syzkaller login: [ 523.880669][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 523.881268][ T31] audit: type=1400 audit(523.820:58): avc: denied { read write } for pid=3096 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 523.887368][ T31] audit: type=1400 audit(523.820:59): avc: denied { open } for pid=3096 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:34256' (ED25519) to the list of known hosts. [ 557.688694][ T31] audit: type=1400 audit(557.620:60): avc: denied { execute } for pid=3109 comm="sh" name="syz-executor2515144908" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 557.690867][ T31] audit: type=1400 audit(557.630:61): avc: denied { execute_no_trans } for pid=3109 comm="sh" path="/syz-executor2515144908" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 557.906941][ T31] audit: type=1400 audit(557.840:62): avc: denied { execmem } for pid=3109 comm="syz-executor251" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 557.997610][ T31] audit: type=1400 audit(557.930:63): avc: denied { prog_load } for pid=3110 comm="syz-executor251" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 558.005143][ T31] audit: type=1400 audit(557.940:64): avc: denied { bpf } for pid=3110 comm="syz-executor251" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 558.027818][ T31] audit: type=1400 audit(557.960:65): avc: denied { perfmon } for pid=3110 comm="syz-executor251" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 558.132661][ T31] audit: type=1400 audit(558.070:66): avc: denied { prog_run } for pid=3110 comm="syz-executor251" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.052938][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 1324.055410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.061728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.062030][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.062326][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.065753][ T32] Call trace: [ 1324.065929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.066311][ T32] r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 [ 1324.066371][ T32] r4:83238000 [ 1324.066441][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.066502][ T32] r5:83238000 r4:8291a680 [ 1324.066556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.066601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.066645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 1324.066690][ T32] r4:00000000 [ 1324.066712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.066748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.066789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.066842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d040 [ 1324.066869][ T32] r4:00000000 [ 1324.066890][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.066939][ T32] r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.066971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.067039][ T32] r5:00001000 r4:dfa25000 [ 1324.067068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.067114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.067161][ T32] r5:8537ef8c r4:8537ec00 [ 1324.067182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.067254][ T32] r7:dddced80 r6:83018000 r5:8537ef8c r4:830b8580 [ 1324.067279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.067331][ T32] r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.067354][ T32] r4:830b8580 [ 1324.067374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.067422][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 [ 1324.067465][ T32] r4:00000001 [ 1324.067494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.067587][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 1324.067699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.067741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.067769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.067821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.067845][ T32] r4:830b5940 [ 1324.071712][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.071811][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.071949][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.072035][ T32] Call trace: [ 1324.072078][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.072134][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.072179][ T32] r4:00000000 [ 1324.072203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.072266][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.072298][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.072328][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.072353][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.072378][ T32] r5:800f0013 r4:80239bb0 [ 1324.072420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.072467][ T32] r4:82ac21e4 [ 1324.072488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.072531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.072574][ T32] r4:dff95dc0 [ 1324.072609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.072660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.072707][ T32] r4:00000000 [ 1324.072739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.072817][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.072844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.072889][ T32] r5:00001000 r4:dfdad000 [ 1324.072909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.072949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.072991][ T32] r5:848f3f8c r4:848f3c00 [ 1324.073016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.073068][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.073092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.073141][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.073164][ T32] r4:8484f600 [ 1324.073205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.073257][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.073281][ T32] r4:00000001 [ 1324.073301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.073337][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.073364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.073394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.073422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.073471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.073496][ T32] r4:848b22c0 [ 1324.073573][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.073610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.073635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.073655][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.073726][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.073772][ T32] Call trace: [ 1324.073830][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.073880][ T32] r10:8291a684 r9:df879d84 r8:00000002 r7:60000013 r6:df879d8c r5:83242400 [ 1324.073903][ T32] r4:83242400 [ 1324.073933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.074000][ T32] r5:83242400 r4:8291a680 [ 1324.074033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.074072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.074142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.074190][ T32] r4:00000000 [ 1324.074212][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.074250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.074308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.074359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141880 [ 1324.074404][ T32] r4:00000000 [ 1324.074427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.074476][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1324.074498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.074541][ T32] r5:00001000 r4:ecf49000 [ 1324.074580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.074630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.074673][ T32] r5:85b09b8c r4:85b09800 [ 1324.074693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.074765][ T32] r7:ddde2d80 r6:83018200 r5:85b09b8c r4:830cc080 [ 1324.074811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.074867][ T32] r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.074890][ T32] r4:830cc080 [ 1324.074909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.074977][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 [ 1324.075026][ T32] r4:00000001 [ 1324.075049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.075085][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.075113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.075142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.075177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.075210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.075232][ T32] r4:830cb100 [ 1324.075566][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.075638][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.075719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.075814][ T32] Call trace: [ 1324.075872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.075946][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.075992][ T32] r4:00000000 [ 1324.076019][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.076060][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.076131][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.076165][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.076211][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.076261][ T32] r5:800f0013 r4:80239bb0 [ 1324.076285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.076327][ T32] r4:82ac21e4 [ 1324.076348][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.076391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.076413][ T32] r4:dff95dc0 [ 1324.076432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.076480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.076526][ T32] r4:00000000 [ 1324.076564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.076634][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.076660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.076705][ T32] r5:00001000 r4:dfdad000 [ 1324.076726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.076786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.076854][ T32] r5:848f3f8c r4:848f3c00 [ 1324.076878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.076927][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.076979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.077035][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.077079][ T32] r4:8484f600 [ 1324.077121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.077191][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.077236][ T32] r4:00000001 [ 1324.077258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.077295][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.077322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.077351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.077379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.077407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.077430][ T32] r4:848b22c0 [ 1324.077473][ T32] INFO: task kworker/0:2:48 blocked for more than 450 seconds. [ 1324.077503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.077547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.077594][ T32] task:kworker/0:2 state:D stack:0 pid:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.077679][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.077726][ T32] Call trace: [ 1324.077778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.077839][ T32] r10:8291a684 r9:df925d84 r8:00000002 r7:60000113 r6:df925d8c r5:8380e000 [ 1324.077865][ T32] r4:8380e000 [ 1324.077885][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.078608][ T32] r5:8380e000 r4:8291a680 [ 1324.078671][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.078772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.078869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 [ 1324.078920][ T32] r4:00000000 [ 1324.078964][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.079055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.079286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.079382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aad40 [ 1324.079431][ T32] r4:00000000 [ 1324.079475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.079662][ T32] r9:83018005 r8:8380e000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.079717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.079854][ T32] r5:00001000 r4:e0669000 [ 1324.079907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.079988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.080081][ T32] r5:8535678c r4:85356400 [ 1324.080146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.080249][ T32] r7:dddced80 r6:83018000 r5:8535678c r4:833e0c80 [ 1324.080330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.080433][ T32] r10:61c88647 r9:8380e000 r8:833e0cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.080543][ T32] r4:833e0c80 [ 1324.080605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.080704][ T32] r10:00000000 r9:833e0c80 r8:80287e08 r7:df845e60 r6:833e0d80 r5:8380e000 [ 1324.080752][ T32] r4:00000001 [ 1324.080877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.081002][ T32] Exception stack(0xdf925fb0 to 0xdf925ff8) [ 1324.081101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.081217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.081339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.081407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.081458][ T32] r4:833e3340 [ 1324.082078][ T32] INFO: task kworker/0:2:48 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.082172][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.082587][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.082690][ T32] Call trace: [ 1324.082897][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.083014][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.083124][ T32] r4:00000000 [ 1324.083174][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.083255][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.083345][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.083473][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.083534][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.083589][ T32] r5:800f0013 r4:80239bb0 [ 1324.083634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.083793][ T32] r4:82ac21e4 [ 1324.083914][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.084016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.084071][ T32] r4:dff95dc0 [ 1324.084114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.084202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.084250][ T32] r4:00000000 [ 1324.084295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.084387][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.084433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.084517][ T32] r5:00001000 r4:dfdad000 [ 1324.084560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.084639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.084725][ T32] r5:848f3f8c r4:848f3c00 [ 1324.084882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.084988][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.085114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.085216][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.085365][ T32] r4:8484f600 [ 1324.085416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.085596][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.085650][ T32] r4:00000001 [ 1324.085923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.086003][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.086066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.086146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.086342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.086468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.086523][ T32] r4:848b22c0 [ 1324.086815][ T32] INFO: task kworker/1:2:2859 blocked for more than 450 seconds. [ 1324.086890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.086942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.087028][ T32] task:kworker/1:2 state:D stack:0 pid:2859 tgid:2859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.087276][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.087429][ T32] Call trace: [ 1324.087637][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.087746][ T32] r10:8291a684 r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:8417c800 [ 1324.087797][ T32] r4:8417c800 [ 1324.087843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.088937][ T32] r5:8417c800 r4:8291a680 [ 1324.088997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.089176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.089277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 [ 1324.089327][ T32] r4:00000000 [ 1324.089370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.089497][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.089585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.089702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c64c0 [ 1324.089758][ T32] r4:00000000 [ 1324.089801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.089938][ T32] r9:83018205 r8:8417c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.090015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.090141][ T32] r5:00001000 r4:dfc2d000 [ 1324.090259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.090348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.090435][ T32] r5:84bfa38c r4:84bfa000 [ 1324.090480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.090574][ T32] r7:ddde2d80 r6:83018200 r5:84bfa38c r4:83c38f80 [ 1324.090619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.090756][ T32] r10:61c88647 r9:8417c800 r8:83c38fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.090811][ T32] r4:83c38f80 [ 1324.090871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.090990][ T32] r10:00000000 r9:83c38f80 r8:80287e08 r7:df931e60 r6:843e1100 r5:8417c800 [ 1324.091050][ T32] r4:00000001 [ 1324.091217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.091304][ T32] Exception stack(0xebe69fb0 to 0xebe69ff8) [ 1324.091365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.091428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.091486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.091738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.091792][ T32] r4:8433fe00 [ 1324.092400][ T32] INFO: task kworker/1:2:2859 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.092553][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.092769][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.092905][ T32] Call trace: [ 1324.093312][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.093421][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.093557][ T32] r4:00000000 [ 1324.093608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.093753][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.093818][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.093894][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.093982][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.094047][ T32] r5:800f0013 r4:80239bb0 [ 1324.094194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.094285][ T32] r4:82ac21e4 [ 1324.094330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.094419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.094466][ T32] r4:dff95dc0 [ 1324.094510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.094599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.094760][ T32] r4:00000000 [ 1324.094974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.095078][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.095211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.095303][ T32] r5:00001000 r4:dfdad000 [ 1324.095387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.095475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.095561][ T32] r5:848f3f8c r4:848f3c00 [ 1324.095604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.095696][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.095743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.095841][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.095889][ T32] r4:8484f600 [ 1324.095931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.096030][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.096134][ T32] r4:00000001 [ 1324.096181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.096317][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.096379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.096443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.096540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.096607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.096655][ T32] r4:848b22c0 [ 1324.096747][ T32] INFO: task kworker/0:3:3113 blocked for more than 450 seconds. [ 1324.096807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.096858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.096958][ T32] task:kworker/0:3 state:D stack:0 pid:3113 tgid:3113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.097239][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.097330][ T32] Call trace: [ 1324.097457][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.097559][ T32] r10:8291a684 r9:df9b5d84 r8:00000002 r7:60000113 r6:df9b5d8c r5:83b3ec00 [ 1324.097608][ T32] r4:83b3ec00 [ 1324.097651][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.097771][ T32] r5:83b3ec00 r4:8291a680 [ 1324.097823][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.097976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.110937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 [ 1324.111022][ T32] r4:00000000 [ 1324.111072][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.111175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.111257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.111363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e400 [ 1324.111416][ T32] r4:00000000 [ 1324.111543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.111645][ T32] r9:83018005 r8:83b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.111691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.111849][ T32] r5:00001000 r4:e0717000 [ 1324.111916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.112000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.112110][ T32] r5:8515b38c r4:8515b000 [ 1324.112161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.112257][ T32] r7:dddced80 r6:83018000 r5:8515b38c r4:838c9e00 [ 1324.112305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.112400][ T32] r10:61c88647 r9:83b3ec00 r8:838c9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.112467][ T32] r4:838c9e00 [ 1324.112572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.112672][ T32] r10:00000000 r9:838c9e00 r8:80287e08 r7:df845e60 r6:84a32200 r5:83b3ec00 [ 1324.112799][ T32] r4:00000001 [ 1324.112850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.112930][ T32] Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) [ 1324.113097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.113165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.113224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.113344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.113401][ T32] r4:84815100 [ 1324.114122][ T32] INFO: task kworker/0:3:3113 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.114248][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.114329][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.114376][ T32] Call trace: [ 1324.114409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.114486][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.114554][ T32] r4:00000000 [ 1324.114577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.114626][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.114677][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.114711][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.114736][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.114760][ T32] r5:800f0013 r4:80239bb0 [ 1324.114781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.114821][ T32] r4:82ac21e4 [ 1324.114862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.114928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.114953][ T32] r4:dff95dc0 [ 1324.114972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.115018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.115053][ T32] r4:00000000 [ 1324.115075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.115141][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.115180][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.115246][ T32] r5:00001000 r4:dfdad000 [ 1324.115314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.115358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.115404][ T32] r5:848f3f8c r4:848f3c00 [ 1324.115424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.115486][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.115518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.115588][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.115614][ T32] r4:8484f600 [ 1324.115655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.115705][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.115727][ T32] r4:00000001 [ 1324.115746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.115801][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.115830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.115859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.115886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.115918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.115941][ T32] r4:848b22c0 [ 1324.115969][ T32] INFO: task kworker/1:4:3118 blocked for more than 450 seconds. [ 1324.116034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.116074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.116098][ T32] task:kworker/1:4 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.116187][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.116239][ T32] Call trace: [ 1324.116274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.116323][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83b3a400 [ 1324.116367][ T32] r4:83b3a400 [ 1324.116400][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.116444][ T32] r5:83b3a400 r4:8291a680 [ 1324.116463][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.116502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.116543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.116566][ T32] r4:00000000 [ 1324.116586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.116619][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.116654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.116716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c6cc0 [ 1324.116741][ T32] r4:00000000 [ 1324.116761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.116806][ T32] r9:83018205 r8:83b3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.116827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.116869][ T32] r5:00001000 r4:dfc79000 [ 1324.116928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.116971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.117018][ T32] r5:84bfaf8c r4:84bfac00 [ 1324.117038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.117084][ T32] r7:ddde2d80 r6:83018200 r5:84bfaf8c r4:84819700 [ 1324.117124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.117174][ T32] r10:61c88647 r9:83b3a400 r8:8481972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.117206][ T32] r4:84819700 [ 1324.117248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.117320][ T32] r10:00000000 r9:84819700 r8:80287e08 r7:ebe69e60 r6:84a32f00 r5:83b3a400 [ 1324.117345][ T32] r4:00000001 [ 1324.117386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.117444][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.117474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.117524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.117575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.117607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.117639][ T32] r4:8434e9c0 [ 1324.117877][ T32] INFO: task kworker/1:4:3118 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.117911][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.133249][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.133382][ T32] Call trace: [ 1324.133449][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.133514][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.133540][ T32] r4:00000000 [ 1324.133562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.133651][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.133685][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.133719][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.133771][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.133801][ T32] r5:800f0013 r4:80239bb0 [ 1324.133823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.133886][ T32] r4:82ac21e4 [ 1324.133937][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.133983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.134006][ T32] r4:dff95dc0 [ 1324.134060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.134139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.134174][ T32] r4:00000000 [ 1324.134195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.134243][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.134265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.134334][ T32] r5:00001000 r4:dfdad000 [ 1324.134359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.134427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.134474][ T32] r5:848f3f8c r4:848f3c00 [ 1324.134495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.134542][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.134565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.134614][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.134636][ T32] r4:8484f600 [ 1324.134656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.134729][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.134756][ T32] r4:00000001 [ 1324.134802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.134869][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.134899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.134930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.134957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.134987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.135067][ T32] r4:848b22c0 [ 1324.135129][ T32] INFO: task kworker/1:5:3120 blocked for more than 450 seconds. [ 1324.135167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.135194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.135217][ T32] task:kworker/1:5 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.135305][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.135348][ T32] Call trace: [ 1324.135496][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.135549][ T32] r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83252400 [ 1324.135633][ T32] r4:83252400 [ 1324.135658][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.135728][ T32] r5:83252400 r4:8291a680 [ 1324.135752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.135792][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.135869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 1324.135893][ T32] r4:00000000 [ 1324.135947][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.136033][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.136107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.136194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b080 [ 1324.136240][ T32] r4:00000000 [ 1324.136322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.136465][ T32] r9:83018205 r8:83252400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1324.136493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.136628][ T32] r5:00001000 r4:e01bb000 [ 1324.136652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.136692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.136735][ T32] r5:84be778c r4:84be7400 [ 1324.136755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.136836][ T32] r7:ddde2d80 r6:83018200 r5:84be778c r4:84819800 [ 1324.136861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.136909][ T32] r10:61c88647 r9:83252400 r8:8481982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.136931][ T32] r4:84819800 [ 1324.136976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.137031][ T32] r10:00000000 r9:84819800 r8:80287e08 r7:df9c1e60 r6:840f4580 r5:83252400 [ 1324.137081][ T32] r4:00000001 [ 1324.137130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.137168][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1324.137195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.137226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.137283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.137315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.137339][ T32] r4:8434eac0 [ 1324.137748][ T32] INFO: task kworker/1:5:3120 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.137780][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.137859][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.138098][ T32] Call trace: [ 1324.145147][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.145226][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.145252][ T32] r4:00000000 [ 1324.145273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.145314][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.145346][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.145376][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.145428][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.145456][ T32] r5:800f0013 r4:80239bb0 [ 1324.145497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.145564][ T32] r4:82ac21e4 [ 1324.145589][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.145632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.145655][ T32] r4:dff95dc0 [ 1324.145674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.145736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.145761][ T32] r4:00000000 [ 1324.145789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.145860][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.145906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.145955][ T32] r5:00001000 r4:dfdad000 [ 1324.145975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.146021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.146065][ T32] r5:848f3f8c r4:848f3c00 [ 1324.146096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.146172][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.146216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.146267][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.146290][ T32] r4:8484f600 [ 1324.146309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.146356][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.146378][ T32] r4:00000001 [ 1324.146397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.146431][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.146478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.146511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.146538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.146606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.146633][ T32] r4:848b22c0 [ 1324.146662][ T32] INFO: task kworker/1:6:3123 blocked for more than 450 seconds. [ 1324.146695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.146769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.146795][ T32] task:kworker/1:6 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.146849][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.146892][ T32] Call trace: [ 1324.146944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.147021][ T32] r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:83243c00 [ 1324.147067][ T32] r4:83243c00 [ 1324.147111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.147196][ T32] r5:83243c00 r4:8291a680 [ 1324.147227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.147269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.147334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.147387][ T32] r4:00000000 [ 1324.147429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.147478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.147515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.147558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85091500 [ 1324.147580][ T32] r4:00000000 [ 1324.147620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.147689][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.147732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.147799][ T32] r5:00001000 r4:dfcd3000 [ 1324.147826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.147866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.153588][ T32] r5:84750f8c r4:84750c00 [ 1324.153644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.153708][ T32] r7:ddde2d80 r6:83018200 r5:84750f8c r4:84819600 [ 1324.153731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.153780][ T32] r10:61c88647 r9:83243c00 r8:8481962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.153803][ T32] r4:84819600 [ 1324.153823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.153870][ T32] r10:00000000 r9:84819600 r8:80287e08 r7:df9c5e60 r6:84295a80 r5:83243c00 [ 1324.153892][ T32] r4:00000001 [ 1324.153931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.153984][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.154018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.154049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.154076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.154117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.154142][ T32] r4:8434ed00 [ 1324.154493][ T32] INFO: task kworker/1:6:3123 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.154526][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.154590][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.154637][ T32] Call trace: [ 1324.154699][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.154753][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.154776][ T32] r4:00000000 [ 1324.154816][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.154859][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.154888][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.154917][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.154964][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.154992][ T32] r5:800f0013 r4:80239bb0 [ 1324.155017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.155069][ T32] r4:82ac21e4 [ 1324.155093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.155136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.155160][ T32] r4:dff95dc0 [ 1324.155199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.155245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.155268][ T32] r4:00000000 [ 1324.155288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.155333][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.155376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.155424][ T32] r5:00001000 r4:dfdad000 [ 1324.155445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.155497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.155571][ T32] r5:848f3f8c r4:848f3c00 [ 1324.155612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.155663][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.155685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.155732][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.155754][ T32] r4:8484f600 [ 1324.155790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.155840][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.155862][ T32] r4:00000001 [ 1324.155881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.155915][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.155941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.155996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.156030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.156116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.156162][ T32] r4:848b22c0 [ 1324.156198][ T32] INFO: task kworker/1:7:3124 blocked for more than 450 seconds. [ 1324.156253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.156281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.156313][ T32] task:kworker/1:7 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.156386][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.156459][ T32] Call trace: [ 1324.156491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.156560][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000013 r6:df9d9d8c r5:845f4800 [ 1324.156587][ T32] r4:845f4800 [ 1324.156628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.156693][ T32] r5:845f4800 r4:8291a680 [ 1324.156742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.156788][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.156832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.156854][ T32] r4:00000000 [ 1324.156874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.156909][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.156957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.157026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85114fc0 [ 1324.157059][ T32] r4:00000000 [ 1324.157080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.157126][ T32] r9:83018205 r8:845f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.157148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.157212][ T32] r5:00001000 r4:dfb63000 [ 1324.157240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.157280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.157325][ T32] r5:8515078c r4:85150400 [ 1324.157344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.157390][ T32] r7:ddde2d80 r6:83018200 r5:8515078c r4:84819880 [ 1324.157412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.157458][ T32] r10:61c88647 r9:845f4800 r8:848198ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.157481][ T32] r4:84819880 [ 1324.157500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.157544][ T32] r10:00000000 r9:84819880 r8:80287e08 r7:df9d5e60 r6:84295a00 r5:845f4800 [ 1324.157567][ T32] r4:00000001 [ 1324.157586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.157641][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.157672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.157703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.157731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.157760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.157804][ T32] r4:8434ee00 [ 1324.165788][ T32] INFO: task kworker/1:7:3124 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.165859][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.165944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.166062][ T32] Call trace: [ 1324.166144][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.166230][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.166288][ T32] r4:00000000 [ 1324.166346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.166415][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.166453][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.166484][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.166543][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.166589][ T32] r5:800f0013 r4:80239bb0 [ 1324.166638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.166703][ T32] r4:82ac21e4 [ 1324.166732][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.166796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.166827][ T32] r4:dff95dc0 [ 1324.166848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.166912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.166938][ T32] r4:00000000 [ 1324.166958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.167005][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.167042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.167090][ T32] r5:00001000 r4:dfdad000 [ 1324.167147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.167191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.167235][ T32] r5:848f3f8c r4:848f3c00 [ 1324.167256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.167372][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.167461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.167514][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.167536][ T32] r4:8484f600 [ 1324.167585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.167636][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.167688][ T32] r4:00000001 [ 1324.167710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.167800][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.167857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.167921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.174645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.174713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.174761][ T32] r4:848b22c0 [ 1324.175010][ T32] INFO: task kworker/1:8:3126 blocked for more than 450 seconds. [ 1324.175072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.175109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.175154][ T32] task:kworker/1:8 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.175234][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.175292][ T32] Call trace: [ 1324.175347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.175407][ T32] r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:83236000 [ 1324.175431][ T32] r4:83236000 [ 1324.175451][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.175494][ T32] r5:83236000 r4:8291a680 [ 1324.175516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.175566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.175612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.175655][ T32] r4:00000000 [ 1324.175698][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.175736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.175795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.175840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852745c0 [ 1324.175863][ T32] r4:00000000 [ 1324.175903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.175952][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.175974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.176023][ T32] r5:00001000 r4:e0685000 [ 1324.176044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.176083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.176126][ T32] r5:8517178c r4:85171400 [ 1324.176147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.176195][ T32] r7:ddde2d80 r6:83018200 r5:8517178c r4:84819580 [ 1324.176236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.176289][ T32] r10:61c88647 r9:83236000 r8:848195ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.176311][ T32] r4:84819580 [ 1324.176331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.176377][ T32] r10:00000000 r9:84819580 r8:80287e08 r7:df9d9e60 r6:84819400 r5:83236000 [ 1324.176400][ T32] r4:00000001 [ 1324.176419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.176476][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.176508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.176538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.176565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.176595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.176637][ T32] r4:8434eec0 [ 1324.176985][ T32] INFO: task kworker/1:8:3126 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.177043][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177126][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177199][ T32] Call trace: [ 1324.177252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.177308][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.177360][ T32] r4:00000000 [ 1324.177405][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.177468][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.177515][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.177548][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.177574][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.177619][ T32] r5:800f0013 r4:80239bb0 [ 1324.177642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.177683][ T32] r4:82ac21e4 [ 1324.177704][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.177758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.177789][ T32] r4:dff95dc0 [ 1324.177808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.177851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.177901][ T32] r4:00000000 [ 1324.183760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.183835][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.183860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.183907][ T32] r5:00001000 r4:dfdad000 [ 1324.183928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.183969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.184020][ T32] r5:848f3f8c r4:848f3c00 [ 1324.184071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.184128][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.184152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.184215][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.184241][ T32] r4:8484f600 [ 1324.184281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.184363][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.184389][ T32] r4:00000001 [ 1324.184429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.184490][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.184529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.184560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.184609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.184666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.184692][ T32] r4:848b22c0 [ 1324.184736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.184799][ T32] INFO: task kworker/1:9:3128 blocked for more than 450 seconds. [ 1324.184854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.184916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.184941][ T32] task:kworker/1:9 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.185039][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.185111][ T32] Call trace: [ 1324.185172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.185228][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:838aa400 [ 1324.185287][ T32] r4:838aa400 [ 1324.185310][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.185354][ T32] r5:838aa400 r4:8291a680 [ 1324.185375][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.185438][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.185494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.185519][ T32] r4:00000000 [ 1324.185538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.185573][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.185620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.185686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c700 [ 1324.185712][ T32] r4:00000000 [ 1324.185732][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.185776][ T32] r9:83018205 r8:838aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.185797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.185838][ T32] r5:00001000 r4:dfe95000 [ 1324.185897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.185940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.186028][ T32] r5:8515bf8c r4:8515bc00 [ 1324.186057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.186117][ T32] r7:ddde2d80 r6:83018200 r5:8515bf8c r4:84819780 [ 1324.186163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.186224][ T32] r10:61c88647 r9:838aa400 r8:848197ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.186269][ T32] r4:84819780 [ 1324.186293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.186340][ T32] r10:00000000 r9:84819780 r8:80287e08 r7:df9e5e60 r6:84819380 r5:838aa400 [ 1324.186362][ T32] r4:00000001 [ 1324.186381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.186436][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.186466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.186517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.186556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.186587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.186629][ T32] r4:84a691c0 [ 1324.186968][ T32] INFO: task kworker/1:9:3128 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.187093][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.187228][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.187304][ T32] Call trace: [ 1324.187337][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.187390][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.187433][ T32] r4:00000000 [ 1324.187457][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.187537][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.187574][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.187612][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.187664][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.187711][ T32] r5:800f0013 r4:80239bb0 [ 1324.187754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.187797][ T32] r4:82ac21e4 [ 1324.187857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.195971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.196055][ T32] r4:dff95dc0 [ 1324.196104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.196184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.196272][ T32] r4:00000000 [ 1324.196296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.196345][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.196368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.196414][ T32] r5:00001000 r4:dfdad000 [ 1324.196435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.196475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.196540][ T32] r5:848f3f8c r4:848f3c00 [ 1324.196564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.196613][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.196635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.196703][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.196734][ T32] r4:8484f600 [ 1324.196755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.196823][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.196848][ T32] r4:00000001 [ 1324.196895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.196935][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.196985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.197022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.197071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.197103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.197154][ T32] r4:848b22c0 [ 1324.197178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.197205][ T32] INFO: task kworker/0:4:3129 blocked for more than 450 seconds. [ 1324.197236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.197302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.197352][ T32] task:kworker/0:4 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.197411][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.197500][ T32] Call trace: [ 1324.197571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.197628][ T32] r10:8291a684 r9:df9bdd84 r8:00000002 r7:60000113 r6:df9bdd8c r5:845f3000 [ 1324.197652][ T32] r4:845f3000 [ 1324.197672][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.197715][ T32] r5:845f3000 r4:8291a680 [ 1324.197735][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.197773][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.197836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 [ 1324.197862][ T32] r4:00000000 [ 1324.197900][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.202030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.202125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.202180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851da440 [ 1324.202217][ T32] r4:00000000 [ 1324.202259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.202342][ T32] r9:83018005 r8:845f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.202377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.202423][ T32] r5:00001000 r4:eaa0d000 [ 1324.202444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.202508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.202574][ T32] r5:8537eb8c r4:8537e800 [ 1324.202618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.202688][ T32] r7:dddced80 r6:83018000 r5:8537eb8c r4:84a41000 [ 1324.202734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.202805][ T32] r10:61c88647 r9:845f3000 r8:84a4102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.202850][ T32] r4:84a41000 [ 1324.202873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.202951][ T32] r10:00000000 r9:84a41000 r8:80287e08 r7:df845e60 r6:84a41d80 r5:845f3000 [ 1324.202976][ T32] r4:00000001 [ 1324.202996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.203048][ T32] Exception stack(0xdf9bdfb0 to 0xdf9bdff8) [ 1324.203088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.203121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.203148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.203180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.203203][ T32] r4:848154c0 [ 1324.203547][ T32] INFO: task kworker/0:4:3129 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.203580][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.203661][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.203721][ T32] Call trace: [ 1324.203753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.203806][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.203830][ T32] r4:00000000 [ 1324.203851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.203889][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.203918][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.203948][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.203973][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.204030][ T32] r5:800f0013 r4:80239bb0 [ 1324.204056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.204117][ T32] r4:82ac21e4 [ 1324.204175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.204221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.204244][ T32] r4:dff95dc0 [ 1324.204264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.204343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.204397][ T32] r4:00000000 [ 1324.204419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.204467][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.204490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.204532][ T32] r5:00001000 r4:dfdad000 [ 1324.204552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.204624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.204670][ T32] r5:848f3f8c r4:848f3c00 [ 1324.204690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.204737][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.204759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.204809][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.204863][ T32] r4:8484f600 [ 1324.204898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.204969][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.204994][ T32] r4:00000001 [ 1324.205018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.205054][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.205080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.205109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.205156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.205190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.205234][ T32] r4:848b22c0 [ 1324.205279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.205329][ T32] INFO: task kworker/1:10:3131 blocked for more than 450 seconds. [ 1324.205385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.205423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.205447][ T32] task:kworker/1:10 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.205531][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.205577][ T32] Call trace: [ 1324.205627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.205676][ T32] r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:845f3c00 [ 1324.205699][ T32] r4:845f3c00 [ 1324.205741][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.205788][ T32] r5:845f3c00 r4:8291a680 [ 1324.205809][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.205868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.205915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.205958][ T32] r4:00000000 [ 1324.205986][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.206027][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.206062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.206143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d4140 [ 1324.206199][ T32] r4:00000000 [ 1324.206240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.206330][ T32] r9:83018205 r8:845f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.206362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.206407][ T32] r5:00001000 r4:e0177000 [ 1324.206427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.206466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.206510][ T32] r5:85106b8c r4:85106800 [ 1324.206532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.206578][ T32] r7:ddde2d80 r6:83018200 r5:85106b8c r4:84819500 [ 1324.206621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.206709][ T32] r10:61c88647 r9:845f3c00 r8:8481952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.206758][ T32] r4:84819500 [ 1324.206831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.206880][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:df9e5e60 r6:83c60980 r5:845f3c00 [ 1324.206925][ T32] r4:00000001 [ 1324.206952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.207021][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.207060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.207092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.207120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.207148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.207190][ T32] r4:84a69080 [ 1324.207402][ T32] INFO: task kworker/1:10:3131 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.207434][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.207500][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.207548][ T32] Call trace: [ 1324.207580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.207651][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.207698][ T32] r4:00000000 [ 1324.207721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.207760][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.207789][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.207818][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.207844][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.207873][ T32] r5:800f0013 r4:80239bb0 [ 1324.220811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.220959][ T32] r4:82ac21e4 [ 1324.221015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.221109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.221158][ T32] r4:dff95dc0 [ 1324.221199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.221284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.221331][ T32] r4:00000000 [ 1324.221451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.221577][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.221630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.221736][ T32] r5:00001000 r4:dfdad000 [ 1324.221791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.221872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.221955][ T32] r5:848f3f8c r4:848f3c00 [ 1324.221997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.222150][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.222204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.222304][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.222544][ T32] r4:8484f600 [ 1324.222658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.222755][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.222801][ T32] r4:00000001 [ 1324.222842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.222915][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.223116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.223289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.223514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.223584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.223629][ T32] r4:848b22c0 [ 1324.223677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.223730][ T32] INFO: task kworker/1:11:3134 blocked for more than 450 seconds. [ 1324.223790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.223841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.223887][ T32] task:kworker/1:11 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.223986][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.224114][ T32] Call trace: [ 1324.224188][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.224290][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:845f6000 [ 1324.224441][ T32] r4:845f6000 [ 1324.224490][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.224576][ T32] r5:845f6000 r4:8291a680 [ 1324.224619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.224699][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.224786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.224830][ T32] r4:00000000 [ 1324.224869][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.224942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.225019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.225103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85301300 [ 1324.225150][ T32] r4:00000000 [ 1324.225190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.225277][ T32] r9:83018205 r8:845f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1324.225320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.225406][ T32] r5:00001000 r4:e07db000 [ 1324.225451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.225530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.225616][ T32] r5:85173f8c r4:85173c00 [ 1324.225725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.225824][ T32] r7:ddde2d80 r6:83018200 r5:85173f8c r4:84819480 [ 1324.225867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.225961][ T32] r10:61c88647 r9:845f6000 r8:848194ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.226034][ T32] r4:84819480 [ 1324.226084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.226417][ T32] r10:00000000 r9:84819480 r8:80287e08 r7:df9e5e60 r6:83c60c00 r5:845f6000 [ 1324.226472][ T32] r4:00000001 [ 1324.226515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.226588][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.226644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.226723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.226788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.226877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.226932][ T32] r4:84a69380 [ 1324.227553][ T32] INFO: task kworker/1:11:3134 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.227617][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.227728][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.227967][ T32] Call trace: [ 1324.237402][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.237490][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.237549][ T32] r4:00000000 [ 1324.237573][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.237616][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.237679][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.237714][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.237741][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.237766][ T32] r5:800f0013 r4:80239bb0 [ 1324.237818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.237862][ T32] r4:82ac21e4 [ 1324.237968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.238591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.238647][ T32] r4:dff95dc0 [ 1324.238672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.238726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.238749][ T32] r4:00000000 [ 1324.238771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.238833][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.238858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.238904][ T32] r5:00001000 r4:dfdad000 [ 1324.238924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.238964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.239016][ T32] r5:848f3f8c r4:848f3c00 [ 1324.239038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.239093][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.239114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.239161][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.239184][ T32] r4:8484f600 [ 1324.239226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.239301][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.239350][ T32] r4:00000001 [ 1324.239396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.239501][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.239558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.239589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.239616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.239645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.239667][ T32] r4:848b22c0 [ 1324.239719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.239847][ T32] INFO: task kworker/1:12:3135 blocked for more than 450 seconds. [ 1324.239930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.239961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.239983][ T32] task:kworker/1:12 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240046][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240125][ T32] Call trace: [ 1324.240162][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.240246][ T32] r10:8291a684 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:838abc00 [ 1324.240275][ T32] r4:838abc00 [ 1324.240295][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.240339][ T32] r5:838abc00 r4:8291a680 [ 1324.240359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.240398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.240469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1324.240497][ T32] r4:00000000 [ 1324.240516][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.240551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.240584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.240658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ade80 [ 1324.240739][ T32] r4:00000000 [ 1324.240791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.240838][ T32] r9:83018205 r8:838abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.240890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.240936][ T32] r5:00001000 r4:e0191000 [ 1324.240956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.240995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241043][ T32] r5:8517378c r4:85173400 [ 1324.241096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.241176][ T32] r7:ddde2d80 r6:83018200 r5:8517378c r4:84819300 [ 1324.241199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.241247][ T32] r10:61c88647 r9:838abc00 r8:8481932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.241273][ T32] r4:84819300 [ 1324.241316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.241365][ T32] r10:00000000 r9:84819300 r8:80287e08 r7:dfa29e60 r6:84819280 r5:838abc00 [ 1324.241388][ T32] r4:00000001 [ 1324.241409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.241474][ T32] Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) [ 1324.241504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.241551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.241610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.241675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.241757][ T32] r4:84a69380 [ 1324.242146][ T32] INFO: task kworker/1:12:3135 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.242189][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242248][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242330][ T32] Call trace: [ 1324.242446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.242569][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.242647][ T32] r4:00000000 [ 1324.242771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.242849][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.242969][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.243038][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.243087][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.243163][ T32] r5:800f0013 r4:80239bb0 [ 1324.243213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.243294][ T32] r4:82ac21e4 [ 1324.243333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.243419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.243467][ T32] r4:dff95dc0 [ 1324.243532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.243617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.243710][ T32] r4:00000000 [ 1324.243754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.243903][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.243953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.244046][ T32] r5:00001000 r4:dfdad000 [ 1324.244075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.244120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.244163][ T32] r5:848f3f8c r4:848f3c00 [ 1324.244184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.244232][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.244288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.244437][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.244469][ T32] r4:8484f600 [ 1324.244489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.244625][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.244698][ T32] r4:00000001 [ 1324.244752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.244822][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.244864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.244896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.244924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.244954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.244976][ T32] r4:848b22c0 [ 1324.244996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.245026][ T32] INFO: task kworker/1:13:3137 blocked for more than 450 seconds. [ 1324.245055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.245078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.245099][ T32] task:kworker/1:13 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.245145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.245231][ T32] Call trace: [ 1324.245267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.245348][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83826c00 [ 1324.245374][ T32] r4:83826c00 [ 1324.245399][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.245442][ T32] r5:83826c00 r4:8291a680 [ 1324.245499][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.245540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.245584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.245606][ T32] r4:00000000 [ 1324.245625][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.245658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.245723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.245767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852adf80 [ 1324.245790][ T32] r4:00000000 [ 1324.245809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.245853][ T32] r9:83018205 r8:83826c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.245874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.245915][ T32] r5:00001000 r4:e0011000 [ 1324.245973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.246057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.246122][ T32] r5:8517338c r4:85173000 [ 1324.246176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.246260][ T32] r7:ddde2d80 r6:83018200 r5:8517338c r4:84819200 [ 1324.246284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.246397][ T32] r10:61c88647 r9:83826c00 r8:8481922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.246438][ T32] r4:84819200 [ 1324.246492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.246556][ T32] r10:00000000 r9:84819200 r8:80287e08 r7:dfa29e60 r6:84819000 r5:83826c00 [ 1324.246601][ T32] r4:00000001 [ 1324.246636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.246718][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.246751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.246796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.246859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.246890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.246913][ T32] r4:84a69500 [ 1324.247167][ T32] INFO: task kworker/1:13:3137 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.247200][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.247309][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.247359][ T32] Call trace: [ 1324.247427][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.247481][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.247505][ T32] r4:00000000 [ 1324.247554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.247596][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.247625][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.247655][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.247681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.247728][ T32] r5:800f0013 r4:80239bb0 [ 1324.247752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.247792][ T32] r4:82ac21e4 [ 1324.247841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.247887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.247910][ T32] r4:dff95dc0 [ 1324.267596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.267696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.267743][ T32] r4:00000000 [ 1324.267774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.267824][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.267868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.268383][ T32] r5:00001000 r4:dfdad000 [ 1324.268415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.268467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.268522][ T32] r5:848f3f8c r4:848f3c00 [ 1324.268546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.268595][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.268616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.268665][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.268709][ T32] r4:8484f600 [ 1324.268733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.268793][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.268819][ T32] r4:00000001 [ 1324.268839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.268876][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.268905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.268944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.268975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.269037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.269063][ T32] r4:848b22c0 [ 1324.269096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.269127][ T32] INFO: task kworker/1:14:3140 blocked for more than 450 seconds. [ 1324.269160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.269185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.269209][ T32] task:kworker/1:14 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.269262][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.269351][ T32] Call trace: [ 1324.269394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.269448][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83820c00 [ 1324.269471][ T32] r4:83820c00 [ 1324.269504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.269554][ T32] r5:83820c00 r4:8291a680 [ 1324.269575][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.269642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.269689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.269713][ T32] r4:00000000 [ 1324.269733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.269767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.269825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.269876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8080 [ 1324.269918][ T32] r4:00000000 [ 1324.269955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.270032][ T32] r9:83018205 r8:83820c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1324.270057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.270100][ T32] r5:00001000 r4:ead9b000 [ 1324.270156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.270210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.270262][ T32] r5:854c0b8c r4:854c0800 [ 1324.270306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.270355][ T32] r7:ddde2d80 r6:83018200 r5:854c0b8c r4:84819100 [ 1324.270377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.270444][ T32] r10:61c88647 r9:83820c00 r8:8481912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.270490][ T32] r4:84819100 [ 1324.270514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.270560][ T32] r10:00000000 r9:84819100 r8:80287e08 r7:dfa29e60 r6:84819080 r5:83820c00 [ 1324.270583][ T32] r4:00000001 [ 1324.270601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.270659][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1324.270688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.270718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.270774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.270806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.270829][ T32] r4:84a69800 [ 1324.271159][ T32] INFO: task kworker/1:14:3140 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.271208][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.271272][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.271317][ T32] Call trace: [ 1324.271377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.271432][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.271477][ T32] r4:00000000 [ 1324.271521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.271562][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.271631][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.271687][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.271715][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.271740][ T32] r5:800f0013 r4:80239bb0 [ 1324.271760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.271810][ T32] r4:82ac21e4 [ 1324.271857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.271918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.271941][ T32] r4:dff95dc0 [ 1324.271960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.272003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.272044][ T32] r4:00000000 [ 1324.272068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.272123][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.272146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.272198][ T32] r5:00001000 r4:dfdad000 [ 1324.272221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.272262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.272304][ T32] r5:848f3f8c r4:848f3c00 [ 1324.272324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.272371][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.272409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.272459][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.272481][ T32] r4:8484f600 [ 1324.272509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.272578][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.272603][ T32] r4:00000001 [ 1324.272622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.272701][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.272762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.272795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.272822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.272851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.272874][ T32] r4:848b22c0 [ 1324.272894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.272941][ T32] INFO: task kworker/1:15:3142 blocked for more than 450 seconds. [ 1324.273001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.273037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.273094][ T32] task:kworker/1:15 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.273191][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.273236][ T32] Call trace: [ 1324.273274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.273321][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:83b5bc00 [ 1324.273345][ T32] r4:83b5bc00 [ 1324.273365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.273407][ T32] r5:83b5bc00 r4:8291a680 [ 1324.273447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.273489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.273532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.273553][ T32] r4:00000000 [ 1324.273581][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.273618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.273673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.273738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a7140 [ 1324.273772][ T32] r4:00000000 [ 1324.273825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.273884][ T32] r9:83018205 r8:83b5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.273930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.273980][ T32] r5:00001000 r4:dfb8b000 [ 1324.274000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.274064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274140][ T32] r5:85338f8c r4:85338c00 [ 1324.274165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.274235][ T32] r7:ddde2d80 r6:83018200 r5:85338f8c r4:84819b80 [ 1324.274265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.274313][ T32] r10:61c88647 r9:83b5bc00 r8:84819bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.274357][ T32] r4:84819b80 [ 1324.274384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.274431][ T32] r10:00000000 r9:84819b80 r8:80287e08 r7:dfa2de60 r6:84819180 r5:83b5bc00 [ 1324.274467][ T32] r4:00000001 [ 1324.274489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.274524][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.274551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.274602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.274638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.274667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.274690][ T32] r4:84a69800 [ 1324.274956][ T32] INFO: task kworker/1:15:3142 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.274999][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.275103][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.275180][ T32] Call trace: [ 1324.275213][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.275265][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.275288][ T32] r4:00000000 [ 1324.275308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.275347][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.275377][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.275411][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.275437][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.275482][ T32] r5:800f0013 r4:80239bb0 [ 1324.275506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.275556][ T32] r4:82ac21e4 [ 1324.275578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.275642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.275688][ T32] r4:dff95dc0 [ 1324.275735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.275780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.275823][ T32] r4:00000000 [ 1324.275851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.275906][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.275929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.275980][ T32] r5:00001000 r4:dfdad000 [ 1324.276037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.276089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.276159][ T32] r5:848f3f8c r4:848f3c00 [ 1324.276187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.276235][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.276281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.276365][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.276396][ T32] r4:8484f600 [ 1324.276415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.276473][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.276498][ T32] r4:00000001 [ 1324.276517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.276578][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.276611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.276648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.276708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.276742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.276783][ T32] r4:848b22c0 [ 1324.276819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.276846][ T32] INFO: task kworker/1:16:3144 blocked for more than 450 seconds. [ 1324.276901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.276960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.277012][ T32] task:kworker/1:16 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.277094][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.277228][ T32] Call trace: [ 1324.277321][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.277408][ T32] r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:84051800 [ 1324.277451][ T32] r4:84051800 [ 1324.277504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.277582][ T32] r5:84051800 r4:8291a680 [ 1324.277627][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.277696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.277779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1324.277820][ T32] r4:00000000 [ 1324.277862][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.277986][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.291298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.291368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae040 [ 1324.291418][ T32] r4:00000000 [ 1324.291452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.291503][ T32] r9:83018205 r8:84051800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.291526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.291571][ T32] r5:00001000 r4:dfa1f000 [ 1324.291591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.291631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.291673][ T32] r5:8533ab8c r4:8533a800 [ 1324.291705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.291768][ T32] r7:ddde2d80 r6:83018200 r5:8533ab8c r4:84819980 [ 1324.291821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.291872][ T32] r10:61c88647 r9:84051800 r8:848199ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.291913][ T32] r4:84819980 [ 1324.291955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.292031][ T32] r10:00000000 r9:84819980 r8:80287e08 r7:dfa2de60 r6:84819b00 r5:84051800 [ 1324.292062][ T32] r4:00000001 [ 1324.292083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.292140][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1324.292198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.292235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.292284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.292317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.292352][ T32] r4:84a69c00 [ 1324.292675][ T32] INFO: task kworker/1:16:3144 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.292712][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.292776][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.292836][ T32] Call trace: [ 1324.292886][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.292943][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.292966][ T32] r4:00000000 [ 1324.292996][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.293042][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.293082][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.293115][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.293162][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.293194][ T32] r5:800f0013 r4:80239bb0 [ 1324.293236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.293284][ T32] r4:82ac21e4 [ 1324.293305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.293369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.293400][ T32] r4:dff95dc0 [ 1324.293442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.293491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.293535][ T32] r4:00000000 [ 1324.293579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.293655][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.293684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.293727][ T32] r5:00001000 r4:dfdad000 [ 1324.293748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.293788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.293851][ T32] r5:848f3f8c r4:848f3c00 [ 1324.293895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.293969][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.293998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.294053][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.294086][ T32] r4:8484f600 [ 1324.294183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.294249][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.294273][ T32] r4:00000001 [ 1324.294293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.294328][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.294355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.294436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.294474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.294504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.294527][ T32] r4:848b22c0 [ 1324.294578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.294621][ T32] INFO: task kworker/0:5:3150 blocked for more than 450 seconds. [ 1324.294654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.294687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.294709][ T32] task:kworker/0:5 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.294768][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.294844][ T32] Call trace: [ 1324.294878][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.294932][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8394bc00 [ 1324.294974][ T32] r4:8394bc00 [ 1324.295000][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.295055][ T32] r5:8394bc00 r4:8291a680 [ 1324.295075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.295155][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.295219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.295255][ T32] r4:00000000 [ 1324.295285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.295331][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.295394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.295453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a29c0 [ 1324.295478][ T32] r4:00000000 [ 1324.295498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.295544][ T32] r9:83018005 r8:8394bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1324.295565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.295627][ T32] r5:00001000 r4:eadef000 [ 1324.295660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.295703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.295746][ T32] r5:855d4f8c r4:855d4c00 [ 1324.295790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.295840][ T32] r7:dddced80 r6:83018000 r5:855d4f8c r4:843e1a00 [ 1324.295870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.295918][ T32] r10:61c88647 r9:8394bc00 r8:843e1a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.295940][ T32] r4:843e1a00 [ 1324.295959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.296016][ T32] r10:00000000 r9:843e1a00 r8:80287e08 r7:df845e60 r6:84819a80 r5:8394bc00 [ 1324.296064][ T32] r4:00000001 [ 1324.296108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.296147][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.296175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.296203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.296253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.296284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.296307][ T32] r4:84815900 [ 1324.296512][ T32] INFO: task kworker/0:5:3150 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.296545][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.296626][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.296688][ T32] Call trace: [ 1324.296720][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.296785][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.296817][ T32] r4:00000000 [ 1324.296837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.296878][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.296909][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.296940][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.296966][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.296990][ T32] r5:800f0013 r4:80239bb0 [ 1324.297017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.297057][ T32] r4:82ac21e4 [ 1324.297078][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.297120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.297144][ T32] r4:dff95dc0 [ 1324.297195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.297241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.297295][ T32] r4:00000000 [ 1324.297329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.297387][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.297411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.297485][ T32] r5:00001000 r4:dfdad000 [ 1324.297509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.297552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.297604][ T32] r5:848f3f8c r4:848f3c00 [ 1324.297638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.297723][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.297753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.297804][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.297827][ T32] r4:8484f600 [ 1324.297846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.297903][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.308804][ T32] r4:00000001 [ 1324.308849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.308928][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.308968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.309025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.309065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.309097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.309121][ T32] r4:848b22c0 [ 1324.309144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.309193][ T32] INFO: task kworker/0:6:3151 blocked for more than 450 seconds. [ 1324.309244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.309286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.309312][ T32] task:kworker/0:6 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.309388][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.309445][ T32] Call trace: [ 1324.309479][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.309531][ T32] r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:83949800 [ 1324.309556][ T32] r4:83949800 [ 1324.309577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.309641][ T32] r5:83949800 r4:8291a680 [ 1324.309667][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.309726][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.309774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.309798][ T32] r4:00000000 [ 1324.309818][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.309852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.309891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.309966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cbf00 [ 1324.310008][ T32] r4:00000000 [ 1324.310045][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.310135][ T32] r9:83018005 r8:83949800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.310179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.310249][ T32] r5:00001000 r4:dfa3d000 [ 1324.310295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.310372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.310463][ T32] r5:85492f8c r4:85492c00 [ 1324.310521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.310601][ T32] r7:dddced80 r6:83018000 r5:85492f8c r4:843df700 [ 1324.310629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.310680][ T32] r10:61c88647 r9:83949800 r8:843df72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.310727][ T32] r4:843df700 [ 1324.310772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.310865][ T32] r10:00000000 r9:843df700 r8:80287e08 r7:dfa81e60 r6:84819c00 r5:83949800 [ 1324.310894][ T32] r4:00000001 [ 1324.310925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.310965][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.310993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.311031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.311070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.311113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.311139][ T32] r4:84815900 [ 1324.311467][ T32] INFO: task kworker/0:6:3151 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.311504][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.311563][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.311631][ T32] Call trace: [ 1324.311703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.311760][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.311784][ T32] r4:00000000 [ 1324.311805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.311846][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.311914][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.311952][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.311979][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.312012][ T32] r5:800f0013 r4:80239bb0 [ 1324.312035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.312076][ T32] r4:82ac21e4 [ 1324.312106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.312153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.312177][ T32] r4:dff95dc0 [ 1324.312196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.312238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.312278][ T32] r4:00000000 [ 1324.312302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.312348][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.312370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.312414][ T32] r5:00001000 r4:dfdad000 [ 1324.312453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.312498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.312543][ T32] r5:848f3f8c r4:848f3c00 [ 1324.312564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.312611][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.312633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.312680][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.312703][ T32] r4:8484f600 [ 1324.312722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.312778][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.312805][ T32] r4:00000001 [ 1324.312826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.312862][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.312910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.312944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.312972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.313008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.313032][ T32] r4:848b22c0 [ 1324.313053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.313088][ T32] INFO: task kworker/0:7:3153 blocked for more than 450 seconds. [ 1324.313120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.313144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.313166][ T32] task:kworker/0:7 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.313223][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.313270][ T32] Call trace: [ 1324.313313][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.313384][ T32] r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000013 r6:dfa95d8c r5:8394a400 [ 1324.313411][ T32] r4:8394a400 [ 1324.313432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.313487][ T32] r5:8394a400 r4:8291a680 [ 1324.313532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.313574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.313629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1324.313665][ T32] r4:00000000 [ 1324.313709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.313769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.313812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.313874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d8e00 [ 1324.313921][ T32] r4:00000000 [ 1324.313965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.314017][ T32] r9:83018005 r8:8394a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.314040][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.314083][ T32] r5:00001000 r4:e89fd000 [ 1324.314144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.314189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.314255][ T32] r5:8549cf8c r4:8549cc00 [ 1324.314299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.314351][ T32] r7:dddced80 r6:83018000 r5:8549cf8c r4:84823000 [ 1324.314374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.314442][ T32] r10:61c88647 r9:8394a400 r8:8482302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.314474][ T32] r4:84823000 [ 1324.314523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.314576][ T32] r10:00000000 r9:84823000 r8:80287e08 r7:dfa81e60 r6:84819d80 r5:8394a400 [ 1324.314619][ T32] r4:00000001 [ 1324.314642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.314679][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1324.314707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.314739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.314788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.314821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.314844][ T32] r4:847e63c0 [ 1324.315050][ T32] INFO: task kworker/0:7:3153 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.315083][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.315142][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.315200][ T32] Call trace: [ 1324.315260][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.315314][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.315338][ T32] r4:00000000 [ 1324.315359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.315402][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.315453][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.315486][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.315512][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.315536][ T32] r5:800f0013 r4:80239bb0 [ 1324.315557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.315605][ T32] r4:82ac21e4 [ 1324.315627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.315702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.315742][ T32] r4:dff95dc0 [ 1324.315763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.315827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.315853][ T32] r4:00000000 [ 1324.315873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.315938][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.315967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.316015][ T32] r5:00001000 r4:dfdad000 [ 1324.316036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.316075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.316118][ T32] r5:848f3f8c r4:848f3c00 [ 1324.316159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.316209][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.316231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.316300][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.316351][ T32] r4:8484f600 [ 1324.316373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.316422][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.316445][ T32] r4:00000001 [ 1324.316464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.316498][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.316533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.316564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.316612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.316677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.316707][ T32] r4:848b22c0 [ 1324.316728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.316752][ T32] INFO: task kworker/0:8:3155 blocked for more than 450 seconds. [ 1324.316779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.316803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.316824][ T32] task:kworker/0:8 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.316889][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.316968][ T32] Call trace: [ 1324.316999][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.317053][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83948c00 [ 1324.317076][ T32] r4:83948c00 [ 1324.317096][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.317138][ T32] r5:83948c00 r4:8291a680 [ 1324.317158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.317215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.317261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.317293][ T32] r4:00000000 [ 1324.317315][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.317349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.317404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.317449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850922c0 [ 1324.317519][ T32] r4:00000000 [ 1324.317541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.317586][ T32] r9:83018005 r8:83948c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1324.317608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.317649][ T32] r5:00001000 r4:eb983000 [ 1324.317702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.317764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.317835][ T32] r5:855edb8c r4:855ed800 [ 1324.317862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.335878][ T32] r7:dddced80 r6:83018000 r5:855edb8c r4:84823100 [ 1324.335964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.336043][ T32] r10:61c88647 r9:83948c00 r8:8482312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.336078][ T32] r4:84823100 [ 1324.336113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.336166][ T32] r10:00000000 r9:84823100 r8:80287e08 r7:dfa81e60 r6:84819900 r5:83948c00 [ 1324.336190][ T32] r4:00000001 [ 1324.336232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.336297][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.336355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.336408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.336446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.336476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.336499][ T32] r4:84a69e00 [ 1324.336841][ T32] INFO: task kworker/0:8:3155 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.336886][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.336997][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.337126][ T32] Call trace: [ 1324.337171][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.337259][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.337290][ T32] r4:00000000 [ 1324.337335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.337389][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.337419][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.337450][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.337486][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.337519][ T32] r5:800f0013 r4:80239bb0 [ 1324.337550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.337595][ T32] r4:82ac21e4 [ 1324.337651][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.337702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.337725][ T32] r4:dff95dc0 [ 1324.337755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.337801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.337823][ T32] r4:00000000 [ 1324.337842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.337914][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.343561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.343655][ T32] r5:00001000 r4:dfdad000 [ 1324.343687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.343751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.343803][ T32] r5:848f3f8c r4:848f3c00 [ 1324.343825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.343873][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.343894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.343962][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.343993][ T32] r4:8484f600 [ 1324.344018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.344086][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.344135][ T32] r4:00000001 [ 1324.344158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.344197][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.344251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.344284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.344311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.344382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.344407][ T32] r4:848b22c0 [ 1324.344439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.344481][ T32] INFO: task kworker/1:17:3156 blocked for more than 450 seconds. [ 1324.344538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.344566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.344615][ T32] task:kworker/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.344716][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.344856][ T32] Call trace: [ 1324.344947][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.345041][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:84033000 [ 1324.345113][ T32] r4:84033000 [ 1324.345174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.345255][ T32] r5:84033000 r4:8291a680 [ 1324.345322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.345403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.345487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.345554][ T32] r4:00000000 [ 1324.345595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.345655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.345734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.345813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530d040 [ 1324.345862][ T32] r4:00000000 [ 1324.345908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.345961][ T32] r9:83018205 r8:84033000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.345983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346033][ T32] r5:00001000 r4:dff5d000 [ 1324.346054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.346134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.346190][ T32] r5:854c738c r4:854c7000 [ 1324.346258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.346320][ T32] r7:ddde2d80 r6:83018200 r5:854c738c r4:84819d00 [ 1324.346346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.346394][ T32] r10:61c88647 r9:84033000 r8:84819d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.346437][ T32] r4:84819d00 [ 1324.346460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.346506][ T32] r10:00000000 r9:84819d00 r8:80287e08 r7:dfa2de60 r6:84819e80 r5:84033000 [ 1324.346551][ T32] r4:00000001 [ 1324.346603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.346640][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.346668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.346698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.346725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.346754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.346777][ T32] r4:8480b380 [ 1324.347128][ T32] INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.347160][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.347261][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.347327][ T32] Call trace: [ 1324.347384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.347440][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.347465][ T32] r4:00000000 [ 1324.347484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.347522][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.347559][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.347615][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.347656][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.347702][ T32] r5:800f0013 r4:80239bb0 [ 1324.347731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.347771][ T32] r4:82ac21e4 [ 1324.347790][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.347832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.347854][ T32] r4:dff95dc0 [ 1324.347873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.347913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.347935][ T32] r4:00000000 [ 1324.348021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.356459][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.356504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.356565][ T32] r5:00001000 r4:dfdad000 [ 1324.356587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.356629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.356673][ T32] r5:848f3f8c r4:848f3c00 [ 1324.356694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.356742][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.356764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.356812][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.356834][ T32] r4:8484f600 [ 1324.356854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.356913][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.356939][ T32] r4:00000001 [ 1324.356959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.356996][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.357032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.357083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.357140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.357173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.357218][ T32] r4:848b22c0 [ 1324.357244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.357272][ T32] INFO: task kworker/1:18:3157 blocked for more than 450 seconds. [ 1324.357328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.357364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.357388][ T32] task:kworker/1:18 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.357476][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.357528][ T32] Call trace: [ 1324.357588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.357673][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:84031800 [ 1324.357701][ T32] r4:84031800 [ 1324.357721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.357764][ T32] r5:84031800 r4:8291a680 [ 1324.357784][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.357822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.357866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1324.357889][ T32] r4:00000000 [ 1324.361885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.361971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.362020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.362065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141bc0 [ 1324.362089][ T32] r4:00000000 [ 1324.362194][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.362257][ T32] r9:83018205 r8:84031800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1324.362279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.362325][ T32] r5:00001000 r4:ecf71000 [ 1324.362369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.362418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.362482][ T32] r5:85b0a38c r4:85b0a000 [ 1324.362511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.362561][ T32] r7:ddde2d80 r6:83018200 r5:85b0a38c r4:84819f80 [ 1324.362584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.362655][ T32] r10:61c88647 r9:84031800 r8:84819fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.362686][ T32] r4:84819f80 [ 1324.362747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.362797][ T32] r10:00000000 r9:84819f80 r8:80287e08 r7:dfaa5e60 r6:84819f00 r5:84031800 [ 1324.362819][ T32] r4:00000001 [ 1324.362858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.362900][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1324.362952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.362991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.363055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.363121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.363147][ T32] r4:8480b380 [ 1324.363508][ T32] INFO: task kworker/1:18:3157 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.363542][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.363606][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.363703][ T32] Call trace: [ 1324.363800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.363880][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.363909][ T32] r4:00000000 [ 1324.363929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.364017][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.364056][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.364086][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.364111][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.364135][ T32] r5:800f0013 r4:80239bb0 [ 1324.364156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.364196][ T32] r4:82ac21e4 [ 1324.364216][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.364260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.364312][ T32] r4:dff95dc0 [ 1324.364365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.364442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.364467][ T32] r4:00000000 [ 1324.364487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.364563][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.364587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.364660][ T32] r5:00001000 r4:dfdad000 [ 1324.364711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.364754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.364797][ T32] r5:848f3f8c r4:848f3c00 [ 1324.364848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.364899][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.364921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.364968][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.364991][ T32] r4:8484f600 [ 1324.365052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.365102][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.365153][ T32] r4:00000001 [ 1324.365204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.365242][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.365268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.365298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.365365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.365402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.365425][ T32] r4:848b22c0 [ 1324.365445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.365472][ T32] INFO: task kworker/1:19:3158 blocked for more than 450 seconds. [ 1324.365504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.365529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.365550][ T32] task:kworker/1:19 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.365626][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.365671][ T32] Call trace: [ 1324.365729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.365780][ T32] r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:84036000 [ 1324.365804][ T32] r4:84036000 [ 1324.365833][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.365878][ T32] r5:84036000 r4:8291a680 [ 1324.365898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.365945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.366017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1324.366049][ T32] r4:00000000 [ 1324.366068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.366128][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.366165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.366208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5740 [ 1324.366231][ T32] r4:00000000 [ 1324.366251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.366320][ T32] r9:83018205 r8:84036000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.366366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.366411][ T32] r5:00001000 r4:eba61000 [ 1324.366431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.366469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.366511][ T32] r5:857c2f8c r4:857c2c00 [ 1324.366531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.366576][ T32] r7:ddde2d80 r6:83018200 r5:857c2f8c r4:84819c80 [ 1324.366596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.366642][ T32] r10:61c88647 r9:84036000 r8:84819cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.366673][ T32] r4:84819c80 [ 1324.366718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.366767][ T32] r10:00000000 r9:84819c80 r8:80287e08 r7:dfaa9e60 r6:84819e00 r5:84036000 [ 1324.366789][ T32] r4:00000001 [ 1324.366906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.366944][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.366971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.366999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.367166][ T32] r4:8480b380 [ 1324.367401][ T32] INFO: task kworker/1:19:3158 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.367432][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.367539][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.367587][ T32] Call trace: [ 1324.367631][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.367693][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.367719][ T32] r4:00000000 [ 1324.367760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.367821][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.367853][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.367883][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.367975][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.378527][ T32] r5:800f0013 r4:80239bb0 [ 1324.378578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.378635][ T32] r4:82ac21e4 [ 1324.378656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.378721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.378769][ T32] r4:dff95dc0 [ 1324.378800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.378872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.378918][ T32] r4:00000000 [ 1324.378941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.378989][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.379019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.379066][ T32] r5:00001000 r4:dfdad000 [ 1324.379096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.379162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.379208][ T32] r5:848f3f8c r4:848f3c00 [ 1324.379238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.379309][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.379362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.379433][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.379459][ T32] r4:8484f600 [ 1324.379499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.379548][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.379571][ T32] r4:00000001 [ 1324.379621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.379662][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.379711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.379764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.379800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.379830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.379873][ T32] r4:848b22c0 [ 1324.379898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.379935][ T32] INFO: task kworker/0:9:3162 blocked for more than 450 seconds. [ 1324.379978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.380023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.380074][ T32] task:kworker/0:9 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.380160][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.380205][ T32] Call trace: [ 1324.380264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.380317][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:8417a400 [ 1324.380341][ T32] r4:8417a400 [ 1324.380361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.380404][ T32] r5:8417a400 r4:8291a680 [ 1324.380441][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.380513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.380569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.380593][ T32] r4:00000000 [ 1324.380614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.380683][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.380748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.380840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abd5c0 [ 1324.380895][ T32] r4:00000000 [ 1324.380943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.380990][ T32] r9:83018005 r8:8417a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.381046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.381094][ T32] r5:00001000 r4:eb195000 [ 1324.381114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.381181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.381227][ T32] r5:8568ff8c r4:8568fc00 [ 1324.381261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.381336][ T32] r7:dddced80 r6:83018000 r5:8568ff8c r4:84823080 [ 1324.381360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.381412][ T32] r10:61c88647 r9:8417a400 r8:848230ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.381466][ T32] r4:84823080 [ 1324.381517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.381564][ T32] r10:00000000 r9:84823080 r8:80287e08 r7:dfaa1e60 r6:830b8480 r5:8417a400 [ 1324.381587][ T32] r4:00000001 [ 1324.381636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.381674][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.381701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.381734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.381764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.381793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.381814][ T32] r4:84813380 [ 1324.382180][ T32] INFO: task kworker/0:9:3162 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.382215][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.382385][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.382434][ T32] Call trace: [ 1324.382506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.382565][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.382589][ T32] r4:00000000 [ 1324.382608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.382677][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.382710][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.382756][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.382807][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.382834][ T32] r5:800f0013 r4:80239bb0 [ 1324.382854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.382893][ T32] r4:82ac21e4 [ 1324.382913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.382954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.382976][ T32] r4:dff95dc0 [ 1324.383007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.383052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.383076][ T32] r4:00000000 [ 1324.383116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.383163][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.383185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.383294][ T32] r5:00001000 r4:dfdad000 [ 1324.383319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.383382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.383431][ T32] r5:848f3f8c r4:848f3c00 [ 1324.383451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.383498][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.383520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.383589][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.383636][ T32] r4:8484f600 [ 1324.383658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.383721][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.383746][ T32] r4:00000001 [ 1324.383785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.383844][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.383888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.383939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.383969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.383999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.384027][ T32] r4:848b22c0 [ 1324.384069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.384136][ T32] INFO: task kworker/0:10:3164 blocked for more than 450 seconds. [ 1324.384167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.384211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.384247][ T32] task:kworker/0:10 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.384319][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.384361][ T32] Call trace: [ 1324.384426][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.384474][ T32] r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:84030c00 [ 1324.384497][ T32] r4:84030c00 [ 1324.384517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.384558][ T32] r5:84030c00 r4:8291a680 [ 1324.384599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.384641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.384686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1324.384739][ T32] r4:00000000 [ 1324.384761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.384816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.384853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.384895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2a80 [ 1324.384976][ T32] r4:00000000 [ 1324.384999][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.385050][ T32] r9:83018005 r8:84030c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.385082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.385148][ T32] r5:00001000 r4:eb443000 [ 1324.385192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.385255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385301][ T32] r5:8563eb8c r4:8563e800 [ 1324.385321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.385367][ T32] r7:dddced80 r6:83018000 r5:8563eb8c r4:84823280 [ 1324.385403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.385452][ T32] r10:61c88647 r9:84030c00 r8:848232ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.385475][ T32] r4:84823280 [ 1324.385515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.385621][ T32] r10:00000000 r9:84823280 r8:80287e08 r7:dfad1e60 r6:830b8400 r5:84030c00 [ 1324.385648][ T32] r4:00000001 [ 1324.385696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.385733][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1324.385760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.385812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.385872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.385925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.385950][ T32] r4:84813100 [ 1324.386229][ T32] INFO: task kworker/0:10:3164 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.386292][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.386352][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.386442][ T32] Call trace: [ 1324.386481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.386533][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.386556][ T32] r4:00000000 [ 1324.386576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.386647][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.386679][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.386729][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.386787][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.386813][ T32] r5:800f0013 r4:80239bb0 [ 1324.386834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.386873][ T32] r4:82ac21e4 [ 1324.386893][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.386935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.386957][ T32] r4:dff95dc0 [ 1324.386976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.387065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.387091][ T32] r4:00000000 [ 1324.387111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.387183][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.387208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.387251][ T32] r5:00001000 r4:dfdad000 [ 1324.387271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.387311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.387354][ T32] r5:848f3f8c r4:848f3c00 [ 1324.387373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.387440][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.387469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.387518][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.387540][ T32] r4:8484f600 [ 1324.387559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.387606][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.387628][ T32] r4:00000001 [ 1324.387647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.387681][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.387707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.387751][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.387781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.387810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.387832][ T32] r4:848b22c0 [ 1324.387852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.387876][ T32] INFO: task kworker/0:11:3165 blocked for more than 450 seconds. [ 1324.387953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.405309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.405384][ T32] task:kworker/0:11 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.405513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.405588][ T32] Call trace: [ 1324.405623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.405680][ T32] r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000013 r6:dfaddd8c r5:84178000 [ 1324.405714][ T32] r4:84178000 [ 1324.405738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.405791][ T32] r5:84178000 r4:8291a680 [ 1324.405823][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.405878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.405925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.405968][ T32] r4:00000000 [ 1324.406012][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.406055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.406094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.406158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833340 [ 1324.406181][ T32] r4:00000000 [ 1324.406201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.406248][ T32] r9:83018005 r8:84178000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.406270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.406312][ T32] r5:00001000 r4:ead35000 [ 1324.406332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.406372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.406415][ T32] r5:84a8878c r4:84a88400 [ 1324.406436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.406484][ T32] r7:dddced80 r6:83018000 r5:84a8878c r4:84823180 [ 1324.406529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.406608][ T32] r10:61c88647 r9:84178000 r8:848231ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.406632][ T32] r4:84823180 [ 1324.406652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.406700][ T32] r10:00000000 r9:84823180 r8:80287e08 r7:dfad9e60 r6:833f2280 r5:84178000 [ 1324.406733][ T32] r4:00000001 [ 1324.406756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.406793][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.406821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.406850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.406879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.406909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.406933][ T32] r4:848131c0 [ 1324.407304][ T32] INFO: task kworker/0:11:3165 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.407338][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.407410][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.407466][ T32] Call trace: [ 1324.407525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.407579][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.407602][ T32] r4:00000000 [ 1324.407622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.407662][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.407691][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.407721][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.407747][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.407770][ T32] r5:800f0013 r4:80239bb0 [ 1324.407790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.407860][ T32] r4:82ac21e4 [ 1324.407883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.407965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.413834][ T32] r4:dff95dc0 [ 1324.413880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.413949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.413997][ T32] r4:00000000 [ 1324.414068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.414138][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.414187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.414242][ T32] r5:00001000 r4:dfdad000 [ 1324.414278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.414320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.414364][ T32] r5:848f3f8c r4:848f3c00 [ 1324.414405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.414466][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.414490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.414538][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.414570][ T32] r4:8484f600 [ 1324.414601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.414660][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.414685][ T32] r4:00000001 [ 1324.414706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.414769][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.414800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.414844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.414886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.414918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.414940][ T32] r4:848b22c0 [ 1324.414992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.415037][ T32] INFO: task kworker/0:12:3166 blocked for more than 450 seconds. [ 1324.415072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.415127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.415152][ T32] task:kworker/0:12 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.415244][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.415323][ T32] Call trace: [ 1324.415394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.415447][ T32] r10:8291a684 r9:dfae5d84 r8:00000002 r7:60000013 r6:dfae5d8c r5:8394d400 [ 1324.415472][ T32] r4:8394d400 [ 1324.415492][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.415566][ T32] r5:8394d400 r4:8291a680 [ 1324.415590][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.415630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.415673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.415695][ T32] r4:00000000 [ 1324.415714][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.415747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.415780][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.415851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7240 [ 1324.415906][ T32] r4:00000000 [ 1324.415928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.416024][ T32] r9:83018005 r8:8394d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1324.416121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.416168][ T32] r5:00001000 r4:ec6db000 [ 1324.416188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.416228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.416318][ T32] r5:8587078c r4:85870400 [ 1324.416341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.416388][ T32] r7:dddced80 r6:83018000 r5:8587078c r4:84823200 [ 1324.416409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.416455][ T32] r10:61c88647 r9:8394d400 r8:8482322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.416478][ T32] r4:84823200 [ 1324.416527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.416587][ T32] r10:00000000 r9:84823200 r8:80287e08 r7:dfadde60 r6:833c3700 r5:8394d400 [ 1324.416611][ T32] r4:00000001 [ 1324.416630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.416697][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.416727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.416757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.416825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.416857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.416899][ T32] r4:848131c0 [ 1324.417249][ T32] INFO: task kworker/0:12:3166 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.417281][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.417393][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.417441][ T32] Call trace: [ 1324.417527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.417605][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.417652][ T32] r4:00000000 [ 1324.417674][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.417714][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.417742][ T32] 5d20: a6429000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.417771][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.417820][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.417847][ T32] r5:800f0013 r4:80239bb0 [ 1324.417953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.425188][ T32] r4:82ac21e4 [ 1324.425248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.425356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.425411][ T32] r4:dff95dc0 [ 1324.425457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.425547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.425604][ T32] r4:00000000 [ 1324.425640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.425690][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.425712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.425793][ T32] r5:00001000 r4:dfdad000 [ 1324.425841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.425891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.425935][ T32] r5:848f3f8c r4:848f3c00 [ 1324.425966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.426062][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.426093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.426196][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.426219][ T32] r4:8484f600 [ 1324.426240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.426291][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.426313][ T32] r4:00000001 [ 1324.426333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.426395][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.426448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.426489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.426528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.426588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.426614][ T32] r4:848b22c0 [ 1324.426658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.426689][ T32] INFO: task kworker/0:13:3168 blocked for more than 450 seconds. [ 1324.426723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.426748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.426773][ T32] task:kworker/0:13 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.426884][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.426970][ T32] Call trace: [ 1324.427064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.427131][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:838a6c00 [ 1324.427176][ T32] r4:838a6c00 [ 1324.427201][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.427271][ T32] r5:838a6c00 r4:8291a680 [ 1324.427294][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.427334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.427400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.427446][ T32] r4:00000000 [ 1324.427490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.427542][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.427619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.427719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85797a40 [ 1324.427778][ T32] r4:00000000 [ 1324.427834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.427927][ T32] r9:83018005 r8:838a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1324.440762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.440907][ T32] r5:00001000 r4:ebc6b000 [ 1324.440961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.441055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.441146][ T32] r5:8563fb8c r4:8563f800 [ 1324.441195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.441290][ T32] r7:dddced80 r6:83018000 r5:8563fb8c r4:84823400 [ 1324.441321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.441371][ T32] r10:61c88647 r9:838a6c00 r8:8482342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.441394][ T32] r4:84823400 [ 1324.441415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.441462][ T32] r10:00000000 r9:84823400 r8:80287e08 r7:dfae5e60 r6:833c3680 r5:838a6c00 [ 1324.441518][ T32] r4:00000001 [ 1324.441544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.441582][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.441612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.441662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.441694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.441752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.441810][ T32] r4:84813400 [ 1324.442404][ T32] INFO: task kworker/0:13:3168 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.442483][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.442614][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.442666][ T32] Call trace: [ 1324.442700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.442753][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.442803][ T32] r4:00000000 [ 1324.442849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.442943][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.443013][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.443086][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.443143][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.443192][ T32] r5:800f0013 r4:80239bb0 [ 1324.443233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.443279][ T32] r4:82ac21e4 [ 1324.443300][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.443343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.443374][ T32] r4:dff95dc0 [ 1324.443417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.443477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.443500][ T32] r4:00000000 [ 1324.443520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.443564][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.443585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.443660][ T32] r5:00001000 r4:dfdad000 [ 1324.443722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.443798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.443843][ T32] r5:848f3f8c r4:848f3c00 [ 1324.443864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.443933][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.443981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.444074][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.444124][ T32] r4:8484f600 [ 1324.444165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.444278][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.444326][ T32] r4:00000001 [ 1324.444368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.444481][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.444542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.444638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.444694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.444759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.444793][ T32] r4:848b22c0 [ 1324.444816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.444843][ T32] INFO: task kworker/0:14:3170 blocked for more than 450 seconds. [ 1324.444889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.444922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.444970][ T32] task:kworker/0:14 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.445074][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.445196][ T32] Call trace: [ 1324.445290][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.445397][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84036c00 [ 1324.445451][ T32] r4:84036c00 [ 1324.445498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.445582][ T32] r5:84036c00 r4:8291a680 [ 1324.445623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.445725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.445774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1324.445806][ T32] r4:00000000 [ 1324.445828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.445901][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.445972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.446067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c040 [ 1324.446133][ T32] r4:00000000 [ 1324.446232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.446333][ T32] r9:83018005 r8:84036c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.446382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.446466][ T32] r5:00001000 r4:eba4f000 [ 1324.446503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.446555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.446639][ T32] r5:857d1b8c r4:857d1800 [ 1324.446683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.446778][ T32] r7:dddced80 r6:83018000 r5:857d1b8c r4:84823480 [ 1324.446832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.446925][ T32] r10:61c88647 r9:84036c00 r8:848234ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.446973][ T32] r4:84823480 [ 1324.447019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.447113][ T32] r10:00000000 r9:84823480 r8:80287e08 r7:dfae5e60 r6:830cc300 r5:84036c00 [ 1324.447162][ T32] r4:00000001 [ 1324.447205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.447280][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1324.447344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.447396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.447482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.447535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.447583][ T32] r4:848134c0 [ 1324.447831][ T32] INFO: task kworker/0:14:3170 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.447867][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.452354][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.452462][ T32] Call trace: [ 1324.452570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.452637][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.452663][ T32] r4:00000000 [ 1324.452684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.452747][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.452785][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.452836][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.452887][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.452936][ T32] r5:800f0013 r4:80239bb0 [ 1324.453008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.453105][ T32] r4:82ac21e4 [ 1324.453173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.453221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.453255][ T32] r4:dff95dc0 [ 1324.453320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.453368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.453413][ T32] r4:00000000 [ 1324.453436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.453506][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.453533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.453600][ T32] r5:00001000 r4:dfdad000 [ 1324.453622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.453662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.453704][ T32] r5:848f3f8c r4:848f3c00 [ 1324.453725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.453771][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.453829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.453969][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.454002][ T32] r4:8484f600 [ 1324.454074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.454168][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.454216][ T32] r4:00000001 [ 1324.454241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.454305][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.454379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.454411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.454464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.454497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.454520][ T32] r4:848b22c0 [ 1324.454563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.454594][ T32] INFO: task kworker/1:20:3172 blocked for more than 450 seconds. [ 1324.454626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.454678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.454739][ T32] task:kworker/1:20 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.454793][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.454857][ T32] Call trace: [ 1324.454915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.454964][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:838a4800 [ 1324.455012][ T32] r4:838a4800 [ 1324.455069][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.455117][ T32] r5:838a4800 r4:8291a680 [ 1324.455138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.455177][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.455219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.455242][ T32] r4:00000000 [ 1324.455275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.455368][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.455409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.455498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296a80 [ 1324.455576][ T32] r4:00000000 [ 1324.455629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.455717][ T32] r9:83018205 r8:838a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.455767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.455817][ T32] r5:00001000 r4:eab57000 [ 1324.455837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.455876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455939][ T32] r5:85a2a38c r4:85a2a000 [ 1324.455983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.456083][ T32] r7:ddde2d80 r6:83018200 r5:85a2a38c r4:838d7480 [ 1324.456129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.456220][ T32] r10:61c88647 r9:838a4800 r8:838d74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.456247][ T32] r4:838d7480 [ 1324.456270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.456378][ T32] r10:00000000 r9:838d7480 r8:80287e08 r7:dfaa9e60 r6:838d7400 r5:838a4800 [ 1324.456438][ T32] r4:00000001 [ 1324.456469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.456529][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.456558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.456589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.456616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.456688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.456758][ T32] r4:8480be80 [ 1324.457168][ T32] INFO: task kworker/1:20:3172 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.457206][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457292][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.457378][ T32] Call trace: [ 1324.457457][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.457558][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.457619][ T32] r4:00000000 [ 1324.457662][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.457741][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.457787][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.457824][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.457938][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.475315][ T32] r5:800f0013 r4:80239bb0 [ 1324.475408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.475492][ T32] r4:82ac21e4 [ 1324.475526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.475575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.475613][ T32] r4:dff95dc0 [ 1324.475645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.475691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.475714][ T32] r4:00000000 [ 1324.475734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.475781][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.475803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.475849][ T32] r5:00001000 r4:dfdad000 [ 1324.475869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.475909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.475953][ T32] r5:848f3f8c r4:848f3c00 [ 1324.475974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.476027][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.476066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.476121][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.476144][ T32] r4:8484f600 [ 1324.476165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.476212][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.476235][ T32] r4:00000001 [ 1324.476279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.476321][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.476351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.476410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.476455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.476486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.476510][ T32] r4:848b22c0 [ 1324.476531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.476558][ T32] INFO: task kworker/0:15:3173 blocked for more than 450 seconds. [ 1324.476590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.476615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.476636][ T32] task:kworker/0:15 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.476737][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.476811][ T32] Call trace: [ 1324.476852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.476905][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:838a3c00 [ 1324.476938][ T32] r4:838a3c00 [ 1324.476961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.477009][ T32] r5:838a3c00 r4:8291a680 [ 1324.477052][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.477094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.477138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1324.477173][ T32] r4:00000000 [ 1324.477195][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.477230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.477267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.477310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846a00 [ 1324.477332][ T32] r4:00000000 [ 1324.477373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.477420][ T32] r9:83018005 r8:838a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1324.477442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.477484][ T32] r5:00001000 r4:ebd6f000 [ 1324.477503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.477563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.477609][ T32] r5:857c3f8c r4:857c3c00 [ 1324.477629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.477676][ T32] r7:dddced80 r6:83018000 r5:857c3f8c r4:84823300 [ 1324.477697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.477765][ T32] r10:61c88647 r9:838a3c00 r8:8482332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.477790][ T32] r4:84823300 [ 1324.477810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.477877][ T32] r10:00000000 r9:84823300 r8:80287e08 r7:dfb01e60 r6:830cc280 r5:838a3c00 [ 1324.477946][ T32] r4:00000001 [ 1324.481923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.481982][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1324.482037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.482072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.482130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.482170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.482197][ T32] r4:848137c0 [ 1324.482536][ T32] INFO: task kworker/0:15:3173 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.482571][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.482666][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.482722][ T32] Call trace: [ 1324.482843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.482903][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.482959][ T32] r4:00000000 [ 1324.482982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.483029][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.483058][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.483088][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.483114][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.483138][ T32] r5:800f0013 r4:80239bb0 [ 1324.483158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.483199][ T32] r4:82ac21e4 [ 1324.483219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.483267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.483315][ T32] r4:dff95dc0 [ 1324.483369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.483445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.483492][ T32] r4:00000000 [ 1324.483524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.483600][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.483626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.483670][ T32] r5:00001000 r4:dfdad000 [ 1324.483690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.483751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.483799][ T32] r5:848f3f8c r4:848f3c00 [ 1324.483839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.483909][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.483943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.484052][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.484100][ T32] r4:8484f600 [ 1324.484123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.484172][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.484216][ T32] r4:00000001 [ 1324.484273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.484329][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.484386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.484424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.484452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.484482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.484504][ T32] r4:848b22c0 [ 1324.484525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.484552][ T32] INFO: task kworker/0:16:3176 blocked for more than 450 seconds. [ 1324.484599][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.484660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.484706][ T32] task:kworker/0:16 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.484798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.484888][ T32] Call trace: [ 1324.484933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.485003][ T32] r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:845f6c00 [ 1324.485038][ T32] r4:845f6c00 [ 1324.485059][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.485103][ T32] r5:845f6c00 r4:8291a680 [ 1324.485122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.485187][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.485235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.485286][ T32] r4:00000000 [ 1324.485326][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.485366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.485404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.485458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8e40 [ 1324.485504][ T32] r4:00000000 [ 1324.485532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.485610][ T32] r9:83018005 r8:845f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.485658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.485742][ T32] r5:00001000 r4:eb969000 [ 1324.485786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.485873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.485973][ T32] r5:857d0b8c r4:857d0800 [ 1324.486056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.486178][ T32] r7:dddced80 r6:83018000 r5:857d0b8c r4:84823580 [ 1324.486223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.486321][ T32] r10:61c88647 r9:845f6c00 r8:848235ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.486373][ T32] r4:84823580 [ 1324.486418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.486511][ T32] r10:00000000 r9:84823580 r8:80287e08 r7:dfb01e60 r6:84823500 r5:845f6c00 [ 1324.486561][ T32] r4:00000001 [ 1324.486612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.486651][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.486680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.486709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.486754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.486805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.486856][ T32] r4:84813ac0 [ 1324.487255][ T32] INFO: task kworker/0:16:3176 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.487327][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.487398][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.487478][ T32] Call trace: [ 1324.487530][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.487614][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.487645][ T32] r4:00000000 [ 1324.487667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.487737][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.487778][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.487809][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.487855][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.487882][ T32] r5:800f0013 r4:80239bb0 [ 1324.487938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.498399][ T32] r4:82ac21e4 [ 1324.498463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.498582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.498631][ T32] r4:dff95dc0 [ 1324.498672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.498742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.498774][ T32] r4:00000000 [ 1324.498795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.498845][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.498867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.498937][ T32] r5:00001000 r4:dfdad000 [ 1324.498976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.499030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.499096][ T32] r5:848f3f8c r4:848f3c00 [ 1324.499126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.499195][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.499222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.499297][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.499324][ T32] r4:8484f600 [ 1324.499369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.499471][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.499518][ T32] r4:00000001 [ 1324.499598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.499670][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.499732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.499775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.499807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.499837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.499861][ T32] r4:848b22c0 [ 1324.499883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.499912][ T32] INFO: task kworker/0:17:3179 blocked for more than 451 seconds. [ 1324.500011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.500064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.500098][ T32] task:kworker/0:17 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.500164][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.500235][ T32] Call trace: [ 1324.500277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.500329][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:845f1800 [ 1324.500375][ T32] r4:845f1800 [ 1324.500421][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.500473][ T32] r5:845f1800 r4:8291a680 [ 1324.500516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.500571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.500618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.500651][ T32] r4:00000000 [ 1324.500694][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.500752][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.500790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.500851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a7a80 [ 1324.500876][ T32] r4:00000000 [ 1324.500905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.500953][ T32] r9:83018005 r8:845f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.500995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501045][ T32] r5:00001000 r4:eba89000 [ 1324.501065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.501104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.501385][ T32] r5:8590578c r4:85905400 [ 1324.501417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.501482][ T32] r7:dddced80 r6:83018000 r5:8590578c r4:84823600 [ 1324.501515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.501566][ T32] r10:61c88647 r9:845f1800 r8:8482362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.501589][ T32] r4:84823600 [ 1324.501608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.501664][ T32] r10:00000000 r9:84823600 r8:80287e08 r7:dfb01e60 r6:84823680 r5:845f1800 [ 1324.501691][ T32] r4:00000001 [ 1324.501711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.501746][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.501793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.501837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.501867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.501920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.501945][ T32] r4:84813b00 [ 1324.502301][ T32] INFO: task kworker/0:17:3179 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.502338][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.502425][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.502501][ T32] Call trace: [ 1324.502556][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.502643][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.502669][ T32] r4:00000000 [ 1324.502690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.502750][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.502799][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.502853][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.502901][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.502932][ T32] r5:800f0013 r4:80239bb0 [ 1324.502954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.503004][ T32] r4:82ac21e4 [ 1324.503036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.503106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.503132][ T32] r4:dff95dc0 [ 1324.503151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.503193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.503215][ T32] r4:00000000 [ 1324.503255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.503303][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.503345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503390][ T32] r5:00001000 r4:dfdad000 [ 1324.503431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.503475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.503519][ T32] r5:848f3f8c r4:848f3c00 [ 1324.503540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.503587][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.503608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.503655][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.503678][ T32] r4:8484f600 [ 1324.503696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.503741][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.503764][ T32] r4:00000001 [ 1324.503783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.503819][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.503867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.503905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.503932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.503983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.504018][ T32] r4:848b22c0 [ 1324.504040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.504093][ T32] INFO: task kworker/0:18:3181 blocked for more than 451 seconds. [ 1324.504154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.504210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.504247][ T32] task:kworker/0:18 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504296][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504367][ T32] Call trace: [ 1324.504431][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.504482][ T32] r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:845f2400 [ 1324.504505][ T32] r4:845f2400 [ 1324.504524][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.504570][ T32] r5:845f2400 r4:8291a680 [ 1324.504629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.504671][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.504715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.504737][ T32] r4:00000000 [ 1324.504756][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.504791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.504855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.504900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cc200 [ 1324.504922][ T32] r4:00000000 [ 1324.504942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.504986][ T32] r9:83018005 r8:845f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1324.505043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.505111][ T32] r5:00001000 r4:ec86f000 [ 1324.505138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.505178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.505267][ T32] r5:857d2f8c r4:857d2c00 [ 1324.505295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.505375][ T32] r7:dddced80 r6:83018000 r5:857d2f8c r4:84823700 [ 1324.505408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.505486][ T32] r10:61c88647 r9:845f2400 r8:8482372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.505511][ T32] r4:84823700 [ 1324.505530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.505598][ T32] r10:00000000 r9:84823700 r8:80287e08 r7:dfaf9e60 r6:84823800 r5:845f2400 [ 1324.505631][ T32] r4:00000001 [ 1324.505653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505710][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 1324.505759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.505794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505865][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.505945][ T32] r4:84813c00 [ 1324.506199][ T32] INFO: task kworker/0:18:3181 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.506279][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.506351][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.506396][ T32] Call trace: [ 1324.506427][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.506478][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.506501][ T32] r4:00000000 [ 1324.506520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.506579][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.506627][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.506660][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.506686][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.506723][ T32] r5:800f0013 r4:80239bb0 [ 1324.506764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.506815][ T32] r4:82ac21e4 [ 1324.506852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.506960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.507000][ T32] r4:dff95dc0 [ 1324.507040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.507112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.507162][ T32] r4:00000000 [ 1324.507227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.507315][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.507355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.507443][ T32] r5:00001000 r4:dfdad000 [ 1324.507473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.507528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.507582][ T32] r5:848f3f8c r4:848f3c00 [ 1324.507624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.507682][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.507704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.507752][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.507775][ T32] r4:8484f600 [ 1324.507795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.507840][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.507884][ T32] r4:00000001 [ 1324.507908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.521875][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.521921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.521956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.521984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.522022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.522048][ T32] r4:848b22c0 [ 1324.522071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.522142][ T32] INFO: task kworker/0:19:3184 blocked for more than 451 seconds. [ 1324.522202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.522239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.522263][ T32] task:kworker/0:19 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.522319][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.522375][ T32] Call trace: [ 1324.522408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.522462][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:845f0000 [ 1324.522486][ T32] r4:845f0000 [ 1324.522517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.522565][ T32] r5:845f0000 r4:8291a680 [ 1324.522613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.522666][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.522713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.522755][ T32] r4:00000000 [ 1324.522783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.522818][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.522856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.522898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7c00 [ 1324.522920][ T32] r4:00000000 [ 1324.522940][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.522986][ T32] r9:83018005 r8:845f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.523014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.523058][ T32] r5:00001000 r4:eaee3000 [ 1324.523079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.523140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.523208][ T32] r5:84a8a38c r4:84a8a000 [ 1324.523242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.523315][ T32] r7:dddced80 r6:83018000 r5:84a8a38c r4:84823380 [ 1324.523346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.523397][ T32] r10:61c88647 r9:845f0000 r8:848233ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.523419][ T32] r4:84823380 [ 1324.523440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.523487][ T32] r10:00000000 r9:84823380 r8:80287e08 r7:dfb25e60 r6:84823900 r5:845f0000 [ 1324.523530][ T32] r4:00000001 [ 1324.523563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.523612][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.523642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.523673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.523699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.523728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.523750][ T32] r4:84813d80 [ 1324.524092][ T32] INFO: task kworker/0:19:3184 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.524146][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.524229][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.524278][ T32] Call trace: [ 1324.524310][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.524363][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.524387][ T32] r4:00000000 [ 1324.524416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.524458][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.524496][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.524538][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.524566][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.524590][ T32] r5:800f0013 r4:80239bb0 [ 1324.524634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.524696][ T32] r4:82ac21e4 [ 1324.524719][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.524764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.524786][ T32] r4:dff95dc0 [ 1324.524825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.524891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.524922][ T32] r4:00000000 [ 1324.524965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.525023][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.525045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.525122][ T32] r5:00001000 r4:dfdad000 [ 1324.525151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.525192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.525234][ T32] r5:848f3f8c r4:848f3c00 [ 1324.525254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.525301][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.525322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.525369][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.525396][ T32] r4:8484f600 [ 1324.525415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.525480][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.525506][ T32] r4:00000001 [ 1324.525525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.525562][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.525608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.525641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.525670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.525753][ T32] r4:848b22c0 [ 1324.525797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.525844][ T32] INFO: task kworker/0:20:3185 blocked for more than 451 seconds. [ 1324.525876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.525905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.525950][ T32] task:kworker/0:20 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.526049][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.526222][ T32] Call trace: [ 1324.526294][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.526393][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:84180000 [ 1324.526444][ T32] r4:84180000 [ 1324.526488][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.526576][ T32] r5:84180000 r4:8291a680 [ 1324.526619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.526698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.526788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1324.526876][ T32] r4:00000000 [ 1324.526933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.527016][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.527054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.527096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841940 [ 1324.527121][ T32] r4:00000000 [ 1324.527141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.527186][ T32] r9:83018005 r8:84180000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1324.527208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.527250][ T32] r5:00001000 r4:ecb91000 [ 1324.527294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.527380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.527426][ T32] r5:84a89b8c r4:84a89800 [ 1324.527448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.527495][ T32] r7:dddced80 r6:83018000 r5:84a89b8c r4:84823780 [ 1324.527517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.527584][ T32] r10:61c88647 r9:84180000 r8:848237ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.527611][ T32] r4:84823780 [ 1324.527630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.527676][ T32] r10:00000000 r9:84823780 r8:80287e08 r7:dfb31e60 r6:84823880 r5:84180000 [ 1324.527721][ T32] r4:00000001 [ 1324.527765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.527803][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.527832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.527862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.527899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.536500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.536562][ T32] r4:84813d80 [ 1324.537013][ T32] INFO: task kworker/0:20:3185 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.537088][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.537223][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.537357][ T32] Call trace: [ 1324.537441][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.537551][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.537631][ T32] r4:00000000 [ 1324.537690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.537779][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.537816][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.537851][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.537878][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.537904][ T32] r5:800f0013 r4:80239bb0 [ 1324.543033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.543196][ T32] r4:82ac21e4 [ 1324.543253][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.543307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.543334][ T32] r4:dff95dc0 [ 1324.543489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.543540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.543564][ T32] r4:00000000 [ 1324.543584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.543632][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.543655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.543700][ T32] r5:00001000 r4:dfdad000 [ 1324.543721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.543761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.543894][ T32] r5:848f3f8c r4:848f3c00 [ 1324.543925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.544002][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.544115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.544214][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.544286][ T32] r4:8484f600 [ 1324.544310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.544359][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.544480][ T32] r4:00000001 [ 1324.544539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.544723][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.544795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.544862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.544926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.545017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.545082][ T32] r4:848b22c0 [ 1324.545152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.545220][ T32] INFO: task kworker/0:21:3187 blocked for more than 451 seconds. [ 1324.545291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.545370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.545432][ T32] task:kworker/0:21 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.545548][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.545666][ T32] Call trace: [ 1324.545778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.545911][ T32] r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:84183c00 [ 1324.545985][ T32] r4:84183c00 [ 1324.546042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.546089][ T32] r5:84183c00 r4:8291a680 [ 1324.546143][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.546230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.546281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.546383][ T32] r4:00000000 [ 1324.546413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.546502][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.546547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.546600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cf040 [ 1324.546626][ T32] r4:00000000 [ 1324.546647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.546721][ T32] r9:83018005 r8:84183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.546746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.546789][ T32] r5:00001000 r4:eb6cd000 [ 1324.546810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.546902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.546980][ T32] r5:84b70b8c r4:84b70800 [ 1324.547005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.547122][ T32] r7:dddced80 r6:83018000 r5:84b70b8c r4:84823980 [ 1324.547175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.547233][ T32] r10:61c88647 r9:84183c00 r8:848239ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.547285][ T32] r4:84823980 [ 1324.547313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.547397][ T32] r10:00000000 r9:84823980 r8:80287e08 r7:dfb31e60 r6:84823a80 r5:84183c00 [ 1324.547431][ T32] r4:00000001 [ 1324.547476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.547541][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.547605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.547673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.547766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.547839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.547890][ T32] r4:84a62240 [ 1324.559221][ T32] INFO: task kworker/0:21:3187 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.559315][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.559409][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.559467][ T32] Call trace: [ 1324.559502][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.559560][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.559585][ T32] r4:00000000 [ 1324.559608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.559648][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.559678][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.559709][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.559735][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.559759][ T32] r5:800f0013 r4:80239bb0 [ 1324.559779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.559848][ T32] r4:82ac21e4 [ 1324.559874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.559918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.559941][ T32] r4:dff95dc0 [ 1324.560087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.560136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.560159][ T32] r4:00000000 [ 1324.560179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.560225][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.560248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.560296][ T32] r5:00001000 r4:dfdad000 [ 1324.560318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.560412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.560461][ T32] r5:848f3f8c r4:848f3c00 [ 1324.560512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.560565][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.560588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.560639][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.560662][ T32] r4:8484f600 [ 1324.560691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.560772][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.560828][ T32] r4:00000001 [ 1324.560890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.560930][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.560998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.561037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.561066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.561121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.561215][ T32] r4:848b22c0 [ 1324.561369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.561419][ T32] INFO: task kworker/0:22:3189 blocked for more than 451 seconds. [ 1324.561454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.561479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.561502][ T32] task:kworker/0:22 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.561580][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.561652][ T32] Call trace: [ 1324.561716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.561767][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:84181800 [ 1324.561791][ T32] r4:84181800 [ 1324.561811][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.561890][ T32] r5:84181800 r4:8291a680 [ 1324.561914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.561956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.562000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.562029][ T32] r4:00000000 [ 1324.562050][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.562087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.562139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.562182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143040 [ 1324.562205][ T32] r4:00000000 [ 1324.562238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.562297][ T32] r9:83018005 r8:84181800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.562324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.562369][ T32] r5:00001000 r4:ecd25000 [ 1324.562389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.562429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.562483][ T32] r5:84a8ab8c r4:84a8a800 [ 1324.562506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.562566][ T32] r7:dddced80 r6:83018000 r5:84a8ab8c r4:84823b00 [ 1324.562600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.562650][ T32] r10:61c88647 r9:84181800 r8:84823b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.562673][ T32] r4:84823b00 [ 1324.562693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.562740][ T32] r10:00000000 r9:84823b00 r8:80287e08 r7:dfb45e60 r6:84823a00 r5:84181800 [ 1324.562818][ T32] r4:00000001 [ 1324.562867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.562932][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.562962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.563048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.563080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.563110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.563144][ T32] r4:84a62100 [ 1324.563379][ T32] INFO: task kworker/0:22:3189 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.563464][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.563602][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.563652][ T32] Call trace: [ 1324.563695][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.563768][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.563795][ T32] r4:00000000 [ 1324.563840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.563911][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.563944][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.563991][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.564020][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.564099][ T32] r5:800f0013 r4:80239bb0 [ 1324.564131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.564252][ T32] r4:82ac21e4 [ 1324.564282][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.564364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.564390][ T32] r4:dff95dc0 [ 1324.564409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.564451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.564474][ T32] r4:00000000 [ 1324.564495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.564590][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.564616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.564659][ T32] r5:00001000 r4:dfdad000 [ 1324.564680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.564747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.564793][ T32] r5:848f3f8c r4:848f3c00 [ 1324.564814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.564861][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.564883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.564930][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.564953][ T32] r4:8484f600 [ 1324.565007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.565060][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.565084][ T32] r4:00000001 [ 1324.565116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.565155][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.565183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.565237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.565273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.565304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.565327][ T32] r4:848b22c0 [ 1324.565376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.565408][ T32] INFO: task kworker/0:23:3192 blocked for more than 451 seconds. [ 1324.565436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.565460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.565482][ T32] task:kworker/0:23 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565550][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.565644][ T32] Call trace: [ 1324.565761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.565812][ T32] r10:8291a684 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:84186c00 [ 1324.565836][ T32] r4:84186c00 [ 1324.565856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.565898][ T32] r5:84186c00 r4:8291a680 [ 1324.565946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.565988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.566066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.566093][ T32] r4:00000000 [ 1324.566125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.566174][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.566226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.566272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a62580 [ 1324.566295][ T32] r4:00000000 [ 1324.566315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.566367][ T32] r9:83018005 r8:84186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.566390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.566432][ T32] r5:00001000 r4:ec889000 [ 1324.566451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.566531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.566591][ T32] r5:84a8af8c r4:84a8ac00 [ 1324.566613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.566661][ T32] r7:dddced80 r6:83018000 r5:84a8af8c r4:84823b80 [ 1324.566683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.566742][ T32] r10:61c88647 r9:84186c00 r8:84823bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.566767][ T32] r4:84823b80 [ 1324.566786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.566832][ T32] r10:00000000 r9:84823b80 r8:80287e08 r7:dfb4de60 r6:84823d00 r5:84186c00 [ 1324.566866][ T32] r4:00000001 [ 1324.566896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.566932][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.566959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.567002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.567038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.567070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.567092][ T32] r4:84a62300 [ 1324.567292][ T32] INFO: task kworker/0:23:3192 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.567323][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.567452][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.567531][ T32] Call trace: [ 1324.567621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.567677][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.567701][ T32] r4:00000000 [ 1324.567763][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.567832][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.567877][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.567965][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.584391][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.584433][ T32] r5:800f0013 r4:80239bb0 [ 1324.584458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.584512][ T32] r4:82ac21e4 [ 1324.584534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.584578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.584602][ T32] r4:dff95dc0 [ 1324.584637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.584786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.584819][ T32] r4:00000000 [ 1324.584841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.584890][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.584913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.584961][ T32] r5:00001000 r4:dfdad000 [ 1324.584983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.585032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.585078][ T32] r5:848f3f8c r4:848f3c00 [ 1324.585099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.585151][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.585175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.585223][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.585246][ T32] r4:8484f600 [ 1324.585283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.585346][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.585403][ T32] r4:00000001 [ 1324.585426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.585465][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.585493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.585535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.585566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.585597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.585620][ T32] r4:848b22c0 [ 1324.585643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.585670][ T32] INFO: task kworker/1:21:3193 blocked for more than 451 seconds. [ 1324.585703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.585728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.585751][ T32] task:kworker/1:21 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.585804][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.585848][ T32] Call trace: [ 1324.585881][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.585933][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:84180c00 [ 1324.585971][ T32] r4:84180c00 [ 1324.586028][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.586121][ T32] r5:84180c00 r4:8291a680 [ 1324.586184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.586233][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.586278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.586392][ T32] r4:00000000 [ 1324.586442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.586480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.586516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.586578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141a40 [ 1324.586654][ T32] r4:00000000 [ 1324.586684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.586730][ T32] r9:83018205 r8:84180c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1324.586804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.586851][ T32] r5:00001000 r4:ecf65000 [ 1324.586873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.586914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.586958][ T32] r5:85b09f8c r4:85b09c00 [ 1324.587004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.587060][ T32] r7:ddde2d80 r6:83018200 r5:85b09f8c r4:83c44a80 [ 1324.587082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.587129][ T32] r10:61c88647 r9:84180c00 r8:83c44aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.587152][ T32] r4:83c44a80 [ 1324.587198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.587253][ T32] r10:00000000 r9:83c44a80 r8:80287e08 r7:dfaa9e60 r6:84823c00 r5:84180c00 [ 1324.587302][ T32] r4:00000001 [ 1324.587359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.587405][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.587434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.587492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.587523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.587553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.587575][ T32] r4:84a570c0 [ 1324.587897][ T32] INFO: task kworker/1:21:3193 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.596632][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.596775][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.596832][ T32] Call trace: [ 1324.596896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.596954][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.596979][ T32] r4:00000000 [ 1324.597031][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.597098][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.597143][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.597177][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.597204][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.597293][ T32] r5:800f0013 r4:80239bb0 [ 1324.597318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.597373][ T32] r4:82ac21e4 [ 1324.597393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.597437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.597460][ T32] r4:dff95dc0 [ 1324.597481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.597523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.597545][ T32] r4:00000000 [ 1324.597591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.597641][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.597690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.597736][ T32] r5:00001000 r4:dfdad000 [ 1324.597758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.597799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.597842][ T32] r5:848f3f8c r4:848f3c00 [ 1324.597863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.597911][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.602861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.602978][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.603010][ T32] r4:8484f600 [ 1324.603037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.603087][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.603111][ T32] r4:00000001 [ 1324.603157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.603200][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.603231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.603263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.603320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.603354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.603420][ T32] r4:848b22c0 [ 1324.603447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.603502][ T32] INFO: task kworker/0:24:3195 blocked for more than 451 seconds. [ 1324.603597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.603626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.603650][ T32] task:kworker/0:24 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.603703][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.603819][ T32] Call trace: [ 1324.603893][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.603984][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84186000 [ 1324.604029][ T32] r4:84186000 [ 1324.604052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.604097][ T32] r5:84186000 r4:8291a680 [ 1324.604119][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.604157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.604240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.604266][ T32] r4:00000000 [ 1324.604311][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.604349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.604387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.604435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84849980 [ 1324.604459][ T32] r4:00000000 [ 1324.604508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.604558][ T32] r9:83018005 r8:84186000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.604582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.604653][ T32] r5:00001000 r4:eca23000 [ 1324.604713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.604803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.604883][ T32] r5:85ad038c r4:85ad0000 [ 1324.604905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.604961][ T32] r7:dddced80 r6:83018000 r5:85ad038c r4:84823c80 [ 1324.604984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.605038][ T32] r10:61c88647 r9:84186000 r8:84823cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.605063][ T32] r4:84823c80 [ 1324.605083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.605145][ T32] r10:00000000 r9:84823c80 r8:80287e08 r7:dfb39e60 r6:84823e80 r5:84186000 [ 1324.605220][ T32] r4:00000001 [ 1324.605311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.605355][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.605415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.605511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.605542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.605572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.605595][ T32] r4:84a625c0 [ 1324.605914][ T32] INFO: task kworker/0:24:3195 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.605955][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.606041][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.606146][ T32] Call trace: [ 1324.606185][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.606239][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.606275][ T32] r4:00000000 [ 1324.606299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.606340][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.606368][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.606410][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.606439][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.606464][ T32] r5:800f0013 r4:80239bb0 [ 1324.606497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.606539][ T32] r4:82ac21e4 [ 1324.606574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.606619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.606642][ T32] r4:dff95dc0 [ 1324.606674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.606732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.606758][ T32] r4:00000000 [ 1324.606778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.606850][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.606900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.606947][ T32] r5:00001000 r4:dfdad000 [ 1324.607027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.607072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.607116][ T32] r5:848f3f8c r4:848f3c00 [ 1324.607138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.607212][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.607297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.607381][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.607434][ T32] r4:8484f600 [ 1324.607457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.607505][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.607528][ T32] r4:00000001 [ 1324.607574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.607614][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.607641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.607671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.607699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.607728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.607750][ T32] r4:848b22c0 [ 1324.607771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.607795][ T32] INFO: task kworker/0:25:3198 blocked for more than 451 seconds. [ 1324.607823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.607847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.607868][ T32] task:kworker/0:25 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.607915][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.617854][ T32] Call trace: [ 1324.618334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.618443][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84185400 [ 1324.618494][ T32] r4:84185400 [ 1324.618518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.618590][ T32] r5:84185400 r4:8291a680 [ 1324.618615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.618682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.618755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1324.618782][ T32] r4:00000000 [ 1324.618804][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.618853][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.618894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.618939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84849800 [ 1324.618963][ T32] r4:00000000 [ 1324.618983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.619038][ T32] r9:83018005 r8:84185400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1324.619084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.619144][ T32] r5:00001000 r4:ebe47000 [ 1324.619169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.619236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.619284][ T32] r5:85ad0b8c r4:85ad0800 [ 1324.619332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.619383][ T32] r7:dddced80 r6:83018000 r5:85ad0b8c r4:84823d80 [ 1324.619418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.619475][ T32] r10:61c88647 r9:84185400 r8:84823dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.619527][ T32] r4:84823d80 [ 1324.619583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.619660][ T32] r10:00000000 r9:84823d80 r8:80287e08 r7:dfb59e60 r6:84823f00 r5:84185400 [ 1324.619687][ T32] r4:00000001 [ 1324.619707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.619744][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1324.619812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.619853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.620027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.620061][ T32] r4:84a62680 [ 1324.620395][ T32] INFO: task kworker/0:25:3198 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.620431][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.620495][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.620543][ T32] Call trace: [ 1324.620601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.620658][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.620722][ T32] r4:00000000 [ 1324.620746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.620787][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.620817][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.620848][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.620873][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.620897][ T32] r5:800f0013 r4:80239bb0 [ 1324.620937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.620980][ T32] r4:82ac21e4 [ 1324.621032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.621080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.621103][ T32] r4:dff95dc0 [ 1324.621122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.621164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.621204][ T32] r4:00000000 [ 1324.621227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.621272][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.621294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.621361][ T32] r5:00001000 r4:dfdad000 [ 1324.621385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.621427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.621470][ T32] r5:848f3f8c r4:848f3c00 [ 1324.621490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.621564][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.621589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.621639][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.621662][ T32] r4:8484f600 [ 1324.621682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.621728][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.621751][ T32] r4:00000001 [ 1324.621781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.621819][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.621846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.621875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.622007][ T32] r4:848b22c0 [ 1324.622037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.622065][ T32] INFO: task kworker/0:26:3199 blocked for more than 451 seconds. [ 1324.622096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.622243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.622366][ T32] task:kworker/0:26 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.622514][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.622628][ T32] Call trace: [ 1324.622733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.622849][ T32] r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:84184800 [ 1324.622907][ T32] r4:84184800 [ 1324.622958][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.623068][ T32] r5:84184800 r4:8291a680 [ 1324.623119][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.623204][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.623303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1324.623339][ T32] r4:00000000 [ 1324.623360][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.623397][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.623458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.623531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a7980 [ 1324.623584][ T32] r4:00000000 [ 1324.623608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.623654][ T32] r9:83018005 r8:84184800 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [ 1324.623676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.623720][ T32] r5:00001000 r4:ed1cf000 [ 1324.623740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.623780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.623822][ T32] r5:85ad0f8c r4:85ad0c00 [ 1324.623843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.623890][ T32] r7:dddced80 r6:83018000 r5:85ad0f8c r4:84823f80 [ 1324.624001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.624096][ T32] r10:61c88647 r9:84184800 r8:84823fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.624123][ T32] r4:84823f80 [ 1324.624169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.624244][ T32] r10:00000000 r9:84823f80 r8:80287e08 r7:dfb71e60 r6:84823e00 r5:84184800 [ 1324.624314][ T32] r4:00000001 [ 1324.624340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.624400][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1324.624466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.624554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.624638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.624712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.624765][ T32] r4:84a627c0 [ 1324.625001][ T32] INFO: task kworker/0:26:3199 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.625070][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.625223][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.625400][ T32] Call trace: [ 1324.625464][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.625547][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.625575][ T32] r4:00000000 [ 1324.625612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.625681][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.625714][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.625745][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.625771][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.625796][ T32] r5:800f0013 r4:80239bb0 [ 1324.625869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.625967][ T32] r4:82ac21e4 [ 1324.625992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.626043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.626067][ T32] r4:dff95dc0 [ 1324.626087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.626144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.626185][ T32] r4:00000000 [ 1324.626235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.626285][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.626307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.626376][ T32] r5:00001000 r4:dfdad000 [ 1324.626426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.626471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.626516][ T32] r5:848f3f8c r4:848f3c00 [ 1324.626537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.626584][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.626605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.626652][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.626675][ T32] r4:8484f600 [ 1324.626728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.626778][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.626802][ T32] r4:00000001 [ 1324.626821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.626856][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.626883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.626940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.626973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.627058][ T32] r4:848b22c0 [ 1324.627082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.627108][ T32] INFO: task kworker/0:27:3201 blocked for more than 451 seconds. [ 1324.627169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.627209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.627260][ T32] task:kworker/0:27 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.627310][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.627353][ T32] Call trace: [ 1324.627407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.627456][ T32] r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000013 r6:dfb85d8c r5:849d0000 [ 1324.627535][ T32] r4:849d0000 [ 1324.627614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.627660][ T32] r5:849d0000 r4:8291a680 [ 1324.627680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.627719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.627763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1324.627785][ T32] r4:00000000 [ 1324.627804][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.627888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1324.644365][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.644874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.644983][ T32] r5:84b0b38c r4:84b0b000 [ 1324.645037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.645129][ T32] r7:dddced80 r6:83018000 r5:84b0b38c r4:84a51000 [ 1324.645200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.645314][ T32] r10:61c88647 r9:849d0000 r8:84a5102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.645368][ T32] r4:84a51000 [ 1324.645425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.645478][ T32] r10:00000000 r9:84a51000 r8:80287e08 r7:dfb7de60 r6:84a51080 r5:849d0000 [ 1324.645503][ T32] r4:00000001 [ 1324.645524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.645587][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1324.645620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.645701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.645732][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.645762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.645787][ T32] r4:84a62a00 [ 1324.646092][ T32] INFO: task kworker/0:27:3201 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.646154][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.646222][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.646292][ T32] Call trace: [ 1324.646426][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.646513][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.646541][ T32] r4:00000000 [ 1324.646613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.646711][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.646795][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.646830][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.646884][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.646921][ T32] r5:800f0013 r4:80239bb0 [ 1324.646943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.646985][ T32] r4:82ac21e4 [ 1324.647006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.647083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.647110][ T32] r4:dff95dc0 [ 1324.647131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.647202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.647278][ T32] r4:00000000 [ 1324.647302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.647349][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.647371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.647413][ T32] r5:00001000 r4:dfdad000 [ 1324.647433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.647473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.647516][ T32] r5:848f3f8c r4:848f3c00 [ 1324.647535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.647622][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.647648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.647696][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.647747][ T32] r4:8484f600 [ 1324.647769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.647817][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.647891][ T32] r4:00000001 [ 1324.647942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.657486][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.657529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.657561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.657641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.657678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.657704][ T32] r4:848b22c0 [ 1324.657728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.657779][ T32] INFO: task kworker/0:28:3203 blocked for more than 451 seconds. [ 1324.657817][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.657871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.657945][ T32] task:kworker/0:28 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.658534][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658594][ T32] Call trace: [ 1324.658629][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.658684][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000013 r6:dfb91d8c r5:849d0c00 [ 1324.658709][ T32] r4:849d0c00 [ 1324.658729][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.658825][ T32] r5:849d0c00 r4:8291a680 [ 1324.658851][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.658917][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.658966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.658989][ T32] r4:00000000 [ 1324.659008][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.659052][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.659090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.659160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c8140 [ 1324.659192][ T32] r4:00000000 [ 1324.659213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.659271][ T32] r9:83018005 r8:849d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e7000 [ 1324.659297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.659370][ T32] r5:00001000 r4:ed02d000 [ 1324.659421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.659469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659514][ T32] r5:84b0ab8c r4:84b0a800 [ 1324.659601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.659654][ T32] r7:dddced80 r6:83018000 r5:84b0ab8c r4:84a51200 [ 1324.659702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.659761][ T32] r10:61c88647 r9:849d0c00 r8:84a5122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.659787][ T32] r4:84a51200 [ 1324.659808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.659855][ T32] r10:00000000 r9:84a51200 r8:80287e08 r7:dfb85e60 r6:84a51100 r5:849d0c00 [ 1324.659904][ T32] r4:00000001 [ 1324.659928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.659994][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.660041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.660089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1324.660583][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.660857][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 5 printk messages dropped ** [ 1324.661103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1324.661704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1324.661822][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.661844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.661891][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.661991][ T32] r4:8484f600 [ 1324.662028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.662120][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.662303][ T32] r4:00000001 [ 1324.662354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.662393][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.662421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.662453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.662506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.662540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.662564][ T32] r4:848b22c0 [ 1324.662624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.662653][ T32] INFO: task kworker/0:29:3205 blocked for more than 451 seconds. [ 1324.662684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.662737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.662761][ T32] task:kworker/0:29 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.662819][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.662918][ T32] Call trace: [ 1324.662954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.663032][ T32] r10:8291a684 r9:dfb99d84 r8:00000002 r7:60000013 r6:dfb99d8c r5:849d1800 [ 1324.663061][ T32] r4:849d1800 [ 1324.663081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.663125][ T32] r5:849d1800 r4:8291a680 [ 1324.663171][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.663213][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.663257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.663279][ T32] r4:00000000 [ 1324.663298][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.663371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.663409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.663451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c8040 [ 1324.663474][ T32] r4:00000000 [ 1324.663508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.663555][ T32] r9:83018005 r8:849d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.663577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.663619][ T32] r5:00001000 r4:ecfff000 [ 1324.663667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.663709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.663752][ T32] r5:84b0a38c r4:84b0a000 [ 1324.663772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.663818][ T32] r7:dddced80 r6:83018000 r5:84b0a38c r4:84a51180 [ 1324.663839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.663885][ T32] r10:61c88647 r9:849d1800 r8:84a511ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1324.664041][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.664160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1324.664604][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1324.665322][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 3 printk messages dropped ** [ 1324.665528][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1324.665591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1324.665900][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1324.666193][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 3 printk messages dropped ** [ 1324.666338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1324.666567][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.666807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1324.667017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1324.667343][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.667721][ T32] r9:83018005 r8:849d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 3 printk messages dropped ** [ 1324.667863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.667906][ T32] r5:85ad3f8c r4:85ad3c00 ** 2 printk messages dropped ** [ 1324.680360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1324.680522][ T32] r10:00000000 r9:84a51280 r8:80287e08 r7:dfb99e60 r6:84a51480 r5:849d2400 ** 5 printk messages dropped ** [ 1324.680795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1324.681343][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1324.681532][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.681643][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1324.681881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1324.682094][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1324.682392][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1324.682596][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1324.682746][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.682915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.683201][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.683282][ T32] Call trace: [ 1324.683319][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.683393][ T32] r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:849d3000 [ 1324.683447][ T32] r4:849d3000 [ 1324.683470][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.683514][ T32] r5:849d3000 r4:8291a680 [ 1324.683619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.683768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.683832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1324.683863][ T32] r4:00000000 [ 1324.683889][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.683955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.684035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.684098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c16dc0 [ 1324.684129][ T32] r4:00000000 [ 1324.684156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.684217][ T32] r9:83018005 r8:849d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 [ 1324.684244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.684330][ T32] r5:00001000 r4:ecf67000 [ 1324.684393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.684470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.684530][ T32] r5:85ad3b8c r4:85ad3800 [ 1324.684566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.684632][ T32] r7:dddced80 r6:83018000 r5:85ad3b8c r4:84a51500 [ 1324.684720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.684787][ T32] r10:61c88647 r9:849d3000 r8:84a5152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.684818][ T32] r4:84a51500 [ 1324.684864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.684949][ T32] r10:00000000 r9:84a51500 r8:80287e08 r7:dfba5e60 r6:84a51580 r5:849d3000 [ 1324.684982][ T32] r4:00000001 [ 1324.685020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.685078][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1324.685138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.685182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.685239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.685301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.685341][ T32] r4:84a480c0 [ 1324.685659][ T32] INFO: task kworker/0:31:3209 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.685695][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.685761][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.685826][ T32] Call trace: [ 1324.685865][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.685942][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.685975][ T32] r4:00000000 [ 1324.686020][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.686072][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.686101][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.686153][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.686181][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.686205][ T32] r5:800f0013 r4:80239bb0 [ 1324.686226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.686267][ T32] r4:82ac21e4 [ 1324.686303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.686350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.686377][ T32] r4:dff95dc0 [ 1324.686396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.686437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.686479][ T32] r4:00000000 [ 1324.686523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.686574][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.686597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.686652][ T32] r5:00001000 r4:dfdad000 [ 1324.686697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.686751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.686798][ T32] r5:848f3f8c r4:848f3c00 [ 1324.686819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.686866][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.686888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.686936][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.686958][ T32] r4:8484f600 [ 1324.686977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.687045][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.687105][ T32] r4:00000001 [ 1324.687128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.687165][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.687192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.687243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.687280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.687309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.687333][ T32] r4:848b22c0 [ 1324.687380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.687410][ T32] INFO: task kworker/0:32:3211 blocked for more than 451 seconds. [ 1324.687475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.687549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.687583][ T32] task:kworker/0:32 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.687674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.687729][ T32] Call trace: [ 1324.687789][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.687837][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:849d3c00 [ 1324.687889][ T32] r4:849d3c00 [ 1324.687921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.703844][ T32] r5:849d3c00 r4:8291a680 [ 1324.703885][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.703946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.703991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1324.704020][ T32] r4:00000000 [ 1324.704040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.704076][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.704125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.704183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48040 [ 1324.704218][ T32] r4:00000000 [ 1324.704250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.704311][ T32] r9:83018005 r8:849d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1324.704357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.704424][ T32] r5:00001000 r4:ecea5000 [ 1324.704477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.704558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.704640][ T32] r5:85ad338c r4:85ad3000 [ 1324.704681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.704791][ T32] r7:dddced80 r6:83018000 r5:85ad338c r4:84a51400 [ 1324.704839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.704968][ T32] r10:61c88647 r9:849d3c00 r8:84a5142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.705031][ T32] r4:84a51400 [ 1324.705073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.705158][ T32] r10:00000000 r9:84a51400 r8:80287e08 r7:dfbade60 r6:84a51700 r5:849d3c00 [ 1324.705203][ T32] r4:00000001 [ 1324.705241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705312][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1324.705413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.705479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.705637][ T32] r4:84a482c0 [ 1324.706317][ T32] INFO: task kworker/0:32:3211 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.706407][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.706549][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.706644][ T32] Call trace: [ 1324.706711][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.706768][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.706822][ T32] r4:00000000 [ 1324.706845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.706895][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.706926][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.706957][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.706985][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.707027][ T32] r5:800f0013 r4:80239bb0 [ 1324.707060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.707122][ T32] r4:82ac21e4 [ 1324.707146][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.707210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.707262][ T32] r4:dff95dc0 [ 1324.707304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.707349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.707380][ T32] r4:00000000 [ 1324.707403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.707448][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.707471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707541][ T32] r5:00001000 r4:dfdad000 [ 1324.707565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.707618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707675][ T32] r5:848f3f8c r4:848f3c00 [ 1324.707698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.707744][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.707765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.707813][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.707834][ T32] r4:8484f600 [ 1324.707853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.716230][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.716305][ T32] r4:00000001 [ 1324.716422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.716481][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.716513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.716542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.716616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.716685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.716738][ T32] r4:848b22c0 [ 1324.716770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.716835][ T32] INFO: task kworker/0:33:3213 blocked for more than 451 seconds. [ 1324.716873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.716934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.716960][ T32] task:kworker/0:33 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1324.717403][ T32] r5:849d4800 r4:8291a680 ** 3 printk messages dropped ** [ 1324.717596][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.717806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bfdc00 ** 5 printk messages dropped ** [ 1324.722714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.722790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.722838][ T32] r5:85ad378c r4:85ad3400 [ 1324.722895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.722948][ T32] r7:dddced80 r6:83018000 r5:85ad378c r4:84a51600 [ 1324.723009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.723069][ T32] r10:61c88647 r9:849d4800 r8:84a5162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.723106][ T32] r4:84a51600 [ 1324.723143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.723193][ T32] r10:00000000 r9:84a51600 r8:80287e08 r7:dfbb9e60 r6:84a51680 r5:849d4800 [ 1324.723235][ T32] r4:00000001 [ 1324.723282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.723351][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1324.723422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.723499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.723529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.723559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.723581][ T32] r4:84a482c0 [ 1324.723998][ T32] INFO: task kworker/0:33:3213 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.724075][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.724182][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.724247][ T32] Call trace: [ 1324.724326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.724402][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.725013][ T32] r4:00000000 [ 1324.725074][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.725282][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.725438][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.725558][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.725721][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.725834][ T32] r5:800f0013 r4:80239bb0 [ 1324.725913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.726026][ T32] r4:82ac21e4 [ 1324.726059][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.726136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.726220][ T32] r4:dff95dc0 [ 1324.726278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.726355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.726383][ T32] r4:00000000 [ 1324.726433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.726519][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 2 printk messages dropped ** [ 1324.726647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1324.727153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1324.727427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1324.727617][ T32] INFO: task kworker/0:34:3215 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1324.727860][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1324.739212][ T32] r4:849d5400 ** 2 printk messages dropped ** [ 1324.739327][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.739522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1324.739627][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.739884][ T32] r5:00001000 r4:eccd1000 ** 1 printk messages dropped ** [ 1324.740048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.740097][ T32] r5:85ad278c r4:85ad2400 [ 1324.740134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.740194][ T32] r7:dddced80 r6:83018000 r5:85ad278c r4:84a51780 ** 1 printk messages dropped ** [ 1324.740478][ T32] r10:61c88647 r9:849d5400 r8:84a517ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1324.740609][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.741087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1324.741639][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1324.741985][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 1 printk messages dropped ** [ 1324.742356][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 5 printk messages dropped ** [ 1324.743792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1324.744742][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.744802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.744850][ T32] r5:00001000 r4:dfdad000 [ 1324.744874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.744952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.745190][ T32] r5:848f3f8c r4:848f3c00 [ 1324.745215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.745304][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.745329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.745433][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.745639][ T32] r4:8484f600 [ 1324.745977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.746028][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.746057][ T32] r4:00000001 [ 1324.746077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.746148][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.746325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.746450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.746481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.746777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.746804][ T32] r4:848b22c0 [ 1324.746826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.746853][ T32] INFO: task kworker/0:35:3217 blocked for more than 451 seconds. [ 1324.747083][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.747113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.747314][ T32] task:kworker/0:35 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.747367][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.747409][ T32] Call trace: [ 1324.747440][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.747487][ T32] r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:849d6000 [ 1324.747532][ T32] r4:849d6000 [ 1324.747555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.747946][ T32] r5:849d6000 r4:8291a680 [ 1324.747970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.766511][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.766794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1324.766860][ T32] r4:00000000 [ 1324.766904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.766972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.767058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.767114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48400 [ 1324.767140][ T32] r4:00000000 [ 1324.767192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.767245][ T32] r9:83018005 r8:849d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [ 1324.767268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.767343][ T32] r5:00001000 r4:ece71000 [ 1324.767372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.767443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.767493][ T32] r5:85ad2f8c r4:85ad2c00 [ 1324.767552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.767684][ T32] r7:dddced80 r6:83018000 r5:85ad2f8c r4:84a51900 [ 1324.767754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.767810][ T32] r10:61c88647 r9:849d6000 r8:84a5192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.767865][ T32] r4:84a51900 [ 1324.767927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.770257][ T32] r10:00000000 r9:84a51900 r8:80287e08 r7:dfbcde60 r6:84a51800 r5:849d6000 [ 1324.770339][ T32] r4:00000001 [ 1324.770374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.770453][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1324.770514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.770549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.770579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.770645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.770683][ T32] r4:84a48440 [ 1324.771132][ T32] INFO: task kworker/0:35:3217 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.771174][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.771281][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.771365][ T32] Call trace: [ 1324.771408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.771464][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.771499][ T32] r4:00000000 [ 1324.771523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.771566][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.771596][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.771638][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.771672][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.771698][ T32] r5:800f0013 r4:80239bb0 [ 1324.771720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.771763][ T32] r4:82ac21e4 [ 1324.771784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.771829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.771858][ T32] r4:dff95dc0 [ 1324.771897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.771967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.771999][ T32] r4:00000000 [ 1324.772042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.772099][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.772127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.772171][ T32] r5:00001000 r4:dfdad000 [ 1324.772191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.772233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.772283][ T32] r5:848f3f8c r4:848f3c00 [ 1324.772304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.772381][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.772407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.772465][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1324.772540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1324.772678][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1324.772849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1324.773062][ T32] task:kworker/0:36 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1324.773292][ T32] r4:849d6c00 ** 1 printk messages dropped ** [ 1324.773364][ T32] r5:849d6c00 r4:8291a680 [ 1324.773386][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.773427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.773470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1324.773514][ T32] r4:00000000 [ 1324.773538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.773573][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.773628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.773675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48700 [ 1324.773699][ T32] r4:00000000 [ 1324.773739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.773817][ T32] r9:83018005 r8:849d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1324.773870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.773965][ T32] r5:00001000 r4:ecdc9000 [ 1324.774027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.774078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.774140][ T32] r5:85ad2b8c r4:85ad2800 [ 1324.774185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.774278][ T32] r7:dddced80 r6:83018000 r5:85ad2b8c r4:84a51980 [ 1324.774358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.774459][ T32] r10:61c88647 r9:849d6c00 r8:84a519ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.774517][ T32] r4:84a51980 [ 1324.774561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.774666][ T32] r10:00000000 r9:84a51980 r8:80287e08 r7:dfbcde60 r6:84a51a80 r5:849d6c00 [ 1324.774912][ T32] r4:00000001 [ 1324.774978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.775067][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1324.775127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.775199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.775264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.775333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.775399][ T32] r4:84a48680 [ 1324.775867][ T32] INFO: task kworker/0:36:3219 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.775936][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.776074][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.776178][ T32] Call trace: [ 1324.776263][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.776341][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.776377][ T32] r4:00000000 [ 1324.776425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.776493][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.776547][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.776600][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.776629][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.776663][ T32] r5:800f0013 r4:80239bb0 [ 1324.776686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.776727][ T32] r4:82ac21e4 [ 1324.776747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.776791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.776814][ T32] r4:dff95dc0 [ 1324.776833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.776908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.776934][ T32] r4:00000000 [ 1324.776975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.777085][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.777132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.777210][ T32] r5:00001000 r4:dfdad000 [ 1324.777246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.777289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.777332][ T32] r5:848f3f8c r4:848f3c00 [ 1324.777353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.777461][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.777488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.777557][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.777603][ T32] r4:8484f600 [ 1324.777626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.777674][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.777742][ T32] r4:00000001 [ 1324.777764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.777802][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.777828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.777858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.777885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.777946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.789944][ T32] r4:848b22c0 [ 1324.789998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.790040][ T32] INFO: task kworker/0:37:3221 blocked for more than 451 seconds. [ 1324.790080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.790122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.790147][ T32] task:kworker/0:37 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.790208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.790287][ T32] Call trace: [ 1324.790325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.790382][ T32] r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000013 r6:dfbe9d8c r5:84b80000 [ 1324.790416][ T32] r4:84b80000 [ 1324.790446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.790501][ T32] r5:84b80000 r4:8291a680 [ 1324.790540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.790597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.790650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1324.790674][ T32] r4:00000000 [ 1324.790693][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.790733][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.790773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.790814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a48840 [ 1324.790860][ T32] r4:00000000 [ 1324.790885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.790962][ T32] r9:83018005 r8:84b80000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1324.791016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.791072][ T32] r5:00001000 r4:dfbc9000 [ 1324.791097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.791160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.791208][ T32] r5:85ad178c r4:85ad1400 [ 1324.791229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.791296][ T32] r7:dddced80 r6:83018000 r5:85ad178c r4:84a51b00 [ 1324.791321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.791371][ T32] r10:61c88647 r9:84b80000 r8:84a51b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.791422][ T32] r4:84a51b00 [ 1324.791445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.791493][ T32] r10:00000000 r9:84a51b00 r8:80287e08 r7:dfbcde60 r6:84a51a00 r5:84b80000 [ 1324.791553][ T32] r4:00000001 [ 1324.791576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.791624][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1324.791661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.791707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.791738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.791769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.791818][ T32] r4:84a48740 [ 1324.792259][ T32] INFO: task kworker/0:37:3221 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.792293][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.792376][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.792436][ T32] Call trace: [ 1324.792469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1324.792738][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1324.793062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1324.793644][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1324.793952][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1324.794177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.794510][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.795148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 ** 7 printk messages dropped ** [ 1324.795522][ T32] r9:83018005 r8:845c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 ** 3 printk messages dropped ** [ 1324.795711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.795758][ T32] r5:85ad1b8c r4:85ad1800 [ 1324.795778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.795824][ T32] r7:dddced80 r6:83018000 r5:85ad1b8c r4:84a51b80 [ 1324.795846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.795898][ T32] r10:61c88647 r9:845c0c00 r8:84a51bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.795922][ T32] r4:84a51b80 [ 1324.795941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.796009][ T32] r10:00000000 r9:84a51b80 r8:80287e08 r7:dfbcde60 r6:84a32c00 r5:845c0c00 [ 1324.796063][ T32] r4:00000001 [ 1324.796091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.796159][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1324.796193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.796243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.796283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.796314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.796336][ T32] r4:84a48980 [ 1324.796686][ T32] INFO: task kworker/0:38:3223 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.796763][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.796832][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.796902][ T32] Call trace: [ 1324.796945][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.797038][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.797072][ T32] r4:00000000 [ 1324.797093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.797138][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.797168][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.797198][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.797254][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.797301][ T32] r5:800f0013 r4:80239bb0 [ 1324.797346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.797401][ T32] r4:82ac21e4 [ 1324.797423][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.797469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.797493][ T32] r4:dff95dc0 [ 1324.797513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.797558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.797587][ T32] r4:00000000 [ 1324.797609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1324.797835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1324.815638][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1324.816003][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1324.816284][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.816737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1324.817347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1324.817533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1324.824803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.825650][ T32] Call trace: ** 6 printk messages dropped ** [ 1324.826416][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1324.826849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1324.827298][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1324.827644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1324.827993][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1324.833241][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.833901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1324.834277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1324.834655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1324.834876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1324.835241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.835981][ T32] Call trace: ** 5 printk messages dropped ** [ 1324.836299][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1324.836486][ T32] r4:82ac21e4 [ 1324.836508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.836550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.836580][ T32] r4:dff95dc0 [ 1324.836600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.836665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.836711][ T32] r4:00000000 [ 1324.836735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.836789][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.836821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.836868][ T32] r5:00001000 r4:dfdad000 [ 1324.836889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.836929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.836980][ T32] r5:848f3f8c r4:848f3c00 [ 1324.837001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.837056][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.837107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.837182][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.837207][ T32] r4:8484f600 [ 1324.837249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.837314][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.837361][ T32] r4:00000001 [ 1324.837393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.837443][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.837484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.837517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.837544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.837573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.837621][ T32] r4:848b22c0 [ 1324.837649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.837675][ T32] INFO: task kworker/0:41:3230 blocked for more than 451 seconds. [ 1324.837704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.837729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.837772][ T32] task:kworker/0:41 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.837860][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.837977][ T32] Call trace: [ 1324.849967][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.850059][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:845c2400 [ 1324.850126][ T32] r4:845c2400 [ 1324.850174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.850243][ T32] r5:845c2400 r4:8291a680 [ 1324.850288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.850332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.850404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1324.850432][ T32] r4:00000000 [ 1324.850458][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.850516][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.850568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.850625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d8a440 [ 1324.850648][ T32] r4:00000000 [ 1324.850697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.850773][ T32] r9:83018005 r8:845c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f26f000 [ 1324.850800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.850871][ T32] r5:00001000 r4:eda5f000 [ 1324.850909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.850958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.851002][ T32] r5:85d73b8c r4:85d73800 [ 1324.851046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.851133][ T32] r7:dddced80 r6:83018000 r5:85d73b8c r4:84a51e00 [ 1324.851180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.851265][ T32] r10:61c88647 r9:845c2400 r8:84a51e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.851316][ T32] r4:84a51e00 [ 1324.851378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.851470][ T32] r10:00000000 r9:84a51e00 r8:80287e08 r7:dfc29e60 r6:8329b080 r5:845c2400 [ 1324.851496][ T32] r4:00000001 [ 1324.851518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.851556][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1324.851599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.851629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.851671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.851710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.851752][ T32] r4:84a48f80 [ 1324.852187][ T32] INFO: task kworker/0:41:3230 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.852232][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.852374][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.852473][ T32] Call trace: [ 1324.852506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.852570][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.852635][ T32] r4:00000000 [ 1324.852659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.852712][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.852803][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.852846][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.852879][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.852929][ T32] r5:800f0013 r4:80239bb0 [ 1324.852953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.852995][ T32] r4:82ac21e4 [ 1324.853023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.853073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.853096][ T32] r4:dff95dc0 [ 1324.853115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.853156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.853183][ T32] r4:00000000 [ 1324.853204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.853249][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.853283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.853335][ T32] r5:00001000 r4:dfdad000 [ 1324.853361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.853402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.853460][ T32] r5:848f3f8c r4:848f3c00 [ 1324.853530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.853582][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.853625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.853682][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.853706][ T32] r4:8484f600 [ 1324.853725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.853781][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.853872][ T32] r4:00000001 [ 1324.853896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.853953][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.854010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.854065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.854155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.854212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.854239][ T32] r4:848b22c0 [ 1324.854277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.854313][ T32] INFO: task kworker/1:22:3235 blocked for more than 451 seconds. [ 1324.854373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.854423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.854449][ T32] task:kworker/1:22 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.854519][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.854589][ T32] Call trace: [ 1324.854627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.854679][ T32] r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:845c5400 [ 1324.854702][ T32] r4:845c5400 [ 1324.854721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.854763][ T32] r5:845c5400 r4:8291a680 [ 1324.854788][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.854826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.854869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1324.854892][ T32] r4:00000000 [ 1324.854911][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.854974][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.855021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.855077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141e00 [ 1324.855110][ T32] r4:00000000 [ 1324.855132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.855177][ T32] r9:83018205 r8:845c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1324.855220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.855299][ T32] r5:00001000 r4:ecfa3000 [ 1324.855322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.855363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.855413][ T32] r5:85b0af8c r4:85b0ac00 [ 1324.855437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.855485][ T32] r7:ddde2d80 r6:83018200 r5:85b0af8c r4:849ce080 [ 1324.855519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.855582][ T32] r10:61c88647 r9:845c5400 r8:849ce0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.855606][ T32] r4:849ce080 [ 1324.855647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.855754][ T32] r10:00000000 r9:849ce080 r8:80287e08 r7:dfaa9e60 r6:849ce100 r5:845c5400 [ 1324.855781][ T32] r4:00000001 [ 1324.855801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.855857][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1324.855891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.855947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.855997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.856040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.856064][ T32] r4:84804080 [ 1324.856332][ T32] INFO: task kworker/1:22:3235 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.856395][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.856457][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.856532][ T32] Call trace: [ 1324.856610][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.856670][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.856696][ T32] r4:00000000 [ 1324.856716][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.856757][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.856786][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.856835][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.856873][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.856912][ T32] r5:800f0013 r4:80239bb0 [ 1324.856938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.856985][ T32] r4:82ac21e4 [ 1324.857023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.857092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.857123][ T32] r4:dff95dc0 [ 1324.857158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.857218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.857243][ T32] r4:00000000 [ 1324.857264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.857316][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.857337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.857381][ T32] r5:00001000 r4:dfdad000 ** 1 printk messages dropped ** [ 1324.857448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1324.857906][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1324.867212][ T32] INFO: task kworker/1:23:3236 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1324.867587][ T32] r4:845c6000 ** 4 printk messages dropped ** [ 1324.867857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 ** 8 printk messages dropped ** [ 1324.873262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1324.873383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.873430][ T32] r5:85b0a78c r4:85b0a400 [ 1324.873451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.873504][ T32] r7:ddde2d80 r6:83018200 r5:85b0a78c r4:849ce180 [ 1324.873527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.873597][ T32] r10:61c88647 r9:845c6000 r8:849ce1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.873626][ T32] r4:849ce180 [ 1324.873653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.873703][ T32] r10:00000000 r9:849ce180 r8:80287e08 r7:dfbf5e60 r6:849ce200 r5:845c6000 [ 1324.873728][ T32] r4:00000001 [ 1324.873772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.873826][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1324.873876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.873923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.873952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.873983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.874032][ T32] r4:84804080 [ 1324.874514][ T32] INFO: task kworker/1:23:3236 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.874611][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.874792][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.874973][ T32] Call trace: [ 1324.875065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.875180][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.875326][ T32] r4:00000000 [ 1324.875390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.875485][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.875548][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.875618][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.875693][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.875753][ T32] r5:800f0013 r4:80239bb0 [ 1324.875807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.875903][ T32] r4:82ac21e4 [ 1324.875949][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.876053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.876111][ T32] r4:dff95dc0 [ 1324.876164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.876288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.876357][ T32] r4:00000000 [ 1324.876412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.876513][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 14 printk messages dropped ** [ 1324.877526][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1324.888402][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.888487][ T32] Call trace: [ 1324.888559][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.888625][ T32] r10:8291a684 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:845c6c00 [ 1324.888668][ T32] r4:845c6c00 [ 1324.888714][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.888785][ T32] r5:845c6c00 r4:8291a680 [ 1324.888810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.888852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.888907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 ** 7 printk messages dropped ** [ 1324.889191][ T32] r9:83018205 r8:845c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 11 printk messages dropped ** [ 1324.889691][ T32] r10:00000000 r9:849ce280 r8:80287e08 r7:dfbf5e60 r6:849ce400 r5:845c6c00 ** 10 printk messages dropped ** [ 1324.890509][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.890559][ T32] Call trace: [ 1324.890615][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.890678][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.890729][ T32] r4:00000000 [ 1324.890761][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1324.890956][ T32] r5:800f0013 r4:80239bb0 ** 19 printk messages dropped ** [ 1324.891791][ T32] r4:8484f600 ** 11 printk messages dropped ** [ 1324.892257][ T32] INFO: task kworker/0:43:3239 blocked for more than 451 seconds. ** 22 printk messages dropped ** [ 1324.893281][ T32] r5:00001000 r4:ecfc1000 ** 6 printk messages dropped ** [ 1324.893579][ T32] r10:61c88647 r9:845c3c00 r8:84a51dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1324.894235][ T32] INFO: task kworker/0:43:3239 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.894275][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.894333][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.894379][ T32] Call trace: [ 1324.894424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.894480][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.894504][ T32] r4:00000000 [ 1324.894524][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.894563][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.894592][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1324.895053][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1324.895584][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1324.895928][ T32] INFO: task kworker/1:25:3242 blocked for more than 451 seconds. ** 24 printk messages dropped ** [ 1324.896978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.897402][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1324.916861][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 23 printk messages dropped ** [ 1324.917786][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 20 printk messages dropped ** [ 1324.923773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1324.924499][ T32] r5:00001000 r4:ecfdb000 [ 1324.924520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.924580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.924643][ T32] r5:85b0bf8c r4:85b0bc00 [ 1324.924686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.924765][ T32] r7:ddde2d80 r6:83018200 r5:85b0bf8c r4:849ce380 [ 1324.924813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.924889][ T32] r10:61c88647 r9:845c8000 r8:849ce3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.924918][ T32] r4:849ce380 [ 1324.924938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.924984][ T32] r10:00000000 r9:849ce380 r8:80287e08 r7:dfa31e60 r6:849ce680 r5:845c8000 [ 1324.925012][ T32] r4:00000001 [ 1324.925043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.925090][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1324.925139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.925177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.925204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.925234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.925257][ T32] r4:84804640 [ 1324.925663][ T32] INFO: task kworker/1:26:3244 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.925729][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.925888][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.925960][ T32] Call trace: [ 1324.926012][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.926071][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.926095][ T32] r4:00000000 [ 1324.926152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.926226][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.926260][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.926314][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.926352][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.926398][ T32] r5:800f0013 r4:80239bb0 [ 1324.926423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.926480][ T32] r4:82ac21e4 [ 1324.926509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.926553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.926598][ T32] r4:dff95dc0 [ 1324.926621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.926663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.926747][ T32] r4:00000000 [ 1324.926771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.926835][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.926870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.926930][ T32] r5:00001000 r4:dfdad000 [ 1324.927012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.927059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.927103][ T32] r5:848f3f8c r4:848f3c00 [ 1324.927123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.927170][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.927192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.927239][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.927278][ T32] r4:8484f600 [ 1324.927299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.927347][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.927371][ T32] r4:00000001 [ 1324.927392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.927427][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.927453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.927503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.927545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.927576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.927599][ T32] r4:848b22c0 [ 1324.927619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.927643][ T32] INFO: task kworker/1:27:3246 blocked for more than 451 seconds. [ 1324.927672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.927696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.927718][ T32] task:kworker/1:27 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.927765][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.927828][ T32] Call trace: [ 1324.927906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.936864][ T32] r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:845c8c00 ** 2 printk messages dropped ** [ 1324.937119][ T32] r5:845c8c00 r4:8291a680 ** 2 printk messages dropped ** [ 1324.937267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1324.937290][ T32] r4:00000000 [ 1324.937311][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.937367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.937436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.937489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d21c0 [ 1324.937512][ T32] r4:00000000 [ 1324.937532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.937579][ T32] r9:83018205 r8:845c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1324.937621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937671][ T32] r5:00001000 r4:ecfcd000 [ 1324.937692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.937733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937776][ T32] r5:85b0bb8c r4:85b0b800 [ 1324.937798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.937846][ T32] r7:ddde2d80 r6:83018200 r5:85b0bb8c r4:849ce780 [ 1324.937886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.938412][ T32] r10:61c88647 r9:845c8c00 r8:849ce7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.938450][ T32] r4:849ce780 [ 1324.938472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.938531][ T32] r10:00000000 r9:849ce780 r8:80287e08 r7:dfc3de60 r6:849ce600 r5:845c8c00 [ 1324.938555][ T32] r4:00000001 [ 1324.938574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.938626][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1324.938670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.938703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.938741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.938798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.938836][ T32] r4:84804a40 [ 1324.939262][ T32] INFO: task kworker/1:27:3246 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.939301][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.939372][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.939443][ T32] Call trace: [ 1324.939496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.939561][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.939589][ T32] r4:00000000 [ 1324.939609][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.939649][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.939688][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.939722][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.939751][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.939798][ T32] r5:800f0013 r4:80239bb0 [ 1324.939848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1324.940158][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.940387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1324.940775][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1324.941348][ T32] INFO: task kworker/1:28:3249 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1324.942051][ T32] r4:845ca400 ** 3 printk messages dropped ** [ 1324.942296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1324.942583][ T32] r9:83018205 r8:845ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 3 printk messages dropped ** [ 1324.942761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1324.943010][ T32] r10:61c88647 r9:845ca400 r8:849ce72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1324.943283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1324.943700][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1324.944111][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 1 printk messages dropped ** [ 1324.944170][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 3 printk messages dropped ** [ 1324.944327][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1324.944454][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1324.944573][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.944771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1324.945049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1324.945263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.945535][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.945909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1324.946169][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.946432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1324.946586][ T32] r7:ddde2d80 r6:83018200 r5:85b1038c r4:849ce980 [ 1324.946612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.946659][ T32] r10:61c88647 r9:845cb000 r8:849ce9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.946702][ T32] r4:849ce980 [ 1324.946733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.946779][ T32] r10:00000000 r9:849ce980 r8:80287e08 r7:dfc39e60 r6:849cea00 r5:845cb000 [ 1324.946828][ T32] r4:00000001 [ 1324.946851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.946905][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1324.946934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.946964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.946991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.947037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.947074][ T32] r4:84804e00 [ 1324.947304][ T32] INFO: task kworker/1:29:3250 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.947359][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.947484][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.947532][ T32] Call trace: [ 1324.947628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.947683][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.947707][ T32] r4:00000000 [ 1324.947727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.947765][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.947803][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.947848][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.947888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.964029][ T32] r5:800f0013 r4:80239bb0 [ 1324.964107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.964175][ T32] r4:82ac21e4 [ 1324.964197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.964241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.964266][ T32] r4:dff95dc0 [ 1324.964286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.964338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.964386][ T32] r4:00000000 [ 1324.964412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.964460][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.964539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964595][ T32] r5:00001000 r4:dfdad000 [ 1324.964616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.964656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.964699][ T32] r5:848f3f8c r4:848f3c00 [ 1324.964719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.964767][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.964789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.964836][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.964860][ T32] r4:8484f600 [ 1324.964888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.964936][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.964959][ T32] r4:00000001 [ 1324.964979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.965026][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.965057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.965087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.965137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.965170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.965193][ T32] r4:848b22c0 [ 1324.965234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.965268][ T32] INFO: task kworker/1:30:3253 blocked for more than 451 seconds. [ 1324.965302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.965328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.965374][ T32] task:kworker/1:30 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.965473][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.965557][ T32] Call trace: [ 1324.965593][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.965646][ T32] r10:8291a684 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:845cc800 [ 1324.965690][ T32] r4:845cc800 [ 1324.965713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1324.965892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 ** 5 printk messages dropped ** [ 1324.966229][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.966320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1324.966449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.966492][ T32] r5:85b10b8c r4:85b10800 ** 1 printk messages dropped ** [ 1324.966579][ T32] r7:ddde2d80 r6:83018200 r5:85b10b8c r4:849ce800 ** 4 printk messages dropped ** [ 1324.966801][ T32] r10:00000000 r9:849ce800 r8:80287e08 r7:dfc39e60 r6:849cea80 r5:845cc800 ** 9 printk messages dropped ** [ 1324.967558][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1324.968057][ T32] r4:00000000 [ 1324.974157][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.974264][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.974326][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.974381][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.974411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.974459][ T32] r5:800f0013 r4:80239bb0 [ 1324.974484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.974529][ T32] r4:82ac21e4 [ 1324.974570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.974617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.974661][ T32] r4:dff95dc0 [ 1324.974705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.974752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.974776][ T32] r4:00000000 [ 1324.974796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.974854][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.974890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.974957][ T32] r5:00001000 r4:dfdad000 [ 1324.974981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.975035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.975100][ T32] r5:848f3f8c r4:848f3c00 [ 1324.975123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.975184][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.975230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.975293][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.975317][ T32] r4:8484f600 [ 1324.975337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.975387][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.975411][ T32] r4:00000001 [ 1324.975430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.975466][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.975494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.975535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.975565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.975596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.975640][ T32] r4:848b22c0 [ 1324.975685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.975721][ T32] INFO: task kworker/1:31:3258 blocked for more than 451 seconds. [ 1324.975754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.975779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.975801][ T32] task:kworker/1:31 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.975870][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.975971][ T32] Call trace: [ 1324.976012][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.976083][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:845cec00 [ 1324.976110][ T32] r4:845cec00 [ 1324.976146][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.976273][ T32] r5:845cec00 r4:8291a680 [ 1324.976296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.976336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1324.976503][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1324.976869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.976924][ T32] r5:85b10f8c r4:85b10c00 ** 2 printk messages dropped ** [ 1324.977031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1324.977273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1324.977941][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1324.986628][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1324.986979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1324.987495][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.987798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.992736][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.993234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 ** 9 printk messages dropped ** [ 1324.993722][ T32] r5:00001000 r4:ed035000 ** 1 printk messages dropped ** [ 1324.993781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1324.994098][ T32] r4:849cec80 ** 3 printk messages dropped ** [ 1324.994237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1324.994415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.994468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.994503][ T32] r4:847f7400 [ 1324.994892][ T32] INFO: task kworker/1:32:3259 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1324.994926][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.995013][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.995061][ T32] Call trace: [ 1324.995093][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.995147][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1324.995171][ T32] r4:00000000 [ 1324.995212][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.995256][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1324.995286][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1324.995337][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1324.995366][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.995416][ T32] r5:800f0013 r4:80239bb0 [ 1324.995440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.995481][ T32] r4:82ac21e4 [ 1324.995501][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.995544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1324.995588][ T32] r4:dff95dc0 [ 1324.995611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.995675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1324.995703][ T32] r4:00000000 [ 1324.995743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.995807][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.995908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.995955][ T32] r5:00001000 r4:dfdad000 [ 1324.995996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.996069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.996116][ T32] r5:848f3f8c r4:848f3c00 [ 1324.996137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.996185][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1324.996206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.996253][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.996312][ T32] r4:8484f600 [ 1324.996356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.996406][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1324.996458][ T32] r4:00000001 [ 1324.996507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.996545][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1324.996573][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.996612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.996643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.996682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.996716][ T32] r4:848b22c0 [ 1324.996761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.996789][ T32] INFO: task kworker/1:33:3262 blocked for more than 451 seconds. [ 1324.996817][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.996843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.996874][ T32] task:kworker/1:33 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.996959][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.997008][ T32] Call trace: [ 1324.997042][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.997090][ T32] r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:845ce000 [ 1324.997113][ T32] r4:845ce000 [ 1324.997154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.997201][ T32] r5:845ce000 r4:8291a680 [ 1324.997242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.997285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.997329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1324.997353][ T32] r4:00000000 [ 1324.997382][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.997420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.997475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.997550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2c80 [ 1324.997576][ T32] r4:00000000 [ 1324.997618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.997667][ T32] r9:83018205 r8:845ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1324.997689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.997733][ T32] r5:00001000 r4:ed17f000 [ 1324.997753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.997814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.997862][ T32] r5:85b11f8c r4:85b11c00 [ 1324.997926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.008289][ T32] r7:ddde2d80 r6:83018200 r5:85b11f8c r4:849cee00 [ 1325.008348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.008416][ T32] r10:61c88647 r9:845ce000 r8:849cee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.008440][ T32] r4:849cee00 [ 1325.008460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.008524][ T32] r10:00000000 r9:849cee00 r8:80287e08 r7:dfc39e60 r6:849cee80 r5:845ce000 [ 1325.008562][ T32] r4:00000001 [ 1325.008586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.008625][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1325.008655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.008684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.008712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.008762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.008815][ T32] r4:847f75c0 [ 1325.009224][ T32] INFO: task kworker/1:33:3262 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.009265][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.009358][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.009407][ T32] Call trace: [ 1325.009462][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.009534][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 2 printk messages dropped ** [ 1325.009655][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1325.009991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1325.010368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.010835][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1325.011245][ T32] task:kworker/1:34 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.011826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.012256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.012465][ T32] r10:61c88647 r9:84560000 r8:847f602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.012760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.013166][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.013250][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.013329][ T32] Call trace: [ 1325.013365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.013438][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.013465][ T32] r4:00000000 [ 1325.013505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.013548][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.013596][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.013629][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.013678][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.013714][ T32] r5:800f0013 r4:80239bb0 [ 1325.013758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.013820][ T32] r4:82ac21e4 [ 1325.013863][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.013921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.013966][ T32] r4:dff95dc0 [ 1325.013994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.014042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.014065][ T32] r4:00000000 [ 1325.014084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.014143][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.014192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.014255][ T32] r5:00001000 r4:dfdad000 [ 1325.014297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.014340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.014385][ T32] r5:848f3f8c r4:848f3c00 [ 1325.014405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.014452][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 3 printk messages dropped ** [ 1325.014580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1325.014857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.015089][ T32] task:kworker/1:35 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.015422][ T32] r4:84560c00 [ 1325.015446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.015491][ T32] r5:84560c00 r4:8291a680 [ 1325.015531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.015578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.015643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 1325.015670][ T32] r4:00000000 [ 1325.015715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.015774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.015816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.015886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2e00 [ 1325.015912][ T32] r4:00000000 [ 1325.015953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.016000][ T32] r9:83018205 r8:84560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.016027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.016069][ T32] r5:00001000 r4:dfb2d000 [ 1325.016103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.016166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.016217][ T32] r5:85b1278c r4:85b12400 [ 1325.016238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.016286][ T32] r7:ddde2d80 r6:83018200 r5:85b1278c r4:847f6100 [ 1325.016306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.016352][ T32] r10:61c88647 r9:84560c00 r8:847f612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.016375][ T32] r4:847f6100 [ 1325.016414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.016472][ T32] r10:00000000 r9:847f6100 r8:80287e08 r7:dfc51e60 r6:847f6180 r5:84560c00 [ 1325.016498][ T32] r4:00000001 [ 1325.016537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.016600][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1325.016651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.016683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.016731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.016763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.016786][ T32] r4:847f77c0 [ 1325.017011][ T32] INFO: task kworker/1:35:3266 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.017064][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.017146][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.017212][ T32] Call trace: [ 1325.017247][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.017299][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.017322][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.017391][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1325.017689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1325.030092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.030499][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1325.030847][ T32] INFO: task kworker/1:36:3268 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1325.031242][ T32] r4:84562400 ** 5 printk messages dropped ** [ 1325.031469][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.031639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2d00 ** 4 printk messages dropped ** [ 1325.031817][ T32] r5:00001000 r4:ed185000 ** 1 printk messages dropped ** [ 1325.031922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.031988][ T32] r5:85b1238c r4:85b12000 [ 1325.032016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.032130][ T32] r10:61c88647 r9:84562400 r8:847f632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.032228][ T32] r10:00000000 r9:847f6300 r8:80287e08 r7:dfc7de60 r6:847f6200 r5:84562400 ** 4 printk messages dropped ** [ 1325.032399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.032969][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.033535][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.033782][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.034050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.034519][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1325.034603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.034778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1325.034907][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.035087][ T32] r4:84563000 ** 3 printk messages dropped ** [ 1325.035223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.035342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.035378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.035425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2fc0 [ 1325.035471][ T32] r4:00000000 [ 1325.035494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.035539][ T32] r9:83018205 r8:84563000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.035561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.035603][ T32] r5:00001000 r4:eba43000 [ 1325.035642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.035706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.035752][ T32] r5:85b12f8c r4:85b12c00 [ 1325.035781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.035862][ T32] r7:ddde2d80 r6:83018200 r5:85b12f8c r4:847f6280 [ 1325.035895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.035943][ T32] r10:61c88647 r9:84563000 r8:847f62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.035974][ T32] r4:847f6280 [ 1325.035996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.036049][ T32] r10:00000000 r9:847f6280 r8:80287e08 r7:dfc7de60 r6:847f6480 r5:84563000 [ 1325.036072][ T32] r4:00000001 [ 1325.036111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.036148][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.036175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.036204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.036257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.036297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.036319][ T32] r4:847f7a80 [ 1325.036546][ T32] INFO: task kworker/1:37:3270 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.036577][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.036687][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.036794][ T32] Call trace: [ 1325.036851][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.036923][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.036957][ T32] r4:00000000 [ 1325.036981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.037032][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.037066][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.037097][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.037124][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.037148][ T32] r5:800f0013 r4:80239bb0 [ 1325.037190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.037237][ T32] r4:82ac21e4 [ 1325.037262][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.037309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.037331][ T32] r4:dff95dc0 [ 1325.037350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.037415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.037462][ T32] r4:00000000 [ 1325.037506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.037565][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.037589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.037655][ T32] r5:00001000 r4:dfdad000 [ 1325.037685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.037735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.037809][ T32] r5:848f3f8c r4:848f3c00 [ 1325.037860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.053451][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.053532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.053606][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.053632][ T32] r4:8484f600 [ 1325.053653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.053702][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.053739][ T32] r4:00000001 [ 1325.053767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.053807][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.053838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.053868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.053911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.053940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.053963][ T32] r4:848b22c0 [ 1325.053998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.054037][ T32] INFO: task kworker/1:38:3271 blocked for more than 451 seconds. [ 1325.054070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.054116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.054180][ T32] task:kworker/1:38 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.054244][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.054293][ T32] Call trace: [ 1325.054343][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.054398][ T32] r10:8291a684 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:84563c00 [ 1325.054421][ T32] r4:84563c00 [ 1325.054440][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.054483][ T32] r5:84563c00 r4:8291a680 [ 1325.054504][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.054543][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.054606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1325.054633][ T32] r4:00000000 [ 1325.054653][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.054688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.054725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.054777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85141e80 [ 1325.054826][ T32] r4:00000000 [ 1325.054849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.054916][ T32] r9:83018205 r8:84563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1325.054952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.054998][ T32] r5:00001000 r4:eb351000 [ 1325.055025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.055092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.055139][ T32] r5:85b12b8c r4:85b12800 [ 1325.055160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.055206][ T32] r7:ddde2d80 r6:83018200 r5:85b12b8c r4:847f6380 ** 2 printk messages dropped ** [ 1325.055297][ T32] r4:847f6380 ** 4 printk messages dropped ** [ 1325.055537][ T32] Exception stack(0xdfc99fb0 to 0xdfc99ff8) ** 3 printk messages dropped ** [ 1325.055654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.055677][ T32] r4:847f7e00 [ 1325.056074][ T32] INFO: task kworker/1:38:3271 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.056108][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.056188][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.056238][ T32] Call trace: [ 1325.056287][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.056340][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.056364][ T32] r4:00000000 [ 1325.056384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.056432][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.056485][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.056527][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.056578][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.056610][ T32] r5:800f0013 r4:80239bb0 [ 1325.056631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.056672][ T32] r4:82ac21e4 [ 1325.056693][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.056737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.056761][ T32] r4:dff95dc0 [ 1325.056800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.056855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.056889][ T32] r4:00000000 [ 1325.056921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.056969][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.057012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.057059][ T32] r5:00001000 r4:dfdad000 [ 1325.057080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.057184][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1325.057406][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.057536][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1325.057643][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.068563][ T32] task:kworker/1:39 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1325.068815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.068876][ T32] r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000013 r6:dfca1d8c r5:84564800 [ 1325.068928][ T32] r4:84564800 [ 1325.068982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.069056][ T32] r5:84564800 r4:8291a680 [ 1325.069082][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.069122][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.069190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1325.069219][ T32] r4:00000000 [ 1325.069242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.069294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.069338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.069403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c140 [ 1325.069431][ T32] r4:00000000 [ 1325.069462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.069547][ T32] r9:83018205 r8:84564800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.069575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.069620][ T32] r5:00001000 r4:ec77b000 [ 1325.069661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.069707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.069764][ T32] r5:85b1378c r4:85b13400 [ 1325.069789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.069907][ T32] r7:ddde2d80 r6:83018200 r5:85b1378c r4:847f6400 [ 1325.069942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.069994][ T32] r10:61c88647 r9:84564800 r8:847f642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.070153][ T32] r10:00000000 r9:847f6400 r8:80287e08 r7:dfc89e60 r6:847f6680 r5:84564800 ** 9 printk messages dropped ** [ 1325.071049][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.071642][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.071709][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.071810][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1325.071958][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.072173][ T32] r5:00001000 r4:dfdad000 ** 1 printk messages dropped ** [ 1325.072242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.072291][ T32] r5:848f3f8c r4:848f3c00 [ 1325.072312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.072362][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.072410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.072464][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.072509][ T32] r4:8484f600 [ 1325.072532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.072581][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.072606][ T32] r4:00000001 [ 1325.072626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072661][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.072689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.072720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.072852][ T32] r4:848b22c0 [ 1325.072888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.072917][ T32] INFO: task kworker/1:40:3275 blocked for more than 451 seconds. [ 1325.072951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.073010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.073068][ T32] task:kworker/1:40 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073137][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073194][ T32] Call trace: [ 1325.073280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.073331][ T32] r10:8291a684 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84565400 [ 1325.073355][ T32] r4:84565400 [ 1325.073378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.073422][ T32] r5:84565400 r4:8291a680 [ 1325.073452][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.073517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.073585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 [ 1325.073642][ T32] r4:00000000 [ 1325.073665][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.073720][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.073763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.073805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c000 [ 1325.073847][ T32] r4:00000000 [ 1325.073888][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.073957][ T32] r9:83018205 r8:84565400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1325.074026][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.074162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.074379][ T32] r10:61c88647 r9:84565400 r8:847f652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.074680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.075403][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1325.075676][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.075856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1325.076333][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.076601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.076923][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.077158][ T32] r4:84566c00 ** 1 printk messages dropped ** [ 1325.077228][ T32] r5:84566c00 r4:8291a680 ** 2 printk messages dropped ** [ 1325.077343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 ** 3 printk messages dropped ** [ 1325.077495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1325.077671][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.077855][ T32] r5:85b13f8c r4:85b13c00 [ 1325.077888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.093338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.093660][ T32] r10:00000000 r9:847f6700 r8:80287e08 r7:dfca1e60 r6:847f6800 r5:84566c00 ** 5 printk messages dropped ** [ 1325.093906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.094485][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.094791][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.094956][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.095023][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.095052][ T32] r5:800f0013 r4:80239bb0 [ 1325.095075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.095153][ T32] r4:82ac21e4 [ 1325.095205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.095289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.095340][ T32] r4:dff95dc0 [ 1325.095416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.095470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.095496][ T32] r4:00000000 [ 1325.095517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.095601][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.095648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.095717][ T32] r5:00001000 r4:dfdad000 [ 1325.095764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.095811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095855][ T32] r5:848f3f8c r4:848f3c00 [ 1325.095876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.095961][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.096021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.096076][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.096100][ T32] r4:8484f600 [ 1325.096120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.096167][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.096190][ T32] r4:00000001 [ 1325.096208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.096243][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.096271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.096324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.096423][ T32] r4:848b22c0 [ 1325.096446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.096511][ T32] INFO: task kworker/1:42:3279 blocked for more than 451 seconds. [ 1325.096550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.096577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.096598][ T32] task:kworker/1:42 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.096658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.096745][ T32] Call trace: [ 1325.096778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.096849][ T32] r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84561800 [ 1325.096894][ T32] r4:84561800 [ 1325.096917][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.096961][ T32] r5:84561800 r4:8291a680 [ 1325.097044][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.097094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.097137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1325.097180][ T32] r4:00000000 [ 1325.097224][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.097262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.097299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.097341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c2c0 [ 1325.097364][ T32] r4:00000000 [ 1325.097405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.097454][ T32] r9:83018205 r8:84561800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1325.097476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.097518][ T32] r5:00001000 r4:ec927000 [ 1325.097537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.097577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.097619][ T32] r5:85b13b8c r4:85b13800 [ 1325.097660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.097712][ T32] r7:ddde2d80 r6:83018200 r5:85b13b8c r4:847f6880 [ 1325.097756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.097807][ T32] r10:61c88647 r9:84561800 r8:847f68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.097830][ T32] r4:847f6880 [ 1325.097872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.097930][ T32] r10:00000000 r9:847f6880 r8:80287e08 r7:dfcb9e60 r6:847f6780 r5:84561800 ** 4 printk messages dropped ** [ 1325.107142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.107245][ T32] r4:84880100 [ 1325.107650][ T32] INFO: task kworker/1:42:3279 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.107708][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.107781][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.107832][ T32] Call trace: [ 1325.107866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.107961][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.107997][ T32] r4:00000000 [ 1325.108024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.112299][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.112374][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.112430][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.112483][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.112534][ T32] r5:800f0013 r4:80239bb0 [ 1325.112561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.112615][ T32] r4:82ac21e4 [ 1325.112636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.112680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.112714][ T32] r4:dff95dc0 [ 1325.112746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.112792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.112815][ T32] r4:00000000 [ 1325.112836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.112894][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.112918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.112964][ T32] r5:00001000 r4:dfdad000 [ 1325.112985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.113031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.113075][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1325.113301][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1325.113639][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.114071][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.114522][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1325.114752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c700 [ 1325.114774][ T32] r4:00000000 [ 1325.114794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.114837][ T32] r9:83018205 r8:84566000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.114890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.114979][ T32] r5:00001000 r4:ecabb000 [ 1325.115043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.115116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.115163][ T32] r5:85b14b8c r4:85b14800 [ 1325.115183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.115231][ T32] r7:ddde2d80 r6:83018200 r5:85b14b8c r4:847f6900 [ 1325.115284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.115334][ T32] r10:61c88647 r9:84566000 r8:847f692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.115356][ T32] r4:847f6900 [ 1325.115376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.115425][ T32] r10:00000000 r9:847f6900 r8:80287e08 r7:dfcb9e60 r6:847f6980 r5:84566000 [ 1325.115447][ T32] r4:00000001 [ 1325.115466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.115503][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.115530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.115560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.115613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.115666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.115692][ T32] r4:84880500 [ 1325.116090][ T32] INFO: task kworker/1:43:3282 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.116155][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116218][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116297][ T32] Call trace: [ 1325.116335][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.116419][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.116446][ T32] r4:00000000 [ 1325.116495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.116536][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.116565][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.116595][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.116622][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.116646][ T32] r5:800f0013 r4:80239bb0 [ 1325.116666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.116738][ T32] r4:82ac21e4 [ 1325.116761][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1325.117126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.117598][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1325.117894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.129477][ T32] r5:84548000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.129861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.130475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.130604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.130888][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.131154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.132067][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.132368][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.132875][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1325.133180][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1325.133644][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1325.133850][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1325.134047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.134540][ T32] r4:84548c00 ** 4 printk messages dropped ** [ 1325.134713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce1e08 ** 9 printk messages dropped ** [ 1325.135120][ T32] r5:00001000 r4:eca8f000 ** 2 printk messages dropped ** [ 1325.135235][ T32] r5:85b1478c r4:85b14400 ** 3 printk messages dropped ** [ 1325.135451][ T32] r10:61c88647 r9:84548c00 r8:847f6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.135752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.136412][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.136613][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1325.136915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 8 printk messages dropped ** [ 1325.137681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.155005][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.155551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.155604][ T32] r4:848b22c0 [ 1325.155686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.155717][ T32] INFO: task kworker/1:46:3288 blocked for more than 451 seconds. [ 1325.155753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.155780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.155803][ T32] task:kworker/1:46 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.155914][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.155993][ T32] Call trace: [ 1325.156055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.156111][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:84549800 [ 1325.156136][ T32] r4:84549800 [ 1325.156156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.156202][ T32] r5:84549800 r4:8291a680 [ 1325.156249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.156325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.156399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1325.156425][ T32] r4:00000000 [ 1325.156446][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.156482][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.156519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.156561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c940 [ 1325.156597][ T32] r4:00000000 [ 1325.156621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.156669][ T32] r9:83018205 r8:84549800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.156692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.156761][ T32] r5:00001000 r4:ecb7d000 [ 1325.156811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.156915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.156963][ T32] r5:85b1538c r4:85b15000 [ 1325.156985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.157036][ T32] r7:ddde2d80 r6:83018200 r5:85b1538c r4:847f6b80 [ 1325.157058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.157107][ T32] r10:61c88647 r9:84549800 r8:847f6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.157131][ T32] r4:847f6b80 [ 1325.157151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.157251][ T32] r10:00000000 r9:847f6b80 r8:80287e08 r7:dfcade60 r6:847f6d00 r5:84549800 [ 1325.157337][ T32] r4:00000001 [ 1325.157362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.157400][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1325.157429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.157459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.157489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.157519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.157542][ T32] r4:84880b80 [ 1325.157964][ T32] INFO: task kworker/1:46:3288 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.165266][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.165387][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.165480][ T32] Call trace: [ 1325.165521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.165580][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.165606][ T32] r4:00000000 [ 1325.165627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.165669][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.165731][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.165770][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.165798][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.165850][ T32] r5:800f0013 r4:80239bb0 [ 1325.165901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.165947][ T32] r4:82ac21e4 [ 1325.165970][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.166014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.166043][ T32] r4:dff95dc0 [ 1325.166064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.166138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.166170][ T32] r4:00000000 [ 1325.166214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.166675][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1325.166929][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1325.167292][ T32] INFO: task kworker/1:47:3290 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.167951][ T32] r5:8454a400 r4:8291a680 ** 3 printk messages dropped ** [ 1325.175668][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.175899][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.176229][ T32] r5:85b1578c r4:85b15400 [ 1325.176255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.176309][ T32] r7:ddde2d80 r6:83018200 r5:85b1578c r4:847f6d80 [ 1325.176360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.176413][ T32] r10:61c88647 r9:8454a400 r8:847f6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.176437][ T32] r4:847f6d80 [ 1325.176457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.176560][ T32] r10:00000000 r9:847f6d80 r8:80287e08 r7:dfa69e60 r6:847f6c80 r5:8454a400 [ 1325.176587][ T32] r4:00000001 [ 1325.176635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.176732][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1325.176773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.176807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.176839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.176881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.176910][ T32] r4:84880b80 [ 1325.177320][ T32] INFO: task kworker/1:47:3290 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.177369][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.177494][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.177567][ T32] Call trace: [ 1325.177602][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.177683][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.177712][ T32] r4:00000000 [ 1325.177734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.177801][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.177862][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.184634][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.184707][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.184740][ T32] r5:800f0013 r4:80239bb0 [ 1325.184764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.184835][ T32] r4:82ac21e4 [ 1325.184897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.184947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.184975][ T32] r4:dff95dc0 [ 1325.185028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.185084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.185110][ T32] r4:00000000 [ 1325.185131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.185206][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.185268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.185323][ T32] r5:00001000 r4:dfdad000 [ 1325.185376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.185426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.185471][ T32] r5:848f3f8c r4:848f3c00 [ 1325.185546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.185599][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.185648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.185709][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.185746][ T32] r4:8484f600 [ 1325.185771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.185820][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1325.185994][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1325.186450][ T32] task:kworker/1:48 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.187211][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.187416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ca40 ** 7 printk messages dropped ** [ 1325.187964][ T32] r5:85b15b8c r4:85b15800 ** 1 printk messages dropped ** [ 1325.193453][ T32] r7:ddde2d80 r6:83018200 r5:85b15b8c r4:849cef00 ** 4 printk messages dropped ** [ 1325.193656][ T32] r10:00000000 r9:849cef00 r8:80287e08 r7:dfa79e60 r6:849cef80 r5:8454b000 ** 10 printk messages dropped ** [ 1325.194669][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.195159][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1325.195522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1325.196005][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1325.196259][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1325.196535][ T32] INFO: task kworker/1:49:3295 blocked for more than 451 seconds. [ 1325.196569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.196596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.196618][ T32] task:kworker/1:49 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.196680][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.196750][ T32] Call trace: [ 1325.196787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.196863][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:8454bc00 [ 1325.196967][ T32] r4:8454bc00 [ 1325.196999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.197044][ T32] r5:8454bc00 r4:8291a680 [ 1325.197065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.197103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.197167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1325.197194][ T32] r4:00000000 [ 1325.197214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.197275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.197319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.197391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ce00 [ 1325.197418][ T32] r4:00000000 [ 1325.197482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.197556][ T32] r9:83018205 r8:8454bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1325.197582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.197652][ T32] r5:00001000 r4:ecc5d000 [ 1325.197704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.197776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.197822][ T32] r5:85b1678c r4:85b16400 [ 1325.197845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.197924][ T32] r7:ddde2d80 r6:83018200 r5:85b1678c r4:847f6f80 [ 1325.208741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.208889][ T32] r10:61c88647 r9:8454bc00 r8:847f6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.208940][ T32] r4:847f6f80 [ 1325.209028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.209093][ T32] r10:00000000 r9:847f6f80 r8:80287e08 r7:dfa99e60 r6:847f6e00 r5:8454bc00 [ 1325.209196][ T32] r4:00000001 [ 1325.209223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.209302][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1325.209335][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.209420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.209494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.209534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.209560][ T32] r4:84804c40 [ 1325.209976][ T32] INFO: task kworker/1:49:3295 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1325.210183][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.210672][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1325.210870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 11 printk messages dropped ** [ 1325.211327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.211770][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1325.212069][ T32] INFO: task kworker/1:50:3296 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1325.212415][ T32] r4:8454c800 ** 4 printk messages dropped ** [ 1325.212695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfccde08 ** 7 printk messages dropped ** [ 1325.213107][ T32] r9:83018205 r8:8454c800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1325.213358][ T32] r5:85b15f8c r4:85b15c00 ** 3 printk messages dropped ** [ 1325.213500][ T32] r10:61c88647 r9:8454c800 r8:847f6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.213857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.214648][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1325.214841][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1325.215304][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1325.215779][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1325.216156][ T32] INFO: task kworker/1:51:3299 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.216569][ T32] r5:8454d400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.216784][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.217154][ T32] r5:00001000 r4:ecc23000 [ 1325.217205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.217279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.217378][ T32] r5:85b1638c r4:85b16000 [ 1325.217403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.217488][ T32] r7:ddde2d80 r6:83018200 r5:85b1638c r4:84a47100 [ 1325.217515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.217564][ T32] r10:61c88647 r9:8454d400 r8:84a4712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.217587][ T32] r4:84a47100 [ 1325.217607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.217657][ T32] r10:00000000 r9:84a47100 r8:80287e08 r7:dfab1e60 r6:84a47180 r5:8454d400 [ 1325.217682][ T32] r4:00000001 [ 1325.217702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.217737][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1325.217765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.217794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.217821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.217850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.217874][ T32] r4:84a4a240 [ 1325.237259][ T32] INFO: task kworker/1:51:3299 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.237421][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.237583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.237799][ T32] Call trace: [ 1325.237860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.247228][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.247345][ T32] r4:00000000 [ 1325.247517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.247622][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.247676][ T32] 5d20: a6a50000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.247725][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.247796][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.247843][ T32] r5:800f0013 r4:80239bb0 [ 1325.247879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.248583][ T32] r4:82ac21e4 [ 1325.248650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.248742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.248804][ T32] r4:dff95dc0 [ 1325.248844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.248915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.248954][ T32] r4:00000000 [ 1325.249048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.249133][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.249173][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.249247][ T32] r5:00001000 r4:dfdad000 [ 1325.249301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.249402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.249479][ T32] r5:848f3f8c r4:848f3c00 [ 1325.249537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.249630][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.249672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.249749][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.249789][ T32] r4:8484f600 [ 1325.249824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.249900][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.249939][ T32] r4:00000001 [ 1325.249973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.250042][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.250091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.250162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.250280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.250335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.250374][ T32] r4:848b22c0 [ 1325.250415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.250483][ T32] INFO: task kworker/1:53:3302 blocked for more than 451 seconds. [ 1325.250540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.250582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.250619][ T32] task:kworker/1:53 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.250710][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.250782][ T32] Call trace: [ 1325.250838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.250922][ T32] r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:84528000 [ 1325.250962][ T32] r4:84528000 [ 1325.251492][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.251572][ T32] r5:84528000 r4:8291a680 [ 1325.251609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.251673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.251742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1325.251781][ T32] r4:00000000 [ 1325.251815][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.251872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.251949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.252029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cec0 [ 1325.252069][ T32] r4:00000000 [ 1325.252104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.252175][ T32] r9:83018205 r8:84528000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.252213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.252284][ T32] r5:00001000 r4:eccd3000 [ 1325.252321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.252385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.253263][ T32] r5:85b16b8c r4:85b16800 [ 1325.253336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.253432][ T32] r7:ddde2d80 r6:83018200 r5:85b16b8c r4:84a47080 [ 1325.253477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.253559][ T32] r10:61c88647 r9:84528000 r8:84a470ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.253715][ T32] r10:00000000 r9:84a47080 r8:80287e08 r7:dfc0de60 r6:84a47200 r5:84528000 ** 10 printk messages dropped ** [ 1325.255125][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.255528][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1325.255963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1325.256646][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1325.257332][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.257455][ T32] r4:00000001 [ 1325.257494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.257580][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.257628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.257677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.257721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.257769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.257820][ T32] r4:848b22c0 [ 1325.257859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.257902][ T32] INFO: task kworker/1:54:3303 blocked for more than 451 seconds. [ 1325.282686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.282807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.282855][ T32] task:kworker/1:54 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.282956][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.283076][ T32] Call trace: [ 1325.283194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.283294][ T32] r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:84528c00 [ 1325.283338][ T32] r4:84528c00 [ 1325.283375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.283450][ T32] r5:84528c00 r4:8291a680 [ 1325.283487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.283551][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.283622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.283663][ T32] r4:00000000 [ 1325.283698][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.283774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.283843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.283912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cf40 [ 1325.283964][ T32] r4:00000000 [ 1325.284020][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.284123][ T32] r9:83018205 r8:84528c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.284166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.284237][ T32] r5:00001000 r4:ecd97000 [ 1325.284276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.284345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.284415][ T32] r5:85b16f8c r4:85b16c00 [ 1325.284470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.284572][ T32] r7:ddde2d80 r6:83018200 r5:85b16f8c r4:84a47300 [ 1325.284615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.284720][ T32] r10:61c88647 r9:84528c00 r8:84a4732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.284775][ T32] r4:84a47300 [ 1325.284838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.284919][ T32] r10:00000000 r9:84a47300 r8:80287e08 r7:dfc0de60 r6:84a47480 r5:84528c00 [ 1325.284959][ T32] r4:00000001 [ 1325.284993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1325.285254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.286480][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1325.287064][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.287319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1325.288824][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.289301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.289861][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.290499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 ** 9 printk messages dropped ** [ 1325.291435][ T32] r5:00001000 r4:ecdb3000 ** 2 printk messages dropped ** [ 1325.291604][ T32] r5:85b1738c r4:85b17000 ** 3 printk messages dropped ** [ 1325.291921][ T32] r10:61c88647 r9:84529800 r8:84a473ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.292687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.293886][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 9 printk messages dropped ** [ 1325.294611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.295342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.296082][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1325.296413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.297271][ T32] r5:84406000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.297645][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.315489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.315863][ T32] r4:84aecf80 [ 1325.315897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.315972][ T32] r10:00000000 r9:84aecf80 r8:80287e08 r7:dff19e60 r6:848c5f00 r5:84406000 [ 1325.316039][ T32] r4:00000001 [ 1325.316080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.316144][ T32] Exception stack(0xdff31fb0 to 0xdff31ff8) [ 1325.316194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.316242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.316291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.316354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.316397][ T32] r4:84ab0b40 [ 1325.316951][ T32] INFO: task kworker/1:124:3653 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.317025][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.317149][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.317230][ T32] Call trace: [ 1325.317319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.317429][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.317475][ T32] r4:00000000 [ 1325.317511][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.317601][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.317657][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.317706][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.317750][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.317792][ T32] r5:800f0013 r4:80239bb0 [ 1325.317841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.317961][ T32] r4:82ac21e4 [ 1325.324413][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.324506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.324535][ T32] r4:dff95dc0 [ 1325.324557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.324602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.324626][ T32] r4:00000000 [ 1325.324646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.324714][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.324751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.324800][ T32] r5:00001000 r4:dfdad000 [ 1325.324821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.324861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.324925][ T32] r5:848f3f8c r4:848f3c00 [ 1325.324971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.325029][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.325072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.325123][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.325148][ T32] r4:8484f600 [ 1325.325168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.325362][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.325832][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.326467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.327132][ T32] r9:83018205 r8:84402400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1325.327507][ T32] r5:84bfa78c r4:84bfa400 ** 3 printk messages dropped ** [ 1325.327833][ T32] r10:61c88647 r9:84402400 r8:8484d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.335430][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.336743][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1325.337416][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.337804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1325.344206][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.345110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.345891][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.346771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff71e08 ** 12 printk messages dropped ** [ 1325.347349][ T32] r5:848fc78c r4:848fc400 [ 1325.347370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.347686][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 9 printk messages dropped ** [ 1325.358626][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.359226][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.359279][ T32] r5:800f0013 r4:80239bb0 [ 1325.359305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.359372][ T32] r4:82ac21e4 [ 1325.359408][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.359477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.359504][ T32] r4:dff95dc0 [ 1325.359527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.359595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.359649][ T32] r4:00000000 [ 1325.359673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.359722][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.359854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.359929][ T32] r5:00001000 r4:dfdad000 [ 1325.359953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.360046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.360159][ T32] r5:848f3f8c r4:848f3c00 [ 1325.360199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.360251][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.360274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.360323][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.360356][ T32] r4:8484f600 [ 1325.360401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.360473][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.360522][ T32] r4:00000001 [ 1325.360545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.360627][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.360658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.360689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.360717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.360747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.360798][ T32] r4:848b22c0 [ 1325.360958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.361003][ T32] INFO: task kworker/0:154:3670 blocked for more than 451 seconds. [ 1325.361043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.361080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.361135][ T32] task:kworker/0:154 state:D stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.361227][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.361277][ T32] Call trace: [ 1325.361344][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.361430][ T32] r10:8291a684 r9:dffadd84 r8:00000002 r7:60000113 r6:dffadd8c r5:84996000 [ 1325.361493][ T32] r4:84996000 [ 1325.361540][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.361630][ T32] r5:84996000 r4:8291a680 [ 1325.361692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.361777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.361864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffade08 [ 1325.361978][ T32] r4:00000000 [ 1325.362050][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.362151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.362246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.362339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1325.362389][ T32] r4:00000000 [ 1325.362434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.362521][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.362590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.362690][ T32] r5:00001000 r4:dfdc7000 [ 1325.362736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.362822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.362928][ T32] r5:848fc38c r4:848fc000 [ 1325.362979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.363086][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1325.363136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.363252][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.363386][ T32] r4:8484f680 [ 1325.363472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.363573][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1325.363638][ T32] r4:00000001 [ 1325.363694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.363770][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1325.363834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.363929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.364033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.364107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.364173][ T32] r4:848b22c0 [ 1325.364872][ T32] INFO: task kworker/0:154:3670 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.364951][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.365087][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.365187][ T32] Call trace: [ 1325.365300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.365419][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.365472][ T32] r4:00000000 [ 1325.365542][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.365631][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.365690][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.365752][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.365823][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.365881][ T32] r5:800f0013 r4:80239bb0 [ 1325.365923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.366006][ T32] r4:82ac21e4 [ 1325.366079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.366192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.366244][ T32] r4:dff95dc0 [ 1325.366334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.366529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.366594][ T32] r4:00000000 [ 1325.366639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.366725][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.366784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.366881][ T32] r5:00001000 r4:dfdad000 [ 1325.366925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.367056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.367145][ T32] r5:848f3f8c r4:848f3c00 [ 1325.367187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.367426][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.387649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.388648][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.389331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.389937][ T32] r9:83018005 r8:84996c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1325.390416][ T32] r5:848fcb8c r4:848fc800 ** 3 printk messages dropped ** [ 1325.390679][ T32] r10:61c88647 r9:84996c00 r8:8484f7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.391304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.392493][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.393160][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1325.393856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1325.394825][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.395548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.396231][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.396868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.397655][ T32] r9:83018005 r8:84991800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1325.412114][ T32] r5:848fcf8c r4:848fcc00 ** 3 printk messages dropped ** [ 1325.412483][ T32] r10:61c88647 r9:84991800 r8:8484f92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.412949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.414006][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.414634][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 11 printk messages dropped ** [ 1325.415547][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1325.416841][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1325.417659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.431824][ T32] r5:84990000 r4:8291a680 ** 3 printk messages dropped ** [ 1325.432078][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.432306][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.432581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.432626][ T32] r5:848fdb8c r4:848fd800 [ 1325.432669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.432721][ T32] r7:dddced80 r6:83018000 r5:848fdb8c r4:8484f980 [ 1325.432742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.432813][ T32] r10:61c88647 r9:84990000 r8:8484f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.432839][ T32] r4:8484f980 [ 1325.432860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.432907][ T32] r10:00000000 r9:8484f980 r8:80287e08 r7:dffc9e60 r6:8484fa80 r5:84990000 [ 1325.432930][ T32] r4:00000001 [ 1325.432951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.433027][ T32] Exception stack(0xdffd1fb0 to 0xdffd1ff8) [ 1325.433082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.433136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.433168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.433219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.433267][ T32] r4:848b2900 [ 1325.433651][ T32] INFO: task kworker/0:157:3676 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.433687][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.433773][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.433880][ T32] Call trace: [ 1325.433960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.434043][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.434092][ T32] r4:00000000 [ 1325.434191][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.434238][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.434275][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.434327][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.434378][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.434408][ T32] r5:800f0013 r4:80239bb0 [ 1325.434430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.434471][ T32] r4:82ac21e4 [ 1325.434492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.434536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.434558][ T32] r4:dff95dc0 [ 1325.434577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.434652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.434678][ T32] r4:00000000 [ 1325.434719][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.434768][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.434790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.434853][ T32] r5:00001000 r4:dfdad000 [ 1325.434877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.434918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.435003][ T32] r5:848f3f8c r4:848f3c00 [ 1325.435034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.435105][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.435131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.435209][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.435236][ T32] r4:8484f600 [ 1325.435282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.435342][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.435377][ T32] r4:00000001 [ 1325.435402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.435459][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.435511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.435564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.435596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.435626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.435649][ T32] r4:848b22c0 [ 1325.435670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.435698][ T32] INFO: task kworker/0:158:3679 blocked for more than 451 seconds. [ 1325.435733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.435783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1325.435912][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.436368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.436413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe5e08 [ 1325.436437][ T32] r4:00000000 [ 1325.436457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.436512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.436572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.436618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2a80 [ 1325.436643][ T32] r4:00000000 [ 1325.436663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.436722][ T32] r9:83018005 r8:84afa400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.436747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.436791][ T32] r5:00001000 r4:dff3d000 [ 1325.436842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.436907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.436954][ T32] r5:848fd38c r4:848fd000 [ 1325.436996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.437051][ T32] r7:dddced80 r6:83018000 r5:848fd38c r4:8484fb00 [ 1325.437122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.437199][ T32] r10:61c88647 r9:84afa400 r8:8484fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.437254][ T32] r4:8484fb00 [ 1325.437276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.437324][ T32] r10:00000000 r9:8484fb00 r8:80287e08 r7:dffd1e60 r6:8484fc00 r5:84afa400 [ 1325.437368][ T32] r4:00000001 [ 1325.437442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.437523][ T32] Exception stack(0xdffe5fb0 to 0xdffe5ff8) [ 1325.437554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.437584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.437676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.437730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.437779][ T32] r4:848b29c0 [ 1325.447249][ T32] INFO: task kworker/0:158:3679 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.447331][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.447408][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.447491][ T32] Call trace: [ 1325.447593][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.447654][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.447700][ T32] r4:00000000 [ 1325.447754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.447800][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.447830][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.447907][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.448372][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.448410][ T32] r5:800f0013 r4:80239bb0 [ 1325.448435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.448487][ T32] r4:82ac21e4 [ 1325.448508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.448562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.448607][ T32] r4:dff95dc0 [ 1325.448658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.448706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.448730][ T32] r4:00000000 [ 1325.448768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.448819][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.448866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.448957][ T32] r5:00001000 r4:dfdad000 [ 1325.448981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.449188][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1325.449526][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1325.449700][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1325.449862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.450087][ T32] INFO: task kworker/0:159:3680 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1325.450274][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.450576][ T32] r4:84a86000 ** 1 printk messages dropped ** [ 1325.450670][ T32] r5:84a86000 r4:8291a680 ** 2 printk messages dropped ** [ 1325.450823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe9e08 ** 3 printk messages dropped ** [ 1325.451029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.451208][ T32] r9:83018005 r8:84a86000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1325.451379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.451426][ T32] r5:848fd78c r4:848fd400 [ 1325.451470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.451522][ T32] r7:dddced80 r6:83018000 r5:848fd78c r4:8484fa00 [ 1325.451556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.451606][ T32] r10:61c88647 r9:84a86000 r8:8484fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.451651][ T32] r4:8484fa00 [ 1325.451716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.451767][ T32] r10:00000000 r9:8484fa00 r8:80287e08 r7:dffd1e60 r6:8484fb80 r5:84a86000 [ 1325.451792][ T32] r4:00000001 [ 1325.451812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.451847][ T32] Exception stack(0xdffe9fb0 to 0xdffe9ff8) [ 1325.451915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.451954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.451982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.452021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.452046][ T32] r4:848b2bc0 [ 1325.452422][ T32] INFO: task kworker/0:159:3680 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.452468][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.452530][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452654][ T32] Call trace: [ 1325.452715][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.452770][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.452795][ T32] r4:00000000 [ 1325.452816][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.452856][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.452886][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.452916][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.452943][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.452990][ T32] r5:800f0013 r4:80239bb0 [ 1325.453024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.453066][ T32] r4:82ac21e4 [ 1325.453100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.453146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.453192][ T32] r4:dff95dc0 [ 1325.453214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.453260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.453283][ T32] r4:00000000 [ 1325.453303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.453350][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.453379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.453421][ T32] r5:00001000 r4:dfdad000 [ 1325.453442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.453509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.453556][ T32] r5:848f3f8c r4:848f3c00 [ 1325.453594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.453666][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.453717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.453769][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.453802][ T32] r4:8484f600 [ 1325.453826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.453875][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.453898][ T32] r4:00000001 [ 1325.453918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.453963][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.453994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.454033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.454072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.454177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.454287][ T32] r4:848b22c0 [ 1325.454317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.454346][ T32] INFO: task kworker/0:160:3682 blocked for more than 451 seconds. [ 1325.454379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.454417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.454465][ T32] task:kworker/0:160 state:D stack:0 pid:3682 tgid:3682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.454550][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.454597][ T32] Call trace: [ 1325.454643][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.454694][ T32] r10:8291a684 r9:dffedd84 r8:00000002 r7:60000113 r6:dffedd8c r5:85040000 [ 1325.454718][ T32] r4:85040000 [ 1325.454760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.454850][ T32] r5:85040000 r4:8291a680 [ 1325.454875][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.454941][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.455017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffede08 [ 1325.455043][ T32] r4:00000000 [ 1325.455064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.455099][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.455155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.455210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aae000 [ 1325.455234][ T32] r4:00000000 [ 1325.455254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.455303][ T32] r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1325.455325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.455392][ T32] r5:00001000 r4:dffa5000 [ 1325.455417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.455459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.455501][ T32] r5:848fe38c r4:848fe000 [ 1325.455536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.455606][ T32] r7:dddced80 r6:83018000 r5:848fe38c r4:8484fc80 [ 1325.455683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.455762][ T32] r10:61c88647 r9:85040000 r8:8484fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.455811][ T32] r4:8484fc80 [ 1325.455872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.455938][ T32] r10:00000000 r9:8484fc80 r8:80287e08 r7:dffd1e60 r6:8484fd80 r5:85040000 [ 1325.455962][ T32] r4:00000001 [ 1325.456004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.456049][ T32] Exception stack(0xdffedfb0 to 0xdffedff8) [ 1325.456118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.456151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.456178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.456230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.456256][ T32] r4:848b2d80 [ 1325.456512][ T32] INFO: task kworker/0:160:3682 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.456550][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.456643][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.456691][ T32] Call trace: [ 1325.456746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.456824][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.456856][ T32] r4:00000000 [ 1325.456877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.456917][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.456945][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.456998][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.457033][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.457059][ T32] r5:800f0013 r4:80239bb0 [ 1325.457091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.457135][ T32] r4:82ac21e4 [ 1325.457165][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.457231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.457281][ T32] r4:dff95dc0 [ 1325.457305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.457369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.457416][ T32] r4:00000000 [ 1325.457439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.457506][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.457531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.457587][ T32] r5:00001000 r4:dfdad000 [ 1325.457610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.457653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.457695][ T32] r5:848f3f8c r4:848f3c00 [ 1325.457739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.457821][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.457847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.476997][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.477100][ T32] r4:8484f600 [ 1325.477130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.477201][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.477226][ T32] r4:00000001 [ 1325.477260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.477324][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.477380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.477414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.477549][ T32] r4:848b22c0 [ 1325.477573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.477614][ T32] INFO: task kworker/0:161:3684 blocked for more than 451 seconds. [ 1325.477650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.477676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.477699][ T32] task:kworker/0:161 state:D stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.477781][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.477832][ T32] Call trace: [ 1325.477903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.478040][ T32] r10:8291a684 r9:e0001d84 r8:00000002 r7:60000113 r6:e0001d8c r5:85040c00 [ 1325.483323][ T32] r4:85040c00 [ 1325.483382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.483495][ T32] r5:85040c00 r4:8291a680 [ 1325.483544][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.483632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.483725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0001e08 [ 1325.483775][ T32] r4:00000000 [ 1325.483812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.483853][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.483895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.483938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2f00 [ 1325.483961][ T32] r4:00000000 [ 1325.483981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.484045][ T32] r9:83018005 r8:85040c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1325.484072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.484119][ T32] r5:00001000 r4:dff8b000 [ 1325.484140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.484204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.484273][ T32] r5:848fdf8c r4:848fdc00 [ 1325.484319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.484372][ T32] r7:dddced80 r6:83018000 r5:848fdf8c r4:8484fe00 [ 1325.484418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.484472][ T32] r10:61c88647 r9:85040c00 r8:8484fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.484496][ T32] r4:8484fe00 [ 1325.484582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.484696][ T32] r10:00000000 r9:8484fe00 r8:80287e08 r7:dffede60 r6:8484ff00 r5:85040c00 [ 1325.484781][ T32] r4:00000001 [ 1325.484830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.484903][ T32] Exception stack(0xe0001fb0 to 0xe0001ff8) [ 1325.484973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.485041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.485101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.485162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.485222][ T32] r4:84aae0c0 [ 1325.485866][ T32] INFO: task kworker/0:161:3684 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.485942][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.486078][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.486212][ T32] Call trace: [ 1325.486296][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.486385][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.486413][ T32] r4:00000000 [ 1325.486454][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.486498][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.486549][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.486584][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.486633][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.486661][ T32] r5:800f0013 r4:80239bb0 [ 1325.486682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.486744][ T32] r4:82ac21e4 [ 1325.486769][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.486813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.486836][ T32] r4:dff95dc0 [ 1325.486857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.486900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.486922][ T32] r4:00000000 [ 1325.486963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.487086][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.487133][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.487193][ T32] r5:00001000 r4:dfdad000 [ 1325.487238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.487287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.487363][ T32] r5:848f3f8c r4:848f3c00 [ 1325.487407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.487459][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.487483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.487552][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.487600][ T32] r4:8484f600 [ 1325.487623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.487672][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.487718][ T32] r4:00000001 [ 1325.487741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.487800][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.487850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.488051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.496306][ T32] r4:848b22c0 [ 1325.496335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.496368][ T32] INFO: task kworker/0:162:3685 blocked for more than 451 seconds. [ 1325.496404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.496430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.496454][ T32] task:kworker/0:162 state:D stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.496647][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.496723][ T32] Call trace: [ 1325.496790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.496884][ T32] r10:8291a684 r9:e0005d84 r8:00000002 r7:60000013 r6:e0005d8c r5:85041800 [ 1325.496911][ T32] r4:85041800 [ 1325.496933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.496998][ T32] r5:85041800 r4:8291a680 [ 1325.497027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.497069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.497112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0005e08 ** 3 printk messages dropped ** [ 1325.497252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.497845][ T32] r5:848fe78c r4:848fe400 [ 1325.497879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.505968][ T32] r10:61c88647 r9:85041800 r8:8484fd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.506485][ T32] r4:84aae0c0 ** 3 printk messages dropped ** [ 1325.507164][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.507467][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 9 printk messages dropped ** [ 1325.513117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.513375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.514069][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.514465][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.514515][ T32] r4:00000001 [ 1325.514542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.514616][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.514687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.514745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.514855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.514968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.515035][ T32] r4:848b22c0 [ 1325.515185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.515291][ T32] INFO: task kworker/0:163:3688 blocked for more than 452 seconds. [ 1325.515378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.515475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.515830][ T32] task:kworker/0:163 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.516048][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.516171][ T32] Call trace: [ 1325.516247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.516375][ T32] r10:8291a684 r9:e0021d84 r8:00000002 r7:60000013 r6:e0021d8c r5:85042400 [ 1325.516405][ T32] r4:85042400 [ 1325.516426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.516499][ T32] r5:85042400 r4:8291a680 [ 1325.516531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.516573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.516616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0021e08 [ 1325.516660][ T32] r4:00000000 [ 1325.516703][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.516742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.516801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.516848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aae700 [ 1325.516890][ T32] r4:00000000 [ 1325.516914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.516983][ T32] r9:83018005 r8:85042400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 ** 1 printk messages dropped ** [ 1325.517061][ T32] r5:00001000 r4:df8e5000 ** 2 printk messages dropped ** [ 1325.517212][ T32] r5:848ff38c r4:848ff000 [ 1325.517262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.517315][ T32] r7:dddced80 r6:83018000 r5:848ff38c r4:8484f000 [ 1325.517337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.517385][ T32] r10:61c88647 r9:85042400 r8:8484f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.517411][ T32] r4:8484f000 [ 1325.517441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.517493][ T32] r10:00000000 r9:8484f000 r8:80287e08 r7:e0005e60 r6:84843f00 r5:85042400 [ 1325.517538][ T32] r4:00000001 [ 1325.517562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.517600][ T32] Exception stack(0xe0021fb0 to 0xe0021ff8) [ 1325.517628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.517663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.517714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.517749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.517829][ T32] r4:84aae200 [ 1325.525565][ T32] INFO: task kworker/0:163:3688 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.525680][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.525787][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.526021][ T32] Call trace: [ 1325.526267][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.526527][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.526596][ T32] r4:00000000 [ 1325.526643][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.526730][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.526793][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.526858][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.527532][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.527608][ T32] r5:800f0013 r4:80239bb0 [ 1325.527746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.527856][ T32] r4:82ac21e4 [ 1325.527977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.535017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.535059][ T32] r4:dff95dc0 [ 1325.535109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.535200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.535261][ T32] r4:00000000 [ 1325.535285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.535378][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.535420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.535483][ T32] r5:00001000 r4:dfdad000 [ 1325.535541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.535587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.535666][ T32] r5:848f3f8c r4:848f3c00 [ 1325.535691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.535774][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 1 printk messages dropped ** [ 1325.535917][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.536081][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1325.536196][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1325.536420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1325.536598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1325.536787][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.536994][ T32] r4:85043000 ** 1 printk messages dropped ** [ 1325.537103][ T32] r5:85043000 r4:8291a680 ** 2 printk messages dropped ** [ 1325.537216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff7de08 ** 2 printk messages dropped ** [ 1325.537342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.545896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.545982][ T32] r5:848feb8c r4:848fe800 ** 3 printk messages dropped ** [ 1325.546201][ T32] r10:61c88647 r9:85043000 r8:84843fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.546566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.546633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.546659][ T32] r4:84aae480 [ 1325.547101][ T32] INFO: task kworker/0:164:3689 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.547140][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547246][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.547334][ T32] Call trace: [ 1325.547402][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.547458][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.547483][ T32] r4:00000000 [ 1325.547504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.547545][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.547574][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.547635][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.547665][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.547690][ T32] r5:800f0013 r4:80239bb0 [ 1325.547712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.547752][ T32] r4:82ac21e4 [ 1325.547813][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.547859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.547883][ T32] r4:dff95dc0 [ 1325.547954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.553660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.553703][ T32] r4:00000000 [ 1325.553727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.553789][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.553812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.553859][ T32] r5:00001000 r4:dfdad000 [ 1325.553879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.553957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.554042][ T32] r5:848f3f8c r4:848f3c00 [ 1325.554096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.554189][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.554214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.554427][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1325.554753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1325.555477][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.556022][ T32] r5:00001000 r4:dffdf000 [ 1325.556076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.556149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.556237][ T32] r5:848fef8c r4:848fec00 [ 1325.556296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.556389][ T32] r7:dddced80 r6:83018000 r5:848fef8c r4:84ab3080 [ 1325.556447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.556500][ T32] r10:61c88647 r9:85043c00 r8:84ab30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.556523][ T32] r4:84ab3080 [ 1325.556581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.556658][ T32] r10:00000000 r9:84ab3080 r8:80287e08 r7:e0021e60 r6:84ab3000 r5:85043c00 [ 1325.556720][ T32] r4:00000001 [ 1325.556756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.556832][ T32] Exception stack(0xe0025fb0 to 0xe0025ff8) [ 1325.556864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.556895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.556923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.556952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.557006][ T32] r4:84aae600 [ 1325.557405][ T32] INFO: task kworker/0:165:3691 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 4 printk messages dropped ** [ 1325.557776][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 6 printk messages dropped ** [ 1325.557997][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.568534][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1325.568789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.569253][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.569635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.570041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.571181][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.571772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.571829][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.571908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aaeac0 [ 1325.571936][ T32] r4:00000000 [ 1325.571977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.572049][ T32] r9:83018005 r8:85045400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1325.572114][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.572162][ T32] r5:00001000 r4:dfab5000 [ 1325.572218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.572262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.572341][ T32] r5:848ffb8c r4:848ff800 [ 1325.572366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.572414][ T32] r7:dddced80 r6:83018000 r5:848ffb8c r4:84ab3100 [ 1325.572474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.572543][ T32] r10:61c88647 r9:85045400 r8:84ab312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.572586][ T32] r4:84ab3100 [ 1325.572621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.572669][ T32] r10:00000000 r9:84ab3100 r8:80287e08 r7:e0021e60 r6:84ab3280 r5:85045400 [ 1325.572728][ T32] r4:00000001 [ 1325.572763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.572832][ T32] Exception stack(0xe0055fb0 to 0xe0055ff8) [ 1325.572898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.572931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.572975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.573009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.573041][ T32] r4:84aae6c0 [ 1325.573493][ T32] INFO: task kworker/0:166:3694 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.573602][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.573811][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.573876][ T32] Call trace: [ 1325.573948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.574070][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.574134][ T32] r4:00000000 [ 1325.574195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.574242][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.574317][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.574386][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.574456][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.574485][ T32] r5:800f0013 r4:80239bb0 [ 1325.574510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.574552][ T32] r4:82ac21e4 [ 1325.574585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.574631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.574687][ T32] r4:dff95dc0 [ 1325.574725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.574802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.574843][ T32] r4:00000000 [ 1325.574866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.574915][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1325.575024][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1325.575304][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1325.575575][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.576029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.576334][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.576665][ T32] r5:85046c00 r4:8291a680 ** 2 printk messages dropped ** [ 1325.576807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0059e08 ** 5 printk messages dropped ** [ 1325.577124][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.577372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.577416][ T32] r5:848ff78c r4:848ff400 [ 1325.577436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.577482][ T32] r7:dddced80 r6:83018000 r5:848ff78c r4:84ab3180 [ 1325.577539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.577591][ T32] r10:61c88647 r9:85046c00 r8:84ab31ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.577650][ T32] r4:84ab3180 [ 1325.577673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.577751][ T32] r10:00000000 r9:84ab3180 r8:80287e08 r7:e0055e60 r6:84ab3380 r5:85046c00 [ 1325.577777][ T32] r4:00000001 [ 1325.577797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.577835][ T32] Exception stack(0xe0059fb0 to 0xe0059ff8) [ 1325.577897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.577992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.594089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.594180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.594210][ T32] r4:84aae880 [ 1325.594597][ T32] INFO: task kworker/0:167:3696 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.594633][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.594742][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.594837][ T32] Call trace: [ 1325.594872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.594932][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.594958][ T32] r4:00000000 [ 1325.594979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.595028][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.595060][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.595108][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.595192][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.595239][ T32] r5:800f0013 r4:80239bb0 [ 1325.595277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.595330][ T32] r4:82ac21e4 [ 1325.595352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.595423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.595451][ T32] r4:dff95dc0 [ 1325.595494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.595563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.595595][ T32] r4:00000000 [ 1325.595616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.595664][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.595717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.595822][ T32] r5:00001000 r4:dfdad000 [ 1325.595861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.595905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.595949][ T32] r5:848f3f8c r4:848f3c00 [ 1325.595972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.596050][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.596085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.596175][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.596214][ T32] r4:8484f600 [ 1325.596238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.596317][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.596353][ T32] r4:00000001 [ 1325.596417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.596457][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.596502][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.596557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.596615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.596683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.596715][ T32] r4:848b22c0 [ 1325.596738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.596776][ T32] INFO: task kworker/0:168:3698 blocked for more than 452 seconds. [ 1325.596812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.596837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.596859][ T32] task:kworker/0:168 state:D stack:0 pid:3698 tgid:3698 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.597199][ T32] r5:84401800 r4:8291a680 ** 3 printk messages dropped ** [ 1325.597362][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.597494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aaec00 ** 7 printk messages dropped ** [ 1325.597817][ T32] r5:848fff8c r4:848ffc00 [ 1325.597844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.606852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1325.607216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.607256][ T32] Exception stack(0xe005dfb0 to 0xe005dff8) [ 1325.607287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.607332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.607384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.607438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.607484][ T32] r4:84aaea80 [ 1325.607890][ T32] INFO: task kworker/0:168:3698 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.608231][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.608315][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.608370][ T32] Call trace: [ 1325.608404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.608459][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.608500][ T32] r4:00000000 [ 1325.608597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.608648][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.608679][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.608734][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.608788][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.608837][ T32] r5:800f0013 r4:80239bb0 [ 1325.608864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.608930][ T32] r4:82ac21e4 [ 1325.608981][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.609069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.609097][ T32] r4:dff95dc0 [ 1325.609118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.609162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.609185][ T32] r4:00000000 [ 1325.609204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.609275][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.609319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.609369][ T32] r5:00001000 r4:dfdad000 [ 1325.609391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.609432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.609476][ T32] r5:848f3f8c r4:848f3c00 [ 1325.609497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.609566][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.609592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.609662][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.609689][ T32] r4:8484f600 [ 1325.609710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.609758][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.609801][ T32] r4:00000001 [ 1325.609845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.609904][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.609934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.609969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.610026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.610099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.610171][ T32] r4:848b22c0 [ 1325.610207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.610259][ T32] INFO: task kworker/0:169:3700 blocked for more than 452 seconds. [ 1325.610330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.610380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.610405][ T32] task:kworker/0:169 state:D stack:0 pid:3700 tgid:3700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.610499][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.610569][ T32] Call trace: [ 1325.610616][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.610666][ T32] r10:8291a684 r9:e00a5d84 r8:00000002 r7:60000113 r6:e00a5d8c r5:85030000 [ 1325.610711][ T32] r4:85030000 [ 1325.610735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.610781][ T32] r5:85030000 r4:8291a680 [ 1325.610801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.610840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.610883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a5e08 [ 1325.610928][ T32] r4:00000000 [ 1325.610952][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.611016][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.611056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1325.611132][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.611349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.611439][ T32] r5:84bcc38c r4:84bcc000 ** 3 printk messages dropped ** [ 1325.611590][ T32] r10:61c88647 r9:85030000 r8:84ab34ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1325.611795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1325.612550][ T32] INFO: task kworker/0:169:3700 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 7 printk messages dropped ** [ 1325.613069][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 3 printk messages dropped ** [ 1325.613223][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.613551][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1325.614051][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1325.614707][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1325.615163][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.615238][ T32] r4:00000001 [ 1325.615289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.615425][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.615464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.615495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.615523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.615553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.615598][ T32] r4:848b22c0 [ 1325.615625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.615697][ T32] INFO: task kworker/0:170:3702 blocked for more than 452 seconds. [ 1325.615735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.615788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.615860][ T32] task:kworker/0:170 state:D stack:0 pid:3702 tgid:3702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.615941][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.616038][ T32] Call trace: [ 1325.616098][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.616151][ T32] r10:8291a684 r9:e00a9d84 r8:00000002 r7:60000113 r6:e00a9d8c r5:85030c00 [ 1325.616176][ T32] r4:85030c00 [ 1325.616218][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.616295][ T32] r5:85030c00 r4:8291a680 [ 1325.616342][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.616427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.616520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a9e08 [ 1325.616553][ T32] r4:00000000 [ 1325.616575][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.616611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.616647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.616688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aaee80 [ 1325.616711][ T32] r4:00000000 [ 1325.616731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.616776][ T32] r9:83018005 r8:85030c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.616798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.616841][ T32] r5:00001000 r4:dfb49000 [ 1325.616861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.616900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.616944][ T32] r5:84bcc78c r4:84bcc400 [ 1325.616964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.617038][ T32] r7:dddced80 r6:83018000 r5:84bcc78c r4:84ab3400 [ 1325.617085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.617138][ T32] r10:61c88647 r9:85030c00 r8:84ab342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.617161][ T32] r4:84ab3400 [ 1325.617181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.617249][ T32] r10:00000000 r9:84ab3400 r8:80287e08 r7:e00a5e60 r6:8484d200 r5:85030c00 [ 1325.617283][ T32] r4:00000001 [ 1325.617326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.617368][ T32] Exception stack(0xe00a9fb0 to 0xe00a9ff8) ** 1 printk messages dropped ** [ 1325.617426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.632998][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1325.633486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1325.634166][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.634872][ T32] r5:85032400 r4:8291a680 ** 7 printk messages dropped ** [ 1325.635198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c4000 ** 10 printk messages dropped ** [ 1325.635631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1325.637122][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1325.637650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1325.650359][ T32] r4:8484f600 ** 7 printk messages dropped ** [ 1325.650637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.651184][ T32] r10:8291a684 r9:e0159d84 r8:00000002 r7:60000013 r6:e0159d8c r5:85033000 [ 1325.651211][ T32] r4:85033000 [ 1325.651232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.651278][ T32] r5:85033000 r4:8291a680 [ 1325.651321][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.651388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.651439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0159e08 [ 1325.651464][ T32] r4:00000000 [ 1325.651486][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.651522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.651560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.651640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484e5c0 [ 1325.651688][ T32] r4:00000000 [ 1325.651734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.651786][ T32] r9:83018005 r8:85033000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1325.651811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.651909][ T32] r5:00001000 r4:dfb75000 [ 1325.651956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.652026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.652096][ T32] r5:84bccb8c r4:84bcc800 [ 1325.652123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.652194][ T32] r7:dddced80 r6:83018000 r5:84bccb8c r4:84ab3600 [ 1325.652220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.652271][ T32] r10:61c88647 r9:85033000 r8:84ab362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.652297][ T32] r4:84ab3600 [ 1325.652319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.652386][ T32] r10:00000000 r9:84ab3600 r8:80287e08 r7:e0151e60 r6:8484d300 r5:85033000 [ 1325.652434][ T32] r4:00000001 [ 1325.652458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.652540][ T32] Exception stack(0xe0159fb0 to 0xe0159ff8) [ 1325.652574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.652607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.652640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.652694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.652732][ T32] r4:84aaee40 [ 1325.653139][ T32] INFO: task kworker/0:172:3705 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.653176][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.653284][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.653359][ T32] Call trace: [ 1325.653421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.653519][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.653571][ T32] r4:00000000 [ 1325.653596][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.653639][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.653715][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.653770][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.653806][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.653847][ T32] r5:800f0013 r4:80239bb0 [ 1325.653873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.653926][ T32] r4:82ac21e4 [ 1325.653951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.654020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 2 printk messages dropped ** [ 1325.654172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 6 printk messages dropped ** [ 1325.654491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.654732][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1325.654801][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1325.654926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.654957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.654998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.655036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.655080][ T32] r4:848b22c0 [ 1325.655105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.655133][ T32] INFO: task kworker/0:173:3707 blocked for more than 452 seconds. [ 1325.655183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.655211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.655233][ T32] task:kworker/0:173 state:D stack:0 pid:3707 tgid:3707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.655279][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.655351][ T32] Call trace: [ 1325.655435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.655486][ T32] r10:8291a684 r9:e0035d84 r8:00000002 r7:60000113 r6:e0035d8c r5:85046000 [ 1325.655509][ T32] r4:85046000 [ 1325.655530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.655594][ T32] r5:85046000 r4:8291a680 [ 1325.655618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.655658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.655701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0035e08 [ 1325.655725][ T32] r4:00000000 [ 1325.655754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.655793][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.655849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.655917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab0b40 [ 1325.655965][ T32] r4:00000000 [ 1325.656019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.656076][ T32] r9:83018005 r8:85046000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1325.656122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.656201][ T32] r5:00001000 r4:dfba9000 [ 1325.656224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.656265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.656316][ T32] r5:84bccf8c r4:84bccc00 [ 1325.656337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.656384][ T32] r7:dddced80 r6:83018000 r5:84bccf8c r4:84ab3300 [ 1325.656405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.656452][ T32] r10:61c88647 r9:85046000 r8:84ab332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.656487][ T32] r4:84ab3300 [ 1325.656516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.656585][ T32] r10:00000000 r9:84ab3300 r8:80287e08 r7:e0151e60 r6:84ab3680 r5:85046000 [ 1325.656612][ T32] r4:00000001 [ 1325.656653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.656692][ T32] Exception stack(0xe0035fb0 to 0xe0035ff8) [ 1325.656720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.656750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.656811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.656865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.656891][ T32] r4:84aaefc0 [ 1325.657125][ T32] INFO: task kworker/0:173:3707 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.657159][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.657267][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.657314][ T32] Call trace: [ 1325.657372][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.657425][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.657462][ T32] r4:00000000 [ 1325.657505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.657575][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.657689][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.657774][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.657839][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.657914][ T32] r5:800f0013 r4:80239bb0 [ 1325.675052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.675160][ T32] r4:82ac21e4 [ 1325.675186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.675235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.675284][ T32] r4:dff95dc0 [ 1325.675329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.675390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.675425][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.675523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.675981][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.676357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1325.676461][ T32] INFO: task kworker/0:174:3710 blocked for more than 452 seconds. [ 1325.676495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.676522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.676566][ T32] task:kworker/0:174 state:D stack:0 pid:3710 tgid:3710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.676672][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.676728][ T32] Call trace: [ 1325.676763][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.676817][ T32] r10:8291a684 r9:e01a9d84 r8:00000002 r7:60000113 r6:e01a9d8c r5:85044800 [ 1325.676841][ T32] r4:85044800 [ 1325.676861][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.676987][ T32] r5:85044800 r4:8291a680 [ 1325.677038][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.677088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.677132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01a9e08 [ 1325.677180][ T32] r4:00000000 [ 1325.677203][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.677240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.677276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.677318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c4240 [ 1325.677341][ T32] r4:00000000 [ 1325.677361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.677406][ T32] r9:83018005 r8:85044800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.677428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.677472][ T32] r5:00001000 r4:dfc1d000 [ 1325.677493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.677533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.677576][ T32] r5:84bcd78c r4:84bcd400 [ 1325.677596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.677644][ T32] r7:dddced80 r6:83018000 r5:84bcd78c r4:84ab3700 [ 1325.677686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1325.677763][ T32] r4:84ab3700 ** 5 printk messages dropped ** [ 1325.682681][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.683470][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.683647][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1325.683820][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.684082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1325.684224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.684269][ T32] r5:00001000 r4:dfdad000 [ 1325.684291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.684332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.684376][ T32] r5:848f3f8c r4:848f3c00 [ 1325.684396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.684445][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.684467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.684558][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.684587][ T32] r4:8484f600 [ 1325.684608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.684655][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.684679][ T32] r4:00000001 [ 1325.684698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.684756][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.684813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.684848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.684941][ T32] r4:848b22c0 [ 1325.684963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.684992][ T32] INFO: task kworker/0:175:3711 blocked for more than 452 seconds. [ 1325.685030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1325.685148][ T32] task:kworker/0:175 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.685916][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.686090][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.686358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.686401][ T32] r5:84bcdf8c r4:84bcdc00 ** 2 printk messages dropped ** [ 1325.686512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.686938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.687561][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1325.687786][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.687813][ T32] r5:800f0013 r4:80239bb0 [ 1325.687835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.687876][ T32] r4:82ac21e4 [ 1325.687896][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.688005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.695260][ T32] r4:dff95dc0 [ 1325.695306][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.695370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.695399][ T32] r4:00000000 [ 1325.695420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.695490][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.695518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.695586][ T32] r5:00001000 r4:dfdad000 [ 1325.695636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.695724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.695785][ T32] r5:848f3f8c r4:848f3c00 [ 1325.695890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.695967][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.696020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.696144][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.696171][ T32] r4:8484f600 [ 1325.696219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.696290][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.696316][ T32] r4:00000001 [ 1325.696358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.696423][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.696456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.696488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.696517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.696590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.696616][ T32] r4:848b22c0 [ 1325.696639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.696712][ T32] INFO: task kworker/0:176:3712 blocked for more than 452 seconds. [ 1325.696749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1325.696818][ T32] task:kworker/0:176 state:D stack:0 pid:3712 tgid:3712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.697034][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.697097][ T32] Call trace: [ 1325.697169][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.697241][ T32] r10:8291a684 r9:e0071d84 r8:00000002 r7:60000013 r6:e0071d8c r5:85049800 [ 1325.697272][ T32] r4:85049800 [ 1325.697320][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.697382][ T32] r5:85049800 r4:8291a680 [ 1325.697410][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.697462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.697520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0071e08 [ 1325.697581][ T32] r4:00000000 [ 1325.697615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.697663][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.697709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.697765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c4500 ** 2 printk messages dropped ** [ 1325.697894][ T32] r9:83018005 r8:85049800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1325.707022][ T32] r5:84bcdb8c r4:84bcd800 [ 1325.707046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.707193][ T32] r4:84ab3880 ** 5 printk messages dropped ** [ 1325.707445][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.708613][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.708931][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1325.709258][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1325.709558][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1325.709793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.710290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.710830][ T32] r10:8291a684 r9:e01e5d84 r8:00000002 r7:60000113 r6:e01e5d8c r5:8504a400 ** 8 printk messages dropped ** [ 1325.711161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.711570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.711702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1325.712027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.712111][ T32] Exception stack(0xe01e5fb0 to 0xe01e5ff8) [ 1325.712195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.712276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.712349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.712419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.712471][ T32] r4:848c4600 [ 1325.713083][ T32] INFO: task kworker/0:177:3716 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.713162][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.713329][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.713456][ T32] Call trace: [ 1325.713533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.713659][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.713723][ T32] r4:00000000 [ 1325.713771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.713873][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.713955][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.714028][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.714138][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.714321][ T32] r5:800f0013 r4:80239bb0 [ 1325.714445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.714493][ T32] r4:82ac21e4 [ 1325.714515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.714580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.714606][ T32] r4:dff95dc0 [ 1325.714626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.714670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.714692][ T32] r4:00000000 [ 1325.714778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.714875][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.714922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.714969][ T32] r5:00001000 r4:dfdad000 [ 1325.715017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.715086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.715138][ T32] r5:848f3f8c r4:848f3c00 [ 1325.715159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.715230][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.715256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.715313][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.715337][ T32] r4:8484f600 [ 1325.715357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.715410][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.715637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.716154][ T32] r10:8291a684 r9:e01edd84 r8:00000002 r7:60000013 r6:e01edd8c r5:8504bc00 ** 6 printk messages dropped ** [ 1325.716661][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.717097][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.717544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.717624][ T32] r5:84bce78c r4:84bce400 ** 3 printk messages dropped ** [ 1325.717911][ T32] r10:61c88647 r9:8504bc00 r8:84ab3b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.735897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.736598][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.736858][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1325.737189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1325.737529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.743887][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1325.744177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.744642][ T32] r4:85048c00 ** 4 printk messages dropped ** [ 1325.744898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01f1e08 ** 8 printk messages dropped ** [ 1325.745442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.745986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.746744][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.747387][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.747579][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1325.754969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1325.755402][ T32] r5:00001000 r4:dfdad000 [ 1325.755424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.755465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.755529][ T32] r5:848f3f8c r4:848f3c00 [ 1325.755554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.755604][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.755626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.755674][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.755697][ T32] r4:8484f600 [ 1325.755718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.755765][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.755819][ T32] r4:00000001 [ 1325.755842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.755881][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.755932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.755966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.756031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.756085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.756125][ T32] r4:848b22c0 [ 1325.756183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.756314][ T32] INFO: task kworker/0:180:3723 blocked for more than 452 seconds. [ 1325.756387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.756445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.756496][ T32] task:kworker/0:180 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.756661][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.756890][ T32] Call trace: [ 1325.756981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.757096][ T32] r10:8291a684 r9:e01f5d84 r8:00000002 r7:60000113 r6:e01f5d8c r5:8504d400 [ 1325.757168][ T32] r4:8504d400 [ 1325.757219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.757314][ T32] r5:8504d400 r4:8291a680 [ 1325.757367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.757454][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.757560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01f5e08 [ 1325.757610][ T32] r4:00000000 [ 1325.757654][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.757713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.757751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.757815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7340 [ 1325.757866][ T32] r4:00000000 [ 1325.757891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.757988][ T32] r9:83018005 r8:8504d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1325.764286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.764361][ T32] r5:00001000 r4:e0007000 [ 1325.764386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.764492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.764586][ T32] r5:84bcf38c r4:84bcf000 [ 1325.764641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.764698][ T32] r7:dddced80 r6:83018000 r5:84bcf38c r4:84ab3b80 [ 1325.764722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.764772][ T32] r10:61c88647 r9:8504d400 r8:84ab3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.764796][ T32] r4:84ab3b80 [ 1325.764838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.764890][ T32] r10:00000000 r9:84ab3b80 r8:80287e08 r7:e01f1e60 r6:84ab3e00 r5:8504d400 [ 1325.764913][ T32] r4:00000001 [ 1325.764934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.764993][ T32] Exception stack(0xe01f5fb0 to 0xe01f5ff8) [ 1325.765031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.765147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.765193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.765225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.765315][ T32] r4:848c4c00 [ 1325.765674][ T32] INFO: task kworker/0:180:3723 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.765710][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.765807][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.765877][ T32] Call trace: [ 1325.765914][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.765969][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.765993][ T32] r4:00000000 [ 1325.766018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.766059][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.766169][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.766224][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.766272][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.766305][ T32] r5:800f0013 r4:80239bb0 [ 1325.766348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.766413][ T32] r4:82ac21e4 [ 1325.766437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.766503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.766530][ T32] r4:dff95dc0 [ 1325.766551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.766595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.766638][ T32] r4:00000000 [ 1325.766661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.766728][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.766753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.766798][ T32] r5:00001000 r4:dfdad000 [ 1325.766818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.766879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.766932][ T32] r5:848f3f8c r4:848f3c00 [ 1325.766984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.767095][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.767149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.767253][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.767309][ T32] r4:8484f600 [ 1325.767356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.767457][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.767514][ T32] r4:00000001 [ 1325.767561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.767638][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.767697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.767761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.767828][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.767896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.776965][ T32] r4:848b22c0 [ 1325.777049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1325.777496][ T32] r10:8291a684 r9:e04fdd84 r8:00000002 r7:60000013 r6:e04fdd8c r5:8504e000 ** 6 printk messages dropped ** [ 1325.777871][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.778795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7000 ** 7 printk messages dropped ** [ 1325.779361][ T32] r5:84bcef8c r4:84bcec00 [ 1325.779413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.779504][ T32] r7:dddced80 r6:83018000 r5:84bcef8c r4:84ab3c80 [ 1325.779556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.779636][ T32] r10:61c88647 r9:8504e000 r8:84ab3cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.779667][ T32] r4:84ab3c80 [ 1325.779689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.779741][ T32] r10:00000000 r9:84ab3c80 r8:80287e08 r7:e01f5e60 r6:84ab3d80 r5:8504e000 [ 1325.779766][ T32] r4:00000001 [ 1325.779786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.779825][ T32] Exception stack(0xe04fdfb0 to 0xe04fdff8) [ 1325.779875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.779932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.779966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.779998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.780030][ T32] r4:848c4e40 [ 1325.780425][ T32] INFO: task kworker/0:181:3725 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.780464][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.780562][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.780622][ T32] Call trace: [ 1325.780705][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.780760][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.780785][ T32] r4:00000000 [ 1325.780805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.780845][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.780914][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.780949][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.780985][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.781048][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.781213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 8 printk messages dropped ** [ 1325.781625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.782026][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1325.782464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.782924][ T32] r4:8504c800 ** 4 printk messages dropped ** [ 1325.783180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 [ 1325.783203][ T32] r4:00000000 [ 1325.783246][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.783284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.783340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.783404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c6e00 [ 1325.783460][ T32] r4:00000000 [ 1325.783581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.783707][ T32] r9:83018205 r8:8504c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.783784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.783882][ T32] r5:00001000 r4:dfd47000 [ 1325.783967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.784070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.784166][ T32] r5:84bfb78c r4:84bfb400 [ 1325.784209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.784300][ T32] r7:ddde2d80 r6:83018200 r5:84bfb78c r4:8484d380 [ 1325.784343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.784452][ T32] r10:61c88647 r9:8504c800 r8:8484d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.784500][ T32] r4:8484d380 [ 1325.784549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.784635][ T32] r10:00000000 r9:8484d380 r8:80287e08 r7:dff31e60 r6:8484ff80 r5:8504c800 [ 1325.784678][ T32] r4:00000001 [ 1325.784731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.784829][ T32] Exception stack(0xe0505fb0 to 0xe0505ff8) [ 1325.784890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.784950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.785032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.785093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.785138][ T32] r4:848c6640 [ 1325.785550][ T32] INFO: task kworker/1:126:3727 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.785610][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.786415][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1325.786857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.787691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.804454][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1325.804639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.804812][ T32] r4:848b22c0 [ 1325.804857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.804890][ T32] INFO: task kworker/1:127:3729 blocked for more than 452 seconds. [ 1325.804942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.804976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.805021][ T32] task:kworker/1:127 state:D stack:0 pid:3729 tgid:3729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.805082][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.805129][ T32] Call trace: [ 1325.805176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.805250][ T32] r10:8291a684 r9:e0509d84 r8:00000002 r7:60000113 r6:e0509d8c r5:849f0000 [ 1325.805298][ T32] r4:849f0000 [ 1325.805342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.805395][ T32] r5:849f0000 r4:8291a680 [ 1325.805417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.805456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.805500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0509e08 [ 1325.805544][ T32] r4:00000000 [ 1325.805588][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.805626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.805665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.805727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c6d80 [ 1325.805755][ T32] r4:00000000 [ 1325.805811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.805861][ T32] r9:83018205 r8:849f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.805929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805998][ T32] r5:00001000 r4:dfcb5000 [ 1325.806027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.806079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.806205][ T32] r5:84bfb38c r4:84bfb000 [ 1325.806240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.806291][ T32] r7:ddde2d80 r6:83018200 r5:84bfb38c r4:8484d400 [ 1325.806353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.806411][ T32] r10:61c88647 r9:849f0000 r8:8484d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.806434][ T32] r4:8484d400 [ 1325.806475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.806532][ T32] r10:00000000 r9:8484d400 r8:80287e08 r7:e0505e60 r6:8484f080 r5:849f0000 [ 1325.806556][ T32] r4:00000001 [ 1325.806597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.806658][ T32] Exception stack(0xe0509fb0 to 0xe0509ff8) [ 1325.806689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.806731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.806761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.806791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.806813][ T32] r4:848c6640 [ 1325.807183][ T32] INFO: task kworker/1:127:3729 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.807220][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.807371][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.807445][ T32] Call trace: [ 1325.807503][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.807559][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.807583][ T32] r4:00000000 [ 1325.807603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.807643][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.807694][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.807750][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.807780][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.807808][ T32] r5:800f0013 r4:80239bb0 [ 1325.807831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.807895][ T32] r4:82ac21e4 [ 1325.815236][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.815443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1325.815958][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1325.816203][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.816441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.816735][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.817005][ T32] r5:849f1800 r4:8291a680 ** 3 printk messages dropped ** [ 1325.817138][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.817316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7540 ** 7 printk messages dropped ** [ 1325.817648][ T32] r5:84bcf78c r4:84bcf400 [ 1325.817679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.817800][ T32] r10:61c88647 r9:849f1800 r8:848c102c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.826901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.827543][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.827616][ T32] Call trace: [ 1325.827650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.827715][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.827763][ T32] r4:00000000 [ 1325.827787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.827827][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.827876][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.827911][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.828333][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.828391][ T32] r5:800f0013 r4:80239bb0 [ 1325.828439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.828493][ T32] r4:82ac21e4 [ 1325.828515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.828572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.828619][ T32] r4:dff95dc0 [ 1325.828683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.828730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.828756][ T32] r4:00000000 [ 1325.828776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.828845][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.828871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.828918][ T32] r5:00001000 r4:dfdad000 [ 1325.828938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.828979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.829027][ T32] r5:848f3f8c r4:848f3c00 [ 1325.829081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.829133][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.829156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.829204][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.829256][ T32] r4:8484f600 [ 1325.829281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.829329][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.829372][ T32] r4:00000001 [ 1325.829396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.829435][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.829463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.829493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.829539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.829621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.829669][ T32] r4:848b22c0 [ 1325.829694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.829753][ T32] INFO: task kworker/0:183:3733 blocked for more than 452 seconds. [ 1325.829810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.829838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.829899][ T32] task:kworker/0:183 state:D stack:0 pid:3733 tgid:3733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.829954][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.830021][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.830174][ T32] r4:849f2400 ** 4 printk messages dropped ** [ 1325.830392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0501e08 ** 7 printk messages dropped ** [ 1325.830696][ T32] r9:83018005 r8:849f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1325.830893][ T32] r5:84bcfb8c r4:84bcf800 [ 1325.830934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.831103][ T32] r10:61c88647 r9:849f2400 r8:848c122c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1325.831417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.832104][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.832275][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.832487][ T32] r4:dff95dc0 ** 8 printk messages dropped ** [ 1325.832902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.833299][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.833415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.833724][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.834027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.834323][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.834584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.834630][ T32] r5:84bcff8c r4:84bcfc00 ** 2 printk messages dropped ** [ 1325.834730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.834939][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.835120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.835613][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.835977][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 5 printk messages dropped ** [ 1325.836244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1325.836654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.836697][ T32] r5:848f3f8c r4:848f3c00 [ 1325.836732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.836788][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.836831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.836882][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.836919][ T32] r4:8484f600 [ 1325.836941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.836994][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.837022][ T32] r4:00000001 [ 1325.837064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.837102][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.837150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.837204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.837254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.837287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.837332][ T32] r4:848b22c0 [ 1325.837375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.837403][ T32] INFO: task kworker/0:185:3737 blocked for more than 452 seconds. [ 1325.837431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.837456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.837488][ T32] task:kworker/0:185 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.837557][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837602][ T32] Call trace: [ 1325.837633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.837681][ T32] r10:8291a684 r9:e01e9d84 r8:00000002 r7:60000113 r6:e01e9d8c r5:849f3c00 [ 1325.837727][ T32] r4:849f3c00 [ 1325.837778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.837831][ T32] r5:849f3c00 r4:8291a680 [ 1325.837852][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.837890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.852880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01e9e08 [ 1325.852925][ T32] r4:00000000 [ 1325.852949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.852998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.853044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.853109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7940 [ 1325.853158][ T32] r4:00000000 [ 1325.853181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.853229][ T32] r9:83018005 r8:849f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1325.853274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.853323][ T32] r5:00001000 r4:e004d000 [ 1325.853345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.853386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.853451][ T32] r5:84bd438c r4:84bd4000 [ 1325.853496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.853548][ T32] r7:dddced80 r6:83018000 r5:84bd438c r4:848c1380 [ 1325.853571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.853620][ T32] r10:61c88647 r9:849f3c00 r8:848c13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.853663][ T32] r4:848c1380 [ 1325.853687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.853735][ T32] r10:00000000 r9:848c1380 r8:80287e08 r7:e01cde60 r6:848c1480 r5:849f3c00 [ 1325.853757][ T32] r4:00000001 [ 1325.853797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.853838][ T32] Exception stack(0xe01e9fb0 to 0xe01e9ff8) [ 1325.853888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.853923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.853951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.854003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.854053][ T32] r4:848c7780 [ 1325.854395][ T32] INFO: task kworker/0:185:3737 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.854460][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.854529][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.854601][ T32] Call trace: [ 1325.854658][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.854713][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.854738][ T32] r4:00000000 [ 1325.854758][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.854797][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.854826][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.854889][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.854918][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.854942][ T32] r5:800f0013 r4:80239bb0 [ 1325.854983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.855057][ T32] r4:82ac21e4 [ 1325.855081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.855124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.855147][ T32] r4:dff95dc0 [ 1325.855205][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.855251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.855276][ T32] r4:00000000 [ 1325.855329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.855377][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.855425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.855471][ T32] r5:00001000 r4:dfdad000 [ 1325.855492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.855534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.855576][ T32] r5:848f3f8c r4:848f3c00 [ 1325.855596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.855643][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.855687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.855739][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.855775][ T32] r4:8484f600 [ 1325.855797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.855844][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.855908][ T32] r4:00000001 [ 1325.855954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.855994][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.856025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.856098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.856129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.856158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.856181][ T32] r4:848b22c0 [ 1325.856203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.856253][ T32] INFO: task kworker/0:186:3740 blocked for more than 452 seconds. [ 1325.856287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.856312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.856354][ T32] task:kworker/0:186 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.856404][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.856486][ T32] Call trace: [ 1325.856545][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.856594][ T32] r10:8291a684 r9:e0511d84 r8:00000002 r7:60000113 r6:e0511d8c r5:849f4800 [ 1325.856618][ T32] r4:849f4800 [ 1325.856638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.856701][ T32] r5:849f4800 r4:8291a680 [ 1325.856726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.856766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.856809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0511e08 [ 1325.856831][ T32] r4:00000000 [ 1325.856851][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.856885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.856919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.856960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7dc0 [ 1325.857021][ T32] r4:00000000 [ 1325.857068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.857135][ T32] r9:83018005 r8:849f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1325.857162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.857205][ T32] r5:00001000 r4:dfa4d000 [ 1325.857246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.857289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.857333][ T32] r5:84bd4f8c r4:84bd4c00 [ 1325.857356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.857439][ T32] r7:dddced80 r6:83018000 r5:84bd4f8c r4:848c1280 [ 1325.857464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.857515][ T32] r10:61c88647 r9:849f4800 r8:848c12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.857539][ T32] r4:848c1280 [ 1325.857558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.857623][ T32] r10:00000000 r9:848c1280 r8:80287e08 r7:e01e9e60 r6:848c1580 r5:849f4800 [ 1325.857651][ T32] r4:00000001 [ 1325.857691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.857730][ T32] Exception stack(0xe0511fb0 to 0xe0511ff8) [ 1325.857758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.857809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.857840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.857869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.857892][ T32] r4:848c7900 [ 1325.866537][ T32] INFO: task kworker/0:186:3740 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.866606][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.866676][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.866733][ T32] Call trace: [ 1325.866767][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.866823][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.866847][ T32] r4:00000000 [ 1325.866890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.866937][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.866990][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.867050][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.867089][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.867122][ T32] r5:800f0013 r4:80239bb0 [ 1325.867144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.867188][ T32] r4:82ac21e4 [ 1325.867209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.867252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.867276][ T32] r4:dff95dc0 [ 1325.867317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.867364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.867409][ T32] r4:00000000 [ 1325.867432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.867480][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 5 printk messages dropped ** [ 1325.867746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.872684][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.872709][ T32] r4:00000001 [ 1325.872730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.872801][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.872835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.872886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.872917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.872947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.872989][ T32] r4:848b22c0 [ 1325.873020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.873073][ T32] INFO: task kworker/0:187:3741 blocked for more than 452 seconds. [ 1325.873117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.873168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.873193][ T32] task:kworker/0:187 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.873246][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.873292][ T32] Call trace: [ 1325.873325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.873377][ T32] r10:8291a684 r9:e016dd84 r8:00000002 r7:60000113 r6:e016dd8c r5:849f5400 [ 1325.873401][ T32] r4:849f5400 [ 1325.873421][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1325.873547][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.873853][ T32] r9:83018005 r8:849f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1325.874086][ T32] r5:84bd478c r4:84bd4400 [ 1325.874132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.874289][ T32] r10:61c88647 r9:849f5400 r8:848c142c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.874595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.875137][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.875474][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1325.875744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1325.876218][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1325.876607][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.876939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.877560][ T32] r10:8291a684 r9:e0175d84 r8:00000002 r7:60000013 r6:e0175d8c r5:849f6000 [ 1325.877588][ T32] r4:849f6000 [ 1325.877630][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.877702][ T32] r5:849f6000 r4:8291a680 [ 1325.877727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.877768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.877833][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0175e08 [ 1325.877880][ T32] r4:00000000 [ 1325.877949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.888596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.888685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.888735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7c40 [ 1325.888762][ T32] r4:00000000 [ 1325.888783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.888831][ T32] r9:83018005 r8:849f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.888853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.888898][ T32] r5:00001000 r4:df9dd000 [ 1325.888940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.888986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.889071][ T32] r5:84bd4b8c r4:84bd4800 [ 1325.889096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.889145][ T32] r7:dddced80 r6:83018000 r5:84bd4b8c r4:848c1500 [ 1325.889187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.889263][ T32] r10:61c88647 r9:849f6000 r8:848c152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.889290][ T32] r4:848c1500 [ 1325.889312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.889400][ T32] r10:00000000 r9:848c1500 r8:80287e08 r7:e0511e60 r6:848c1780 r5:849f6000 [ 1325.889427][ T32] r4:00000001 [ 1325.889467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.889531][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1325.889584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.889617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.889645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.889676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.889719][ T32] r4:848c7c00 [ 1325.890063][ T32] INFO: task kworker/0:188:3743 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1325.890182][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.890255][ T32] Call trace: [ 1325.890372][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.890430][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.890476][ T32] r4:00000000 [ 1325.890538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.890612][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.890665][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.890699][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.890742][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.890790][ T32] r5:800f0013 r4:80239bb0 [ 1325.890834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.890907][ T32] r4:82ac21e4 [ 1325.890940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.891022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.891055][ T32] r4:dff95dc0 [ 1325.891077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.891120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.891186][ T32] r4:00000000 [ 1325.891210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.891257][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.891280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.891323][ T32] r5:00001000 r4:dfdad000 [ 1325.891343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.891384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.891427][ T32] r5:848f3f8c r4:848f3c00 [ 1325.891447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.891537][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.891564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.891613][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.891703][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1325.892001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.892336][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.892747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e08 ** 9 printk messages dropped ** [ 1325.893143][ T32] r5:00001000 r4:dfde9000 [ 1325.893184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.893248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.893316][ T32] r5:84bd5b8c r4:84bd5800 [ 1325.893339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.893388][ T32] r7:dddced80 r6:83018000 r5:84bd5b8c r4:848c1600 [ 1325.893431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.893504][ T32] r10:61c88647 r9:849f6c00 r8:848c162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.893550][ T32] r4:848c1600 [ 1325.893594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.893664][ T32] r10:00000000 r9:848c1600 r8:80287e08 r7:e0511e60 r6:848c1700 r5:849f6c00 [ 1325.893690][ T32] r4:00000001 [ 1325.893710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.893745][ T32] Exception stack(0xe0515fb0 to 0xe0515ff8) [ 1325.893773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.893823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.893854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.893896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.893920][ T32] r4:848c7d80 [ 1325.894146][ T32] INFO: task kworker/0:189:3745 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.894206][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.894320][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.894412][ T32] Call trace: [ 1325.894447][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.894500][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.894545][ T32] r4:00000000 [ 1325.894582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.894623][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.894672][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.894725][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.894754][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.894779][ T32] r5:800f0013 r4:80239bb0 [ 1325.894822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.894905][ T32] r4:82ac21e4 [ 1325.894951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.894997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1325.895290][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1325.895569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.895647][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.895673][ T32] r4:8484f600 [ 1325.895694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.895773][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.895832][ T32] r4:00000001 [ 1325.895856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.895893][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.895956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.895989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.896021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.896051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.896073][ T32] r4:848b22c0 [ 1325.896094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.896147][ T32] INFO: task kworker/0:190:3747 blocked for more than 452 seconds. [ 1325.896177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.896235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.896270][ T32] task:kworker/0:190 state:D stack:0 pid:3747 tgid:3747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.896386][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.896431][ T32] Call trace: [ 1325.896463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.896511][ T32] r10:8291a684 r9:e0521d84 r8:00000002 r7:60000013 r6:e0521d8c r5:8504b000 [ 1325.896534][ T32] r4:8504b000 [ 1325.896554][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.896630][ T32] r5:8504b000 r4:8291a680 [ 1325.896654][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.896694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.896757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 [ 1325.896804][ T32] r4:00000000 [ 1325.896826][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.896863][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.897178][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.897375][ T32] r5:84bd538c r4:84bd5000 [ 1325.897397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.897690][ T32] r10:00000000 r9:848c1800 r8:80287e08 r7:e0515e60 r6:848c1880 r5:8504b000 ** 6 printk messages dropped ** [ 1325.915977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.916045][ T32] r4:848c7fc0 [ 1325.916431][ T32] INFO: task kworker/0:190:3747 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.916490][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.916610][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.916681][ T32] Call trace: [ 1325.916719][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.916798][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.916827][ T32] r4:00000000 [ 1325.916849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.916892][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.916922][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.916953][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.916978][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.917002][ T32] r5:800f0013 r4:80239bb0 [ 1325.917029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.917091][ T32] r4:82ac21e4 [ 1325.917117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.917184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.917210][ T32] r4:dff95dc0 [ 1325.917319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1325.917631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.917995][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1325.923534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.924027][ T32] r4:8504ec00 ** 4 printk messages dropped ** [ 1325.924226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0525e08 ** 9 printk messages dropped ** [ 1325.924682][ T32] r5:00001000 r4:e0091000 ** 2 printk messages dropped ** [ 1325.924845][ T32] r5:84bd7f8c r4:84bd7c00 [ 1325.924866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.924981][ T32] r10:61c88647 r9:8504ec00 r8:8484d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.925345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.926028][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.926356][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 5 printk messages dropped ** [ 1325.926642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.926668][ T32] r4:dff95dc0 [ 1325.926689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.926756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.926802][ T32] r4:00000000 [ 1325.926835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.926883][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.926905][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.926968][ T32] r5:00001000 r4:dfdad000 [ 1325.926992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.927038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.927083][ T32] r5:848f3f8c r4:848f3c00 [ 1325.927104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.927151][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.927173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.927220][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.927263][ T32] r4:8484f600 [ 1325.927302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.927353][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.927376][ T32] r4:00000001 [ 1325.927396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.927452][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.927504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.927537][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.927566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.927616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.927663][ T32] r4:848b22c0 [ 1325.927712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.927741][ T32] INFO: task kworker/1:129:3751 blocked for more than 452 seconds. [ 1325.927770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.927815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.927839][ T32] task:kworker/1:129 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.927972][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.937931][ T32] Call trace: [ 1325.938041][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.938437][ T32] r10:8291a684 r9:e0529d84 r8:00000002 r7:60000113 r6:e0529d8c r5:84b40000 [ 1325.938472][ T32] r4:84b40000 [ 1325.938496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.938550][ T32] r5:84b40000 r4:8291a680 [ 1325.938592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.938672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.938720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0529e08 [ 1325.938763][ T32] r4:00000000 [ 1325.938787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.938824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.938928][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.939179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.939243][ T32] r5:84bfbb8c r4:84bfb800 ** 2 printk messages dropped ** [ 1325.939359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.939670][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.940347][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.940567][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1325.940809][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.941286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.941727][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1325.941981][ T32] INFO: task kworker/0:191:3754 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.942472][ T32] r4:85034800 ** 4 printk messages dropped ** [ 1325.942667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0531e08 ** 8 printk messages dropped ** [ 1325.942990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.943143][ T32] r5:84bd578c r4:84bd5400 ** 3 printk messages dropped ** [ 1325.943335][ T32] r10:61c88647 r9:85034800 r8:848c1a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.943663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.944231][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1325.944493][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.944683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1325.945159][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.945478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.945585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.945608][ T32] r4:848b22c0 [ 1325.945629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.945679][ T32] INFO: task kworker/0:192:3756 blocked for more than 452 seconds. [ 1325.945717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.945744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.945765][ T32] task:kworker/0:192 state:D stack:0 pid:3756 tgid:3756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.945838][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.945926][ T32] Call trace: [ 1325.945982][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.946035][ T32] r10:8291a684 r9:e0539d84 r8:00000002 r7:60000113 r6:e0539d8c r5:85036000 [ 1325.946059][ T32] r4:85036000 [ 1325.946123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.946170][ T32] r5:85036000 r4:8291a680 [ 1325.946193][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.946255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.946309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 1325.946359][ T32] r4:00000000 [ 1325.946386][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.946446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.946484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.946526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d2840 [ 1325.946575][ T32] r4:00000000 [ 1325.946619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.946691][ T32] r9:83018005 r8:85036000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1325.946717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.946761][ T32] r5:00001000 r4:dff75000 [ 1325.946801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.946862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.946919][ T32] r5:84bd6b8c r4:84bd6800 [ 1325.946954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.947014][ T32] r7:dddced80 r6:83018000 r5:84bd6b8c r4:848c1b00 [ 1325.947037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.947085][ T32] r10:61c88647 r9:85036000 r8:848c1b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.947108][ T32] r4:848c1b00 [ 1325.947149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.947198][ T32] r10:00000000 r9:848c1b00 r8:80287e08 r7:e0515e60 r6:8484d600 r5:85036000 [ 1325.947221][ T32] r4:00000001 [ 1325.947241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.947298][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1325.947328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.947358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.947385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.947415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.947438][ T32] r4:848d22c0 [ 1325.947633][ T32] INFO: task kworker/0:192:3756 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.947665][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.947720][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.947871][ T32] Call trace: [ 1325.948059][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.959022][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.959058][ T32] r4:00000000 [ 1325.959103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.959184][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.959243][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.959283][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.959310][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.959337][ T32] r5:800f0013 r4:80239bb0 [ 1325.959380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.959429][ T32] r4:82ac21e4 [ 1325.959452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.959497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.959521][ T32] r4:dff95dc0 [ 1325.959541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.959606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.959655][ T32] r4:00000000 [ 1325.959678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.959749][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.959775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.959831][ T32] r5:00001000 r4:dfdad000 [ 1325.959856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.959899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.959965][ T32] r5:848f3f8c r4:848f3c00 [ 1325.959997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.960053][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.960115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.960184][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.960210][ T32] r4:8484f600 [ 1325.960252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.960302][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.960326][ T32] r4:00000001 [ 1325.960367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.960425][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.960477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.960530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.960561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.960591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.960614][ T32] r4:848b22c0 [ 1325.960659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.960689][ T32] INFO: task kworker/0:193:3757 blocked for more than 452 seconds. [ 1325.960760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.960788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.960842][ T32] task:kworker/0:193 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.960908][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.960980][ T32] Call trace: [ 1325.961020][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.961070][ T32] r10:8291a684 r9:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:85036c00 [ 1325.961094][ T32] r4:85036c00 [ 1325.961114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.961157][ T32] r5:85036c00 r4:8291a680 [ 1325.961178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.961227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.961274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 1325.961297][ T32] r4:00000000 [ 1325.961318][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.961364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.961776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.961896][ T32] r5:84bd5f8c r4:84bd5c00 ** 1 printk messages dropped ** [ 1325.961967][ T32] r7:dddced80 r6:83018000 r5:84bd5f8c r4:848c1a80 ** 5 printk messages dropped ** [ 1325.962236][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.962449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1325.962871][ T32] INFO: task kworker/0:193:3757 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.962905][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.963022][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.963073][ T32] Call trace: [ 1325.963127][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.963200][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.963252][ T32] r4:00000000 [ 1325.963296][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.963364][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.963417][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.963452][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.963480][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.963527][ T32] r5:800f0013 r4:80239bb0 [ 1325.963551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.963592][ T32] r4:82ac21e4 [ 1325.963633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.963680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.963745][ T32] r4:dff95dc0 [ 1325.963768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.963813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.963835][ T32] r4:00000000 [ 1325.963876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.963962][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.963987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.964036][ T32] r5:00001000 r4:dfdad000 [ 1325.964057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.964098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.964141][ T32] r5:848f3f8c r4:848f3c00 [ 1325.964188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.964272][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.964320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.964372][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.964405][ T32] r4:8484f600 [ 1325.964427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.964476][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1325.964500][ T32] r4:00000001 [ 1325.964519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.964555][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1325.964582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.964611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.964639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.964668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.964712][ T32] r4:848b22c0 [ 1325.964737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.964784][ T32] INFO: task kworker/0:194:3759 blocked for more than 452 seconds. [ 1325.964815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.964839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.964898][ T32] task:kworker/0:194 state:D stack:0 pid:3759 tgid:3759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.964969][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.965016][ T32] Call trace: [ 1325.965049][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.965097][ T32] r10:8291a684 r9:e0545d84 r8:00000002 r7:60000113 r6:e0545d8c r5:85031800 [ 1325.965120][ T32] r4:85031800 [ 1325.965140][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.965182][ T32] r5:85031800 r4:8291a680 [ 1325.965202][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.965446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.965842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.965899][ T32] r5:84bd638c r4:84bd6000 [ 1325.965942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.966229][ T32] r10:00000000 r9:848c1d00 r8:80287e08 r7:e0539e60 r6:8484d700 r5:85031800 ** 9 printk messages dropped ** [ 1325.966739][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.967255][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.967436][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1325.967693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.984914][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1325.985238][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1325.985508][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.985789][ T32] r5:85035400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.986075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.986415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.986519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.986585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.986632][ T32] r10:61c88647 r9:85035400 r8:848c1c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.986673][ T32] r4:848c1c00 [ 1325.986718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.986777][ T32] r10:00000000 r9:848c1c00 r8:80287e08 r7:e0539e60 r6:8484d780 r5:85035400 [ 1325.986802][ T32] r4:00000001 [ 1325.986845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.986900][ T32] Exception stack(0xe054dfb0 to 0xe054dff8) [ 1325.986956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.987036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.987088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.987129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.987179][ T32] r4:848d2680 [ 1325.987499][ T32] INFO: task kworker/0:195:3761 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1325.987535][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.987615][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.987692][ T32] Call trace: [ 1325.987725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.987778][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1325.987802][ T32] r4:00000000 [ 1325.987822][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.987912][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1325.996864][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1325.996908][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1325.996958][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.996991][ T32] r5:800f0013 r4:80239bb0 [ 1325.997040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.997095][ T32] r4:82ac21e4 [ 1325.997117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.997182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1325.997210][ T32] r4:dff95dc0 [ 1325.997252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.997298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1325.997322][ T32] r4:00000000 [ 1325.997342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.997389][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.997433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.997482][ T32] r5:00001000 r4:dfdad000 [ 1325.997503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.997544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.997607][ T32] r5:848f3f8c r4:848f3c00 [ 1325.997631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.997680][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1325.997741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.997793][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.997816][ T32] r4:8484f600 [ 1325.997836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.998197][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1325.998343][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1325.998606][ T32] INFO: task kworker/0:196:3764 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.999041][ T32] r4:85033c00 ** 4 printk messages dropped ** [ 1325.999265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 ** 8 printk messages dropped ** [ 1325.999587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.999800][ T32] r5:84bd738c r4:84bd7000 [ 1325.999853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.000140][ T32] r10:00000000 r9:848c1b80 r8:80287e08 r7:e0539e60 r6:8484d800 r5:85033c00 ** 7 printk messages dropped ** [ 1326.000455][ T32] r4:848d2680 ** 3 printk messages dropped ** [ 1326.000970][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.001291][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1326.001670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1326.002040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.002375][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.002806][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.003067][ T32] r5:8440ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1326.003193][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.003368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d2a00 ** 7 printk messages dropped ** [ 1326.003810][ T32] r5:84bd6f8c r4:84bd6c00 ** 1 printk messages dropped ** [ 1326.003900][ T32] r7:dddced80 r6:83018000 r5:84bd6f8c r4:848c1d80 ** 4 printk messages dropped ** [ 1326.004068][ T32] r10:00000000 r9:848c1d80 r8:80287e08 r7:e0555e60 r6:8484d880 r5:8440ec00 ** 5 printk messages dropped ** [ 1326.004307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.004795][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.005014][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.005046][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.005077][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.005103][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.005127][ T32] r5:800f0013 r4:80239bb0 [ 1326.005148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.005187][ T32] r4:82ac21e4 [ 1326.005228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.005295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.005321][ T32] r4:dff95dc0 [ 1326.005341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.005399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.005425][ T32] r4:00000000 [ 1326.005445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.005490][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.005511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.005565][ T32] r5:00001000 r4:dfdad000 [ 1326.005593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.005635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.005678][ T32] r5:848f3f8c r4:848f3c00 [ 1326.005698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.005746][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.005768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.005814][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.005858][ T32] r4:8484f600 [ 1326.005880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.005929][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.005972][ T32] r4:00000001 [ 1326.005995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.006038][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.006065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.006095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.006138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.006193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.006219][ T32] r4:848b22c0 [ 1326.006240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.006313][ T32] INFO: task kworker/0:198:3768 blocked for more than 452 seconds. [ 1326.006355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.006381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.006424][ T32] task:kworker/0:198 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.006473][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.006515][ T32] Call trace: [ 1326.006547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.006616][ T32] r10:8291a684 r9:e055dd84 r8:00000002 r7:60000013 r6:e055dd8c r5:84403000 [ 1326.006649][ T32] r4:84403000 [ 1326.006669][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.006712][ T32] r5:84403000 r4:8291a680 [ 1326.006732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.006771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.006813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 [ 1326.006836][ T32] r4:00000000 [ 1326.006855][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.006933][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.006972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.007040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d2e80 [ 1326.007066][ T32] r4:00000000 [ 1326.007094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.007139][ T32] r9:83018005 r8:84403000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1326.007161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.007204][ T32] r5:00001000 r4:e0085000 [ 1326.007224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.007263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.007317][ T32] r5:84bd7b8c r4:84bd7800 [ 1326.007381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.007433][ T32] r7:dddced80 r6:83018000 r5:84bd7b8c r4:848c1e80 [ 1326.007464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.007514][ T32] r10:61c88647 r9:84403000 r8:848c1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.007559][ T32] r4:848c1e80 [ 1326.007601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.007661][ T32] r10:00000000 r9:848c1e80 r8:80287e08 r7:e0555e60 r6:8484d900 r5:84403000 [ 1326.007707][ T32] r4:00000001 [ 1326.007729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.007766][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.007793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.007823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.007851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.007948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.023876][ T32] r4:848d2bc0 [ 1326.024257][ T32] INFO: task kworker/0:198:3768 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.024324][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.024399][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.024497][ T32] Call trace: [ 1326.024563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.024695][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.024724][ T32] r4:00000000 [ 1326.024747][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.024792][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.024823][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.024911][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.024992][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.025027][ T32] r5:800f0013 r4:80239bb0 [ 1326.025089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.025136][ T32] r4:82ac21e4 [ 1326.025188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.025276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.025304][ T32] r4:dff95dc0 [ 1326.025326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.025410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.025501][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.025777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.026382][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1326.026678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.027152][ T32] r10:8291a684 r9:e051dd84 r8:00000002 r7:60000013 r6:e051dd8c r5:84b42400 ** 2 printk messages dropped ** [ 1326.027267][ T32] r5:84b42400 r4:8291a680 ** 2 printk messages dropped ** [ 1326.027376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 ** 4 printk messages dropped ** [ 1326.027622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d2c40 ** 7 printk messages dropped ** [ 1326.037873][ T32] r5:84bd778c r4:84bd7400 [ 1326.038483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.038710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.038819][ T32] r10:61c88647 r9:84b42400 r8:848c1f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.038918][ T32] r4:848c1f00 [ 1326.038969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.039089][ T32] r10:00000000 r9:848c1f00 r8:80287e08 r7:e055de60 r6:848c1f80 r5:84b42400 [ 1326.039157][ T32] r4:00000001 [ 1326.039206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.039316][ T32] Exception stack(0xe051dfb0 to 0xe051dff8) [ 1326.039413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.039486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.039553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.039692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.039756][ T32] r4:848d2d00 [ 1326.040369][ T32] INFO: task kworker/0:199:3770 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.040450][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.040595][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.040741][ T32] Call trace: [ 1326.040851][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.040964][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.041053][ T32] r4:00000000 [ 1326.041128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.041225][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.041293][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.041362][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.041428][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.041485][ T32] r5:800f0013 r4:80239bb0 [ 1326.041556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.041663][ T32] r4:82ac21e4 [ 1326.041730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.041842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.041914][ T32] r4:dff95dc0 [ 1326.041968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.042077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.042159][ T32] r4:00000000 [ 1326.042212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.042344][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.042403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.042498][ T32] r5:00001000 r4:dfdad000 [ 1326.042550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.042660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.042760][ T32] r5:848f3f8c r4:848f3c00 [ 1326.042843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.042951][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.043011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.043118][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.043173][ T32] r4:8484f600 [ 1326.043249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.043359][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.043418][ T32] r4:00000001 [ 1326.043488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.043608][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.043694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.043768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.043852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.043990][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1326.044430][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.045137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.045539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.046391][ T32] r5:84be078c r4:84be0400 [ 1326.046476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.046753][ T32] r10:61c88647 r9:84b41800 r8:84ab3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.046841][ T32] r4:84ab3f00 [ 1326.046899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.047068][ T32] r10:00000000 r9:84ab3f00 r8:80287e08 r7:e055de60 r6:84ab3e80 r5:84b41800 [ 1326.047142][ T32] r4:00000001 [ 1326.047207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.047297][ T32] Exception stack(0xe0519fb0 to 0xe0519ff8) [ 1326.047365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.047435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.047514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.047583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.047671][ T32] r4:848d2f80 [ 1326.068799][ T32] INFO: task kworker/0:200:3773 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.068922][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.069076][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.069197][ T32] Call trace: [ 1326.069364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.069524][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.069590][ T32] r4:00000000 [ 1326.069648][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.069739][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.069803][ T32] 5d20: a6eeb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.069871][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.069931][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.069998][ T32] r5:800f0013 r4:80239bb0 [ 1326.070061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.070176][ T32] r4:82ac21e4 [ 1326.070228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.070325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.070381][ T32] r4:dff95dc0 [ 1326.070430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.070552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.070620][ T32] r4:00000000 [ 1326.070679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.070785][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.070844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.070947][ T32] r5:00001000 r4:dfdad000 [ 1326.070994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.071092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.071186][ T32] r5:848f3f8c r4:848f3c00 [ 1326.071234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.071338][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.071404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.071816][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.072216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.072790][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.073581][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.073900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d2bc0 ** 7 printk messages dropped ** [ 1326.074599][ T32] r5:84be038c r4:84be0000 [ 1326.074652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.074898][ T32] r10:61c88647 r9:85029800 r8:848c1cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.075521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.076705][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1326.077092][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.077604][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1326.092540][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1326.093125][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.093791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.094408][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.095067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.095929][ T32] r9:83018205 r8:85028000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1326.096303][ T32] r5:84751f8c r4:84751c00 ** 1 printk messages dropped ** [ 1326.096557][ T32] r7:ddde2d80 r6:83018200 r5:84751f8c r4:8484d980 ** 5 printk messages dropped ** [ 1326.096982][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.097411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.119384][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.119537][ T32] Call trace: [ 1326.119628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.119755][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.119806][ T32] r4:00000000 [ 1326.119856][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.119940][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.120054][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.120130][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.120192][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.120276][ T32] r5:800f0013 r4:80239bb0 [ 1326.120338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.120432][ T32] r4:82ac21e4 [ 1326.120492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.120594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.120648][ T32] r4:dff95dc0 [ 1326.120696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.120794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.120846][ T32] r4:00000000 [ 1326.120921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.121046][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.121101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.121195][ T32] r5:00001000 r4:dfdad000 [ 1326.121244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.121338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.121432][ T32] r5:848f3f8c r4:848f3c00 [ 1326.121499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.121615][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.121672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.121799][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.121860][ T32] r4:8484f600 [ 1326.121912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.122030][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.122090][ T32] r4:00000001 [ 1326.122159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.122254][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.122321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.122410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.122497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.122566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.122621][ T32] r4:848b22c0 [ 1326.122680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.122753][ T32] INFO: task kworker/0:202:3780 blocked for more than 452 seconds. [ 1326.122849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.122921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.122970][ T32] task:kworker/0:202 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.123108][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.123207][ T32] Call trace: [ 1326.123301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.123408][ T32] r10:8291a684 r9:e0579d84 r8:00000002 r7:60000113 r6:e0579d8c r5:8502a400 [ 1326.123494][ T32] r4:8502a400 [ 1326.123614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.123710][ T32] r5:8502a400 r4:8291a680 [ 1326.123757][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.123845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.123954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0579e08 [ 1326.124022][ T32] r4:00000000 [ 1326.124047][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.124085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.124123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.124188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0140 [ 1326.124234][ T32] r4:00000000 [ 1326.124280][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.124354][ T32] r9:83018005 r8:8502a400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.124379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.124422][ T32] r5:00001000 r4:e00c9000 [ 1326.124442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.124481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.124524][ T32] r5:84be0b8c r4:84be0800 [ 1326.124566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.124636][ T32] r7:dddced80 r6:83018000 r5:84be0b8c r4:848de100 [ 1326.124667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.124717][ T32] r10:61c88647 r9:8502a400 r8:848de12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.124760][ T32] r4:848de100 [ 1326.124783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.124832][ T32] r10:00000000 r9:848de100 r8:80287e08 r7:e0519e60 r6:8484da80 r5:8502a400 [ 1326.124865][ T32] r4:00000001 [ 1326.124901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124940][ T32] Exception stack(0xe0579fb0 to 0xe0579ff8) [ 1326.124967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.124997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.125050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.125106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.125134][ T32] r4:848e0100 [ 1326.125430][ T32] INFO: task kworker/0:202:3780 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.125485][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.125589][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.125660][ T32] Call trace: [ 1326.125716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.125774][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.125798][ T32] r4:00000000 [ 1326.125840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.125905][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.125938][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.125992][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.126025][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.126051][ T32] r5:800f0013 r4:80239bb0 [ 1326.126072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.126147][ T32] r4:82ac21e4 [ 1326.126175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.126253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.126280][ T32] r4:dff95dc0 [ 1326.126311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.126356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.126421][ T32] r4:00000000 [ 1326.126444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.126492][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.126515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.126611][ T32] r5:00001000 r4:dfdad000 [ 1326.126656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.126712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.126758][ T32] r5:848f3f8c r4:848f3c00 [ 1326.126780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.126827][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 1 printk messages dropped ** [ 1326.126896][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.127226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.128047][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.135299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.135829][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.136322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.136444][ T32] r5:84be138c r4:84be1000 ** 1 printk messages dropped ** [ 1326.136629][ T32] r7:dddced80 r6:83018000 r5:84be138c r4:848de080 ** 4 printk messages dropped ** [ 1326.137015][ T32] r10:00000000 r9:848de080 r8:80287e08 r7:e0579e60 r6:8484db80 r5:8502bc00 [ 1326.137070][ T32] r4:00000001 [ 1326.137120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.137223][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 1326.137307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.137373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.137434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.137532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.137610][ T32] r4:848e0100 [ 1326.147568][ T32] INFO: task kworker/0:203:3781 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.147797][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.148549][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.148677][ T32] Call trace: [ 1326.148753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.148866][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.148953][ T32] r4:00000000 [ 1326.149053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.149280][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.149362][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.149457][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.149526][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.149753][ T32] r5:800f0013 r4:80239bb0 [ 1326.149817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.150045][ T32] r4:82ac21e4 [ 1326.150123][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.150225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.150282][ T32] r4:dff95dc0 [ 1326.150332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.150427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.150480][ T32] r4:00000000 [ 1326.150529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.150631][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.150684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.150778][ T32] r5:00001000 r4:dfdad000 [ 1326.150859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.150975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.151078][ T32] r5:848f3f8c r4:848f3c00 [ 1326.151127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.151234][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.151288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.151390][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.151442][ T32] r4:8484f600 [ 1326.151489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.151588][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.151639][ T32] r4:00000001 [ 1326.151705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.151836][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.151934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.151998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.152111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.152191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.152243][ T32] r4:848b22c0 [ 1326.152296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.152360][ T32] INFO: task kworker/0:204:3783 blocked for more than 452 seconds. [ 1326.152498][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.152566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.152622][ T32] task:kworker/0:204 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.152734][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.153057][ T32] r10:8291a684 r9:e0585d84 r8:00000002 r7:60000113 r6:e0585d8c r5:85028c00 ** 8 printk messages dropped ** [ 1326.153730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.154415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.154652][ T32] r5:84be0f8c r4:84be0c00 ** 2 printk messages dropped ** [ 1326.154849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.155402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.157033][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.157553][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1326.173640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1326.174071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.174488][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1326.174903][ T32] r4:848b22c0 [ 1326.174927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.174957][ T32] INFO: task kworker/0:205:3785 blocked for more than 452 seconds. [ 1326.175010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.175052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.175135][ T32] task:kworker/0:205 state:D stack:0 pid:3785 tgid:3785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.175325][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.175507][ T32] Call trace: [ 1326.175663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.175790][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:8502b000 [ 1326.175849][ T32] r4:8502b000 [ 1326.175910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.176207][ T32] r5:8502b000 r4:8291a680 [ 1326.176269][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.176361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.176460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1326.176605][ T32] r4:00000000 [ 1326.176668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.176754][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.176836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.176946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0540 [ 1326.177082][ T32] r4:00000000 [ 1326.177116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.177167][ T32] r9:83018005 r8:8502b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1326.177222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.177308][ T32] r5:00001000 r4:e012f000 [ 1326.177333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.177411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.177457][ T32] r5:84be178c r4:84be1400 [ 1326.177479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.177525][ T32] r7:dddced80 r6:83018000 r5:84be178c r4:848de180 [ 1326.177546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.177593][ T32] r10:61c88647 r9:8502b000 r8:848de1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.177616][ T32] r4:848de180 [ 1326.177635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.177713][ T32] r10:00000000 r9:848de180 r8:80287e08 r7:e057de60 r6:8484dc80 r5:8502b000 [ 1326.177738][ T32] r4:00000001 [ 1326.177758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.177826][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.177857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.177939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.188986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.189117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.189181][ T32] r4:848e0280 [ 1326.189902][ T32] INFO: task kworker/0:205:3785 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.189988][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.190961][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1326.191876][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1326.192582][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1326.193447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.194221][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1326.194891][ T32] INFO: task kworker/1:131:3787 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.195957][ T32] r5:8502d400 r4:8291a680 ** 3 printk messages dropped ** [ 1326.196322][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.196756][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.197500][ T32] r5:84bfbf8c r4:84bfbc00 [ 1326.197679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.219099][ T32] r10:00000000 r9:8484dd00 r8:80287e08 r7:e0569e60 r6:8484dd80 r5:8502d400 ** 7 printk messages dropped ** [ 1326.219748][ T32] r4:848e1d80 ** 2 printk messages dropped ** [ 1326.220690][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.221290][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1326.221784][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.222190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1326.223120][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1326.223575][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.223921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.224579][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.224709][ T32] Call trace: [ 1326.224782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.224894][ T32] r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:8502e000 [ 1326.224949][ T32] r4:8502e000 [ 1326.225029][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.225127][ T32] r5:8502e000 r4:8291a680 [ 1326.225176][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.225290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.225417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 [ 1326.225475][ T32] r4:00000000 [ 1326.225522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.225603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.225729][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.225829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0800 [ 1326.225890][ T32] r4:00000000 [ 1326.225941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.226044][ T32] r9:83018005 r8:8502e000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1326.226097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.226210][ T32] r5:00001000 r4:e0179000 [ 1326.226257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.226343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.226462][ T32] r5:84be1f8c r4:84be1c00 [ 1326.226515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.226655][ T32] r7:dddced80 r6:83018000 r5:84be1f8c r4:848de300 [ 1326.226712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.226813][ T32] r10:61c88647 r9:8502e000 r8:848de32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.226891][ T32] r4:848de300 [ 1326.226974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.227110][ T32] r10:00000000 r9:848de300 r8:80287e08 r7:e058de60 r6:8484de00 r5:8502e000 [ 1326.227173][ T32] r4:00000001 [ 1326.227222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.227305][ T32] Exception stack(0xe0599fb0 to 0xe0599ff8) [ 1326.227396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.227468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.227531][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.227596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.227652][ T32] r4:848e0580 [ 1326.248578][ T32] INFO: task kworker/0:206:3788 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.248714][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.248900][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.249034][ T32] Call trace: [ 1326.249188][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.249326][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.249387][ T32] r4:00000000 [ 1326.249441][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.249535][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.249603][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.249676][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.249740][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.249822][ T32] r5:800f0013 r4:80239bb0 [ 1326.249888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.249986][ T32] r4:82ac21e4 [ 1326.250096][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.250235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.250291][ T32] r4:dff95dc0 [ 1326.250342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.250442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.250533][ T32] r4:00000000 [ 1326.250645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.250789][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.250863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.250978][ T32] r5:00001000 r4:dfdad000 [ 1326.251054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.251151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.251248][ T32] r5:848f3f8c r4:848f3c00 [ 1326.251317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.251424][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.251479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.251585][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.251640][ T32] r4:8484f600 [ 1326.251689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.251793][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.251902][ T32] r4:00000001 [ 1326.251961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.252053][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.252115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.252180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.252244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.252350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.252404][ T32] r4:848b22c0 [ 1326.252461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.252572][ T32] INFO: task kworker/0:207:3789 blocked for more than 452 seconds. [ 1326.252651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.252764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.252818][ T32] task:kworker/0:207 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.252937][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.253040][ T32] Call trace: [ 1326.253117][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.253246][ T32] r10:8291a684 r9:e059dd84 r8:00000002 r7:60000113 r6:e059dd8c r5:8502ec00 ** 5 printk messages dropped ** [ 1326.253855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 ** 8 printk messages dropped ** [ 1326.254898][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.255461][ T32] r5:84be1b8c r4:84be1800 ** 3 printk messages dropped ** [ 1326.255754][ T32] r10:61c88647 r9:8502ec00 r8:848de3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.256343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.257482][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.274753][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1326.275241][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1326.275694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.276593][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1326.277134][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1326.277642][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1326.289206][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.290096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.290408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.290493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.290638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8434ecc0 [ 1326.290696][ T32] r4:00000000 [ 1326.290845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.290961][ T32] r9:83018005 r8:85058c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1326.291020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.291112][ T32] r5:00001000 r4:dfbed000 [ 1326.291271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.291383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.291481][ T32] r5:84be3b8c r4:84be3800 [ 1326.291531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.291631][ T32] r7:dddced80 r6:83018000 r5:84be3b8c r4:848de000 [ 1326.291703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.291809][ T32] r10:61c88647 r9:85058c00 r8:848de02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.292032][ T32] r4:848de000 [ 1326.292099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.292248][ T32] r10:00000000 r9:848de000 r8:80287e08 r7:e0599e60 r6:8484df00 r5:85058c00 [ 1326.292371][ T32] r4:00000001 [ 1326.292425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.292513][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1326.292580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.292646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.292860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.292947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.293009][ T32] r4:848e0680 [ 1326.293759][ T32] INFO: task kworker/0:208:3791 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.293835][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.294011][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.294133][ T32] Call trace: [ 1326.294405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.294518][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.294631][ T32] r4:00000000 [ 1326.294685][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.294774][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.294840][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.294918][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.294977][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.295042][ T32] r5:800f0013 r4:80239bb0 [ 1326.295094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.295197][ T32] r4:82ac21e4 [ 1326.295266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.295368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.295422][ T32] r4:dff95dc0 [ 1326.295469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.295559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.295611][ T32] r4:00000000 [ 1326.295658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.295754][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.295804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.295908][ T32] r5:00001000 r4:dfdad000 [ 1326.295959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.296056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.296164][ T32] r5:848f3f8c r4:848f3c00 [ 1326.296215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.296318][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.296372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.296473][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.296556][ T32] r4:8484f600 [ 1326.296621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.296725][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.296780][ T32] r4:00000001 [ 1326.296827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.296921][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.296985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.297089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.297198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.297310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.297370][ T32] r4:848b22c0 [ 1326.297477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.297542][ T32] INFO: task kworker/0:209:3794 blocked for more than 452 seconds. [ 1326.297612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.297668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.297718][ T32] task:kworker/0:209 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.297817][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.316707][ T32] Call trace: [ 1326.316842][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.316957][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000013 r6:e05add8c r5:85059800 [ 1326.316987][ T32] r4:85059800 [ 1326.317014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.317059][ T32] r5:85059800 r4:8291a680 [ 1326.317144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.317188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.317256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 [ 1326.317283][ T32] r4:00000000 [ 1326.317344][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.317464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.317563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.317674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0940 ** 4 printk messages dropped ** [ 1326.318606][ T32] r5:00001000 r4:df973000 ** 2 printk messages dropped ** [ 1326.318745][ T32] r5:84be238c r4:84be2000 [ 1326.318772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.319033][ T32] r4:848de480 ** 5 printk messages dropped ** [ 1326.319399][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.320304][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.320558][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1326.320753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1326.320994][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1326.321480][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1326.321573][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.321820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.322121][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.322651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.322942][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.323333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.323376][ T32] r5:84be278c r4:84be2400 [ 1326.323396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.323474][ T32] r7:dddced80 r6:83018000 r5:84be278c r4:848de500 [ 1326.323503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.323552][ T32] r10:61c88647 r9:85058000 r8:848de52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.323653][ T32] r4:848de500 [ 1326.323678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.323725][ T32] r10:00000000 r9:848de500 r8:80287e08 r7:e05a5e60 r6:85063080 r5:85058000 [ 1326.323749][ T32] r4:00000001 [ 1326.323770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.323867][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1326.323915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.323948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.323976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.324006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.324098][ T32] r4:848e0880 [ 1326.324310][ T32] INFO: task kworker/0:210:3796 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.324344][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.324402][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.324474][ T32] Call trace: [ 1326.324507][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.324561][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.324586][ T32] r4:00000000 [ 1326.324631][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.324741][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.324775][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.324807][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.324834][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.324957][ T32] r5:800f0013 r4:80239bb0 [ 1326.325050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.325095][ T32] r4:82ac21e4 [ 1326.325163][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.325253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.325280][ T32] r4:dff95dc0 [ 1326.325300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.325343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.325382][ T32] r4:00000000 [ 1326.325440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.325531][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.325595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.325641][ T32] r5:00001000 r4:dfdad000 [ 1326.325686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.325733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.325870][ T32] r5:848f3f8c r4:848f3c00 [ 1326.325894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.325945][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.325968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.326021][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.326099][ T32] r4:8484f600 [ 1326.326212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.326334][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.326361][ T32] r4:00000001 [ 1326.326439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.326558][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.326616][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.326735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.327135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.327466][ T32] r5:8505a400 r4:8291a680 ** 3 printk messages dropped ** [ 1326.327674][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.327850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0bc0 ** 7 printk messages dropped ** [ 1326.341790][ T32] r5:84be2b8c r4:84be2800 [ 1326.341829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.342805][ T32] r10:00000000 r9:848de400 r8:80287e08 r7:e05a5e60 r6:85063100 r5:8505a400 ** 10 printk messages dropped ** [ 1326.344095][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.344696][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1326.345190][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1326.345669][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1326.346246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.346337][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.346391][ T32] r4:8484f600 [ 1326.346460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.346550][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.346610][ T32] r4:00000001 [ 1326.346651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.346717][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.346774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.346849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.346929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.347032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.347084][ T32] r4:848b22c0 [ 1326.347125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.347241][ T32] INFO: task kworker/0:212:3800 blocked for more than 452 seconds. [ 1326.347307][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.347360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.347399][ T32] task:kworker/0:212 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.347483][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.347627][ T32] Call trace: [ 1326.347729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.347819][ T32] r10:8291a684 r9:e05c5d84 r8:00000002 r7:60000013 r6:e05c5d8c r5:8505c800 [ 1326.347879][ T32] r4:8505c800 [ 1326.348024][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.363511][ T32] r5:8505c800 r4:8291a680 [ 1326.363588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.363653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.363723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c5e08 [ 1326.363760][ T32] r4:00000000 [ 1326.363781][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.363819][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.363858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.363901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e0c40 [ 1326.363923][ T32] r4:00000000 [ 1326.363943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.363990][ T32] r9:83018005 r8:8505c800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.364027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.364104][ T32] r5:00001000 r4:dfb0f000 [ 1326.364148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.364194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.364238][ T32] r5:84be2f8c r4:84be2c00 [ 1326.364259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.364308][ T32] r7:dddced80 r6:83018000 r5:84be2f8c r4:848de600 [ 1326.364329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.364376][ T32] r10:61c88647 r9:8505c800 r8:848de62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.364526][ T32] r10:00000000 r9:848de600 r8:80287e08 r7:e05a5e60 r6:85063180 r5:8505c800 ** 9 printk messages dropped ** [ 1326.365336][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.366023][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.366253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1326.366735][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1326.367065][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1326.367228][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1326.367422][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.367747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.374950][ T32] r9:83018005 r8:8505bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1326.375198][ T32] r5:84be338c r4:84be3000 ** 3 printk messages dropped ** [ 1326.375368][ T32] r10:61c88647 r9:8505bc00 r8:848de6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.375635][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.376426][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.376648][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1326.376881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1326.377294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.377359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.377427][ T32] r5:848f3f8c r4:848f3c00 [ 1326.377471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.377545][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.377574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.377644][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.377679][ T32] r4:8484f600 [ 1326.377708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.377759][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.377805][ T32] r4:00000001 [ 1326.377827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.377865][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.377976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.384154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.384200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.384236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.384260][ T32] r4:848b22c0 [ 1326.384285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.384315][ T32] INFO: task kworker/0:214:3804 blocked for more than 452 seconds. [ 1326.384369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.384421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.384448][ T32] task:kworker/0:214 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.384506][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.384601][ T32] Call trace: [ 1326.384662][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.384718][ T32] r10:8291a684 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:84b40c00 [ 1326.384785][ T32] r4:84b40c00 [ 1326.384815][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.384883][ T32] r5:84b40c00 r4:8291a680 [ 1326.384908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.384949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.384992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 1326.385032][ T32] r4:00000000 [ 1326.385085][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.385145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.385187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.385230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e16c0 [ 1326.385252][ T32] r4:00000000 [ 1326.385333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.385422][ T32] r9:83018005 r8:84b40c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.385450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.385515][ T32] r5:00001000 r4:dfb93000 [ 1326.385544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.385586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.385630][ T32] r5:84be378c r4:84be3400 [ 1326.385651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.385720][ T32] r7:dddced80 r6:83018000 r5:84be378c r4:848de700 [ 1326.385763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.385815][ T32] r10:61c88647 r9:84b40c00 r8:848de72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.385838][ T32] r4:848de700 [ 1326.385858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.385934][ T32] r10:00000000 r9:848de700 r8:80287e08 r7:e05a5e60 r6:848de780 r5:84b40c00 [ 1326.385961][ T32] r4:00000001 [ 1326.385981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.386041][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 1326.386092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.386162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.386251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.386317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.386346][ T32] r4:848e17c0 [ 1326.386735][ T32] INFO: task kworker/0:214:3804 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.386794][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.386898][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.386949][ T32] Call trace: [ 1326.387025][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.387122][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.387171][ T32] r4:00000000 [ 1326.387196][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.387238][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.387269][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 5 printk messages dropped ** [ 1326.387507][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.387550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.387573][ T32] r4:dff95dc0 [ 1326.387613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.387660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.387684][ T32] r4:00000000 [ 1326.387705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.387758][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.387828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.387876][ T32] r5:00001000 r4:dfdad000 [ 1326.387897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.387939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.388058][ T32] r5:848f3f8c r4:848f3c00 [ 1326.396351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.396439][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.396486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.396558][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.396585][ T32] r4:8484f600 [ 1326.396628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.396680][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.396724][ T32] r4:00000001 [ 1326.396748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.396788][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.396819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.396849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.396876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.396959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.396999][ T32] r4:848b22c0 [ 1326.397075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1326.397158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.397573][ T32] r4:84b43c00 ** 3 printk messages dropped ** [ 1326.397743][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.402723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.402917][ T32] r5:84be4b8c r4:84be4800 ** 1 printk messages dropped ** [ 1326.402986][ T32] r7:dddced80 r6:83018000 r5:84be4b8c r4:848de580 ** 4 printk messages dropped ** [ 1326.403194][ T32] r10:00000000 r9:848de580 r8:80287e08 r7:e05a5e60 r6:848de800 r5:84b43c00 [ 1326.403217][ T32] r4:00000001 [ 1326.403238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.403275][ T32] Exception stack(0xe05d1fb0 to 0xe05d1ff8) [ 1326.403315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.403349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.403418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.403454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.403490][ T32] r4:848c6fc0 [ 1326.403890][ T32] INFO: task kworker/0:215:3808 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.403936][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.404006][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.404084][ T32] Call trace: [ 1326.404119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.404189][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.404216][ T32] r4:00000000 [ 1326.404237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.404288][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.404320][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.404350][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.404378][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.404402][ T32] r5:800f0013 r4:80239bb0 [ 1326.404423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.404463][ T32] r4:82ac21e4 [ 1326.404504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.404573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.404601][ T32] r4:dff95dc0 [ 1326.404621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.404852][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1326.405105][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1326.405353][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.405496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.405832][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.406177][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.406419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c6ac0 ** 4 printk messages dropped ** [ 1326.406596][ T32] r5:00001000 r4:dfc2b000 [ 1326.406620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.406677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.406725][ T32] r5:84be3f8c r4:84be3c00 [ 1326.406746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.406813][ T32] r7:dddced80 r6:83018000 r5:84be3f8c r4:848de880 [ 1326.406837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.406895][ T32] r10:61c88647 r9:84b44800 r8:848de8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.406943][ T32] r4:848de880 [ 1326.406966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.407017][ T32] r10:00000000 r9:848de880 r8:80287e08 r7:e05d1e60 r6:848de280 r5:84b44800 [ 1326.407041][ T32] r4:00000001 [ 1326.407060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.407095][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1326.407124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.407173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.407226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.407268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.407294][ T32] r4:848e0ec0 [ 1326.407545][ T32] INFO: task kworker/0:216:3809 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.407579][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.407660][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.407729][ T32] Call trace: [ 1326.407794][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.407849][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.407874][ T32] r4:00000000 [ 1326.407917][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.408038][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.418526][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.418584][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.418616][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.418646][ T32] r5:800f0013 r4:80239bb0 [ 1326.418669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.418724][ T32] r4:82ac21e4 [ 1326.418767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.418816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.418840][ T32] r4:dff95dc0 [ 1326.418860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.418903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.418965][ T32] r4:00000000 [ 1326.419016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.419071][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.419097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.419167][ T32] r5:00001000 r4:dfdad000 [ 1326.419234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.419280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.419346][ T32] r5:848f3f8c r4:848f3c00 [ 1326.419371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.419441][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.419466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.419535][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.419561][ T32] r4:8484f600 [ 1326.419583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.419630][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.419654][ T32] r4:00000001 [ 1326.419717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.419758][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.419806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.419839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.419868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.419917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.419944][ T32] r4:848b22c0 [ 1326.419987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.420025][ T32] INFO: task kworker/0:217:3811 blocked for more than 452 seconds. [ 1326.420059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.420106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.420164][ T32] task:kworker/0:217 state:D stack:0 pid:3811 tgid:3811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.420246][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.420293][ T32] Call trace: [ 1326.420356][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.420431][ T32] r10:8291a684 r9:e05d9d84 r8:00000002 r7:60000013 r6:e05d9d8c r5:84b45400 [ 1326.420478][ T32] r4:84b45400 [ 1326.420501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.420547][ T32] r5:84b45400 r4:8291a680 [ 1326.420588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.420636][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.420680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 [ 1326.420725][ T32] r4:00000000 [ 1326.420749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.420797][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.420857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.420923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85075040 [ 1326.420954][ T32] r4:00000000 [ 1326.420974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.421025][ T32] r9:83018005 r8:84b45400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1326.421048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.421118][ T32] r5:00001000 r4:dfdfb000 [ 1326.421142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.421204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.421253][ T32] r5:84be438c r4:84be4000 [ 1326.421274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.421319][ T32] r7:dddced80 r6:83018000 r5:84be438c r4:848de900 [ 1326.421340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.421551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.422335][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.422812][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.423094][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.423362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1326.423458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.423507][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.423530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.423579][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.423603][ T32] r4:8484f600 [ 1326.423622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.423680][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.423728][ T32] r4:00000001 [ 1326.423750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.423807][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.423837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.423867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.423894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.423946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.423974][ T32] r4:848b22c0 [ 1326.423995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.424025][ T32] INFO: task kworker/0:218:3813 blocked for more than 452 seconds. [ 1326.424094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.424151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.424176][ T32] task:kworker/0:218 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.424734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 ** 12 printk messages dropped ** [ 1326.425325][ T32] r5:84be478c r4:84be4400 ** 7 printk messages dropped ** [ 1326.425716][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1326.426577][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.427028][ T32] r4:dff95dc0 ** 11 printk messages dropped ** [ 1326.427498][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 14 printk messages dropped ** [ 1326.445422][ T32] INFO: task kworker/0:219:3815 blocked for more than 452 seconds. ** 16 printk messages dropped ** [ 1326.446278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1326.446553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.446614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.446682][ T32] r5:84be4f8c r4:84be4c00 [ 1326.446726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.446784][ T32] r7:dddced80 r6:83018000 r5:84be4f8c r4:848de980 [ 1326.446818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.446870][ T32] r10:61c88647 r9:849f0c00 r8:848de9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.446894][ T32] r4:848de980 [ 1326.446914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.446962][ T32] r10:00000000 r9:848de980 r8:80287e08 r7:e05d1e60 r6:848deb00 r5:849f0c00 [ 1326.446984][ T32] r4:00000001 [ 1326.447028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.447071][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1326.447101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.447130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.447158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.447189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.447233][ T32] r4:85075400 [ 1326.447627][ T32] INFO: task kworker/0:219:3815 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.447662][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1326.454908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 17 printk messages dropped ** [ 1326.455672][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 14 printk messages dropped ** [ 1326.456591][ T32] r4:84b98000 ** 8 printk messages dropped ** [ 1326.456911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1326.457462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1326.464740][ T32] Call trace: ** 12 printk messages dropped ** [ 1326.465254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 18 printk messages dropped ** [ 1326.466269][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1326.466637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.466696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.466721][ T32] task:kworker/0:221 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.466806][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.466867][ T32] Call trace: [ 1326.466926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.466996][ T32] r10:8291a684 r9:e05edd84 r8:00000002 r7:60000013 r6:e05edd8c r5:8505e000 [ 1326.467030][ T32] r4:8505e000 [ 1326.467052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.467116][ T32] r5:8505e000 r4:8291a680 [ 1326.467140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.467179][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.467223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 [ 1326.467274][ T32] r4:00000000 [ 1326.467311][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.467371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.467707][ T32] r5:00001000 r4:dfec9000 ** 2 printk messages dropped ** [ 1326.467829][ T32] r5:84be538c r4:84be5000 ** 9 printk messages dropped ** [ 1326.474882][ T32] Exception stack(0xe05edfb0 to 0xe05edff8) ** 12 printk messages dropped ** [ 1326.475967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 21 printk messages dropped ** [ 1326.476850][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 14 printk messages dropped ** [ 1326.477435][ T32] INFO: task kworker/0:222:3820 blocked for more than 452 seconds. ** 13 printk messages dropped ** [ 1326.486454][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.486892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1326.487477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1326.493431][ T32] r4:dff95dc0 ** 13 printk messages dropped ** [ 1326.494299][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1326.495074][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1326.495716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850759c0 ** 6 printk messages dropped ** [ 1326.496057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.496102][ T32] r5:84be5b8c r4:84be5800 [ 1326.496122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.496168][ T32] r7:dddced80 r6:83018000 r5:84be5b8c r4:848def00 [ 1326.496231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.496329][ T32] r10:61c88647 r9:8502c800 r8:848def2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.496357][ T32] r4:848def00 [ 1326.496390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.496468][ T32] r10:00000000 r9:848def00 r8:80287e08 r7:e05e9e60 r6:85063380 r5:8502c800 [ 1326.496497][ T32] r4:00000001 [ 1326.496518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.496554][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1326.496602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.496636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.496676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.496730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.496756][ T32] r4:85075b40 [ 1326.497132][ T32] INFO: task kworker/0:223:3823 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.497186][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.497272][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.497321][ T32] Call trace: [ 1326.497374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.497449][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.497507][ T32] r4:00000000 [ 1326.497530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.497570][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.497609][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.497643][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.497691][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.497719][ T32] r5:800f0013 r4:80239bb0 [ 1326.497740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.497781][ T32] r4:82ac21e4 [ 1326.497832][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.497879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.497903][ T32] r4:dff95dc0 [ 1326.508372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.508527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.508561][ T32] r4:00000000 [ 1326.508583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.508635][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.508660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.508708][ T32] r5:00001000 r4:dfdad000 [ 1326.508729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.508789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.508899][ T32] r5:848f3f8c r4:848f3c00 [ 1326.508925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.508975][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1326.509081][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1326.509190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.509516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1326.509881][ T32] r10:8291a684 r9:e0601d84 r8:00000002 r7:60000013 r6:e0601d8c r5:8505ec00 ** 8 printk messages dropped ** [ 1326.510299][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.510632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.510674][ T32] r5:84be678c r4:84be6400 ** 2 printk messages dropped ** [ 1326.510779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.511149][ T32] Exception stack(0xe0601fb0 to 0xe0601ff8) ** 6 printk messages dropped ** [ 1326.511772][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.512649][ T32] r4:dff95dc0 [ 1326.512678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.512722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.512746][ T32] r4:00000000 [ 1326.512792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.512849][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.512871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.512915][ T32] r5:00001000 r4:dfdad000 [ 1326.512936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.512977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.513028][ T32] r5:848f3f8c r4:848f3c00 [ 1326.513075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.513128][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.513178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.513413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.513645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.513675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.513699][ T32] r4:848b22c0 [ 1326.513721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.513747][ T32] INFO: task kworker/0:225:3826 blocked for more than 453 seconds. [ 1326.513789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.514338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.514854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1326.515595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1326.516847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 17 printk messages dropped ** [ 1326.517660][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 18 printk messages dropped ** [ 1326.536318][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1326.536627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.536667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.536709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850824c0 [ 1326.536732][ T32] r4:00000000 [ 1326.536753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.536801][ T32] r9:83018005 r8:841b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1326.536824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.536866][ T32] r5:00001000 r4:e01d5000 [ 1326.536889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.536930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.536975][ T32] r5:84be7b8c r4:84be7800 [ 1326.536997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.537068][ T32] r7:dddced80 r6:83018000 r5:84be7b8c r4:8507a080 [ 1326.537123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.537178][ T32] r10:61c88647 r9:841b8000 r8:8507a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.537203][ T32] r4:8507a080 [ 1326.537251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.537338][ T32] r10:00000000 r9:8507a080 r8:80287e08 r7:e0601e60 r6:85063500 r5:841b8000 [ 1326.537368][ T32] r4:00000001 [ 1326.537390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1326.546547][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 20 printk messages dropped ** [ 1326.547456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1326.555920][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1326.556657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85075f40 ** 11 printk messages dropped ** [ 1326.557145][ T32] r10:61c88647 r9:841ba400 r8:8507a02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1326.565956][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 21 printk messages dropped ** [ 1326.566948][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 8 printk messages dropped ** [ 1326.567442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.567477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.567513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.567543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.567567][ T32] r4:848b22c0 [ 1326.567591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.567621][ T32] INFO: task kworker/0:228:3832 blocked for more than 453 seconds. [ 1326.567695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.567757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.567782][ T32] task:kworker/0:228 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.567840][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.567967][ T32] Call trace: [ 1326.572886][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.572962][ T32] r10:8291a684 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:841b9800 ** 8 printk messages dropped ** [ 1326.573377][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.573841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.573886][ T32] r5:84be6f8c r4:84be6c00 [ 1326.573908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.573985][ T32] r7:dddced80 r6:83018000 r5:84be6f8c r4:8507a100 [ 1326.574016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.574067][ T32] r10:61c88647 r9:841b9800 r8:8507a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.574128][ T32] r4:8507a100 [ 1326.574162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.574240][ T32] r10:00000000 r9:8507a100 r8:80287e08 r7:e062de60 r6:85063600 r5:841b9800 [ 1326.574268][ T32] r4:00000001 [ 1326.574290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.574417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1326.575776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 17 printk messages dropped ** [ 1326.576617][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 13 printk messages dropped ** [ 1326.577124][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.577167][ T32] Call trace: [ 1326.577253][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.577307][ T32] r10:8291a684 r9:e0645d84 r8:00000002 r7:60000113 r6:e0645d8c r5:841bb000 [ 1326.577331][ T32] r4:841bb000 [ 1326.577378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.577464][ T32] r5:841bb000 r4:8291a680 [ 1326.577518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.577564][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.577608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 1326.577661][ T32] r4:00000000 [ 1326.577685][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.577721][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.577878][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.585775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.586367][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) ** 13 printk messages dropped ** [ 1326.587492][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1326.587687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.587763][ T32] r4:82ac21e4 [ 1326.587819][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.587867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.587920][ T32] r4:dff95dc0 [ 1326.594868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.595011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.595054][ T32] r4:00000000 [ 1326.595160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.595223][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.595249][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.595301][ T32] r5:00001000 r4:dfdad000 [ 1326.595322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.595364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.595427][ T32] r5:848f3f8c r4:848f3c00 [ 1326.595472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.595553][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.595583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.595661][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.595714][ T32] r4:8484f600 [ 1326.595754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.595829][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 1 printk messages dropped ** [ 1326.595875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1326.596358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.596856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.597277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.597453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.597588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.597832][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) ** 6 printk messages dropped ** [ 1326.605770][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1326.605944][ T32] Call trace: [ 1326.605980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.606043][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.606072][ T32] r4:00000000 [ 1326.606093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.606200][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.606268][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.606348][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.606391][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.606449][ T32] r5:800f0013 r4:80239bb0 [ 1326.606494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.606597][ T32] r4:82ac21e4 [ 1326.606652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.606711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.606763][ T32] r4:dff95dc0 [ 1326.606790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.606835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.606872][ T32] r4:00000000 [ 1326.606898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.606947][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.606984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.607040][ T32] r5:00001000 r4:dfdad000 [ 1326.607092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.607146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.607192][ T32] r5:848f3f8c r4:848f3c00 [ 1326.607241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.607325][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.607356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.607409][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.607433][ T32] r4:8484f600 [ 1326.607454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1326.607713][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.614944][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.615371][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1326.615727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.616021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1326.616172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.616289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.616369][ T32] r10:61c88647 r9:841bd400 r8:8507a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.616398][ T32] r4:8507a600 [ 1326.616440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.616520][ T32] r10:00000000 r9:8507a600 r8:80287e08 r7:e0659e60 r6:85063780 r5:841bd400 [ 1326.616549][ T32] r4:00000001 [ 1326.616596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.616639][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) [ 1326.616700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.616769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.616802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.616833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.616898][ T32] r4:85082400 [ 1326.617299][ T32] INFO: task kworker/0:231:3839 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.617337][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.617485][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.617536][ T32] Call trace: [ 1326.617581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.617661][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.617697][ T32] r4:00000000 [ 1326.617720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.617761][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.617790][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.617823][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.617850][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.617874][ T32] r5:800f0013 r4:80239bb0 [ 1326.617922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.622920][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.623052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1326.623392][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1326.623706][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.624046][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.624446][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.624769][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.625157][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.625386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.625431][ T32] r5:8509c38c r4:8509c000 [ 1326.625452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.625524][ T32] r7:dddced80 r6:83018000 r5:8509c38c r4:8507a480 [ 1326.625575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.625627][ T32] r10:61c88647 r9:841bc800 r8:8507a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.625651][ T32] r4:8507a480 [ 1326.625671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.625716][ T32] r10:00000000 r9:8507a480 r8:80287e08 r7:e0659e60 r6:85063800 r5:841bc800 [ 1326.625739][ T32] r4:00000001 [ 1326.625784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.625849][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.625880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.625910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.625940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.625971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.625995][ T32] r4:85082540 [ 1326.626409][ T32] INFO: task kworker/0:232:3841 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.626499][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.626564][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.626641][ T32] Call trace: [ 1326.626708][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.626766][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.626791][ T32] r4:00000000 [ 1326.626865][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.626910][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.626968][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.627037][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.627094][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.627148][ T32] r5:800f0013 r4:80239bb0 [ 1326.627190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.627235][ T32] r4:82ac21e4 [ 1326.627257][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.627300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.627375][ T32] r4:dff95dc0 [ 1326.627404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.627448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.627471][ T32] r4:00000000 [ 1326.627502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.627548][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.627571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.627614][ T32] r5:00001000 r4:dfdad000 [ 1326.627663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.627709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.627754][ T32] r5:848f3f8c r4:848f3c00 [ 1326.627802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.627854][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.627877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.627925][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.638504][ T32] r4:8484f600 [ 1326.638577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.638646][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.638742][ T32] r4:00000001 [ 1326.638793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.638837][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.638868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.638899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.638951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.638986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.639016][ T32] r4:848b22c0 [ 1326.639066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.639128][ T32] INFO: task kworker/0:233:3843 blocked for more than 453 seconds. [ 1326.639165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.639191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.639271][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.639680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.640124][ T32] r5:00001000 r4:e0667000 ** 1 printk messages dropped ** [ 1326.640187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1326.641342][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1326.642948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.643011][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.643065][ T32] r4:00000001 [ 1326.643088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.643124][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.643178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.643212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.643309][ T32] r4:848b22c0 [ 1326.643330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.643356][ T32] INFO: task kworker/0:234:3845 blocked for more than 453 seconds. [ 1326.643386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.643451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.643502][ T32] task:kworker/0:234 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.643581][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.643635][ T32] Call trace: [ 1326.643668][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.643717][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:841bec00 [ 1326.643743][ T32] r4:841bec00 [ 1326.643763][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.643805][ T32] r5:841bec00 r4:8291a680 [ 1326.643826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.643863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.643905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1326.643929][ T32] r4:00000000 [ 1326.643949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.644002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.644074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.644120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082900 [ 1326.644171][ T32] r4:00000000 [ 1326.644195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.644240][ T32] r9:83018005 r8:841bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1326.644264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.644306][ T32] r5:00001000 r4:e067d000 [ 1326.644326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.644368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.644588][ T32] r10:61c88647 r9:841bec00 r8:8507a82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1326.645020][ T32] r4:85082a40 ** 6 printk messages dropped ** [ 1326.645646][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.645823][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1326.646313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1326.646701][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1326.646894][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1326.647311][ T32] INFO: task kworker/0:235:3847 blocked for more than 453 seconds. ** 8 printk messages dropped ** [ 1326.647690][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1326.665988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.666498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.666636][ T32] r7:dddced80 r6:83018000 r5:8509cf8c r4:8507a580 ** 4 printk messages dropped ** [ 1326.666826][ T32] r10:00000000 r9:8507a580 r8:80287e08 r7:e0659e60 r6:85063980 r5:850a8c00 ** 7 printk messages dropped ** [ 1326.667153][ T32] r4:85082980 ** 5 printk messages dropped ** [ 1326.673475][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 7 printk messages dropped ** [ 1326.673760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1326.674550][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 20 printk messages dropped ** [ 1326.675549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.675907][ T32] r4:00000000 [ 1326.675929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.675976][ T32] r9:83018005 r8:850a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.675998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.676047][ T32] r5:00001000 r4:e06ad000 [ 1326.676069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.676109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.676173][ T32] r5:8509d38c r4:8509d000 [ 1326.676197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.676244][ T32] r7:dddced80 r6:83018000 r5:8509d38c r4:8507a680 [ 1326.676265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.676312][ T32] r10:61c88647 r9:850a8000 r8:8507a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.676428][ T32] r4:8507a680 [ 1326.676452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.676521][ T32] r10:00000000 r9:8507a680 r8:80287e08 r7:e0659e60 r6:85063a00 r5:850a8000 [ 1326.676547][ T32] r4:00000001 [ 1326.676568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.676604][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1326.676631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.676682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.676713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.676755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.676781][ T32] r4:85082ac0 [ 1326.677228][ T32] INFO: task kworker/0:236:3849 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.677264][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.677344][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.677417][ T32] Call trace: [ 1326.677450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.677503][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.677544][ T32] r4:00000000 [ 1326.677589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.677653][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.677684][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.677715][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.677741][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.677787][ T32] r5:800f0013 r4:80239bb0 [ 1326.677810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.677852][ T32] r4:82ac21e4 [ 1326.677872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.686259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.686327][ T32] r4:dff95dc0 [ 1326.686384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.686473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.686502][ T32] r4:00000000 [ 1326.686523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.686573][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.686596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.686642][ T32] r5:00001000 r4:dfdad000 [ 1326.686683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.686758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.686826][ T32] r5:848f3f8c r4:848f3c00 [ 1326.686851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.686914][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.686939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.686999][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.687025][ T32] r4:8484f600 [ 1326.687081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.687154][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.687187][ T32] r4:00000001 [ 1326.687228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.687292][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.687325][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.687617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.692173][ T32] r4:850a9800 ** 4 printk messages dropped ** [ 1326.692403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1326.692430][ T32] r4:00000000 [ 1326.692471][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.692509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.692549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.692611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082d80 [ 1326.692639][ T32] r4:00000000 [ 1326.692659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.692708][ T32] r9:83018005 r8:850a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1326.692731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.692791][ T32] r5:00001000 r4:e06cf000 [ 1326.692815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.692856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.692900][ T32] r5:8509d78c r4:8509d400 [ 1326.692920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.692968][ T32] r7:dddced80 r6:83018000 r5:8509d78c r4:8507a780 [ 1326.692991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.693043][ T32] r10:61c88647 r9:850a9800 r8:8507a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.693067][ T32] r4:8507a780 [ 1326.693122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.693194][ T32] r10:00000000 r9:8507a780 r8:80287e08 r7:e0659e60 r6:85063a80 r5:850a9800 [ 1326.693220][ T32] r4:00000001 [ 1326.693241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.693278][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1326.693308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.693349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.693403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.693438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.693478][ T32] r4:85082b80 [ 1326.693873][ T32] INFO: task kworker/0:237:3851 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.693907][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.694004][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.694080][ T32] Call trace: [ 1326.694178][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.694236][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.694261][ T32] r4:00000000 [ 1326.694329][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.694373][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.694405][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.694436][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.694462][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.694486][ T32] r5:800f0013 r4:80239bb0 [ 1326.694506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1326.695410][ T32] r4:8484f600 ** 9 printk messages dropped ** [ 1326.695771][ T32] r4:848b22c0 ** 12 printk messages dropped ** [ 1326.696356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1326.696933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.697242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.697310][ T32] r10:00000000 r9:8507a880 r8:80287e08 r7:e0659e60 r6:85063b00 r5:850aa400 [ 1326.697360][ T32] r4:00000001 [ 1326.697384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697440][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1326.697471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.697501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.697529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.697559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.697581][ T32] r4:85082cc0 [ 1326.697847][ T32] INFO: task kworker/0:238:3853 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.697893][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.709338][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1326.709913][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 16 printk messages dropped ** [ 1326.710463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 19 printk messages dropped ** [ 1326.711282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.711411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.711627][ T32] r10:61c88647 r9:850ac800 r8:8507a9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.712069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1326.712903][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1326.713281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1326.713757][ T32] r5:848f3f8c r4:848f3c00 ** 7 printk messages dropped ** [ 1326.714069][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1326.714668][ T32] Call trace: ** 12 printk messages dropped ** [ 1326.715281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850911c0 ** 6 printk messages dropped ** [ 1326.715626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.715671][ T32] r5:8475178c r4:84751400 [ 1326.715691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.715765][ T32] r7:ddde2d80 r6:83018200 r5:8475178c r4:85063c00 [ 1326.715790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.715850][ T32] r10:61c88647 r9:850ab000 r8:85063c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.715896][ T32] r4:85063c00 [ 1326.715918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.715966][ T32] r10:00000000 r9:85063c00 r8:80287e08 r7:e0569e60 r6:85063c80 r5:850ab000 [ 1326.715989][ T32] r4:00000001 [ 1326.716018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.716084][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1326.716145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.716179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.716247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.716280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.716303][ T32] r4:850917c0 [ 1326.716526][ T32] INFO: task kworker/1:132:3856 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.716558][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.716626][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.716720][ T32] Call trace: [ 1326.716795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.716876][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.716904][ T32] r4:00000000 [ 1326.716930][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.716981][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.717015][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1326.717428][ T32] r4:82ac21e4 [ 1326.717456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.717516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.717549][ T32] r4:dff95dc0 [ 1326.717576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.717634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.717674][ T32] r4:00000000 [ 1326.717742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.717807][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.717836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.717995][ T32] r5:00001000 r4:dfdad000 ** 1 printk messages dropped ** [ 1326.739657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.739893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.740317][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1326.740472][ T32] task:kworker/0:240 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.740975][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.741146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082380 ** 6 printk messages dropped ** [ 1326.741419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.741949][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) ** 12 printk messages dropped ** [ 1326.742841][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.742901][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.742934][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.742965][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.743206][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.743268][ T32] r5:800f0013 r4:80239bb0 [ 1326.743292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.743335][ T32] r4:82ac21e4 [ 1326.743356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.743424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1326.743977][ T32] r5:848f3f8c r4:848f3c00 ** 7 printk messages dropped ** [ 1326.744375][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.744594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.744999][ T32] Call trace: ** 10 printk messages dropped ** [ 1326.745634][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1326.745783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.745828][ T32] r9:83018005 r8:850ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1326.745850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.745892][ T32] r5:00001000 r4:e0713000 [ 1326.746063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.746275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.746367][ T32] r5:8509e78c r4:8509e400 [ 1326.746401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.746481][ T32] r7:dddced80 r6:83018000 r5:8509e78c r4:8507aa00 [ 1326.746514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.746581][ T32] r10:61c88647 r9:850ae000 r8:8507aa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.746613][ T32] r4:8507aa00 [ 1326.746707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.746774][ T32] r10:00000000 r9:8507aa00 r8:80287e08 r7:e0701e60 r6:85063d80 r5:850ae000 [ 1326.746832][ T32] r4:00000001 [ 1326.746861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.746948][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1326.747006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.747077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.747144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.747240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.747278][ T32] r4:8509b100 [ 1326.747655][ T32] INFO: task kworker/0:241:3861 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.747723][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.747824][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.761342][ T32] Call trace: [ 1326.761743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.761982][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.762125][ T32] r4:00000000 [ 1326.762171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.762619][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.762657][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.762700][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.762728][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.762825][ T32] r5:800f0013 r4:80239bb0 [ 1326.762851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.762907][ T32] r4:82ac21e4 [ 1326.763132][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.763183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.763208][ T32] r4:dff95dc0 [ 1326.763326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.763374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.763401][ T32] r4:00000000 [ 1326.763519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.763628][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.763662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.763736][ T32] r5:00001000 r4:dfdad000 [ 1326.763836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.763938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.764023][ T32] r5:848f3f8c r4:848f3c00 [ 1326.764048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.764408][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.764442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.764518][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.764546][ T32] r4:8484f600 [ 1326.764569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.764619][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.764642][ T32] r4:00000001 [ 1326.764703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.764744][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1326.764831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1326.765925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 ** 11 printk messages dropped ** [ 1326.766539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.767230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1326.778716][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1326.779357][ T32] r5:848f3f8c r4:848f3c00 ** 8 printk messages dropped ** [ 1326.779635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1326.779699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.779756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.779816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.779853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.779944][ T32] r4:848b22c0 [ 1326.779973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.780017][ T32] INFO: task kworker/0:243:3864 blocked for more than 453 seconds. [ 1326.780053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.780079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.780102][ T32] task:kworker/0:243 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.780159][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.780247][ T32] Call trace: [ 1326.780310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.780382][ T32] r10:8291a684 r9:e0731d84 r8:00000002 r7:60000113 r6:e0731d8c r5:850abc00 [ 1326.780414][ T32] r4:850abc00 [ 1326.780435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.780479][ T32] r5:850abc00 r4:8291a680 [ 1326.780499][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.780540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.780584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1326.780607][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.780819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.781288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.781772][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.781926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.781980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.782019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.782095][ T32] r4:8509b3c0 [ 1326.782533][ T32] INFO: task kworker/0:243:3864 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.782577][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.782637][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.782744][ T32] Call trace: [ 1326.782791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.782892][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.782921][ T32] r4:00000000 [ 1326.782943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.782984][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1326.783224][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1326.783810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1326.784439][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.784579][ T32] r4:848b22c0 [ 1326.784604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.784632][ T32] INFO: task kworker/0:244:3866 blocked for more than 453 seconds. [ 1326.784662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.784722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.784749][ T32] task:kworker/0:244 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.784835][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.784888][ T32] Call trace: [ 1326.784924][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.785053][ T32] r10:8291a684 r9:e0571d84 r8:00000002 r7:60000013 r6:e0571d8c r5:841a0000 [ 1326.785107][ T32] r4:841a0000 [ 1326.785131][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.785227][ T32] r5:841a0000 r4:8291a680 [ 1326.785252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.785294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.785339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 [ 1326.785392][ T32] r4:00000000 [ 1326.785443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.785510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.785551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.785620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509b700 [ 1326.785647][ T32] r4:00000000 [ 1326.785669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.785715][ T32] r9:83018005 r8:841a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 3 printk messages dropped ** [ 1326.785915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.786091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.786154][ T32] r10:61c88647 r9:841a0000 r8:8507aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.786207][ T32] r4:8507aa80 [ 1326.786230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.786303][ T32] r10:00000000 r9:8507aa80 r8:80287e08 r7:e0725e60 r6:85063f00 r5:841a0000 [ 1326.786330][ T32] r4:00000001 [ 1326.786349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.786410][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) [ 1326.786461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.786507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.786537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.786622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.786649][ T32] r4:8509b540 [ 1326.786953][ T32] INFO: task kworker/0:244:3866 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.786989][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.787113][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.787186][ T32] Call trace: [ 1326.787254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.787855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 12 printk messages dropped ** [ 1326.806249][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 12 printk messages dropped ** [ 1326.807357][ T32] r4:848b22c0 ** 9 printk messages dropped ** [ 1326.815106][ T32] r4:841a1800 ** 4 printk messages dropped ** [ 1326.815403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1326.815428][ T32] r4:00000000 [ 1326.815449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.815485][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.815567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.815614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509b5c0 [ 1326.815655][ T32] r4:00000000 [ 1326.815679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.815752][ T32] r9:83018005 r8:841a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1326.815780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.815827][ T32] r5:00001000 r4:dfa21000 [ 1326.815849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.815899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.815996][ T32] r5:8509f78c r4:8509f400 [ 1326.816061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.816114][ T32] r7:dddced80 r6:83018000 r5:8509f78c r4:8507ac00 [ 1326.816136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.816185][ T32] r10:61c88647 r9:841a1800 r8:8507ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.816208][ T32] r4:8507ac00 [ 1326.816244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.816321][ T32] r10:00000000 r9:8507ac00 r8:80287e08 r7:e0571e60 r6:85063f80 r5:841a1800 [ 1326.816349][ T32] r4:00000001 [ 1326.816371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.816410][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1326.816466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.816506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.816536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.816568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.816618][ T32] r4:8509b3c0 [ 1326.817042][ T32] INFO: task kworker/0:245:3868 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.817106][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.817194][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.817295][ T32] Call trace: [ 1326.817345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.817402][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.817427][ T32] r4:00000000 [ 1326.817449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1326.817598][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1326.824123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1326.824853][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1326.825704][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1326.825963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.825999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.826075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851134c0 [ 1326.826115][ T32] r4:00000000 [ 1326.826138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.826184][ T32] r9:83018005 r8:84b99800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.826207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.826250][ T32] r5:00001000 r4:e0079000 [ 1326.826271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.826311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.826372][ T32] r5:850d938c r4:850d9000 [ 1326.826398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.826445][ T32] r7:dddced80 r6:83018000 r5:850d938c r4:8507ac80 [ 1326.826467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.826527][ T32] r10:61c88647 r9:84b99800 r8:8507acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.826554][ T32] r4:8507ac80 [ 1326.826575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.826622][ T32] r10:00000000 r9:8507ac80 r8:80287e08 r7:e0571e60 r6:8507ad00 r5:84b99800 ** 10 printk messages dropped ** [ 1326.827611][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.836836][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.836918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.836942][ T32] r4:dff95dc0 [ 1326.836962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.837020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.837044][ T32] r4:00000000 [ 1326.837065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.837114][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.837224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.837275][ T32] r5:00001000 r4:dfdad000 [ 1326.837298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.837416][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1326.837678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1326.837832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1326.843066][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.843337][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.843864][ T32] r5:00001000 r4:dfda5000 [ 1326.843903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.843946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.843990][ T32] r5:8509ff8c r4:8509fc00 [ 1326.844015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.844064][ T32] r7:dddced80 r6:83018000 r5:8509ff8c r4:8507ad80 [ 1326.844111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.844191][ T32] r10:61c88647 r9:84b9bc00 r8:8507adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.844237][ T32] r4:8507ad80 [ 1326.844262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.844311][ T32] r10:00000000 r9:8507ad80 r8:80287e08 r7:e05dde60 r6:8507a700 r5:84b9bc00 [ 1326.844368][ T32] r4:00000001 [ 1326.844417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.844511][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) [ 1326.844543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.844574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.844602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.844645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.844671][ T32] r4:8509b640 [ 1326.845032][ T32] INFO: task kworker/0:247:3872 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.845112][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.845245][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.845329][ T32] Call trace: [ 1326.845365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.845425][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.845493][ T32] r4:00000000 [ 1326.845543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.845588][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1326.845733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1326.846329][ T32] r5:848f3f8c r4:848f3c00 ** 7 printk messages dropped ** [ 1326.846805][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.847152][ T32] INFO: task kworker/0:248:3875 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.847489][ T32] r10:8291a684 r9:e0741d84 r8:00000002 r7:60000113 r6:e0741d8c r5:84b9d400 [ 1326.847530][ T32] r4:84b9d400 [ 1326.847580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.847654][ T32] r5:84b9d400 r4:8291a680 [ 1326.847678][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.847752][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.847825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1326.847984][ T32] r4:00000000 [ 1326.858902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.858990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.859082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.859138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509bac0 [ 1326.859191][ T32] r4:00000000 [ 1326.859217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.859266][ T32] r9:83018005 r8:84b9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1326.859290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.859336][ T32] r5:00001000 r4:dfdd9000 [ 1326.859357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.859398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.859442][ T32] r5:850d838c r4:850d8000 [ 1326.859463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.859510][ T32] r7:dddced80 r6:83018000 r5:850d838c r4:8507ae00 [ 1326.859584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.859638][ T32] r10:61c88647 r9:84b9d400 r8:8507ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.859688][ T32] r4:8507ae00 [ 1326.859713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.859762][ T32] r10:00000000 r9:8507ae00 r8:80287e08 r7:e05dde60 r6:8507af00 r5:84b9d400 [ 1326.859786][ T32] r4:00000001 [ 1326.859831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.859873][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1326.859939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.859974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.860011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.860043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.860067][ T32] r4:8509bbc0 [ 1326.860413][ T32] INFO: task kworker/0:248:3875 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.860490][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.860625][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.860733][ T32] Call trace: [ 1326.860773][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.860865][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.860903][ T32] r4:00000000 [ 1326.860997][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.861046][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.861077][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.861164][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.861195][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.861227][ T32] r5:800f0013 r4:80239bb0 [ 1326.861251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.861296][ T32] r4:82ac21e4 [ 1326.861317][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.861361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.861425][ T32] r4:dff95dc0 [ 1326.861448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.861492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.861515][ T32] r4:00000000 [ 1326.861697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.861773][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.861799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.861843][ T32] r5:00001000 r4:dfdad000 [ 1326.861866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.861941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.861989][ T32] r5:848f3f8c r4:848f3c00 [ 1326.862037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.862090][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.862129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.862205][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.862232][ T32] r4:8484f600 [ 1326.862253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.862306][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.862331][ T32] r4:00000001 [ 1326.862351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.862388][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.862414][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.862444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.862471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.862517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.862596][ T32] r4:848b22c0 [ 1326.862648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.862681][ T32] INFO: task kworker/0:249:3877 blocked for more than 453 seconds. [ 1326.862741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.862771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.862794][ T32] task:kworker/0:249 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.862873][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.862928][ T32] Call trace: ** 1 printk messages dropped ** [ 1326.863045][ T32] r10:8291a684 r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:84b9ec00 ** 4 printk messages dropped ** [ 1326.863254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.863298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1326.863348][ T32] r4:00000000 [ 1326.863382][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1326.863522][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.863810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.863994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.864047][ T32] r10:61c88647 r9:84b9ec00 r8:8507afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.864072][ T32] r4:8507af80 [ 1326.864117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.864167][ T32] r10:00000000 r9:8507af80 r8:80287e08 r7:e05dde60 r6:8507a400 r5:84b9ec00 [ 1326.864195][ T32] r4:00000001 [ 1326.864217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.864252][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1326.864281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.864312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.864368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.864407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.864458][ T32] r4:8509bc80 [ 1326.864687][ T32] INFO: task kworker/0:249:3877 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.864721][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.864778][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.864971][ T32] Call trace: [ 1326.865011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.865092][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.865150][ T32] r4:00000000 [ 1326.865174][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.865215][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.865245][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.865308][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.865364][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.865395][ T32] r5:800f0013 r4:80239bb0 [ 1326.865442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.865497][ T32] r4:82ac21e4 [ 1326.865537][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.865614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.865675][ T32] r4:dff95dc0 [ 1326.865698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.865768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.865822][ T32] r4:00000000 [ 1326.865846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.865927][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.865978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866054][ T32] r5:00001000 r4:dfdad000 [ 1326.866098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.866194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866268][ T32] r5:848f3f8c r4:848f3c00 [ 1326.866292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.866342][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.866368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.866423][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.866450][ T32] r4:8484f600 [ 1326.866469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.866517][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.866540][ T32] r4:00000001 [ 1326.866607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.866647][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.866675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.866731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.866762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.866999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1326.867797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.888721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.888968][ T32] r10:61c88647 r9:84b9e000 r8:8507aeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.889390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.890420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1326.890976][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1326.891406][ T32] r4:8484f600 ** 5 printk messages dropped ** [ 1326.891680][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.892133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.892155][ T32] task:kworker/0:251 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.892238][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.892310][ T32] Call trace: [ 1326.892376][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.892427][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000013 r6:e0755d8c r5:84b9a400 [ 1326.892479][ T32] r4:84b9a400 [ 1326.892518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.892564][ T32] r5:84b9a400 r4:8291a680 [ 1326.892586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.892627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.892716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1326.892769][ T32] r4:00000000 [ 1326.892797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.892836][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.892872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.892927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113000 [ 1326.892977][ T32] r4:00000000 [ 1326.893014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.893087][ T32] r9:83018005 r8:84b9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1326.893131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.893203][ T32] r5:00001000 r4:dffb7000 [ 1326.893227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.893268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.893311][ T32] r5:850d8f8c r4:850d8c00 [ 1326.893337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.893386][ T32] r7:dddced80 r6:83018000 r5:850d8f8c r4:8507a300 [ 1326.893408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.893485][ T32] r10:61c88647 r9:84b9a400 r8:8507a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.893512][ T32] r4:8507a300 [ 1326.893558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.893635][ T32] r10:00000000 r9:8507a300 r8:80287e08 r7:e05dde60 r6:8507a280 r5:84b9a400 [ 1326.893661][ T32] r4:00000001 [ 1326.893681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.893717][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1326.893745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.893778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.894249][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.894900][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.895066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1326.895388][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1326.895597][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.895620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.895720][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.895749][ T32] r4:8484f600 [ 1326.895796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.895848][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.895894][ T32] r4:00000001 [ 1326.895943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.896010][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.896069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.896156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.896189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.896253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.896280][ T32] r4:848b22c0 [ 1326.896302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.896340][ T32] INFO: task kworker/0:252:3884 blocked for more than 453 seconds. [ 1326.896384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.896411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.896433][ T32] task:kworker/0:252 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.896510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.896610][ T32] Call trace: [ 1326.896697][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.896748][ T32] r10:8291a684 r9:e0759d84 r8:00000002 r7:60000013 r6:e0759d8c r5:84b9b000 [ 1326.896775][ T32] r4:84b9b000 [ 1326.896796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.896840][ T32] r5:84b9b000 r4:8291a680 [ 1326.896888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.896964][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.897045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1326.897080][ T32] r4:00000000 [ 1326.897114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1326.897253][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.897399][ T32] r5:00001000 r4:e009d000 ** 1 printk messages dropped ** [ 1326.897518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.897824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.916309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.917067][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.917124][ T32] Call trace: [ 1326.917159][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.917234][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.917263][ T32] r4:00000000 [ 1326.917285][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.917327][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.917388][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.917423][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.917450][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.917476][ T32] r5:800f0013 r4:80239bb0 [ 1326.917498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.917567][ T32] r4:82ac21e4 [ 1326.917593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.917637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.917662][ T32] r4:dff95dc0 [ 1326.917683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.917754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.917804][ T32] r4:00000000 [ 1326.917842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.917912][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.917981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.920557][ T32] r5:00001000 r4:dfdad000 [ 1326.920618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.920708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.920759][ T32] r5:848f3f8c r4:848f3c00 [ 1326.920816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.920940][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.920968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1326.921088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.921367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.921679][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.921876][ T32] r10:8291a684 r9:e075dd84 r8:00000002 r7:60000113 r6:e075dd8c r5:84b9c800 [ 1326.921926][ T32] r4:84b9c800 [ 1326.921952][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.921997][ T32] r5:84b9c800 r4:8291a680 [ 1326.922028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.922095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.922213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 1326.922248][ T32] r4:00000000 [ 1326.922270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.922331][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.922375][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.922418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85114f00 [ 1326.922441][ T32] r4:00000000 [ 1326.922488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.922540][ T32] r9:83018205 r8:84b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.922579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.922631][ T32] r5:00001000 r4:dfe31000 [ 1326.922679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.922725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.922796][ T32] r5:8515138c r4:85151000 [ 1326.922820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.922869][ T32] r7:ddde2d80 r6:83018200 r5:8515138c r4:8511b000 [ 1326.922891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.922952][ T32] r10:61c88647 r9:84b9c800 r8:8511b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.922979][ T32] r4:8511b000 [ 1326.923002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.923086][ T32] r10:00000000 r9:8511b000 r8:80287e08 r7:e0569e60 r6:85112000 r5:84b9c800 [ 1326.923114][ T32] r4:00000001 [ 1326.923160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.923199][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1326.923228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.923283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.923333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.923366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.923389][ T32] r4:85091380 [ 1326.923767][ T32] INFO: task kworker/1:133:3886 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.923802][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.924122][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.924328][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1326.924693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1326.925184][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1326.925501][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1326.925657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.925688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.925716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.925746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.925780][ T32] r4:848b22c0 [ 1326.925804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.925830][ T32] INFO: task kworker/0:253:3889 blocked for more than 453 seconds. [ 1326.925887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.925915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.925963][ T32] task:kworker/0:253 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.926043][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.926160][ T32] Call trace: [ 1326.926198][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.926249][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000013 r6:e0765d8c r5:84b98c00 [ 1326.926275][ T32] r4:84b98c00 [ 1326.926321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.926425][ T32] r5:84b98c00 r4:8291a680 [ 1326.926457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.926498][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.926543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1326.926567][ T32] r4:00000000 [ 1326.926599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.926667][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.926706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.926749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113a00 [ 1326.926772][ T32] r4:00000000 [ 1326.926818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.926895][ T32] r9:83018005 r8:84b98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1326.926950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.927014][ T32] r5:00001000 r4:e00cb000 [ 1326.927038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.927079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.927122][ T32] r5:850d9b8c r4:850d9800 [ 1326.927173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.927247][ T32] r7:dddced80 r6:83018000 r5:850d9b8c r4:85112180 [ 1326.927299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.927350][ T32] r10:61c88647 r9:84b98c00 r8:851121ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.927374][ T32] r4:85112180 [ 1326.927394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.927464][ T32] r10:00000000 r9:85112180 r8:80287e08 r7:e0759e60 r6:85112200 r5:84b98c00 [ 1326.927490][ T32] r4:00000001 [ 1326.927536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.927576][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1326.927605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.927637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.927704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.927744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.927788][ T32] r4:85113600 [ 1326.940654][ T32] INFO: task kworker/0:253:3889 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.940778][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.940907][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.941026][ T32] Call trace: [ 1326.941063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.941145][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.941175][ T32] r4:00000000 [ 1326.941197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.941241][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.941274][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.941306][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.941567][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.941730][ T32] r5:800f0013 r4:80239bb0 [ 1326.941756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.941838][ T32] r4:82ac21e4 [ 1326.941865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.941912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.941984][ T32] r4:dff95dc0 [ 1326.942015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.942059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.942082][ T32] r4:00000000 [ 1326.942126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.942235][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.942262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.942308][ T32] r5:00001000 r4:dfdad000 ** 1 printk messages dropped ** [ 1326.942408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.943072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1326.943647][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.944254][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.944711][ T32] r5:00001000 r4:e00b1000 [ 1326.944731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.944881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.944930][ T32] r5:8475278c r4:84752400 [ 1326.944960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.945043][ T32] r7:ddde2d80 r6:83018200 r5:8475278c r4:8511b100 [ 1326.945070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.945147][ T32] r10:61c88647 r9:850b8000 r8:8511b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.945202][ T32] r4:8511b100 [ 1326.945225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.945283][ T32] r10:00000000 r9:8511b100 r8:80287e08 r7:e075de60 r6:85112080 r5:850b8000 [ 1326.945309][ T32] r4:00000001 [ 1326.945332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.945383][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1326.945413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.945444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.945476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.945543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.945576][ T32] r4:85091380 [ 1326.945878][ T32] INFO: task kworker/1:134:3890 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.945942][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.946006][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.946058][ T32] Call trace: [ 1326.946164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.946232][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.946259][ T32] r4:00000000 [ 1326.946316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.946407][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.946465][ T32] 5d20: a76d0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.946513][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.946543][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.946568][ T32] r5:800f0013 r4:80239bb0 [ 1326.946589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.946630][ T32] r4:82ac21e4 [ 1326.946704][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.946752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.946776][ T32] r4:dff95dc0 [ 1326.946796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.946838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.946862][ T32] r4:00000000 [ 1326.946893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.946941][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.946964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.947013][ T32] r5:00001000 r4:dfdad000 [ 1326.947036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.947136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.947192][ T32] r5:848f3f8c r4:848f3c00 [ 1326.947215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.947263][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.947286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.947363][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.947417][ T32] r4:8484f600 [ 1326.947471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.947526][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1326.947551][ T32] r4:00000001 [ 1326.947571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.947643][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1326.947675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.947732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.947779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.947819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1326.947957][ T32] INFO: task kworker/1:135:3892 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.968725][ T32] r4:841a3000 ** 4 printk messages dropped ** [ 1326.969079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1326.969109][ T32] r4:00000000 [ 1326.969130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.969169][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.969210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.969255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85114b00 [ 1326.969280][ T32] r4:00000000 [ 1326.969301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.969351][ T32] r9:83018205 r8:841a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1326.969374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.969421][ T32] r5:00001000 r4:e07cf000 [ 1326.969469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.969517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.969564][ T32] r5:8515038c r4:85150000 [ 1326.969585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.969634][ T32] r7:ddde2d80 r6:83018200 r5:8515038c r4:8511b180 [ 1326.969669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.969742][ T32] r10:61c88647 r9:841a3000 r8:8511b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.969769][ T32] r4:8511b180 [ 1326.969790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.969880][ T32] r10:00000000 r9:8511b180 r8:80287e08 r7:e075de60 r6:8511b280 r5:841a3000 [ 1326.969935][ T32] r4:00000001 [ 1326.969985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.970033][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1326.970166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.970215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.970244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.970306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.970334][ T32] r4:8434edc0 [ 1326.970735][ T32] INFO: task kworker/1:135:3892 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.970794][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.970901][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.971023][ T32] Call trace: [ 1326.971302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.971487][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.971709][ T32] r4:00000000 [ 1326.971743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.971789][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.971820][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.971852][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.972285][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.972572][ T32] r5:800f0013 r4:80239bb0 [ 1326.972598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.972741][ T32] r4:82ac21e4 [ 1326.972767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.972813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1326.973136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.973633][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1326.973993][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1326.974385][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1326.974581][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.974984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113a80 ** 6 printk messages dropped ** [ 1326.975220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.975519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.975843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.976512][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.976695][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1326.976953][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1326.977198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.977638][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1326.977761][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.994470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.994767][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.994875][ T32] Call trace: [ 1326.994915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.994972][ T32] r10:8291a684 r9:e0775d84 r8:00000002 r7:60000113 r6:e0775d8c r5:841a4800 [ 1326.994999][ T32] r4:841a4800 [ 1326.995079][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.995131][ T32] r5:841a4800 r4:8291a680 [ 1326.995153][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.995193][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.995238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0775e08 [ 1326.995262][ T32] r4:00000000 [ 1326.995283][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.995318][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.995355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.995402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113f40 [ 1326.995425][ T32] r4:00000000 [ 1326.995446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.995494][ T32] r9:83018005 r8:841a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.995517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.995588][ T32] r5:00001000 r4:e052d000 [ 1326.995614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.995657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.995726][ T32] r5:850daf8c r4:850dac00 [ 1326.995752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.995833][ T32] r7:dddced80 r6:83018000 r5:850daf8c r4:85112380 [ 1326.995867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.995917][ T32] r10:61c88647 r9:841a4800 r8:851123ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.995943][ T32] r4:85112380 [ 1326.995976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.996036][ T32] r10:00000000 r9:85112380 r8:80287e08 r7:e074de60 r6:8511b200 r5:841a4800 [ 1326.996063][ T32] r4:00000001 [ 1326.996095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.996164][ T32] Exception stack(0xe0775fb0 to 0xe0775ff8) [ 1326.996196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.996227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.996255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.996285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.996309][ T32] r4:85113ac0 [ 1326.996692][ T32] INFO: task kworker/0:255:3896 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1326.996729][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.996816][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.996869][ T32] Call trace: [ 1326.996935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.996989][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1326.997033][ T32] r4:00000000 [ 1326.997059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.997100][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1326.997130][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1326.997161][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1326.997187][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.997212][ T32] r5:800f0013 r4:80239bb0 [ 1326.997233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.997274][ T32] r4:82ac21e4 [ 1326.997333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.997385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1326.997410][ T32] r4:dff95dc0 [ 1326.997430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.997472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1326.997496][ T32] r4:00000000 [ 1326.997516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.997628][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.997654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.997699][ T32] r5:00001000 r4:dfdad000 [ 1326.997734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.997780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.997824][ T32] r5:848f3f8c r4:848f3c00 [ 1326.997845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.997892][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1326.997975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.004700][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.004743][ T32] r4:8484f600 [ 1327.004775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.004839][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.004882][ T32] r4:00000001 [ 1327.004906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.004972][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.005006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.005043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.005073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.005103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.005127][ T32] r4:848b22c0 [ 1327.005150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.005202][ T32] INFO: task kworker/0:256:3898 blocked for more than 453 seconds. [ 1327.005242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.005269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.005293][ T32] task:kworker/0:256 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.005413][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.005495][ T32] Call trace: [ 1327.005557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.005616][ T32] r10:8291a684 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:841a5400 [ 1327.005644][ T32] r4:841a5400 [ 1327.005666][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.005712][ T32] r5:841a5400 r4:8291a680 [ 1327.005736][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.005777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.005821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1327.005872][ T32] r4:00000000 [ 1327.005898][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.005987][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.006037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.006083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113cc0 [ 1327.006131][ T32] r4:00000000 [ 1327.006188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.006240][ T32] r9:83018005 r8:841a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1327.006400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.006453][ T32] r5:850da38c r4:850da000 ** 2 printk messages dropped ** [ 1327.006581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.006862][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.006989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.007934][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.014814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 16 printk messages dropped ** [ 1327.015559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1327.016140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.016487][ T32] r10:8291a684 r9:e0785d84 r8:00000002 r7:60000013 r6:e0785d8c r5:841a6000 ** 5 printk messages dropped ** [ 1327.016843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1327.016871][ T32] r4:00000000 [ 1327.016904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.016945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.016986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.017037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113d80 [ 1327.017063][ T32] r4:00000000 [ 1327.017086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.017160][ T32] r9:83018005 r8:841a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.017217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.017267][ T32] r5:00001000 r4:e015d000 [ 1327.017291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.017342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.017400][ T32] r5:850da78c r4:850da400 [ 1327.017426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.017503][ T32] r7:dddced80 r6:83018000 r5:850da78c r4:85112480 [ 1327.017531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.017607][ T32] r10:61c88647 r9:841a6000 r8:851124ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.017635][ T32] r4:85112480 [ 1327.017657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.017704][ T32] r10:00000000 r9:85112480 r8:80287e08 r7:e0775e60 r6:8511b380 r5:841a6000 [ 1327.017729][ T32] r4:00000001 [ 1327.017777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.017819][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1327.017848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.018017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.026651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.026704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.026732][ T32] r4:85113ac0 [ 1327.027151][ T32] INFO: task kworker/0:257:3899 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.027195][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.027305][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.027398][ T32] Call trace: [ 1327.027437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.027497][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.027526][ T32] r4:00000000 [ 1327.027548][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.027619][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.027670][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.027706][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1327.033036][ T32] r4:dff95dc0 ** 3 printk messages dropped ** [ 1327.033236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1327.034212][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.035137][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.036497][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.055199][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1327.069417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.069788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.070529][ T32] r4:85112500 ** 4 printk messages dropped ** [ 1327.071057][ T32] Exception stack(0xe0791fb0 to 0xe0791ff8) ** 4 printk messages dropped ** [ 1327.072569][ T32] r4:85113e00 ** 5 printk messages dropped ** [ 1327.074019][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1327.074333][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.075754][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1327.076699][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1327.077018][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.077319][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.096901][ T32] task:kworker/0:259 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.102471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.102792][ T32] r5:00001000 r4:e0589000 ** 2 printk messages dropped ** [ 1327.102975][ T32] r5:850dbf8c r4:850dbc00 [ 1327.103000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.103074][ T32] r7:dddced80 r6:83018000 r5:850dbf8c r4:85112300 [ 1327.103118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.103187][ T32] r10:61c88647 r9:841a6c00 r8:8511232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.103214][ T32] r4:85112300 [ 1327.103249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.103314][ T32] r10:00000000 r9:85112300 r8:80287e08 r7:e0775e60 r6:8511b480 r5:841a6c00 [ 1327.103340][ T32] r4:00000001 [ 1327.103361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.103419][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) [ 1327.103471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.103528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.103559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.103590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.103644][ T32] r4:8509b840 [ 1327.104034][ T32] INFO: task kworker/0:259:3905 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.104071][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.104174][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.104286][ T32] Call trace: [ 1327.104379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.104436][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.104461][ T32] r4:00000000 [ 1327.104481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.104521][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.104572][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.104607][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.104635][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.104659][ T32] r5:800f0013 r4:80239bb0 [ 1327.104708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.104752][ T32] r4:82ac21e4 [ 1327.104774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.104818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.104841][ T32] r4:dff95dc0 [ 1327.104896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.104943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.104966][ T32] r4:00000000 [ 1327.104987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.105039][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.105061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.105104][ T32] r5:00001000 r4:dfdad000 [ 1327.105155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.105230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.105276][ T32] r5:848f3f8c r4:848f3c00 [ 1327.105324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.105375][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.105402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.105451][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.105474][ T32] r4:8484f600 [ 1327.105533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.105585][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.105638][ T32] r4:00000001 [ 1327.105661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1327.105727][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.106309][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.106634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1327.107082][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.107291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.107388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.107672][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.120110][ T32] r4:8509b840 ** 2 printk messages dropped ** [ 1327.120612][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.120991][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 13 printk messages dropped ** [ 1327.121622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.122194][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1327.122371][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.122752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.123247][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.123520][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.123935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.124098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.124186][ T32] r5:850db78c r4:850db400 [ 1327.124210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.124286][ T32] r7:dddced80 r6:83018000 r5:850db78c r4:85112580 [ 1327.124312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.124362][ T32] r10:61c88647 r9:83a68000 r8:851125ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.124385][ T32] r4:85112580 [ 1327.124404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.124450][ T32] r10:00000000 r9:85112580 r8:80287e08 r7:e079de60 r6:8511b580 r5:83a68000 [ 1327.124473][ T32] r4:00000001 [ 1327.124492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.124527][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1327.124554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.124583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.124640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.124673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.124698][ T32] r4:85113f80 [ 1327.124955][ T32] INFO: task kworker/0:261:3907 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.125025][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.125120][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.125212][ T32] Call trace: [ 1327.125306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.125362][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.125391][ T32] r4:00000000 [ 1327.125435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.125534][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.125594][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.125643][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.125701][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.125759][ T32] r5:800f0013 r4:80239bb0 [ 1327.125783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.125854][ T32] r4:82ac21e4 [ 1327.125878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.125922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.125976][ T32] r4:dff95dc0 [ 1327.126035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.126081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.126162][ T32] r4:00000000 [ 1327.126192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.126241][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.126303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.126353][ T32] r5:00001000 r4:dfdad000 [ 1327.126376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.126454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.126501][ T32] r5:848f3f8c r4:848f3c00 [ 1327.126522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.126601][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.126626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.126676][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.126699][ T32] r4:8484f600 [ 1327.126719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.126810][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.126837][ T32] r4:00000001 [ 1327.126885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.126924][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.126984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.127022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.127051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.127107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.127134][ T32] r4:848b22c0 [ 1327.127155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.127198][ T32] INFO: task kworker/0:262:3909 blocked for more than 453 seconds. [ 1327.127230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.127255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.127300][ T32] task:kworker/0:262 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.127350][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.127421][ T32] Call trace: [ 1327.127458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.127508][ T32] r10:8291a684 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:850b9800 [ 1327.127531][ T32] r4:850b9800 [ 1327.127552][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.127627][ T32] r5:850b9800 r4:8291a680 [ 1327.127650][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.127707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.127790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1327.127816][ T32] r4:00000000 [ 1327.127836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.127982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.137043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.137129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c140 [ 1327.137157][ T32] r4:00000000 [ 1327.137178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.137228][ T32] r9:83018005 r8:850b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.137251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.137329][ T32] r5:00001000 r4:e057f000 [ 1327.137355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.137399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.137496][ T32] r5:850dbb8c r4:850db800 [ 1327.137521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.137606][ T32] r7:dddced80 r6:83018000 r5:850dbb8c r4:85112280 [ 1327.137671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.137754][ T32] r10:61c88647 r9:850b9800 r8:851122ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.137799][ T32] r4:85112280 [ 1327.137850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1327.138581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.138799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.139383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.139850][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1327.140295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1327.140757][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1327.140993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.141336][ T32] INFO: task kworker/0:263:3912 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.141808][ T32] r5:850ba400 r4:8291a680 ** 3 printk messages dropped ** [ 1327.142071][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.142272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c440 ** 7 printk messages dropped ** [ 1327.142738][ T32] r5:850e438c r4:850e4000 [ 1327.142780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.142939][ T32] r4:85112780 ** 4 printk messages dropped ** [ 1327.143186][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) ** 2 printk messages dropped ** [ 1327.143272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.143370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.143427][ T32] r4:8511c100 [ 1327.143704][ T32] INFO: task kworker/0:263:3912 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.143768][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.143861][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.143969][ T32] Call trace: [ 1327.144065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.144123][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.144148][ T32] r4:00000000 [ 1327.144201][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.144245][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.144275][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.144306][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.144333][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.144385][ T32] r5:800f0013 r4:80239bb0 [ 1327.144450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.144493][ T32] r4:82ac21e4 [ 1327.144531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.144609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.144635][ T32] r4:dff95dc0 [ 1327.144686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.144731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.144789][ T32] r4:00000000 [ 1327.144812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.144888][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.144920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.145002][ T32] r5:00001000 r4:dfdad000 [ 1327.145031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.145074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.145119][ T32] r5:848f3f8c r4:848f3c00 [ 1327.145139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.145222][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.145263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.145314][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.145351][ T32] r4:8484f600 [ 1327.145374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.145457][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.145495][ T32] r4:00000001 [ 1327.145537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.145605][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.145691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.145725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.145785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.145845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.145886][ T32] r4:848b22c0 [ 1327.145909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.145966][ T32] INFO: task kworker/0:264:3914 blocked for more than 453 seconds. [ 1327.146009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.146043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.146066][ T32] task:kworker/0:264 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.146126][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.146207][ T32] Call trace: [ 1327.146245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.146294][ T32] r10:8291a684 r9:e07b1d84 r8:00000002 r7:60000013 r6:e07b1d8c r5:850bb000 [ 1327.146346][ T32] r4:850bb000 [ 1327.146370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.146446][ T32] r5:850bb000 r4:8291a680 [ 1327.146470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.146567][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.146646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1327.146702][ T32] r4:00000000 [ 1327.146725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.146762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.146832][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.146915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c7c0 [ 1327.146942][ T32] r4:00000000 [ 1327.146963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.147015][ T32] r9:83018005 r8:850bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1327.147039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.147111][ T32] r5:00001000 r4:e07bb000 [ 1327.147135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.147176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.147219][ T32] r5:850e4b8c r4:850e4800 [ 1327.147273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.147356][ T32] r7:dddced80 r6:83018000 r5:850e4b8c r4:85112680 [ 1327.147381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.147461][ T32] r10:61c88647 r9:850bb000 r8:851126ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.147516][ T32] r4:85112680 [ 1327.147539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.147587][ T32] r10:00000000 r9:85112680 r8:80287e08 r7:e07ade60 r6:85112900 r5:850bb000 [ 1327.147610][ T32] r4:00000001 [ 1327.147629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.147665][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.147721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.147755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.147823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.147855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.147888][ T32] r4:8511c380 [ 1327.167054][ T32] INFO: task kworker/0:264:3914 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.167204][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.167327][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.167430][ T32] Call trace: [ 1327.167492][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.167553][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.167578][ T32] r4:00000000 [ 1327.167622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.167670][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.167732][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.167823][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.167883][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.172831][ T32] r5:800f0013 r4:80239bb0 [ 1327.172895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.172955][ T32] r4:82ac21e4 [ 1327.172977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.173028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.173077][ T32] r4:dff95dc0 [ 1327.173117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.173164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.173189][ T32] r4:00000000 [ 1327.173209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.173256][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.173279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.173324][ T32] r5:00001000 r4:dfdad000 [ 1327.173346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.173386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.173457][ T32] r5:848f3f8c r4:848f3c00 [ 1327.173482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.173552][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.173579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.173630][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.173653][ T32] r4:8484f600 [ 1327.173674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.173721][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.173744][ T32] r4:00000001 [ 1327.173763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.173800][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.173830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.173860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.173887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.173926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.173992][ T32] r4:848b22c0 [ 1327.174025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.174056][ T32] INFO: task kworker/0:265:3916 blocked for more than 453 seconds. [ 1327.174091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.174160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.174188][ T32] task:kworker/0:265 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.174246][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.174317][ T32] Call trace: [ 1327.174363][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.174420][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:850bc800 [ 1327.174444][ T32] r4:850bc800 [ 1327.174517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.174564][ T32] r5:850bc800 r4:8291a680 [ 1327.174608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.174651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.174695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1327.174718][ T32] r4:00000000 [ 1327.174748][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.174786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.174822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.174865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c580 [ 1327.174887][ T32] r4:00000000 [ 1327.174941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.174992][ T32] r9:83018005 r8:850bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1327.175192][ T32] r5:850e478c r4:850e4400 [ 1327.175213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.175281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.175512][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) ** 6 printk messages dropped ** [ 1327.176143][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.176711][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.177018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1327.177539][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1327.186610][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.187103][ T32] INFO: task kworker/0:266:3918 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.187819][ T32] r5:850be000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.192877][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.193355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.193490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1327.193730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.194522][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.195118][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.195285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1327.195460][ T32] r4:00000000 [ 1327.195510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.195561][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.195613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.195661][ T32] r5:00001000 r4:dfdad000 [ 1327.195683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.195755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.195803][ T32] r5:848f3f8c r4:848f3c00 [ 1327.195825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.195874][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.195926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.195979][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.196003][ T32] r4:8484f600 [ 1327.196059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.196112][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.196166][ T32] r4:00000001 [ 1327.196221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.196259][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.196287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.196316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.196344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.196404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.196432][ T32] r4:848b22c0 [ 1327.196454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.196482][ T32] INFO: task kworker/0:267:3920 blocked for more than 453 seconds. [ 1327.196518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.196545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.196567][ T32] task:kworker/0:267 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.196614][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.196656][ T32] Call trace: [ 1327.196717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.196769][ T32] r10:8291a684 r9:e07cdd84 r8:00000002 r7:60000013 r6:e07cdd8c r5:850bec00 [ 1327.196824][ T32] r4:850bec00 [ 1327.196848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.196943][ T32] r5:850bec00 r4:8291a680 [ 1327.196967][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.197007][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.197058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 [ 1327.197082][ T32] r4:00000000 [ 1327.197132][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.197171][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.197270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.197316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ccc0 [ 1327.197339][ T32] r4:00000000 [ 1327.197385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.197467][ T32] r9:83018005 r8:850bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1327.197493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.197541][ T32] r5:00001000 r4:e07d5000 [ 1327.197563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.197605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.197680][ T32] r5:850e538c r4:850e5000 [ 1327.197718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.197768][ T32] r7:dddced80 r6:83018000 r5:850e538c r4:85112a80 [ 1327.197789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.197871][ T32] r10:61c88647 r9:850bec00 r8:85112aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.197985][ T32] r4:85112a80 [ 1327.210552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.210642][ T32] r10:00000000 r9:85112a80 r8:80287e08 r7:e07c5e60 r6:85112c80 r5:850bec00 [ 1327.210669][ T32] r4:00000001 [ 1327.210720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.210774][ T32] Exception stack(0xe07cdfb0 to 0xe07cdff8) [ 1327.210810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.210842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.210870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.210900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1327.211323][ T32] INFO: task kworker/0:267:3920 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 2 printk messages dropped ** [ 1327.211576][ T32] Call trace: [ 1327.211610][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.211696][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.211725][ T32] r4:00000000 [ 1327.211746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.211787][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.211816][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.211846][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.211872][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.211949][ T32] r5:800f0013 r4:80239bb0 [ 1327.211974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.212028][ T32] r4:82ac21e4 [ 1327.212050][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.212108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.212169][ T32] r4:dff95dc0 [ 1327.212194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.212238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.212300][ T32] r4:00000000 [ 1327.212324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.212375][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.212400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.212474][ T32] r5:00001000 r4:dfdad000 [ 1327.212530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.212575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.212656][ T32] r5:848f3f8c r4:848f3c00 [ 1327.212681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.213051][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1327.213355][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1327.213570][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.213911][ T32] r5:83a6a400 r4:8291a680 ** 5 printk messages dropped ** [ 1327.214166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.214494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.214576][ T32] r5:85150b8c r4:85150800 [ 1327.214596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.214643][ T32] r7:ddde2d80 r6:83018200 r5:85150b8c r4:8511b600 [ 1327.214664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.214737][ T32] r10:61c88647 r9:83a6a400 r8:8511b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.214764][ T32] r4:8511b600 [ 1327.214815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.214904][ T32] r10:00000000 r9:8511b600 r8:80287e08 r7:e075de60 r6:8511b780 r5:83a6a400 [ 1327.214930][ T32] r4:00000001 [ 1327.214950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.215018][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1327.215050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.215080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.215107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.215136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.215190][ T32] r4:85114ac0 [ 1327.215455][ T32] INFO: task kworker/1:136:3922 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.215488][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.215545][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.215623][ T32] Call trace: [ 1327.215711][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1327.215875][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1327.216103][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.216323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1327.216852][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.217277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1327.217720][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1327.226523][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.226830][ T32] r9:83018005 r8:850b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 1327.227064][ T32] r5:850e5b8c r4:850e5800 ** 3 printk messages dropped ** [ 1327.227301][ T32] r10:61c88647 r9:850b8c00 r8:85112b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.227325][ T32] r4:85112b00 [ 1327.227386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.227455][ T32] r10:00000000 r9:85112b00 r8:80287e08 r7:e07cde60 r6:85112d80 r5:850b8c00 [ 1327.227510][ T32] r4:00000001 [ 1327.227533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.227572][ T32] Exception stack(0xe07e1fb0 to 0xe07e1ff8) [ 1327.227632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.227667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.227698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.227734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.227792][ T32] r4:8511c8c0 [ 1327.234593][ T32] INFO: task kworker/0:268:3923 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.234711][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.234859][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.234922][ T32] Call trace: [ 1327.234994][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.235063][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.235119][ T32] r4:00000000 [ 1327.235160][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.235224][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.235258][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.235292][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.235320][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.235345][ T32] r5:800f0013 r4:80239bb0 [ 1327.235366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.235446][ T32] r4:82ac21e4 [ 1327.235499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.235577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.235604][ T32] r4:dff95dc0 [ 1327.235654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.235703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.235760][ T32] r4:00000000 [ 1327.235784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.235960][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.236007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.236061][ T32] r5:00001000 r4:dfdad000 [ 1327.236084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.236125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.236170][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1327.236438][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1327.236657][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1327.236848][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1327.237167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.237560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.245279][ T32] r9:83018005 r8:84b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1327.245584][ T32] r5:850e578c r4:850e5400 [ 1327.245641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.245790][ T32] r4:85112c00 ** 6 printk messages dropped ** [ 1327.246060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.246762][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.247035][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1327.247365][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1327.247707][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1327.254176][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1327.254336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.254602][ T32] INFO: task kworker/0:270:3931 blocked for more than 453 seconds. ** 5 printk messages dropped ** [ 1327.254893][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.255281][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.255738][ T32] r5:850e638c r4:850e6000 [ 1327.255774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.255963][ T32] r10:61c88647 r9:84b46000 r8:85112d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.256377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.257324][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.257501][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1327.257613][ T32] r4:82ac21e4 [ 1327.257638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.257694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.257731][ T32] r4:dff95dc0 [ 1327.257754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.257820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.257880][ T32] r4:00000000 [ 1327.264754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.264880][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.264928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.264983][ T32] r5:00001000 r4:dfdad000 [ 1327.265005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.265072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.265126][ T32] r5:848f3f8c r4:848f3c00 [ 1327.265148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.265197][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.265219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.265271][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.265295][ T32] r4:8484f600 [ 1327.265326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.265386][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.265436][ T32] r4:00000001 [ 1327.265490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.265542][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.265576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.265607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.265667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.265710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.265736][ T32] r4:848b22c0 [ 1327.265761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.265791][ T32] INFO: task kworker/0:271:3932 blocked for more than 453 seconds. [ 1327.265824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.265875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.265903][ T32] task:kworker/0:271 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.265974][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.266027][ T32] Call trace: [ 1327.266062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.266162][ T32] r10:8291a684 r9:e05b9d84 r8:00000002 r7:60000113 r6:e05b9d8c r5:850bd400 [ 1327.266198][ T32] r4:850bd400 [ 1327.266219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.266279][ T32] r5:850bd400 r4:8291a680 [ 1327.266306][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.266346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.266390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b9e08 [ 1327.266413][ T32] r4:00000000 [ 1327.266433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.266468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.266503][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.266545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124140 [ 1327.266568][ T32] r4:00000000 [ 1327.266601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.266672][ T32] r9:83018005 r8:850bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1327.266697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.266756][ T32] r5:00001000 r4:df981000 [ 1327.266788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.266830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.266874][ T32] r5:850e5f8c r4:850e5c00 [ 1327.266894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.266939][ T32] r7:dddced80 r6:83018000 r5:850e5f8c r4:85112e00 [ 1327.266960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.267052][ T32] r10:61c88647 r9:850bd400 r8:85112e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.267080][ T32] r4:85112e00 [ 1327.267126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.267175][ T32] r10:00000000 r9:85112e00 r8:80287e08 r7:e07d9e60 r6:85112f00 r5:850bd400 [ 1327.267198][ T32] r4:00000001 [ 1327.267218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.267253][ T32] Exception stack(0xe05b9fb0 to 0xe05b9ff8) [ 1327.267287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.267327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.267360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.267391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.267434][ T32] r4:85124300 [ 1327.267834][ T32] INFO: task kworker/0:271:3932 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.267878][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.274202][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.274362][ T32] Call trace: [ 1327.274438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.274501][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.274544][ T32] r4:00000000 [ 1327.274576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.274618][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.274649][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.274679][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.274727][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.274755][ T32] r5:800f0013 r4:80239bb0 [ 1327.274786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.274854][ T32] r4:82ac21e4 [ 1327.274885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.274931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.274955][ T32] r4:dff95dc0 [ 1327.274976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.275023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.275047][ T32] r4:00000000 [ 1327.275077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.275128][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.275172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.275248][ T32] r5:00001000 r4:dfdad000 [ 1327.275284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.275336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.275387][ T32] r5:848f3f8c r4:848f3c00 [ 1327.275429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.275574][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.275920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.275949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.275978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.276003][ T32] r4:848b22c0 [ 1327.276031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.276083][ T32] INFO: task kworker/0:272:3933 blocked for more than 453 seconds. [ 1327.276156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.276184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.276208][ T32] task:kworker/0:272 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.276262][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.276306][ T32] Call trace: [ 1327.276373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.276423][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000113 r6:e0649d8c r5:850bbc00 [ 1327.276446][ T32] r4:850bbc00 [ 1327.276487][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.276554][ T32] r5:850bbc00 r4:8291a680 [ 1327.276592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.276634][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.276689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1327.276720][ T32] r4:00000000 [ 1327.276740][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.276775][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.276810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.276871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851242c0 [ 1327.276906][ T32] r4:00000000 [ 1327.276928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.276977][ T32] r9:83018005 r8:850bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.277000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.277083][ T32] r5:00001000 r4:dfaef000 [ 1327.277126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.277169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.277213][ T32] r5:850e678c r4:850e6400 [ 1327.277233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.277284][ T32] r7:dddced80 r6:83018000 r5:850e678c r4:85128000 [ 1327.277327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.277382][ T32] r10:61c88647 r9:850bbc00 r8:8512802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.277426][ T32] r4:85128000 [ 1327.277470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.277540][ T32] r10:00000000 r9:85128000 r8:80287e08 r7:e07d9e60 r6:85128080 r5:850bbc00 [ 1327.277566][ T32] r4:00000001 [ 1327.277607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.277657][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1327.277686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.277736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.277788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.277840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.277866][ T32] r4:85124300 [ 1327.287021][ T32] INFO: task kworker/0:272:3933 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.287123][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.287276][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.287346][ T32] Call trace: [ 1327.287423][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.287486][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.287512][ T32] r4:00000000 [ 1327.287534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.287588][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.287621][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.287652][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.287679][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.287703][ T32] r5:800f0013 r4:80239bb0 [ 1327.287724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.287830][ T32] r4:82ac21e4 [ 1327.287854][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.292195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.292310][ T32] r4:dff95dc0 [ 1327.292345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.292406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 5 printk messages dropped ** [ 1327.292641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.293088][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1327.293356][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1327.293610][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.293924][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.294402][ T32] r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1327.294650][ T32] r5:850e6b8c r4:850e6800 ** 2 printk messages dropped ** [ 1327.294762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.294971][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.295091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.295119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.295160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.295187][ T32] r4:85124300 [ 1327.295624][ T32] INFO: task kworker/0:273:3934 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.295661][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.295739][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.295786][ T32] Call trace: [ 1327.295867][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.295956][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.296006][ T32] r4:00000000 [ 1327.296068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.296115][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.296179][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.296213][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.296291][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.296375][ T32] r5:800f0013 r4:80239bb0 [ 1327.296433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.296477][ T32] r4:82ac21e4 [ 1327.296498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.296541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.296564][ T32] r4:dff95dc0 [ 1327.296583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.296625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.296647][ T32] r4:00000000 [ 1327.296667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.296712][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.296734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.296800][ T32] r5:00001000 r4:dfdad000 [ 1327.296825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.296867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.296961][ T32] r5:848f3f8c r4:848f3c00 [ 1327.296985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.297038][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.297061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.297108][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.297131][ T32] r4:8484f600 [ 1327.297152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.297199][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.297222][ T32] r4:00000001 [ 1327.297274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.297342][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1327.297484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.297679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.308602][ T32] r4:84998c00 ** 5 printk messages dropped ** [ 1327.308917][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.309439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.309545][ T32] r5:850e6f8c r4:850e6c00 ** 3 printk messages dropped ** [ 1327.309747][ T32] r10:61c88647 r9:84998c00 r8:8512822c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.309935][ T32] r4:00000001 [ 1327.309957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.309995][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1327.310060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.310097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.310173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.310207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.310231][ T32] r4:85124300 [ 1327.310619][ T32] INFO: task kworker/0:274:3935 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.310654][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.310759][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.310811][ T32] Call trace: [ 1327.310845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.310908][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.310964][ T32] r4:00000000 [ 1327.310988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.311034][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.311086][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.311167][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.311207][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.311234][ T32] r5:800f0013 r4:80239bb0 [ 1327.311277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.311321][ T32] r4:82ac21e4 [ 1327.311342][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.311386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.311409][ T32] r4:dff95dc0 [ 1327.311429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.311470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.311492][ T32] r4:00000000 [ 1327.311512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.311556][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.311613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.311659][ T32] r5:00001000 r4:dfdad000 [ 1327.311680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.311742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.311789][ T32] r5:848f3f8c r4:848f3c00 [ 1327.311811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.311859][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.311907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.311981][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.312037][ T32] r4:8484f600 [ 1327.312072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.312131][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.312157][ T32] r4:00000001 [ 1327.312215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.312312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.312660][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.313026][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.313426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.313593][ T32] r5:85150f8c r4:85150c00 ** 4 printk messages dropped ** [ 1327.313782][ T32] r4:8511b680 ** 10 printk messages dropped ** [ 1327.314568][ T32] INFO: task kworker/1:137:3938 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 18 printk messages dropped ** [ 1327.315321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 17 printk messages dropped ** [ 1327.316092][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1327.316494][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1327.317260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c180 ** 9 printk messages dropped ** [ 1327.317628][ T32] r7:ddde2d80 r6:83018200 r5:85151b8c r4:8511b880 ** 11 printk messages dropped ** [ 1327.334093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1327.335169][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1327.335582][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1327.335925][ T32] r4:8484f600 [ 1327.335965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.336041][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.336092][ T32] r4:00000001 [ 1327.336144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.336184][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.336213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.336243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.336302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.336370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.336415][ T32] r4:848b22c0 [ 1327.336444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.336503][ T32] INFO: task kworker/1:139:3942 blocked for more than 453 seconds. [ 1327.336619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.336651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.336674][ T32] task:kworker/1:139 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.336761][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.336839][ T32] Call trace: [ 1327.336873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.336935][ T32] r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000113 r6:e07f9d8c r5:83a68c00 [ 1327.336971][ T32] r4:83a68c00 [ 1327.336995][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.337046][ T32] r5:83a68c00 r4:8291a680 [ 1327.337082][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.337134][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.337180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.337224][ T32] r4:00000000 [ 1327.337248][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.337310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.337385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.337490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8434ef00 [ 1327.337533][ T32] r4:00000000 [ 1327.337558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.337605][ T32] r9:83018205 r8:83a68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1327.337628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.337672][ T32] r5:00001000 r4:dfe83000 [ 1327.337693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.337733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.337775][ T32] r5:8515178c r4:85151400 [ 1327.337795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.337841][ T32] r7:ddde2d80 r6:83018200 r5:8515178c r4:8511b900 [ 1327.337862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.346835][ T32] r10:61c88647 r9:83a68c00 r8:8511b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.346893][ T32] r4:8511b900 [ 1327.346918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.346986][ T32] r10:00000000 r9:8511b900 r8:80287e08 r7:e07f5e60 r6:8511b980 r5:83a68c00 [ 1327.347054][ T32] r4:00000001 [ 1327.347078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.347119][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.347150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.347183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.347213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.347289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.347318][ T32] r4:85114a40 [ 1327.347710][ T32] INFO: task kworker/1:139:3942 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.347777][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.352605][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.352710][ T32] Call trace: [ 1327.352770][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.352852][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.352890][ T32] r4:00000000 [ 1327.352913][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.352987][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.353054][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.353122][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.353183][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.353283][ T32] r5:800f0013 r4:80239bb0 [ 1327.353316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.353363][ T32] r4:82ac21e4 [ 1327.353413][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.353461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.353506][ T32] r4:dff95dc0 [ 1327.353530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.353591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.353616][ T32] r4:00000000 [ 1327.353636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.353684][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.353737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.353784][ T32] r5:00001000 r4:dfdad000 [ 1327.353841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.353896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.353942][ T32] r5:848f3f8c r4:848f3c00 [ 1327.353996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.354148][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.354201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.354256][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.354346][ T32] r4:8484f600 [ 1327.354371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.354437][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.354500][ T32] r4:00000001 [ 1327.354536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1327.354633][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.355030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.355074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.355113][ T32] task:kworker/1:140 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.355166][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.355270][ T32] Call trace: [ 1327.355392][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.355478][ T32] r10:8291a684 r9:e0631d84 r8:00000002 r7:60000013 r6:e0631d8c r5:83a6d400 [ 1327.355504][ T32] r4:83a6d400 [ 1327.355526][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.355610][ T32] r5:83a6d400 r4:8291a680 [ 1327.355664][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.355718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.355793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1327.355818][ T32] r4:00000000 [ 1327.355838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.355892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.355933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.355976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c2c0 [ 1327.356036][ T32] r4:00000000 [ 1327.356060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.356161][ T32] r9:83018205 r8:83a6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1327.356186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.356229][ T32] r5:00001000 r4:e0009000 [ 1327.356285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.356328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.356371][ T32] r5:85151f8c r4:85151c00 [ 1327.356412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.356479][ T32] r7:ddde2d80 r6:83018200 r5:85151f8c r4:8511ba00 [ 1327.356518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.356568][ T32] r10:61c88647 r9:83a6d400 r8:8511ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.356622][ T32] r4:8511ba00 [ 1327.356670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.356747][ T32] r10:00000000 r9:8511ba00 r8:80287e08 r7:e07f5e60 r6:8511bb00 r5:83a6d400 ** 4 printk messages dropped ** [ 1327.356939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.357734][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.369178][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1327.369663][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1327.370021][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.370094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.370218][ T32] r5:00001000 r4:dfdad000 [ 1327.370290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.370336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.370418][ T32] r5:848f3f8c r4:848f3c00 [ 1327.370470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.370554][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.370579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.370631][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.370678][ T32] r4:8484f600 [ 1327.370703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.370752][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.370888][ T32] r4:00000001 [ 1327.370920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.370989][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.371024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.371094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.371125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.371182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.371209][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1327.371435][ T32] task:kworker/1:141 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.372146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0801e08 ** 9 printk messages dropped ** [ 1327.372606][ T32] r5:00001000 r4:e0069000 ** 2 printk messages dropped ** [ 1327.372753][ T32] r5:8515278c r4:85152400 [ 1327.372807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.372978][ T32] r4:8511bb80 ** 4 printk messages dropped ** [ 1327.373239][ T32] Exception stack(0xe0801fb0 to 0xe0801ff8) ** 5 printk messages dropped ** [ 1327.373801][ T32] INFO: task kworker/1:141:3947 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 7 printk messages dropped ** [ 1327.374250][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1327.374468][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.374664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1327.375078][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1327.375357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1327.375764][ T32] task:kworker/1:142 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.375849][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.375937][ T32] Call trace: [ 1327.375973][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.376066][ T32] r10:8291a684 r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:83a6ec00 [ 1327.376094][ T32] r4:83a6ec00 [ 1327.376116][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.376183][ T32] r5:83a6ec00 r4:8291a680 [ 1327.376234][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.376276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.376377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0805e08 [ 1327.376403][ T32] r4:00000000 [ 1327.376476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.376515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.376580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.376643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c480 [ 1327.376682][ T32] r4:00000000 [ 1327.376736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.376841][ T32] r9:83018205 r8:83a6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.376869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.376952][ T32] r5:00001000 r4:e002f000 [ 1327.376976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.377022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.377101][ T32] r5:8515238c r4:85152000 [ 1327.377136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.377185][ T32] r7:ddde2d80 r6:83018200 r5:8515238c r4:8511bc00 [ 1327.377207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.377285][ T32] r10:61c88647 r9:83a6ec00 r8:8511bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.377313][ T32] r4:8511bc00 [ 1327.377333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.377411][ T32] r10:00000000 r9:8511bc00 r8:80287e08 r7:e0801e60 r6:8511bd00 r5:83a6ec00 [ 1327.377448][ T32] r4:00000001 [ 1327.377471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.377507][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) [ 1327.377572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.377642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.377686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.377737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.377763][ T32] r4:8512c440 [ 1327.396135][ T32] INFO: task kworker/1:142:3949 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.396240][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.396321][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.396410][ T32] Call trace: [ 1327.396502][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.396583][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.396614][ T32] r4:00000000 [ 1327.396669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.396716][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.396786][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.396858][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.396926][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.396956][ T32] r5:800f0013 r4:80239bb0 [ 1327.396977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.397025][ T32] r4:82ac21e4 [ 1327.397046][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.397117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.397144][ T32] r4:dff95dc0 [ 1327.397184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.397266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.397293][ T32] r4:00000000 [ 1327.397326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.397411][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.397471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.397520][ T32] r5:00001000 r4:dfdad000 [ 1327.397569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.397670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.397754][ T32] r5:848f3f8c r4:848f3c00 [ 1327.397779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.397828][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.397889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.403111][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.403156][ T32] r4:8484f600 [ 1327.403200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.403292][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.403320][ T32] r4:00000001 [ 1327.403363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.403417][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.403483][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.403634][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1327.403823][ T32] task:kworker/1:143 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.403935][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.404024][ T32] Call trace: [ 1327.404087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.404143][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:83a6b000 [ 1327.404183][ T32] r4:83a6b000 [ 1327.404207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.404253][ T32] r5:83a6b000 r4:8291a680 [ 1327.404295][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.404365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.404441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1327.404487][ T32] r4:00000000 [ 1327.404522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.404582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.404645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.404691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c740 [ 1327.404715][ T32] r4:00000000 [ 1327.404758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.404830][ T32] r9:83018205 r8:83a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.404887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.404935][ T32] r5:00001000 r4:e0141000 [ 1327.404958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.404999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.405067][ T32] r5:85152b8c r4:85152800 [ 1327.405093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.405142][ T32] r7:ddde2d80 r6:83018200 r5:85152b8c r4:8511bd80 [ 1327.405184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.405235][ T32] r10:61c88647 r9:83a6b000 r8:8511bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.405284][ T32] r4:8511bd80 [ 1327.405316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.405365][ T32] r10:00000000 r9:8511bd80 r8:80287e08 r7:e0801e60 r6:8511bc80 r5:83a6b000 [ 1327.405401][ T32] r4:00000001 [ 1327.405424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.405461][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1327.405488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.405547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.405600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.405633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.405656][ T32] r4:8512c740 [ 1327.406084][ T32] INFO: task kworker/1:143:3951 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.406177][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.406847][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 1 printk messages dropped ** [ 1327.406953][ T32] r5:800f0013 r4:80239bb0 [ 1327.406993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.407079][ T32] r4:82ac21e4 [ 1327.407104][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.407178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.407207][ T32] r4:dff95dc0 [ 1327.407255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.407378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.407404][ T32] r4:00000000 [ 1327.407488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.407538][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.408065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.420232][ T32] r5:00001000 r4:dfdad000 [ 1327.420279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.420341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.420388][ T32] r5:848f3f8c r4:848f3c00 [ 1327.420410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.420461][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.420484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.420537][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.420599][ T32] r4:8484f600 [ 1327.420644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.420767][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.420797][ T32] r4:00000001 [ 1327.420820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.421120][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.421164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.421198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.421228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.421340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.421409][ T32] r4:848b22c0 [ 1327.421437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.421471][ T32] INFO: task kworker/1:144:3954 blocked for more than 453 seconds. [ 1327.421608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.421715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.421818][ T32] task:kworker/1:144 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.421891][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.421938][ T32] Call trace: [ 1327.422181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.422379][ T32] r10:8291a684 r9:e080dd84 r8:00000002 r7:60000113 r6:e080dd8c r5:83a69800 [ 1327.422407][ T32] r4:83a69800 [ 1327.422430][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.423080][ T32] r5:83a69800 r4:8291a680 [ 1327.423107][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.423654][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.423706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e080de08 [ 1327.423733][ T32] r4:00000000 [ 1327.423753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.423789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.424277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.424327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c840 [ 1327.424890][ T32] r4:00000000 [ 1327.424982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.425922][ T32] r9:83018205 r8:83a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.425951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.426021][ T32] r5:00001000 r4:e01ab000 [ 1327.426046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.426166][ T32] r5:85152f8c r4:85152c00 [ 1327.426244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.426301][ T32] r7:ddde2d80 r6:83018200 r5:85152f8c r4:8511be00 [ 1327.426323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.426614][ T32] r4:8511be00 ** 1 printk messages dropped ** [ 1327.426889][ T32] r10:00000000 r9:8511be00 r8:80287e08 r7:e07fde60 r6:8511bf00 r5:83a69800 ** 4 printk messages dropped ** [ 1327.443543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.443636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.444866][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 3 printk messages dropped ** [ 1327.445118][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1327.446548][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.447794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1327.459817][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.460072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.460440][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1327.460533][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1327.460619][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1327.460751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.460930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.461407][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.461888][ T32] r4:8505b000 ** 1 printk messages dropped ** [ 1327.462043][ T32] r5:8505b000 r4:8291a680 ** 1 printk messages dropped ** [ 1327.462314][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.462363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 [ 1327.462395][ T32] r4:00000000 [ 1327.462417][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.462455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.462592][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.462704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ca80 [ 1327.462731][ T32] r4:00000000 [ 1327.462815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.462864][ T32] r9:83018205 r8:8505b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1327.462897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.462942][ T32] r5:00001000 r4:e01b9000 [ 1327.462962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.463054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.463121][ T32] r5:8515338c r4:85153000 [ 1327.463145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.463193][ T32] r7:ddde2d80 r6:83018200 r5:8515338c r4:8511bf80 [ 1327.463216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.463340][ T32] r10:61c88647 r9:8505b000 r8:8511bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.463379][ T32] r4:8511bf80 [ 1327.463400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.463486][ T32] r10:00000000 r9:8511bf80 r8:80287e08 r7:e080de60 r6:8511be80 r5:8505b000 [ 1327.463513][ T32] r4:00000001 [ 1327.463533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.463606][ T32] Exception stack(0xe0811fb0 to 0xe0811ff8) [ 1327.463646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.463719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.463757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.463833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.463862][ T32] r4:8512c880 [ 1327.464448][ T32] INFO: task kworker/1:145:3955 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.464488][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.464616][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.464886][ T32] Call trace: [ 1327.464931][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.464987][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.465018][ T32] r4:00000000 [ 1327.465039][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.465079][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.465109][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.465176][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.465210][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.465236][ T32] r5:800f0013 r4:80239bb0 [ 1327.465258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.465301][ T32] r4:82ac21e4 [ 1327.465322][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.465368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.465599][ T32] r4:dff95dc0 [ 1327.465641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.465687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.465710][ T32] r4:00000000 [ 1327.465768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.466123][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.466231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.466360][ T32] r5:00001000 r4:dfdad000 [ 1327.466400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.466444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.466489][ T32] r5:848f3f8c r4:848f3c00 [ 1327.466509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.466556][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.466579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.466627][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.466652][ T32] r4:8484f600 [ 1327.466672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.466720][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.466743][ T32] r4:00000001 [ 1327.466762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.466797][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1327.466959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.467830][ T32] r4:841a8000 ** 7 printk messages dropped ** [ 1327.484577][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.485403][ T32] r5:8515378c r4:85153400 ** 3 printk messages dropped ** [ 1327.485550][ T32] r10:61c88647 r9:841a8000 r8:8512302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.486403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.487774][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1327.502204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 7 printk messages dropped ** [ 1327.504058][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1327.504582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.505067][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1327.506078][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.507510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.540058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1327.541182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1327.547812][ T32] Call trace: ** 10 printk messages dropped ** [ 1327.563301][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1327.564291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.564849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.565690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.566313][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.566718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.567518][ T32] r5:00001000 r4:e05af000 ** 2 printk messages dropped ** [ 1327.567629][ T32] r5:85153f8c r4:85153c00 [ 1327.567650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.584852][ T32] r4:85123200 ** 4 printk messages dropped ** [ 1327.585768][ T32] Exception stack(0xe081dfb0 to 0xe081dff8) ** 6 printk messages dropped ** [ 1327.586848][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.601505][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.601809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1327.602749][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1327.603387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.604026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.604587][ T32] r4:841aa400 [ 1327.604608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.604652][ T32] r5:841aa400 r4:8291a680 [ 1327.604674][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.604784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.604832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 [ 1327.604857][ T32] r4:00000000 [ 1327.604877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.604962][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.605027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.605090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509a040 [ 1327.605116][ T32] r4:00000000 [ 1327.605160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.605235][ T32] r9:83018205 r8:841aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.605262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.605309][ T32] r5:00001000 r4:e05c1000 [ 1327.606142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.606196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.606242][ T32] r5:84750b8c r4:84750800 [ 1327.607162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.607440][ T32] r7:ddde2d80 r6:83018200 r5:84750b8c r4:85123280 [ 1327.607476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.607820][ T32] r10:61c88647 r9:841aa400 r8:851232ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.607914][ T32] r4:85123280 [ 1327.620380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.620585][ T32] r10:00000000 r9:85123280 r8:80287e08 r7:e081de60 r6:85123300 r5:841aa400 [ 1327.620620][ T32] r4:00000001 [ 1327.620660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.620706][ T32] Exception stack(0xe0821fb0 to 0xe0821ff8) [ 1327.620738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.621057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.621117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.621979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.622031][ T32] r4:8509a240 [ 1327.622484][ T32] INFO: task kworker/1:149:3964 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.622527][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.622850][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.622908][ T32] Call trace: [ 1327.622945][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.623290][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.623322][ T32] r4:00000000 [ 1327.625270][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.625331][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.625363][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.625399][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.625462][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.625555][ T32] r5:800f0013 r4:80239bb0 [ 1327.625581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.625627][ T32] r4:82ac21e4 [ 1327.626095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.626179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.626207][ T32] r4:dff95dc0 [ 1327.626352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.626402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.626750][ T32] r4:00000000 [ 1327.626776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.626826][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.626926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.626975][ T32] r5:00001000 r4:dfdad000 [ 1327.626997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.627060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.627195][ T32] r5:848f3f8c r4:848f3c00 [ 1327.627285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.627340][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.627363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.627988][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.639529][ T32] r4:8484f600 [ 1327.639573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.639649][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 1 printk messages dropped ** [ 1327.639811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1327.640690][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.644168][ T32] r5:841ab000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.644770][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.645373][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.646288][ T32] r5:8515838c r4:85158000 [ 1327.646466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.646615][ T32] r4:85123400 ** 1 printk messages dropped ** [ 1327.647153][ T32] r10:00000000 r9:85123400 r8:80287e08 r7:e0821e60 r6:85123480 r5:841ab000 [ 1327.647201][ T32] r4:00000001 [ 1327.647224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.647262][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1327.647290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.647322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.647972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.669701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.669756][ T32] r4:8509a240 [ 1327.670239][ T32] INFO: task kworker/1:150:3966 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.670391][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.670481][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.670615][ T32] Call trace: [ 1327.670715][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.670777][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.670886][ T32] r4:00000000 [ 1327.670913][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.670957][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.670989][ T32] 5d20: a7c92000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.671027][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.671093][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.671164][ T32] r5:800f0013 r4:80239bb0 [ 1327.671190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.671292][ T32] r4:82ac21e4 [ 1327.671520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.671577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.671602][ T32] r4:dff95dc0 [ 1327.671623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.671667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.671727][ T32] r4:00000000 [ 1327.671913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.671973][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.672000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.672052][ T32] r5:00001000 r4:dfdad000 [ 1327.672205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.672254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.672305][ T32] r5:848f3f8c r4:848f3c00 [ 1327.672622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.672677][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.672701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.672774][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.672800][ T32] r4:8484f600 [ 1327.672822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.672871][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.672895][ T32] r4:00000001 [ 1327.672915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.672952][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.673340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.673378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.673547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.673988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.674027][ T32] r4:848b22c0 [ 1327.674722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.674764][ T32] INFO: task kworker/1:151:3967 blocked for more than 454 seconds. [ 1327.675350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.675426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.675453][ T32] task:kworker/1:151 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.675548][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.675594][ T32] Call trace: [ 1327.675627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.675676][ T32] r10:8291a684 r9:e082dd84 r8:00000002 r7:60000013 r6:e082dd8c r5:841abc00 [ 1327.675701][ T32] r4:841abc00 ** 1 printk messages dropped ** [ 1327.675836][ T32] r5:841abc00 r4:8291a680 ** 2 printk messages dropped ** [ 1327.676187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 ** 4 printk messages dropped ** [ 1327.677096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509a5c0 ** 5 printk messages dropped ** [ 1327.721016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.721211][ T32] r5:85158b8c r4:85158800 [ 1327.721783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.721856][ T32] r7:ddde2d80 r6:83018200 r5:85158b8c r4:85123500 [ 1327.721881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.722125][ T32] r4:85123500 ** 2 printk messages dropped ** [ 1327.722488][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.723390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.725514][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.748639][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1327.752058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1327.757825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.790788][ T32] task:kworker/1:152 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.790895][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.791080][ T32] Call trace: [ 1327.792692][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.792889][ T32] r10:8291a684 r9:e0809d84 r8:00000002 r7:60000013 r6:e0809d8c r5:841ac800 [ 1327.793100][ T32] r4:841ac800 [ 1327.794132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.794193][ T32] r5:841ac800 r4:8291a680 [ 1327.794216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.795245][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.795308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0809e08 [ 1327.795335][ T32] r4:00000000 [ 1327.795357][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.795786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.795831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.795887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509a380 [ 1327.796228][ T32] r4:00000000 [ 1327.796255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.796847][ T32] r9:83018205 r8:841ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1327.797019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.797070][ T32] r5:00001000 r4:e05f9000 [ 1327.797094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.797136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.797181][ T32] r5:8515878c r4:85158400 [ 1327.797933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.810912][ T32] r7:ddde2d80 r6:83018200 r5:8515878c r4:85123580 [ 1327.812630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.813353][ T32] r10:61c88647 r9:841ac800 r8:851235ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.813416][ T32] r4:85123580 [ 1327.813448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.813505][ T32] r10:00000000 r9:85123580 r8:80287e08 r7:e082de60 r6:85123600 r5:841ac800 [ 1327.814136][ T32] r4:00000001 [ 1327.815250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.815307][ T32] Exception stack(0xe0809fb0 to 0xe0809ff8) [ 1327.815342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.815392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.815440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.816232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.816283][ T32] r4:8509a100 [ 1327.816696][ T32] INFO: task kworker/1:152:3969 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.816799][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.817124][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.836373][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.857891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 15 printk messages dropped ** [ 1327.865060][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1327.867956][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1327.889370][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1327.889575][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.889965][ T32] r5:841ad400 r4:8291a680 ** 3 printk messages dropped ** [ 1327.890120][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.890299][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.890897][ T32] r5:85158f8c r4:85158c00 [ 1327.890923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.891111][ T32] r10:61c88647 r9:841ad400 r8:8512372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.891653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.893708][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1327.894418][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.894947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1327.895854][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1327.896278][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1327.896689][ T32] task:kworker/1:154 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1327.919556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.920161][ T32] r5:8515938c r4:85159000 ** 3 printk messages dropped ** [ 1327.920640][ T32] r10:61c88647 r9:841ae000 r8:851237ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.920697][ T32] r4:85123780 [ 1327.920776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.920969][ T32] r10:00000000 r9:85123780 r8:80287e08 r7:e0831e60 r6:85123980 r5:841ae000 [ 1327.921045][ T32] r4:00000001 [ 1327.921291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.921485][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) [ 1327.921567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.921766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.921842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.922192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.922282][ T32] r4:8509a700 [ 1327.923026][ T32] INFO: task kworker/1:154:3975 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1327.923111][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.923338][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.923449][ T32] Call trace: [ 1327.923522][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.923627][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1327.923685][ T32] r4:00000000 [ 1327.923775][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.923967][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1327.924044][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1327.924114][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1327.924171][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.924224][ T32] r5:800f0013 r4:80239bb0 [ 1327.924278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.924461][ T32] r4:82ac21e4 [ 1327.924581][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.924748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1327.924811][ T32] r4:dff95dc0 [ 1327.924858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.924958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1327.925015][ T32] r4:00000000 [ 1327.925096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.925208][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.925261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.925358][ T32] r5:00001000 r4:dfdad000 [ 1327.925409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.925499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.925678][ T32] r5:848f3f8c r4:848f3c00 [ 1327.925777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.925891][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1327.926335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.926459][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.926519][ T32] r4:8484f600 [ 1327.926568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.926674][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1327.926730][ T32] r4:00000001 [ 1327.926821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.926911][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1327.927347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.927443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.927513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.927580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.927637][ T32] r4:848b22c0 [ 1327.927693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.927782][ T32] INFO: task kworker/1:155:3976 blocked for more than 454 seconds. [ 1327.927861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.948700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.948911][ T32] task:kworker/1:155 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.949054][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.949180][ T32] Call trace: [ 1327.949257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.949385][ T32] r10:8291a684 r9:e0835d84 r8:00000002 r7:60000113 r6:e0835d8c r5:84170000 [ 1327.949727][ T32] r4:84170000 [ 1327.949843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.949947][ T32] r5:84170000 r4:8291a680 [ 1327.950084][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.950202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.950434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0835e08 ** 4 printk messages dropped ** [ 1327.951291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509a900 ** 7 printk messages dropped ** [ 1327.953128][ T32] r5:8515978c r4:85159400 [ 1327.953183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.953527][ T32] r10:61c88647 r9:84170000 r8:8512382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.954858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.956498][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.957059][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1327.972522][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.973762][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1327.975647][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.976589][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1327.999042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.000093][ T32] r10:00000000 r9:85123a00 r8:80287e08 r7:e0835e60 r6:85123a80 r5:84170c00 ** 8 printk messages dropped ** [ 1328.001580][ T32] INFO: task kworker/1:156:3978 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 8 printk messages dropped ** [ 1328.003015][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.003111][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.003178][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.003241][ T32] r5:800f0013 r4:80239bb0 [ 1328.003327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.003446][ T32] r4:82ac21e4 [ 1328.003504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.003695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.003764][ T32] r4:dff95dc0 [ 1328.003817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.004081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.004159][ T32] r4:00000000 [ 1328.004278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.004489][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.004581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.004688][ T32] r5:00001000 r4:dfdad000 [ 1328.004748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.004879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.004991][ T32] r5:848f3f8c r4:848f3c00 [ 1328.005084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.005196][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.005250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.005371][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.005428][ T32] r4:8484f600 [ 1328.005472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.005573][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.005627][ T32] r4:00000001 [ 1328.005676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.005757][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.005817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.005884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.005972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.006043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.006096][ T32] r4:848b22c0 [ 1328.006163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.006311][ T32] INFO: task kworker/1:157:3979 blocked for more than 454 seconds. [ 1328.006404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.006546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.006626][ T32] task:kworker/1:157 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.006756][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.007144][ T32] Call trace: [ 1328.007236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.007779][ T32] r10:8291a684 r9:e0849d84 r8:00000002 r7:60000013 r6:e0849d8c r5:84171800 [ 1328.007855][ T32] r4:84171800 [ 1328.008010][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.027035][ T32] r5:84171800 r4:8291a680 [ 1328.027126][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.027257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.027355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0849e08 [ 1328.027490][ T32] r4:00000000 [ 1328.027584][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.027665][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.027790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.027890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509ae40 [ 1328.033158][ T32] r4:00000000 [ 1328.033493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.033626][ T32] r9:83018205 r8:84171800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.033682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.033784][ T32] r5:00001000 r4:e0695000 [ 1328.033831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.033999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.034128][ T32] r5:85159f8c r4:85159c00 [ 1328.034187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.034479][ T32] r7:ddde2d80 r6:83018200 r5:85159f8c r4:85123b00 [ 1328.034539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.034659][ T32] r10:61c88647 r9:84171800 r8:85123b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.034720][ T32] r4:85123b00 [ 1328.034770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.034889][ T32] r10:00000000 r9:85123b00 r8:80287e08 r7:e0845e60 r6:85123b80 r5:84171800 [ 1328.034951][ T32] r4:00000001 [ 1328.035039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.035158][ T32] Exception stack(0xe0849fb0 to 0xe0849ff8) [ 1328.035236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.035317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.035387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.035581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.035648][ T32] r4:8509a700 [ 1328.036390][ T32] INFO: task kworker/1:157:3979 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.036483][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.036638][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.036747][ T32] Call trace: [ 1328.036825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.036940][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.036996][ T32] r4:00000000 [ 1328.037047][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.037524][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.037691][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.037765][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.037825][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.037886][ T32] r5:800f0013 r4:80239bb0 [ 1328.037935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.038023][ T32] r4:82ac21e4 [ 1328.038069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.049370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.049614][ T32] r4:dff95dc0 [ 1328.049691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.049829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.050017][ T32] r4:00000000 [ 1328.050077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.050232][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.050329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.050477][ T32] r5:00001000 r4:dfdad000 [ 1328.050660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.050763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.050859][ T32] r5:848f3f8c r4:848f3c00 [ 1328.051414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.051541][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.052096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.052214][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.052324][ T32] r4:8484f600 [ 1328.052789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.053093][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.053155][ T32] r4:00000001 [ 1328.053204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.053331][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.053407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.053805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.054007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.054525][ T32] INFO: task kworker/1:158:3981 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.055391][ T32] r4:84172400 ** 4 printk messages dropped ** [ 1328.055688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0841e08 ** 9 printk messages dropped ** [ 1328.056821][ T32] r5:00001000 r4:e06cb000 ** 2 printk messages dropped ** [ 1328.057137][ T32] r5:8515ab8c r4:8515a800 [ 1328.057158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.057682][ T32] r10:00000000 r9:85123c00 r8:80287e08 r7:e0849e60 r6:85123d00 r5:84172400 ** 8 printk messages dropped ** [ 1328.073920][ T32] INFO: task kworker/1:158:3981 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 8 printk messages dropped ** [ 1328.074575][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 15 printk messages dropped ** [ 1328.075412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1328.076293][ T32] INFO: task kworker/1:159:3983 blocked for more than 454 seconds. ** 11 printk messages dropped ** [ 1328.077038][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.077084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 [ 1328.077108][ T32] r4:00000000 [ 1328.077128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.077175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.077230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.077279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509aec0 [ 1328.077335][ T32] r4:00000000 [ 1328.077371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.077421][ T32] r9:83018205 r8:84173000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1328.077444][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.077572][ T32] r5:00001000 r4:e06a9000 [ 1328.077598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.077641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.077687][ T32] r5:8515a38c r4:8515a000 [ 1328.077708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.077852][ T32] r7:ddde2d80 r6:83018200 r5:8515a38c r4:85123d80 [ 1328.077904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.088492][ T32] r10:61c88647 r9:84173000 r8:85123dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.088543][ T32] r4:85123d80 [ 1328.088598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.088675][ T32] r10:00000000 r9:85123d80 r8:80287e08 r7:e0841e60 r6:85123c80 r5:84173000 [ 1328.088702][ T32] r4:00000001 [ 1328.088723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.088764][ T32] Exception stack(0xe084dfb0 to 0xe084dff8) [ 1328.088794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.088825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.088884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1328.089355][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.089491][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.089545][ T32] Call trace: [ 1328.089580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.089636][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.089688][ T32] r4:00000000 [ 1328.089714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.089757][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.089787][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.089819][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.089845][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.089882][ T32] r5:800f0013 r4:80239bb0 [ 1328.089918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.089992][ T32] r4:82ac21e4 [ 1328.090017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.090069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1328.090760][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1328.091112][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1328.091623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1328.091960][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1328.092337][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.092960][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1328.093680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.094451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.095178][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1328.095535][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.095802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.095848][ T32] r4:00000000 [ 1328.095874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.095927][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.095952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.096042][ T32] r5:00001000 r4:dfdad000 [ 1328.096070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.096142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.096259][ T32] r5:848f3f8c r4:848f3c00 [ 1328.096292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.096372][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.096401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.096453][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.096478][ T32] r4:8484f600 [ 1328.096526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.096581][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.096625][ T32] r4:00000001 [ 1328.096685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.096745][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.096779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.096829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.096864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.096897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.096921][ T32] r4:848b22c0 [ 1328.096943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.096974][ T32] INFO: task kworker/1:161:3986 blocked for more than 454 seconds. [ 1328.097066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.097105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.097130][ T32] task:kworker/1:161 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.097181][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.097254][ T32] Call trace: [ 1328.097322][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.097416][ T32] r10:8291a684 r9:e0869d84 r8:00000002 r7:60000113 r6:e0869d8c r5:8499bc00 [ 1328.097447][ T32] r4:8499bc00 [ 1328.097471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.097519][ T32] r5:8499bc00 r4:8291a680 [ 1328.097542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.097583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.097774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.116358][ T32] r5:8515af8c r4:8515ac00 [ 1328.116406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.116544][ T32] r10:61c88647 r9:8499bc00 r8:84ab3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.116858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.117627][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.126370][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1328.126819][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1328.127145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.127642][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.127821][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1328.131096][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1328.131662][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.132088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 22 printk messages dropped ** [ 1328.133943][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 15 printk messages dropped ** [ 1328.134758][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1328.135059][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.135523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.135546][ T32] r4:848b22c0 [ 1328.135578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.135637][ T32] INFO: task kworker/1:163:3990 blocked for more than 454 seconds. [ 1328.135670][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.135696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.135943][ T32] task:kworker/1:163 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.136043][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.136091][ T32] Call trace: [ 1328.136128][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.136178][ T32] r10:8291a684 r9:e088dd84 r8:00000002 r7:60000113 r6:e088dd8c r5:8499b000 [ 1328.136380][ T32] r4:8499b000 [ 1328.136415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.136692][ T32] r5:8499b000 r4:8291a680 [ 1328.136727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.136808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.136858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e088de08 [ 1328.136922][ T32] r4:00000000 [ 1328.136946][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.136984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.137022][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.137072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c980 [ 1328.137097][ T32] r4:00000000 [ 1328.137163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.137229][ T32] r9:83018205 r8:8499b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.137278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.137525][ T32] r5:00001000 r4:e06ab000 [ 1328.137561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.137689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.137747][ T32] r5:8517038c r4:85170000 [ 1328.137769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.137875][ T32] r7:ddde2d80 r6:83018200 r5:8517038c r4:84aedf80 [ 1328.148660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.148835][ T32] r10:61c88647 r9:8499b000 r8:84aedfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.148865][ T32] r4:84aedf80 [ 1328.148893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.148945][ T32] r10:00000000 r9:84aedf80 r8:80287e08 r7:e0879e60 r6:85128400 r5:8499b000 [ 1328.148969][ T32] r4:00000001 [ 1328.148989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.149032][ T32] Exception stack(0xe088dfb0 to 0xe088dff8) [ 1328.149063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.149093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.149122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.149152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.149176][ T32] r4:8507e240 [ 1328.149587][ T32] INFO: task kworker/1:163:3990 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.149625][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.149721][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.149831][ T32] Call trace: [ 1328.149927][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.150010][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.150040][ T32] r4:00000000 [ 1328.150082][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.150162][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.150194][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.150312][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.150347][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.150376][ T32] r5:800f0013 r4:80239bb0 [ 1328.150399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.150468][ T32] r4:82ac21e4 [ 1328.150493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.150552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.150600][ T32] r4:dff95dc0 [ 1328.150624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.150668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.150713][ T32] r4:00000000 [ 1328.150737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.150809][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.150856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.150910][ T32] r5:00001000 r4:dfdad000 [ 1328.150932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.150991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.151054][ T32] r5:848f3f8c r4:848f3c00 [ 1328.151080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.151129][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.151152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.151200][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.151233][ T32] r4:8484f600 [ 1328.151283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.151347][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.151372][ T32] r4:00000001 [ 1328.151430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.151480][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.151511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.151550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.151581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.151610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.151633][ T32] r4:848b22c0 [ 1328.151663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.151704][ T32] INFO: task kworker/0:275:3993 blocked for more than 454 seconds. [ 1328.151754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.151783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.151806][ T32] task:kworker/0:275 state:D stack:0 pid:3993 tgid:3993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.151855][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.151925][ T32] Call trace: [ 1328.151959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.152009][ T32] r10:8291a684 r9:e0795d84 r8:00000002 r7:60000113 r6:e0795d8c r5:8499d400 [ 1328.152032][ T32] r4:8499d400 [ 1328.152074][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.152121][ T32] r5:8499d400 r4:8291a680 [ 1328.152161][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.152231][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.152283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1328.152340][ T32] r4:00000000 [ 1328.152372][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.152411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.152446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.152497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084bc0 [ 1328.152523][ T32] r4:00000000 [ 1328.152545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.152611][ T32] r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.152637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.152683][ T32] r5:00001000 r4:dfa19000 [ 1328.152704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.152744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.152787][ T32] r5:850e738c r4:850e7000 [ 1328.152823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.152872][ T32] r7:dddced80 r6:83018000 r5:850e738c r4:85128480 [ 1328.152902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.152950][ T32] r10:61c88647 r9:8499d400 r8:851284ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.152973][ T32] r4:85128480 [ 1328.153012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.153062][ T32] r10:00000000 r9:85128480 r8:80287e08 r7:e06e5e60 r6:85128600 r5:8499d400 [ 1328.153085][ T32] r4:00000001 [ 1328.153105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.153162][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1328.153193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.153223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.153250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.153287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.153310][ T32] r4:850849c0 [ 1328.153577][ T32] INFO: task kworker/0:275:3993 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.153631][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.153693][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.153804][ T32] Call trace: [ 1328.153886][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.153967][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.153994][ T32] r4:00000000 [ 1328.154015][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.154066][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.154097][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.154190][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.154223][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.154248][ T32] r5:800f0013 r4:80239bb0 [ 1328.154284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.154334][ T32] r4:82ac21e4 [ 1328.154417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.154513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.154544][ T32] r4:dff95dc0 [ 1328.154564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.154609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1328.154751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.155125][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1328.155437][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.155556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.155729][ T32] INFO: task kworker/0:276:3996 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1328.155909][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.156127][ T32] r4:8499ec00 [ 1328.156148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.156192][ T32] r5:8499ec00 r4:8291a680 [ 1328.156225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.156278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.156342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0891e08 [ 1328.156373][ T32] r4:00000000 [ 1328.156415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.156456][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.156512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.156598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084e40 [ 1328.156626][ T32] r4:00000000 [ 1328.156650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.156697][ T32] r9:83018005 r8:8499ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.156719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.156762][ T32] r5:00001000 r4:dfc9b000 [ 1328.156782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.156907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156955][ T32] r5:850e778c r4:850e7400 [ 1328.156976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.157023][ T32] r7:dddced80 r6:83018000 r5:850e778c r4:85128500 [ 1328.157043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.157090][ T32] r10:61c88647 r9:8499ec00 r8:8512852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.157160][ T32] r4:85128500 [ 1328.157206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.157282][ T32] r10:00000000 r9:85128500 r8:80287e08 r7:e0795e60 r6:85128680 r5:8499ec00 [ 1328.157322][ T32] r4:00000001 [ 1328.157344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.157406][ T32] Exception stack(0xe0891fb0 to 0xe0891ff8) [ 1328.157470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.157532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.157566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.157620][ T32] r4:85084c00 [ 1328.157917][ T32] INFO: task kworker/0:276:3996 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.169414][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.169726][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.169873][ T32] Call trace: [ 1328.169952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.170079][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.170160][ T32] r4:00000000 [ 1328.170235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.170347][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.170417][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.170555][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.170600][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.170640][ T32] r5:800f0013 r4:80239bb0 [ 1328.170666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.170734][ T32] r4:82ac21e4 [ 1328.170758][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.170803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1328.171020][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1328.171750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1328.172457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1328.173052][ T32] r5:850e7b8c r4:850e7800 ** 3 printk messages dropped ** [ 1328.173215][ T32] r10:61c88647 r9:84999800 r8:8512872c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1328.174486][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.174518][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.174550][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.174576][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.174601][ T32] r5:800f0013 r4:80239bb0 [ 1328.174622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.174662][ T32] r4:82ac21e4 [ 1328.174682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.174725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.174771][ T32] r4:dff95dc0 [ 1328.174804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.174871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.174905][ T32] r4:00000000 [ 1328.174926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.174995][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.175058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.175125][ T32] r5:00001000 r4:dfdad000 [ 1328.175170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.175226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.175279][ T32] r5:848f3f8c r4:848f3c00 [ 1328.175300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.175350][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.175400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.175474][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.175501][ T32] r4:8484f600 [ 1328.175521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.175737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.176109][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.176440][ T32] r5:84174800 r4:8291a680 ** 2 printk messages dropped ** [ 1328.176549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0851e08 ** 4 printk messages dropped ** [ 1328.176770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e5c0 ** 7 printk messages dropped ** [ 1328.177076][ T32] r5:8515bb8c r4:8515b800 [ 1328.177096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.177164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.177210][ T32] r10:61c88647 r9:84174800 r8:850790ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.177233][ T32] r4:85079080 [ 1328.177259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.177319][ T32] r10:00000000 r9:85079080 r8:80287e08 r7:e088de60 r6:85079100 r5:84174800 [ 1328.177356][ T32] r4:00000001 [ 1328.177401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.177448][ T32] Exception stack(0xe0851fb0 to 0xe0851ff8) [ 1328.177478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.177544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.177603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.177650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.177680][ T32] r4:8507e740 [ 1328.197272][ T32] INFO: task kworker/1:164:4000 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.197385][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.197469][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.197564][ T32] Call trace: [ 1328.197624][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.197691][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.197718][ T32] r4:00000000 [ 1328.197742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.197807][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.197850][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.197887][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.197916][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.197997][ T32] r5:800f0013 r4:80239bb0 [ 1328.198605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.198680][ T32] r4:82ac21e4 [ 1328.198707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.198777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.198812][ T32] r4:dff95dc0 [ 1328.198837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.198910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.198941][ T32] r4:00000000 [ 1328.198965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.199138][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1328.199338][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1328.199593][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.199815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.199874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.199908][ T32] r4:848b22c0 [ 1328.199934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.199988][ T32] INFO: task kworker/0:278:4003 blocked for more than 454 seconds. [ 1328.200033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.200062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.200085][ T32] task:kworker/0:278 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.200167][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.200296][ T32] Call trace: [ 1328.200361][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.200421][ T32] r10:8291a684 r9:e0865d84 r8:00000002 r7:60000113 r6:e0865d8c r5:84176000 [ 1328.200446][ T32] r4:84176000 [ 1328.200488][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.200558][ T32] r5:84176000 r4:8291a680 [ 1328.200585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.200669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.200720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0865e08 [ 1328.200745][ T32] r4:00000000 [ 1328.200787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.200848][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.200916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.200966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84815440 [ 1328.201020][ T32] r4:00000000 [ 1328.201054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.201103][ T32] r9:83018005 r8:84176000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1328.201156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.201207][ T32] r5:00001000 r4:dffd5000 [ 1328.201250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.201303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.201365][ T32] r5:84589b8c r4:84589800 [ 1328.201393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.201482][ T32] r7:dddced80 r6:83018000 r5:84589b8c r4:85128580 [ 1328.201511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.201562][ T32] r10:61c88647 r9:84176000 r8:851285ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.201586][ T32] r4:85128580 [ 1328.201607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.201654][ T32] r10:00000000 r9:85128580 r8:80287e08 r7:e089de60 r6:85079180 r5:84176000 [ 1328.201681][ T32] r4:00000001 [ 1328.201745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.201808][ T32] Exception stack(0xe0865fb0 to 0xe0865ff8) [ 1328.201861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.201901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.201931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.201962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.201990][ T32] r4:85084280 [ 1328.202568][ T32] INFO: task kworker/0:278:4003 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.202734][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.202879][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.203055][ T32] Call trace: [ 1328.203128][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.203233][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.203294][ T32] r4:00000000 [ 1328.203341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.203429][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.203499][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 1 printk messages dropped ** [ 1328.203627][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1328.204065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1328.204226][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.204303][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1328.204761][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1328.204973][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.205024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.205061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.205092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.205124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.205158][ T32] r4:848b22c0 [ 1328.205183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.205233][ T32] INFO: task kworker/0:279:4005 blocked for more than 454 seconds. [ 1328.205292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.205335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.205363][ T32] task:kworker/0:279 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.205422][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.205488][ T32] Call trace: [ 1328.205556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.205616][ T32] r10:8291a684 r9:e08c9d84 r8:00000002 r7:60000113 r6:e08c9d8c r5:84150000 [ 1328.205654][ T32] r4:84150000 [ 1328.205688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.205739][ T32] r5:84150000 r4:8291a680 [ 1328.205761][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.205814][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.205866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c9e08 [ 1328.205897][ T32] r4:00000000 [ 1328.205918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.205953][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.206000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.206053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084740 [ 1328.206081][ T32] r4:00000000 [ 1328.206140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.206201][ T32] r9:83018005 r8:84150000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1328.206224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.206284][ T32] r5:00001000 r4:dff97000 [ 1328.206308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.206355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.206418][ T32] r5:850e7f8c r4:850e7c00 [ 1328.206444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.206493][ T32] r7:dddced80 r6:83018000 r5:850e7f8c r4:85128880 [ 1328.206515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.206564][ T32] r10:61c88647 r9:84150000 r8:851288ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.206587][ T32] r4:85128880 [ 1328.206606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.206691][ T32] r10:00000000 r9:85128880 r8:80287e08 r7:e0865e60 r6:85079000 r5:84150000 [ 1328.206720][ T32] r4:00000001 [ 1328.206742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.206781][ T32] Exception stack(0xe08c9fb0 to 0xe08c9ff8) [ 1328.206829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.206883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.206943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.206984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.207033][ T32] r4:85084280 [ 1328.207326][ T32] INFO: task kworker/0:279:4005 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.207391][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.207488][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.207564][ T32] Call trace: [ 1328.207599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.207666][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.207695][ T32] r4:00000000 [ 1328.207718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.207759][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.207813][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.207855][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.207914][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.208030][ T32] r5:800f0013 r4:80239bb0 [ 1328.224424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.224520][ T32] r4:82ac21e4 [ 1328.224546][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.224595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.224637][ T32] r4:dff95dc0 [ 1328.224694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.224758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.224790][ T32] r4:00000000 [ 1328.224814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.224867][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.224898][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.224947][ T32] r5:00001000 r4:dfdad000 [ 1328.224969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.225015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.225062][ T32] r5:848f3f8c r4:848f3c00 [ 1328.225086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.225158][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.225220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.225376][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.225443][ T32] r4:8484f600 [ 1328.225494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.225592][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.225654][ T32] r4:00000001 [ 1328.225728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.225819][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.225886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.225964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.226034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.226102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.226179][ T32] r4:848b22c0 [ 1328.226295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.226376][ T32] INFO: task kworker/0:280:4007 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1328.226567][ T32] task:kworker/0:280 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.227297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 ** 3 printk messages dropped ** [ 1328.227421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1328.227597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.227655][ T32] r5:00001000 r4:e0087000 [ 1328.227681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.227743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.227794][ T32] r5:850f438c r4:850f4000 [ 1328.227838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.227959][ T32] r7:dddced80 r6:83018000 r5:850f438c r4:85128900 [ 1328.234370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.234525][ T32] r10:61c88647 r9:84151800 r8:8512892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.234579][ T32] r4:85128900 [ 1328.234624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.234727][ T32] r10:00000000 r9:85128900 r8:80287e08 r7:e0865e60 r6:85079200 r5:84151800 [ 1328.234804][ T32] r4:00000001 [ 1328.234856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.234938][ T32] Exception stack(0xe08c1fb0 to 0xe08c1ff8) [ 1328.235000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.235082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.235142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.235206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.235267][ T32] r4:850730c0 [ 1328.235731][ T32] INFO: task kworker/0:280:4007 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.235775][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.235885][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.235944][ T32] Call trace: [ 1328.236030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.236093][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.236120][ T32] r4:00000000 [ 1328.236168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.236215][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.236247][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.236315][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.236370][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.236425][ T32] r5:800f0013 r4:80239bb0 [ 1328.236477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.236609][ T32] r4:82ac21e4 [ 1328.236671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.236772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.236829][ T32] r4:dff95dc0 [ 1328.236938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.237044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.237097][ T32] r4:00000000 [ 1328.237278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.237634][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.237699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.237801][ T32] r5:00001000 r4:dfdad000 [ 1328.237888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.247701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.247981][ T32] r5:848f3f8c r4:848f3c00 [ 1328.249051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.249169][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.249201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.249287][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.249318][ T32] r4:8484f600 [ 1328.249342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.249393][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.249421][ T32] r4:00000001 [ 1328.249446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.249488][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.249521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.249552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.249581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.249613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.249659][ T32] r4:848b22c0 [ 1328.249689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.249731][ T32] INFO: task kworker/0:281:4009 blocked for more than 454 seconds. [ 1328.249771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.249802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.249837][ T32] task:kworker/0:281 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.249955][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.250011][ T32] Call trace: [ 1328.250069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.250188][ T32] r10:8291a684 r9:e08d5d84 r8:00000002 r7:60000113 r6:e08d5d8c r5:84153000 [ 1328.250224][ T32] r4:84153000 [ 1328.250249][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.250302][ T32] r5:84153000 r4:8291a680 [ 1328.250326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.250368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.250412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d5e08 [ 1328.250437][ T32] r4:00000000 [ 1328.250457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.250515][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.250560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.250607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850731c0 [ 1328.250652][ T32] r4:00000000 [ 1328.250688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.250739][ T32] r9:83018005 r8:84153000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1328.250764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.250829][ T32] r5:00001000 r4:e00ad000 [ 1328.250908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.250978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.251071][ T32] r5:850f478c r4:850f4400 [ 1328.251119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.251171][ T32] r7:dddced80 r6:83018000 r5:850f478c r4:85128980 [ 1328.251195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.251244][ T32] r10:61c88647 r9:84153000 r8:851289ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.251273][ T32] r4:85128980 [ 1328.251315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.251369][ T32] r10:00000000 r9:85128980 r8:80287e08 r7:e08c1e60 r6:85079280 r5:84153000 [ 1328.251395][ T32] r4:00000001 [ 1328.251415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.251452][ T32] Exception stack(0xe08d5fb0 to 0xe08d5ff8) [ 1328.251482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.251534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.251591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.252267][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.252550][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1328.252829][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1328.253154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.253559][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.253798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.254096][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.254537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.255047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.255239][ T32] r5:850f578c r4:850f5400 ** 1 printk messages dropped ** [ 1328.255319][ T32] r7:dddced80 r6:83018000 r5:850f578c r4:85128a00 [ 1328.255342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.255436][ T32] r10:61c88647 r9:84152400 r8:85128a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.255478][ T32] r4:85128a00 [ 1328.255523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.255575][ T32] r10:00000000 r9:85128a00 r8:80287e08 r7:e08d5e60 r6:85079300 r5:84152400 [ 1328.255603][ T32] r4:00000001 [ 1328.255623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.255680][ T32] Exception stack(0xe08ddfb0 to 0xe08ddff8) [ 1328.255714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.255774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.255838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.255874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.255905][ T32] r4:85073180 [ 1328.256196][ T32] INFO: task kworker/0:282:4011 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.256233][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.256334][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.256387][ T32] Call trace: [ 1328.256435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.256505][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.256552][ T32] r4:00000000 [ 1328.256578][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.256620][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.256651][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.256684][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.256711][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.256737][ T32] r5:800f0013 r4:80239bb0 [ 1328.256790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1328.257341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.257850][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.257881][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.274698][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1328.274946][ T32] r4:848b22c0 ** 3 printk messages dropped ** [ 1328.275096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1328.275390][ T32] r4:84154800 ** 3 printk messages dropped ** [ 1328.275513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.275797][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.276073][ T32] r5:850f4b8c r4:850f4800 ** 1 printk messages dropped ** [ 1328.276144][ T32] r7:dddced80 r6:83018000 r5:850f4b8c r4:85128a80 ** 4 printk messages dropped ** [ 1328.276304][ T32] r10:00000000 r9:85128a80 r8:80287e08 r7:e08dde60 r6:85079380 r5:84154800 ** 10 printk messages dropped ** [ 1328.277056][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.277545][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 9 printk messages dropped ** [ 1328.285024][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.285498][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1328.285876][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1328.286390][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.286626][ T32] r5:84155400 r4:8291a680 ** 3 printk messages dropped ** [ 1328.286779][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.286986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ca40 ** 7 printk messages dropped ** [ 1328.287307][ T32] r5:8475078c r4:84750400 ** 6 printk messages dropped ** [ 1328.287575][ T32] r10:00000000 r9:85079400 r8:80287e08 r7:e088de60 r6:85079480 r5:84155400 ** 2 printk messages dropped ** [ 1328.287724][ T32] Exception stack(0xe08e9fb0 to 0xe08e9ff8) [ 1328.287757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.287808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.287839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.287879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.287979][ T32] r4:8507ef80 [ 1328.293735][ T32] INFO: task kworker/1:165:4014 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.293799][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.293973][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.294062][ T32] Call trace: [ 1328.294126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.294198][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.294247][ T32] r4:00000000 [ 1328.294274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.294341][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.294374][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.294406][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.294453][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.294481][ T32] r5:800f0013 r4:80239bb0 [ 1328.294548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.294594][ T32] r4:82ac21e4 [ 1328.294626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.294673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.294718][ T32] r4:dff95dc0 [ 1328.294756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.294801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.294825][ T32] r4:00000000 [ 1328.294865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.294936][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.294963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.295007][ T32] r5:00001000 r4:dfdad000 [ 1328.295034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.295075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.295119][ T32] r5:848f3f8c r4:848f3c00 [ 1328.295173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.295226][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.295274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.295339][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.295365][ T32] r4:8484f600 [ 1328.295390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.295437][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.295501][ T32] r4:00000001 [ 1328.295525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.295562][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.295589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.295619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.295647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.295677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.295862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1328.296054][ T32] Call trace: [ 1328.296146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.296195][ T32] r10:8291a684 r9:e08f1d84 r8:00000002 r7:60000113 r6:e08f1d8c r5:84150c00 [ 1328.296243][ T32] r4:84150c00 [ 1328.296268][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.296333][ T32] r5:84150c00 r4:8291a680 [ 1328.296357][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.296397][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.296441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f1e08 [ 1328.296464][ T32] r4:00000000 [ 1328.296483][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.296519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.296574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.296620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073480 [ 1328.296643][ T32] r4:00000000 [ 1328.296663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.296708][ T32] r9:83018005 r8:84150c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.296730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.296794][ T32] r5:00001000 r4:e00e5000 [ 1328.296817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.296873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.296920][ T32] r5:850f4f8c r4:850f4c00 [ 1328.296941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.297107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1328.297871][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.307875][ T32] r4:82ac21e4 [ 1328.307974][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.308497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.308534][ T32] r4:dff95dc0 [ 1328.308557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.308612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.308658][ T32] r4:00000000 [ 1328.308684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.308783][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.308811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.308859][ T32] r5:00001000 r4:dfdad000 [ 1328.308902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.308948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.308993][ T32] r5:848f3f8c r4:848f3c00 [ 1328.309020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.309071][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.309093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.309161][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.309189][ T32] r4:8484f600 [ 1328.309210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.309257][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.309290][ T32] r4:00000001 [ 1328.309313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.309352][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.309382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.309413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.309441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.309474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.309498][ T32] r4:848b22c0 [ 1328.309522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.309553][ T32] INFO: task kworker/0:285:4017 blocked for more than 454 seconds. [ 1328.309588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.309634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.309677][ T32] task:kworker/0:285 state:D stack:0 pid:4017 tgid:4017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.309738][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.309785][ T32] Call trace: [ 1328.309818][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.309871][ T32] r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:84156c00 [ 1328.309895][ T32] r4:84156c00 [ 1328.309938][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.309987][ T32] r5:84156c00 r4:8291a680 [ 1328.310009][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.310054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.310098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 [ 1328.310165][ T32] r4:00000000 [ 1328.310224][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.310268][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.310326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.310391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073600 [ 1328.310438][ T32] r4:00000000 [ 1328.310461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.310548][ T32] r9:83018005 r8:84156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.310600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.310647][ T32] r5:00001000 r4:e0167000 ** 2 printk messages dropped ** [ 1328.310764][ T32] r5:850f538c r4:850f5000 [ 1328.310799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.311014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1328.312036][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 10 printk messages dropped ** [ 1328.312461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1328.312668][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1328.312961][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1328.313141][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1328.313244][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1328.313401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.313688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.313743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.313789][ T32] task:kworker/0:286 state:D stack:0 pid:4019 tgid:4019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.313889][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.313981][ T32] Call trace: [ 1328.314126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.314238][ T32] r10:8291a684 r9:e08fdd84 r8:00000002 r7:60000113 r6:e08fdd8c r5:84156000 [ 1328.314297][ T32] r4:84156000 [ 1328.314346][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.314526][ T32] r5:84156000 r4:8291a680 [ 1328.314579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.314695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.314863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08fde08 [ 1328.314925][ T32] r4:00000000 [ 1328.314969][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.315057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.315141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.315234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073840 [ 1328.315292][ T32] r4:00000000 [ 1328.315376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.315451][ T32] r9:83018005 r8:84156000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1328.315478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.315546][ T32] r5:00001000 r4:e0541000 [ 1328.315589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.315653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.315720][ T32] r5:850f5b8c r4:850f5800 [ 1328.315744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.315793][ T32] r7:dddced80 r6:83018000 r5:850f5b8c r4:85128d80 [ 1328.315815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.315862][ T32] r10:61c88647 r9:84156000 r8:85128dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.315885][ T32] r4:85128d80 [ 1328.315919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.315987][ T32] r10:00000000 r9:85128d80 r8:80287e08 r7:e08dde60 r6:85079600 r5:84156000 [ 1328.316022][ T32] r4:00000001 [ 1328.316064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.316104][ T32] Exception stack(0xe08fdfb0 to 0xe08fdff8) [ 1328.316163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.316196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.316225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.316254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.316277][ T32] r4:85073780 [ 1328.316534][ T32] INFO: task kworker/0:286:4019 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.316567][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.316671][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.316751][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.316906][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 3 printk messages dropped ** [ 1328.317078][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 1 printk messages dropped ** [ 1328.317178][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1328.317410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1328.317582][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1328.335023][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1328.335462][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 7 printk messages dropped ** [ 1328.336106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1328.336823][ T32] r5:84175400 r4:8291a680 ** 10 printk messages dropped ** [ 1328.337437][ T32] r9:83018005 r8:84175400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1328.337812][ T32] r10:61c88647 r9:84175400 r8:851287ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1328.344127][ T32] r4:850736c0 ** 7 printk messages dropped ** [ 1328.344839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1328.345398][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.345640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.345866][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1328.346272][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1328.346498][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1328.346695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.347067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.347121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.347172][ T32] task:kworker/0:288 state:D stack:0 pid:4023 tgid:4023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.347272][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.347437][ T32] Call trace: [ 1328.347550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.347659][ T32] r10:8291a684 r9:e4931d84 r8:00000002 r7:60000113 r6:e4931d8c r5:83a70000 [ 1328.347712][ T32] r4:83a70000 [ 1328.347761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.347851][ T32] r5:83a70000 r4:8291a680 [ 1328.347920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.356643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.356774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4931e08 [ 1328.356857][ T32] r4:00000000 [ 1328.356914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.356998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.357138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.357250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073b40 [ 1328.357323][ T32] r4:00000000 [ 1328.357379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.357486][ T32] r9:83018005 r8:83a70000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.357542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.357643][ T32] r5:00001000 r4:e0581000 [ 1328.357768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.357864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.362361][ T32] r5:850f638c r4:850f6000 [ 1328.362419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.362484][ T32] r7:dddced80 r6:83018000 r5:850f638c r4:85128c80 [ 1328.362525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.362580][ T32] r10:61c88647 r9:83a70000 r8:85128cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.362625][ T32] r4:85128c80 [ 1328.362650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.362699][ T32] r10:00000000 r9:85128c80 r8:80287e08 r7:e4929e60 r6:85079700 r5:83a70000 [ 1328.362723][ T32] r4:00000001 [ 1328.362743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.362781][ T32] Exception stack(0xe4931fb0 to 0xe4931ff8) [ 1328.362813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.362852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.362884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.362914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.362937][ T32] r4:85073800 [ 1328.363350][ T32] INFO: task kworker/0:288:4023 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.363418][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.363520][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.363603][ T32] Call trace: [ 1328.363649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.363706][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.363740][ T32] r4:00000000 [ 1328.363765][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.363806][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.363838][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.363870][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.363896][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.363921][ T32] r5:800f0013 r4:80239bb0 [ 1328.363943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.363985][ T32] r4:82ac21e4 [ 1328.364006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.364055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.364079][ T32] r4:dff95dc0 [ 1328.364100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.364144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.364189][ T32] r4:00000000 [ 1328.364213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.364274][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.364310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.364357][ T32] r5:00001000 r4:dfdad000 [ 1328.364403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.364504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.364596][ T32] r5:848f3f8c r4:848f3c00 [ 1328.364646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.364744][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.364797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.364897][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.364951][ T32] r4:8484f600 [ 1328.364974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.365073][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.365116][ T32] r4:00000001 [ 1328.365139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.365177][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.365206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.365259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.365290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.365321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.365346][ T32] r4:848b22c0 [ 1328.365368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.365402][ T32] INFO: task kworker/0:289:4024 blocked for more than 454 seconds. [ 1328.365458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.365498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.365524][ T32] task:kworker/0:289 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.365586][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.365630][ T32] Call trace: [ 1328.365679][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.365734][ T32] r10:8291a684 r9:e4935d84 r8:00000002 r7:60000013 r6:e4935d8c r5:83a70c00 [ 1328.365759][ T32] r4:83a70c00 [ 1328.365780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.365825][ T32] r5:83a70c00 r4:8291a680 [ 1328.365846][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.366063][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.366499][ T32] r5:850f678c r4:850f6400 [ 1328.366520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.366568][ T32] r7:dddced80 r6:83018000 r5:850f678c r4:85128e00 ** 1 printk messages dropped ** [ 1328.366670][ T32] r10:61c88647 r9:83a70c00 r8:85128e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1328.366821][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.366977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1328.367037][ T32] r4:850738c0 [ 1328.367289][ T32] INFO: task kworker/0:289:4024 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.367330][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.367488][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.367562][ T32] Call trace: [ 1328.367618][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.367677][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.367737][ T32] r4:00000000 [ 1328.367766][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.367810][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.367841][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.367875][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.368165][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.379936][ T32] r5:800f0013 r4:80239bb0 [ 1328.380004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.380079][ T32] r4:82ac21e4 [ 1328.380101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.380147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.380171][ T32] r4:dff95dc0 [ 1328.380191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.380246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.380273][ T32] r4:00000000 [ 1328.380315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.380367][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.380390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.380437][ T32] r5:00001000 r4:dfdad000 [ 1328.380478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.380525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.380570][ T32] r5:848f3f8c r4:848f3c00 [ 1328.380620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.380826][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.381205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.381573][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.381654][ T32] r4:8484f600 [ 1328.381719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.381827][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.381882][ T32] r4:00000001 [ 1328.381951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.382061][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.382156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.382296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.382372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.382441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.382759][ T32] r4:848b22c0 [ 1328.382831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.382903][ T32] INFO: task kworker/0:290:4028 blocked for more than 454 seconds. [ 1328.383027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.383099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.383179][ T32] task:kworker/0:290 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1328.383688][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.384581][ T32] r4:83a71800 ** 3 printk messages dropped ** [ 1328.384892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.385480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.385651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.386092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.386154][ T32] r5:850f6b8c r4:850f6800 ** 1 printk messages dropped ** [ 1328.386279][ T32] r7:dddced80 r6:83018000 r5:850f6b8c r4:85128e80 ** 2 printk messages dropped ** [ 1328.386415][ T32] r4:85128e80 [ 1328.386435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.386481][ T32] r10:00000000 r9:85128e80 r8:80287e08 r7:e4935e60 r6:85079800 r5:83a71800 [ 1328.386538][ T32] r4:00000001 [ 1328.386561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.386598][ T32] Exception stack(0xe4939fb0 to 0xe4939ff8) [ 1328.386631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.386765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.386796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.386830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.386854][ T32] r4:85073c00 [ 1328.387401][ T32] INFO: task kworker/0:290:4028 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.387501][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.387613][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.387711][ T32] Call trace: [ 1328.387779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.387857][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.387903][ T32] r4:00000000 [ 1328.387931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.398435][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.398525][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.398562][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.398589][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.398618][ T32] r5:800f0013 r4:80239bb0 [ 1328.398641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.398722][ T32] r4:82ac21e4 [ 1328.398748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.398815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.398867][ T32] r4:dff95dc0 [ 1328.398904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.398969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.399000][ T32] r4:00000000 [ 1328.399049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.399102][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.399125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.399171][ T32] r5:00001000 r4:dfdad000 [ 1328.399192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.399232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.399278][ T32] r5:848f3f8c r4:848f3c00 [ 1328.399299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.399369][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.399416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.399488][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.399535][ T32] r4:8484f600 [ 1328.399560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.399609][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.399633][ T32] r4:00000001 [ 1328.399675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.399720][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.399748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.399778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.399805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.399834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.399857][ T32] r4:848b22c0 [ 1328.399889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.399929][ T32] INFO: task kworker/0:291:4030 blocked for more than 454 seconds. [ 1328.399964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.400007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.400034][ T32] task:kworker/0:291 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.400095][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.400155][ T32] Call trace: [ 1328.400194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.400249][ T32] r10:8291a684 r9:e0621d84 r8:00000002 r7:60000013 r6:e0621d8c r5:83a72400 [ 1328.400277][ T32] r4:83a72400 [ 1328.400307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.400354][ T32] r5:83a72400 r4:8291a680 [ 1328.400376][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.400416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.400469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1328.400522][ T32] r4:00000000 [ 1328.400545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.400582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.400616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.400678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084f40 [ 1328.400705][ T32] r4:00000000 [ 1328.400726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.400772][ T32] r9:83018005 r8:83a72400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1328.400795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.400838][ T32] r5:00001000 r4:dfa8f000 [ 1328.400859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.400909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.400963][ T32] r5:850f738c r4:850f7000 [ 1328.400987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.401134][ T32] r10:61c88647 r9:83a72400 r8:85128bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1328.402219][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.402780][ T32] r4:82ac21e4 [ 1328.402800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.402842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.402900][ T32] r4:dff95dc0 [ 1328.402924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.403001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.403064][ T32] r4:00000000 [ 1328.403117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.403196][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.403243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.403298][ T32] r5:00001000 r4:dfdad000 [ 1328.403321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.403363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.403406][ T32] r5:848f3f8c r4:848f3c00 [ 1328.403427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.403474][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.403528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.403610][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.403636][ T32] r4:8484f600 [ 1328.403656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.403704][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.403727][ T32] r4:00000001 [ 1328.403746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.403781][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.403808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.403867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.403908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.403950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.404011][ T32] r4:848b22c0 [ 1328.404038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.404064][ T32] INFO: task kworker/0:292:4032 blocked for more than 454 seconds. [ 1328.404093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.404118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.404139][ T32] task:kworker/0:292 state:D stack:0 pid:4032 tgid:4032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.404225][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.404276][ T32] Call trace: [ 1328.404343][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.404393][ T32] r10:8291a684 r9:e086dd84 r8:00000002 r7:60000013 r6:e086dd8c r5:83a73000 [ 1328.404418][ T32] r4:83a73000 [ 1328.404439][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.404510][ T32] r5:83a73000 r4:8291a680 [ 1328.404560][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.404602][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.404646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 [ 1328.404670][ T32] r4:00000000 [ 1328.404719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.404757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.404792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.405138][ T32] r5:850f6f8c r4:850f6c00 ** 3 printk messages dropped ** [ 1328.405300][ T32] r10:61c88647 r9:83a73000 r8:8508902c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1328.406131][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.406654][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1328.406934][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 14 printk messages dropped ** [ 1328.407554][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1328.425494][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.426238][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.426574][ T32] r9:83018005 r8:83a73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 1328.426852][ T32] r7:dddced80 r6:83018000 r5:850f778c r4:85089080 ** 10 printk messages dropped ** [ 1328.427316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.435545][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1328.435797][ T32] r4:82ac21e4 [ 1328.435838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.435895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.435920][ T32] r4:dff95dc0 [ 1328.435940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.436007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.436040][ T32] r4:00000000 [ 1328.436062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.436131][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.436162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.436229][ T32] r5:00001000 r4:dfdad000 [ 1328.436253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.436328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.436426][ T32] r5:848f3f8c r4:848f3c00 [ 1328.436478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.436531][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.436574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.436627][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.436650][ T32] r4:8484f600 [ 1328.436670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.436740][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.436789][ T32] r4:00000001 [ 1328.436813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.436869][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.436930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.436993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.437050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.437083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.437106][ T32] r4:848b22c0 [ 1328.437151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.437205][ T32] INFO: task kworker/0:294:4036 blocked for more than 454 seconds. [ 1328.437243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.437294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.437357][ T32] task:kworker/0:294 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.437420][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.437489][ T32] Call trace: [ 1328.437530][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.437582][ T32] r10:8291a684 r9:e4941d84 r8:00000002 r7:60000013 r6:e4941d8c r5:83a74800 [ 1328.437606][ T32] r4:83a74800 [ 1328.437630][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.437675][ T32] r5:83a74800 r4:8291a680 [ 1328.437716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.437784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.437845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4941e08 [ 1328.437870][ T32] r4:00000000 [ 1328.437933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.438045][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.444933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.445021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b1c0 [ 1328.445082][ T32] r4:00000000 [ 1328.445110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.445172][ T32] r9:83018005 r8:83a74800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.445216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.445288][ T32] r5:00001000 r4:dfbf9000 [ 1328.445319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.445362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.445410][ T32] r5:850f7b8c r4:850f7800 [ 1328.445431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.445508][ T32] r7:dddced80 r6:83018000 r5:850f7b8c r4:85089200 [ 1328.445534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.445608][ T32] r10:61c88647 r9:83a74800 r8:8508922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.445661][ T32] r4:85089200 [ 1328.445693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.445744][ T32] r10:00000000 r9:85089200 r8:80287e08 r7:e493de60 r6:85079a00 r5:83a74800 [ 1328.445768][ T32] r4:00000001 [ 1328.445788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.445847][ T32] Exception stack(0xe4941fb0 to 0xe4941ff8) [ 1328.445896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.445930][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.445958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.445988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.446019][ T32] r4:8508b2c0 [ 1328.446451][ T32] INFO: task kworker/0:294:4036 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.446489][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.446575][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.446635][ T32] Call trace: [ 1328.446673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.446729][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.446754][ T32] r4:00000000 [ 1328.446774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.446813][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.446842][ T32] 5d20: a7e89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.446896][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1328.447131][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1328.447220][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.447393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.447848][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1328.452730][ T32] INFO: task kworker/0:295:4038 blocked for more than 454 seconds. ** 4 printk messages dropped ** [ 1328.452982][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.453356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.453746][ T32] r9:83018005 r8:83a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1328.454019][ T32] r5:850f7f8c r4:850f7c00 ** 3 printk messages dropped ** [ 1328.454210][ T32] r10:61c88647 r9:83a75400 r8:850892ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1328.454379][ T32] Exception stack(0xe4945fb0 to 0xe4945ff8) ** 4 printk messages dropped ** [ 1328.454517][ T32] r4:8508b180 ** 5 printk messages dropped ** [ 1328.455209][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1328.455605][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.455727][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1328.455955][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1328.456454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.456785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.456833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.456909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.456935][ T32] r4:848b22c0 [ 1328.456999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.457054][ T32] INFO: task kworker/0:296:4040 blocked for more than 454 seconds. [ 1328.457086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.457123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.457168][ T32] task:kworker/0:296 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.457237][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.457316][ T32] Call trace: [ 1328.457352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.457401][ T32] r10:8291a684 r9:e494dd84 r8:00000002 r7:60000013 r6:e494dd8c r5:83a76c00 [ 1328.457426][ T32] r4:83a76c00 [ 1328.457446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.457489][ T32] r5:83a76c00 r4:8291a680 [ 1328.457509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.457569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.457617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e494de08 [ 1328.457640][ T32] r4:00000000 [ 1328.457660][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.457694][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.457728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.457791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b8c0 [ 1328.457838][ T32] r4:00000000 [ 1328.457861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.466778][ T32] r9:83018005 r8:83a76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1328.466872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.466997][ T32] r5:00001000 r4:e01ad000 [ 1328.467056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.467109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.467188][ T32] r5:850f8f8c r4:850f8c00 [ 1328.467213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.467267][ T32] r7:dddced80 r6:83018000 r5:850f8f8c r4:85089180 [ 1328.467290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.467339][ T32] r10:61c88647 r9:83a76c00 r8:850891ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.467363][ T32] r4:85089180 [ 1328.467384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.467431][ T32] r10:00000000 r9:85089180 r8:80287e08 r7:e4945e60 r6:85079b00 r5:83a76c00 [ 1328.467454][ T32] r4:00000001 [ 1328.467474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.467533][ T32] Exception stack(0xe494dfb0 to 0xe494dff8) [ 1328.467568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.467602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.467630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.467662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.467698][ T32] r4:8508b340 [ 1328.474099][ T32] INFO: task kworker/0:296:4040 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.474226][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.474353][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.474430][ T32] Call trace: [ 1328.474510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.474641][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1328.474976][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.475498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1328.475984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.476438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.476989][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.477454][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.477814][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.485634][ T32] r5:850f838c r4:850f8000 ** 1 printk messages dropped ** [ 1328.485705][ T32] r7:dddced80 r6:83018000 r5:850f838c r4:85089380 ** 6 printk messages dropped ** [ 1328.486011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.486799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.487231][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 9 printk messages dropped ** [ 1328.487599][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.487989][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1328.496521][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1328.496707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.496772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.496832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.496898][ T32] r4:848b22c0 [ 1328.496951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.497013][ T32] INFO: task kworker/0:298:4044 blocked for more than 454 seconds. [ 1328.497086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.497140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.497189][ T32] task:kworker/0:298 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.497301][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.497436][ T32] Call trace: [ 1328.497513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.497627][ T32] r10:8291a684 r9:e4959d84 r8:00000002 r7:60000013 r6:e4959d8c r5:83a78c00 [ 1328.497679][ T32] r4:83a78c00 [ 1328.497724][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.497815][ T32] r5:83a78c00 r4:8291a680 [ 1328.497848][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.497902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.500646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4959e08 [ 1328.500734][ T32] r4:00000000 [ 1328.500779][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.500836][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.500889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.500935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b580 [ 1328.500976][ T32] r4:00000000 [ 1328.501035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.501103][ T32] r9:83018005 r8:83a78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1328.501163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.501221][ T32] r5:00001000 r4:e003f000 [ 1328.501280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.501332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.501429][ T32] r5:850f878c r4:850f8400 [ 1328.501484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.501590][ T32] r7:dddced80 r6:83018000 r5:850f878c r4:85089400 [ 1328.501644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.501745][ T32] r10:61c88647 r9:83a78c00 r8:8508942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.501808][ T32] r4:85089400 [ 1328.501892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.501948][ T32] r10:00000000 r9:85089400 r8:80287e08 r7:e494de60 r6:85079c00 r5:83a78c00 [ 1328.501973][ T32] r4:00000001 [ 1328.501994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.502043][ T32] Exception stack(0xe4959fb0 to 0xe4959ff8) [ 1328.502075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.502145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.503353][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1328.503944][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.504194][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1328.504472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.505319][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1328.505819][ T32] INFO: task kworker/0:299:4046 blocked for more than 455 seconds. ** 8 printk messages dropped ** [ 1328.506506][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1328.507193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.507761][ T32] r5:850f8b8c r4:850f8800 ** 1 printk messages dropped ** [ 1328.530715][ T32] r7:dddced80 r6:83018000 r5:850f8b8c r4:85089100 ** 7 printk messages dropped ** [ 1328.531182][ T32] Exception stack(0xe08a5fb0 to 0xe08a5ff8) ** 7 printk messages dropped ** [ 1328.531987][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.532288][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 8 printk messages dropped ** [ 1328.532736][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1328.533059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.533895][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.534189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.534606][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.534868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.535177][ T32] r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1328.535366][ T32] r5:850f938c r4:850f9000 [ 1328.535390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.535438][ T32] r7:dddced80 r6:83018000 r5:850f938c r4:85089500 [ 1328.535461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.535510][ T32] r10:61c88647 r9:8499e000 r8:8508952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.535534][ T32] r4:85089500 [ 1328.535553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.535598][ T32] r10:00000000 r9:85089500 r8:80287e08 r7:e494de60 r6:85089580 r5:8499e000 [ 1328.535622][ T32] r4:00000001 [ 1328.535664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.535741][ T32] Exception stack(0xe495dfb0 to 0xe495dff8) [ 1328.535773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.535805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.535833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.535864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.535922][ T32] r4:8508b800 [ 1328.536243][ T32] INFO: task kworker/0:300:4049 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.536282][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.536339][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.536386][ T32] Call trace: [ 1328.536433][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.536486][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.536510][ T32] r4:00000000 [ 1328.536529][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.536568][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.536596][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.536626][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.536654][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.536678][ T32] r5:800f0013 r4:80239bb0 [ 1328.536698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.536747][ T32] r4:82ac21e4 [ 1328.536770][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.536814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.536860][ T32] r4:dff95dc0 [ 1328.536913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.537011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.537060][ T32] r4:00000000 [ 1328.537083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.537130][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.537152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.537216][ T32] r5:00001000 r4:dfdad000 [ 1328.537285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.537344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.537413][ T32] r5:848f3f8c r4:848f3c00 [ 1328.537459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.537533][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.537580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.537632][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.537677][ T32] r4:8484f600 [ 1328.537700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.537771][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.537797][ T32] r4:00000001 [ 1328.537817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.537853][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.537891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.538054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.538617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.538664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.538690][ T32] r4:848b22c0 [ 1328.538713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.538765][ T32] INFO: task kworker/0:301:4050 blocked for more than 455 seconds. [ 1328.538801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.538836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.538863][ T32] task:kworker/0:301 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.538952][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.539017][ T32] Call trace: [ 1328.539126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.539229][ T32] r10:8291a684 r9:e08a1d84 r8:00000002 r7:60000013 r6:e08a1d8c r5:84153c00 [ 1328.539280][ T32] r4:84153c00 [ 1328.539331][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.539378][ T32] r5:84153c00 r4:8291a680 [ 1328.539400][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.539460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.539508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a1e08 [ 1328.539533][ T32] r4:00000000 [ 1328.539578][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.539616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.539655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.539707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bd00 [ 1328.539754][ T32] r4:00000000 [ 1328.539783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.539832][ T32] r9:83018005 r8:84153c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.539855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.539938][ T32] r5:00001000 r4:e05bf000 [ 1328.539992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.540107][ T32] r5:850f9b8c r4:850f9800 ** 1 printk messages dropped ** [ 1328.540220][ T32] r7:dddced80 r6:83018000 r5:850f9b8c r4:85089600 ** 5 printk messages dropped ** [ 1328.540470][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.540729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.541486][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1328.541888][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.542072][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.542428][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1328.542691][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1328.542874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.543313][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.543545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.543828][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.544176][ T32] r5:850f978c r4:850f9400 [ 1328.544200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.544530][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.544708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.545554][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.545691][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 9 printk messages dropped ** [ 1328.546161][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.546488][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1328.546742][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1328.546837][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.546874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.546916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.546944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.546974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.547024][ T32] r4:848b22c0 [ 1328.547049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.547085][ T32] INFO: task kworker/0:303:4055 blocked for more than 455 seconds. [ 1328.547117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.547142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.547164][ T32] task:kworker/0:303 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.547244][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.547302][ T32] Call trace: [ 1328.547357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.547408][ T32] r10:8291a684 r9:e4969d84 r8:00000002 r7:60000013 r6:e4969d8c r5:841aec00 [ 1328.547432][ T32] r4:841aec00 [ 1328.547452][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.547495][ T32] r5:841aec00 r4:8291a680 [ 1328.547515][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.547554][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.547597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4969e08 [ 1328.547619][ T32] r4:00000000 [ 1328.547659][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.547698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.547734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.547775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bec0 [ 1328.547798][ T32] r4:00000000 [ 1328.547818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.547862][ T32] r9:83018005 r8:841aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1328.547922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.562430][ T32] r5:00001000 r4:e05d5000 [ 1328.562470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.562567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.562666][ T32] r5:850f9f8c r4:850f9c00 [ 1328.562693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.562744][ T32] r7:dddced80 r6:83018000 r5:850f9f8c r4:85089800 [ 1328.562766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.562815][ T32] r10:61c88647 r9:841aec00 r8:8508982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.562839][ T32] r4:85089800 [ 1328.562859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.562928][ T32] r10:00000000 r9:85089800 r8:80287e08 r7:e08a1e60 r6:85089700 r5:841aec00 [ 1328.562983][ T32] r4:00000001 [ 1328.563017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.563068][ T32] Exception stack(0xe4969fb0 to 0xe4969ff8) [ 1328.563111][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.563144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.563173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.563202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.563226][ T32] r4:8508bc40 [ 1328.563590][ T32] INFO: task kworker/0:303:4055 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.563627][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.563746][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.563804][ T32] Call trace: [ 1328.563871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.563947][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.563975][ T32] r4:00000000 [ 1328.564009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1328.564202][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1328.564749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1328.565516][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1328.565791][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.565862][ T32] Call trace: [ 1328.565916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.565988][ T32] r10:8291a684 r9:e496dd84 r8:00000002 r7:60000113 r6:e496dd8c r5:850c8000 [ 1328.566020][ T32] r4:850c8000 [ 1328.566064][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.566122][ T32] r5:850c8000 r4:8291a680 [ 1328.566146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.566185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.566229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e496de08 [ 1328.566251][ T32] r4:00000000 [ 1328.566292][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.566341][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.566380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.566422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850981c0 [ 1328.566463][ T32] r4:00000000 [ 1328.566517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1328.566713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.566797][ T32] r5:850fa78c r4:850fa400 ** 3 printk messages dropped ** [ 1328.567000][ T32] r10:61c88647 r9:850c8000 r8:850898ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1328.567051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.567097][ T32] r10:00000000 r9:85089880 r8:80287e08 r7:e4969e60 r6:85089a00 r5:850c8000 [ 1328.567140][ T32] r4:00000001 [ 1328.567165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.567204][ T32] Exception stack(0xe496dfb0 to 0xe496dff8) [ 1328.567232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.567262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.567355][ T32] r4:8508be80 ** 10 printk messages dropped ** [ 1328.580738][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 18 printk messages dropped ** [ 1328.581530][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 9 printk messages dropped ** [ 1328.581842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.582378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.582829][ T32] r5:850c8c00 r4:8291a680 ** 3 printk messages dropped ** [ 1328.583119][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.583424][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.583561][ T32] r9:83018005 r8:850c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1328.583607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.583666][ T32] r5:00001000 r4:e0605000 [ 1328.583690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.583766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.583850][ T32] r5:850fa38c r4:850fa000 [ 1328.583907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.584015][ T32] r7:dddced80 r6:83018000 r5:850fa38c r4:85089900 [ 1328.584057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.584141][ T32] r10:61c88647 r9:850c8c00 r8:8508992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.584174][ T32] r4:85089900 [ 1328.584194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.584242][ T32] r10:00000000 r9:85089900 r8:80287e08 r7:e496de60 r6:85089b00 r5:850c8c00 [ 1328.584287][ T32] r4:00000001 [ 1328.584324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.584394][ T32] Exception stack(0xe4975fb0 to 0xe4975ff8) [ 1328.584434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.584466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.584495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.584548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.584591][ T32] r4:85098080 [ 1328.585183][ T32] INFO: task kworker/0:305:4058 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.585259][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.585376][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.585541][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 4 printk messages dropped ** [ 1328.585826][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.585888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.585939][ T32] r5:800f0013 r4:80239bb0 [ 1328.585966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.586037][ T32] r4:82ac21e4 [ 1328.586062][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.586154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.586192][ T32] r4:dff95dc0 [ 1328.586232][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.586284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.586361][ T32] r4:00000000 [ 1328.586397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.586460][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.586488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.586533][ T32] r5:00001000 r4:dfdad000 [ 1328.586553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.586595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.586640][ T32] r5:848f3f8c r4:848f3c00 [ 1328.586661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.586709][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.586732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.586781][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.586804][ T32] r4:8484f600 [ 1328.586834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.586895][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.586922][ T32] r4:00000001 [ 1328.586987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.587045][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 1 printk messages dropped ** [ 1328.587109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.587257][ T32] INFO: task kworker/0:306:4061 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1328.587435][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.587652][ T32] r5:850c9800 r4:8291a680 [ 1328.587673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.587712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.587756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4979e08 [ 1328.587780][ T32] r4:00000000 [ 1328.587800][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.587837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.587872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.597357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098340 [ 1328.597447][ T32] r4:00000000 [ 1328.597476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.597742][ T32] r5:850fab8c r4:850fa800 ** 1 printk messages dropped ** [ 1328.597816][ T32] r7:dddced80 r6:83018000 r5:850fab8c r4:85089980 ** 4 printk messages dropped ** [ 1328.598609][ T32] r10:00000000 r9:85089980 r8:80287e08 r7:e496de60 r6:85089c00 r5:850c9800 ** 7 printk messages dropped ** [ 1328.598900][ T32] r4:85098180 ** 6 printk messages dropped ** [ 1328.599632][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.600038][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1328.600402][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1328.600860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.601098][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 1 printk messages dropped ** [ 1328.601212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.601244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.601280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.601305][ T32] r4:848b22c0 [ 1328.601359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.601392][ T32] INFO: task kworker/0:307:4063 blocked for more than 455 seconds. [ 1328.601428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.601519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.601587][ T32] task:kworker/0:307 state:D stack:0 pid:4063 tgid:4063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.601645][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.601692][ T32] Call trace: [ 1328.601752][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.601802][ T32] r10:8291a684 r9:e497dd84 r8:00000002 r7:60000113 r6:e497dd8c r5:850ca400 [ 1328.601825][ T32] r4:850ca400 [ 1328.601846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.601929][ T32] r5:850ca400 r4:8291a680 [ 1328.601954][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.601995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.602066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 [ 1328.602101][ T32] r4:00000000 [ 1328.602161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.602199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.602261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.602306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098b00 [ 1328.602342][ T32] r4:00000000 [ 1328.602369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.602417][ T32] r9:83018005 r8:850ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1328.602440][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.602483][ T32] r5:00001000 r4:e0735000 [ 1328.602504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.602545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.602588][ T32] r5:850fbb8c r4:850fb800 [ 1328.602637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.602687][ T32] r7:dddced80 r6:83018000 r5:850fbb8c r4:85089a80 ** 1 printk messages dropped ** [ 1328.602755][ T32] r10:61c88647 r9:850ca400 r8:85089aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.603042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.603898][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1328.604526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1328.605412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1328.606209][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.606419][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.606820][ T32] r5:850faf8c r4:850fac00 [ 1328.606841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.606927][ T32] r7:dddced80 r6:83018000 r5:850faf8c r4:85089d00 ** 1 printk messages dropped ** [ 1328.607060][ T32] r10:61c88647 r9:850cb000 r8:85089d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1328.607148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.607449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.607891][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.628507][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.628560][ T32] r4:00000000 [ 1328.628589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.628635][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.628693][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.628728][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.628775][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.628825][ T32] r5:800f0013 r4:80239bb0 [ 1328.628849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.628905][ T32] r4:82ac21e4 [ 1328.628926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.628969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.629006][ T32] r4:dff95dc0 [ 1328.629030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.629095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.629122][ T32] r4:00000000 [ 1328.629165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.629217][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.629240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.629287][ T32] r5:00001000 r4:dfdad000 [ 1328.629328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.629373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.629418][ T32] r5:848f3f8c r4:848f3c00 [ 1328.629449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.629501][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.629523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.629603][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.629682][ T32] r4:8484f600 [ 1328.629706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.629774][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.629816][ T32] r4:00000001 [ 1328.629838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.629887][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.629938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.629971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.630024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.630057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.630082][ T32] r4:848b22c0 [ 1328.630130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.630201][ T32] INFO: task kworker/1:166:4068 blocked for more than 455 seconds. [ 1328.630242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.630275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.630300][ T32] task:kworker/1:166 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.630387][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.630459][ T32] Call trace: [ 1328.630571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.630623][ T32] r10:8291a684 r9:e8989d84 r8:00000002 r7:60000113 r6:e8989d8c r5:83a7a400 [ 1328.630667][ T32] r4:83a7a400 [ 1328.630692][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1328.630797][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1328.631332][ T32] r5:85170f8c r4:85170c00 ** 9 printk messages dropped ** [ 1328.631679][ T32] Exception stack(0xe8989fb0 to 0xe8989ff8) ** 15 printk messages dropped ** [ 1328.632752][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 23 printk messages dropped ** [ 1328.633830][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 18 printk messages dropped ** [ 1328.634832][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1328.635250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098780 [ 1328.635284][ T32] r4:00000000 [ 1328.635307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.635422][ T32] r9:83018005 r8:83a7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1328.635456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.635500][ T32] r5:00001000 r4:e06c1000 [ 1328.635521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.635561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.635604][ T32] r5:850fb38c r4:850fb000 [ 1328.635624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.635670][ T32] r7:dddced80 r6:83018000 r5:850fb38c r4:85089d80 [ 1328.635691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.635745][ T32] r10:61c88647 r9:83a7bc00 r8:85089dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.635824][ T32] r4:85089d80 [ 1328.635852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.635941][ T32] r10:00000000 r9:85089d80 r8:80287e08 r7:e497de60 r6:85079e00 r5:83a7bc00 [ 1328.635968][ T32] r4:00000001 [ 1328.635988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.636068][ T32] Exception stack(0xe8985fb0 to 0xe8985ff8) [ 1328.636157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.636208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.636259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.636328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.636356][ T32] r4:85098880 [ 1328.636650][ T32] INFO: task kworker/0:309:4069 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.636685][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.636810][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.636901][ T32] Call trace: [ 1328.636983][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.637050][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.637075][ T32] r4:00000000 [ 1328.637096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.637137][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.637167][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.637197][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.637248][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.637283][ T32] r5:800f0013 r4:80239bb0 [ 1328.637327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.637400][ T32] r4:82ac21e4 [ 1328.637438][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.637498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.637577][ T32] r4:dff95dc0 [ 1328.637600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.637664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.637691][ T32] r4:00000000 [ 1328.637721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.637769][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.637792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.637940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.655285][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1328.655381][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1328.655559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.655687][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1328.655833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1328.656055][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.656216][ T32] r10:8291a684 r9:e898dd84 r8:00000002 r7:60000113 r6:e898dd8c r5:83a7c800 ** 4 printk messages dropped ** [ 1328.656424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.656727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69040 ** 2 printk messages dropped ** [ 1328.656855][ T32] r9:83018205 r8:83a7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1328.657112][ T32] r5:8517078c r4:85170400 [ 1328.657133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.657179][ T32] r7:ddde2d80 r6:83018200 r5:8517078c r4:85079c80 ** 1 printk messages dropped ** [ 1328.657264][ T32] r10:61c88647 r9:83a7c800 r8:85079cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.657442][ T32] r4:00000001 [ 1328.657462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.657531][ T32] Exception stack(0xe898dfb0 to 0xe898dff8) [ 1328.657590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.657626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.657674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.657732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.657794][ T32] r4:84a690c0 [ 1328.666556][ T32] INFO: task kworker/1:167:4072 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.666635][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.666761][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.666839][ T32] Call trace: [ 1328.666874][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.666941][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.666966][ T32] r4:00000000 [ 1328.666988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.667037][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.667069][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 1 printk messages dropped ** [ 1328.667126][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1328.667254][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.667345][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1328.667431][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.667496][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1328.667638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.667849][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1328.672285][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1328.672398][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1328.672534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.672677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1328.672804][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.672992][ T32] r10:8291a684 r9:e8995d84 r8:00000002 r7:60000113 r6:e8995d8c r5:83a7d400 ** 4 printk messages dropped ** [ 1328.673246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.673396][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1328.673520][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.673615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.673784][ T32] r5:850fb78c r4:850fb400 [ 1328.673804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.673871][ T32] r7:dddced80 r6:83018000 r5:850fb78c r4:85089f00 [ 1328.673906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.673955][ T32] r10:61c88647 r9:83a7d400 r8:85089f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.673998][ T32] r4:85089f00 [ 1328.674028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.674085][ T32] r10:00000000 r9:85089f00 r8:80287e08 r7:e497de60 r6:85079e80 r5:83a7d400 [ 1328.674126][ T32] r4:00000001 [ 1328.674149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.674185][ T32] Exception stack(0xe8995fb0 to 0xe8995ff8) [ 1328.674213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.674245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.674274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.674351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.674378][ T32] r4:85098680 [ 1328.674718][ T32] INFO: task kworker/0:310:4073 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.674771][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.674832][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.674889][ T32] Call trace: [ 1328.674943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.675001][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.675030][ T32] r4:00000000 [ 1328.675051][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.675110][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.675153][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.675184][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.675211][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.675255][ T32] r5:800f0013 r4:80239bb0 [ 1328.675299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.675343][ T32] r4:82ac21e4 [ 1328.675364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.675427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.675453][ T32] r4:dff95dc0 [ 1328.675473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.675516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.675539][ T32] r4:00000000 [ 1328.675579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.675627][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.675668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.675713][ T32] r5:00001000 r4:dfdad000 [ 1328.675734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.675824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.675889][ T32] r5:848f3f8c r4:848f3c00 [ 1328.675956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.676015][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.676039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.676118][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.676145][ T32] r4:8484f600 [ 1328.676197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.676287][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.676342][ T32] r4:00000001 [ 1328.676400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.676472][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.676529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.676563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.676592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.676628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.676651][ T32] r4:848b22c0 [ 1328.676686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.676714][ T32] INFO: task kworker/0:311:4075 blocked for more than 455 seconds. [ 1328.676775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1328.676824][ T32] task:kworker/0:311 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.677376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8999e08 ** 8 printk messages dropped ** [ 1328.677678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.677891][ T32] r5:850fbf8c r4:850fbc00 ** 4 printk messages dropped ** [ 1328.686327][ T32] r4:85128f80 ** 4 printk messages dropped ** [ 1328.686517][ T32] Exception stack(0xe8999fb0 to 0xe8999ff8) ** 7 printk messages dropped ** [ 1328.687147][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.687504][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1328.687887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1328.693071][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1328.693254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.693429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.693621][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1328.693863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.694053][ T32] r4:848b22c0 [ 1328.694090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.694133][ T32] INFO: task kworker/0:312:4078 blocked for more than 455 seconds. [ 1328.694169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.694196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.694241][ T32] task:kworker/0:312 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.694303][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.694369][ T32] Call trace: [ 1328.694433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.694490][ T32] r10:8291a684 r9:e89a5d84 r8:00000002 r7:60000013 r6:e89a5d8c r5:83a79800 [ 1328.694568][ T32] r4:83a79800 [ 1328.694615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.694681][ T32] r5:83a79800 r4:8291a680 [ 1328.694706][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.694747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.694820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a5e08 [ 1328.694867][ T32] r4:00000000 [ 1328.694898][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.694935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.694970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.695030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098d40 [ 1328.695077][ T32] r4:00000000 [ 1328.695101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.695187][ T32] r9:83018005 r8:83a79800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1328.695234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.695300][ T32] r5:00001000 r4:e0799000 [ 1328.695324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.695366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.695415][ T32] r5:850fc38c r4:850fc000 [ 1328.695446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.695496][ T32] r7:dddced80 r6:83018000 r5:850fc38c r4:85128f00 [ 1328.695518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.695565][ T32] r10:61c88647 r9:83a79800 r8:85128f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.695588][ T32] r4:85128f00 [ 1328.695648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.695697][ T32] r10:00000000 r9:85128f00 r8:80287e08 r7:e8999e60 r6:85123f00 r5:83a79800 [ 1328.695722][ T32] r4:00000001 [ 1328.695741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.695806][ T32] Exception stack(0xe89a5fb0 to 0xe89a5ff8) [ 1328.695837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.695900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.695931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.695961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.695985][ T32] r4:85098bc0 [ 1328.696330][ T32] INFO: task kworker/0:312:4078 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.696364][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.696456][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.696571][ T32] Call trace: [ 1328.696622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.696677][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.696701][ T32] r4:00000000 [ 1328.696721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.696762][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.696791][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.696821][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.696846][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.696870][ T32] r5:800f0013 r4:80239bb0 [ 1328.696900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.696962][ T32] r4:82ac21e4 [ 1328.697007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.697066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.697112][ T32] r4:dff95dc0 [ 1328.697155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.697200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.697224][ T32] r4:00000000 [ 1328.697264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.697323][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1328.697549][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1328.697874][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.697946][ T32] r4:00000001 [ 1328.708521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.708603][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.708659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.708695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.708725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.708761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.708787][ T32] r4:848b22c0 [ 1328.708811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.708862][ T32] INFO: task kworker/0:313:4080 blocked for more than 455 seconds. [ 1328.708901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.708927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.708970][ T32] task:kworker/0:313 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.709051][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.709103][ T32] Call trace: [ 1328.709156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.709211][ T32] r10:8291a684 r9:e89add84 r8:00000002 r7:60000113 r6:e89add8c r5:83a76000 [ 1328.709256][ T32] r4:83a76000 [ 1328.709280][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.709326][ T32] r5:83a76000 r4:8291a680 [ 1328.709368][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.709432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.709515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.709784][ T32] r9:83018005 r8:83a76000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1328.709974][ T32] r5:850fd78c r4:850fd400 ** 4 printk messages dropped ** [ 1328.710221][ T32] r4:85089f80 ** 3 printk messages dropped ** [ 1328.710382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.711214][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.711583][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1328.711958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1328.712402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.712600][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.712622][ T32] r4:8484f600 [ 1328.712662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.712713][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.712737][ T32] r4:00000001 [ 1328.712758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.712814][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.712846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.712876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.712903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.712933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.712956][ T32] r4:848b22c0 [ 1328.713027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.713065][ T32] INFO: task kworker/0:314:4081 blocked for more than 455 seconds. [ 1328.713124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.713157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.713180][ T32] task:kworker/0:314 state:D stack:0 pid:4081 tgid:4081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.713226][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.713270][ T32] Call trace: [ 1328.713302][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.713350][ T32] r10:8291a684 r9:e89b1d84 r8:00000002 r7:60000113 r6:e89b1d8c r5:85190000 [ 1328.713451][ T32] r4:85190000 [ 1328.713496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.713543][ T32] r5:85190000 r4:8291a680 ** 3 printk messages dropped ** [ 1328.713670][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.713888][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.714237][ T32] r5:850fc78c r4:850fc400 [ 1328.714259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.714479][ T32] r4:8512b000 ** 4 printk messages dropped ** [ 1328.714664][ T32] Exception stack(0xe89b1fb0 to 0xe89b1ff8) ** 6 printk messages dropped ** [ 1328.715307][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.716067][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.716226][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1328.716592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.716944][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.716999][ T32] r4:8484f600 [ 1328.717040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.717090][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.717114][ T32] r4:00000001 [ 1328.717169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.717227][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.717259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.717289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.717318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.717348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.717431][ T32] r4:848b22c0 [ 1328.717456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.717483][ T32] INFO: task kworker/0:315:4083 blocked for more than 455 seconds. [ 1328.717534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.717562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.717584][ T32] task:kworker/0:315 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.717632][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.717674][ T32] Call trace: [ 1328.717726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.717777][ T32] r10:8291a684 r9:e89b9d84 r8:00000002 r7:60000013 r6:e89b9d8c r5:85191800 ** 6 printk messages dropped ** [ 1328.741134][ T32] r4:00000000 [ 1328.741188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.741298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.741376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.741495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098f00 [ 1328.741559][ T32] r4:00000000 [ 1328.741634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.741737][ T32] r9:83018005 r8:85191800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.741902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.742013][ T32] r5:00001000 r4:e07bf000 [ 1328.742064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.742189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.742602][ T32] r10:61c88647 r9:85191800 r8:8512b0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.743304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.744617][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 17 printk messages dropped ** [ 1328.745814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.745899][ T32] r5:00001000 r4:dfdad000 [ 1328.745939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.746067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.746173][ T32] r5:848f3f8c r4:848f3c00 [ 1328.746221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.746313][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.746365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.746456][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.746498][ T32] r4:8484f600 [ 1328.746542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.746743][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.746811][ T32] r4:00000001 [ 1328.746848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.747012][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.747079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.747140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.747198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.747259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.747304][ T32] r4:848b22c0 [ 1328.747348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1328.758976][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1328.760354][ T32] r5:85170b8c r4:85170800 ** 6 printk messages dropped ** [ 1328.760861][ T32] r10:00000000 r9:8512f100 r8:80287e08 r7:e8989e60 r6:8512f180 r5:85193000 ** 5 printk messages dropped ** [ 1328.761204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1328.761418][ T32] r4:8512a800 [ 1328.762124][ T32] INFO: task kworker/1:168:4085 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.762194][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.762723][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.762840][ T32] Call trace: [ 1328.762905][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.763004][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.763077][ T32] r4:00000000 [ 1328.763126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.763199][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.763261][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.763322][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.763372][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.763423][ T32] r5:800f0013 r4:80239bb0 [ 1328.763467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.763543][ T32] r4:82ac21e4 [ 1328.763597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.763682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.763732][ T32] r4:dff95dc0 [ 1328.763837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.763935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.763986][ T32] r4:00000000 [ 1328.764031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.764121][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.764168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.764329][ T32] r5:00001000 r4:dfdad000 [ 1328.764378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.764479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.764571][ T32] r5:848f3f8c r4:848f3c00 [ 1328.764610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.764707][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.764754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.764843][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.764898][ T32] r4:8484f600 [ 1328.764944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.765047][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.765099][ T32] r4:00000001 [ 1328.765157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.765236][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.765298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.765350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.765414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.765481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.765530][ T32] r4:848b22c0 [ 1328.765593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.765668][ T32] INFO: task kworker/0:316:4086 blocked for more than 455 seconds. [ 1328.765736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1328.765849][ T32] task:kworker/0:316 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.766961][ T32] r4:850cd400 ** 1 printk messages dropped ** [ 1328.767091][ T32] r5:850cd400 r4:8291a680 ** 2 printk messages dropped ** [ 1328.767298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8991e08 ** 3 printk messages dropped ** [ 1328.767569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.767869][ T32] r9:83018005 r8:850cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1328.785647][ T32] r5:850fcf8c r4:850fcc00 [ 1328.785722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.785819][ T32] r7:dddced80 r6:83018000 r5:850fcf8c r4:8512b200 [ 1328.785879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.785936][ T32] r10:61c88647 r9:850cd400 r8:8512b22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1328.786219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.787139][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.787486][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1328.787728][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.787832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1328.792388][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.792479][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1328.792805][ T32] r5:848f3f8c r4:848f3c00 ** 2 printk messages dropped ** [ 1328.792903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.793286][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 8 printk messages dropped ** [ 1328.793645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.793669][ T32] task:kworker/0:317 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.793724][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.793769][ T32] Call trace: [ 1328.793841][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.793946][ T32] r10:8291a684 r9:e89c5d84 r8:00000002 r7:60000113 r6:e89c5d8c r5:850cc800 [ 1328.794041][ T32] r4:850cc800 [ 1328.794067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.794140][ T32] r5:850cc800 r4:8291a680 [ 1328.794173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.794249][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.794334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c5e08 [ 1328.794361][ T32] r4:00000000 [ 1328.794381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.794418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.794510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.794597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851321c0 [ 1328.794654][ T32] r4:00000000 [ 1328.794679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.794769][ T32] r9:83018005 r8:850cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1328.794902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.794988][ T32] r5:00001000 r4:e07dd000 [ 1328.795018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.795094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.795224][ T32] r5:850fd38c r4:850fd000 [ 1328.795292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.795377][ T32] r7:dddced80 r6:83018000 r5:850fd38c r4:8512b100 [ 1328.795405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.795524][ T32] r10:61c88647 r9:850cc800 r8:8512b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.795552][ T32] r4:8512b100 [ 1328.795575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.795658][ T32] r10:00000000 r9:8512b100 r8:80287e08 r7:e89ade60 r6:8512b380 r5:850cc800 [ 1328.795684][ T32] r4:00000001 [ 1328.795704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.795787][ T32] Exception stack(0xe89c5fb0 to 0xe89c5ff8) [ 1328.795901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.795967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.796004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.796082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.796124][ T32] r4:851322c0 [ 1328.796553][ T32] INFO: task kworker/0:317:4089 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.796632][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.796775][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.796844][ T32] Call trace: [ 1328.796915][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.797005][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.797086][ T32] r4:00000000 [ 1328.797149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.797242][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.797281][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.797325][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.797354][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.797397][ T32] r5:800f0013 r4:80239bb0 [ 1328.797423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.797495][ T32] r4:82ac21e4 [ 1328.797520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.797597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.797624][ T32] r4:dff95dc0 [ 1328.797662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.797708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.797731][ T32] r4:00000000 [ 1328.797751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.797796][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.797818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.798148][ T32] r5:00001000 r4:dfdad000 [ 1328.810572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.810707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.810850][ T32] r5:848f3f8c r4:848f3c00 [ 1328.810906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.811003][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.811061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.811161][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.811211][ T32] r4:8484f600 [ 1328.811253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.811347][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.811401][ T32] r4:00000001 [ 1328.811449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.811532][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.811593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.811655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.811714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.811773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.811819][ T32] r4:848b22c0 [ 1328.811906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.811975][ T32] INFO: task kworker/0:318:4090 blocked for more than 455 seconds. [ 1328.812048][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.812424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.812525][ T32] task:kworker/0:318 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.812639][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.812725][ T32] Call trace: [ 1328.812857][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.812987][ T32] r10:8291a684 r9:e899dd84 r8:00000002 r7:60000013 r6:e899dd8c r5:850ce000 [ 1328.813052][ T32] r4:850ce000 [ 1328.813100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.813188][ T32] r5:850ce000 r4:8291a680 [ 1328.813236][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.813320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.813418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e899de08 [ 1328.813463][ T32] r4:00000000 [ 1328.813499][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.813582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.813693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.813841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851324c0 [ 1328.813892][ T32] r4:00000000 [ 1328.813937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.814044][ T32] r9:83018005 r8:850ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1328.814125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.814220][ T32] r5:00001000 r4:e0829000 [ 1328.814263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.814345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.814485][ T32] r5:850fdb8c r4:850fd800 [ 1328.814538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.815011][ T32] r7:dddced80 r6:83018000 r5:850fdb8c r4:8512b180 [ 1328.815065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.815163][ T32] r10:61c88647 r9:850ce000 r8:8512b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.815266][ T32] r4:8512b180 [ 1328.816016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.816173][ T32] r10:00000000 r9:8512b180 r8:80287e08 r7:e89ade60 r6:8512b480 r5:850ce000 [ 1328.816230][ T32] r4:00000001 [ 1328.816381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.816464][ T32] Exception stack(0xe899dfb0 to 0xe899dff8) [ 1328.816530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.816595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.816657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.816814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.816870][ T32] r4:85132180 [ 1328.817558][ T32] INFO: task kworker/0:318:4090 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.817633][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.830922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.831067][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.831243][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 4 printk messages dropped ** [ 1328.831566][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1328.832000][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1328.832189][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.832474][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1328.833245][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1328.833744][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1328.834414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.835530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.837767][ T32] r5:850cec00 r4:8291a680 ** 3 printk messages dropped ** [ 1328.849923][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.850252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.850521][ T32] r9:83018005 r8:850cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.850595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.850700][ T32] r5:00001000 r4:e0853000 [ 1328.850744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.850827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.850936][ T32] r5:850fdf8c r4:850fdc00 [ 1328.850994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.851095][ T32] r7:dddced80 r6:83018000 r5:850fdf8c r4:8512b300 [ 1328.851163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.851270][ T32] r10:61c88647 r9:850cec00 r8:8512b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.851331][ T32] r4:8512b300 [ 1328.851372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.851479][ T32] r10:00000000 r9:8512b300 r8:80287e08 r7:e899de60 r6:8512b500 r5:850cec00 [ 1328.851534][ T32] r4:00000001 [ 1328.851577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.851663][ T32] Exception stack(0xe89c9fb0 to 0xe89c9ff8) [ 1328.851721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.851788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.851869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.851952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.852037][ T32] r4:851326c0 [ 1328.852692][ T32] INFO: task kworker/0:319:4093 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.852869][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.853038][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.853187][ T32] Call trace: [ 1328.853264][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.853367][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.853432][ T32] r4:00000000 [ 1328.853474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.853555][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.853621][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.853680][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.853737][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.853805][ T32] r5:800f0013 r4:80239bb0 [ 1328.853869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.853957][ T32] r4:82ac21e4 [ 1328.854016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.854118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.854217][ T32] r4:dff95dc0 [ 1328.854267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.854395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.854450][ T32] r4:00000000 [ 1328.854504][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.854622][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.854680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.854767][ T32] r5:00001000 r4:dfdad000 [ 1328.854841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.854929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.855023][ T32] r5:848f3f8c r4:848f3c00 [ 1328.855065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.855187][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.855262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.855358][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.855413][ T32] r4:8484f600 [ 1328.855555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.855652][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.855756][ T32] r4:00000001 [ 1328.855806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.856044][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.856108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.856206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.856269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.856330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.856847][ T32] r4:848b22c0 [ 1328.856906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.856965][ T32] INFO: task kworker/0:320:4095 blocked for more than 455 seconds. [ 1328.857037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.857090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.857327][ T32] task:kworker/0:320 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.857425][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.857659][ T32] Call trace: [ 1328.857739][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.857872][ T32] r10:8291a684 r9:e89d1d84 r8:00000002 r7:60000113 r6:e89d1d8c r5:850cbc00 [ 1328.875011][ T32] r4:850cbc00 ** 1 printk messages dropped ** [ 1328.875246][ T32] r5:850cbc00 r4:8291a680 ** 2 printk messages dropped ** [ 1328.875520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d1e08 ** 2 printk messages dropped ** [ 1328.875765][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.875847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.876759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85132780 [ 1328.877070][ T32] r4:00000000 [ 1328.877160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.877316][ T32] r9:83018005 r8:850cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1328.877374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.877472][ T32] r5:00001000 r4:e0871000 [ 1328.877516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.877605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.877738][ T32] r5:850fe38c r4:850fe000 [ 1328.877790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.877888][ T32] r7:dddced80 r6:83018000 r5:850fe38c r4:8512b680 [ 1328.877971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.887075][ T32] r10:61c88647 r9:850cbc00 r8:8512b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.887159][ T32] r4:8512b680 [ 1328.887313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.887432][ T32] r10:00000000 r9:8512b680 r8:80287e08 r7:e89c9e60 r6:8512b700 r5:850cbc00 [ 1328.887478][ T32] r4:00000001 [ 1328.887522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.887595][ T32] Exception stack(0xe89d1fb0 to 0xe89d1ff8) [ 1328.887676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.887750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.887801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.887928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.888247][ T32] r4:85132540 [ 1328.888818][ T32] INFO: task kworker/0:320:4095 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.888891][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.889079][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.889220][ T32] Call trace: [ 1328.889310][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.889421][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.889574][ T32] r4:00000000 [ 1328.889622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.889703][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.889757][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.889818][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.889873][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.889921][ T32] r5:800f0013 r4:80239bb0 [ 1328.889967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.890051][ T32] r4:82ac21e4 [ 1328.890099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.890209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.890308][ T32] r4:dff95dc0 [ 1328.890402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.890620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.890674][ T32] r4:00000000 [ 1328.890721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.890876][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.890935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.891081][ T32] r5:00001000 r4:dfdad000 [ 1328.891130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.891210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.891301][ T32] r5:848f3f8c r4:848f3c00 [ 1328.891357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.891449][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.891492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.891584][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.891873][ T32] r4:8484f600 [ 1328.891933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.892088][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.892446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.893904][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.895287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d5e08 ** 8 printk messages dropped ** [ 1328.895989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.896804][ T32] r5:850fe78c r4:850fe400 ** 3 printk messages dropped ** [ 1328.897321][ T32] r10:61c88647 r9:84590000 r8:8512b5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.912732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.913927][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.914588][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1328.916101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.916283][ T32] r4:dff95dc0 [ 1328.916333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.916492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.916545][ T32] r4:00000000 [ 1328.916590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.916680][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.916887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.917007][ T32] r5:00001000 r4:dfdad000 [ 1328.917368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.917463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.917559][ T32] r5:848f3f8c r4:848f3c00 [ 1328.917598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.917688][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.917790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.926712][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.926781][ T32] r4:8484f600 [ 1328.926807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.926873][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.926928][ T32] r4:00000001 [ 1328.926981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.927040][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.927083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.927116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.927152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.927208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.927243][ T32] r4:848b22c0 [ 1328.927273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.927324][ T32] INFO: task kworker/0:322:4099 blocked for more than 455 seconds. [ 1328.927361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.927448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.927488][ T32] task:kworker/0:322 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.927592][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.927665][ T32] Call trace: [ 1328.927732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.927806][ T32] r10:8291a684 r9:e89d9d84 r8:00000002 r7:60000013 r6:e89d9d8c r5:84590c00 [ 1328.927838][ T32] r4:84590c00 [ 1328.927888][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.927937][ T32] r5:84590c00 r4:8291a680 [ 1328.928019][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.932525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.932595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 [ 1328.932645][ T32] r4:00000000 [ 1328.932669][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.932706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.932745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.932787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85132ac0 [ 1328.932811][ T32] r4:00000000 [ 1328.932831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.932887][ T32] r9:83018005 r8:84590c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.932911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.932977][ T32] r5:00001000 r4:e8981000 [ 1328.933007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.933050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.933094][ T32] r5:850feb8c r4:850fe800 [ 1328.933137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.933198][ T32] r7:dddced80 r6:83018000 r5:850feb8c r4:8512b780 [ 1328.933223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.933293][ T32] r10:61c88647 r9:84590c00 r8:8512b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.933341][ T32] r4:8512b780 [ 1328.933365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.933413][ T32] r10:00000000 r9:8512b780 r8:80287e08 r7:e89d5e60 r6:8512b400 r5:84590c00 [ 1328.933436][ T32] r4:00000001 [ 1328.933456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.933493][ T32] Exception stack(0xe89d9fb0 to 0xe89d9ff8) [ 1328.933523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.933574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.933609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.933641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.933664][ T32] r4:851328c0 [ 1328.934060][ T32] INFO: task kworker/0:322:4099 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.934127][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.934211][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.934320][ T32] Call trace: [ 1328.934412][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.934493][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.934521][ T32] r4:00000000 [ 1328.934563][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.934607][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.934638][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.934668][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.934694][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.934718][ T32] r5:800f0013 r4:80239bb0 [ 1328.934740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.934781][ T32] r4:82ac21e4 [ 1328.934802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.934844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.934914][ T32] r4:dff95dc0 [ 1328.934939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.934983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.935038][ T32] r4:00000000 [ 1328.935062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.935128][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.935153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.935218][ T32] r5:00001000 r4:dfdad000 [ 1328.935243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.935289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.935355][ T32] r5:848f3f8c r4:848f3c00 [ 1328.935380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.935432][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.935474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.935546][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.935593][ T32] r4:8484f600 [ 1328.935634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.935685][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.935709][ T32] r4:00000001 [ 1328.935729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.935803][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.935833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.935890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.935922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.935952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.935975][ T32] r4:848b22c0 [ 1328.935995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.936028][ T32] INFO: task kworker/0:323:4101 blocked for more than 455 seconds. [ 1328.936060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.936086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.936107][ T32] task:kworker/0:323 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.936172][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.936217][ T32] Call trace: [ 1328.936262][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.936311][ T32] r10:8291a684 r9:e89ddd84 r8:00000002 r7:60000113 r6:e89ddd8c r5:84591800 [ 1328.936358][ T32] r4:84591800 [ 1328.936392][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.936437][ T32] r5:84591800 r4:8291a680 [ 1328.936458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.936496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.936539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89dde08 [ 1328.936562][ T32] r4:00000000 [ 1328.936582][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.936659][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.936707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.936840][ T32] r9:83018005 r8:84591800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 3 printk messages dropped ** [ 1328.937028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.937078][ T32] r5:850fef8c r4:850fec00 [ 1328.937099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.937187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.937350][ T32] r10:00000000 r9:8512b800 r8:80287e08 r7:e89d9e60 r6:8512b900 r5:84591800 ** 4 printk messages dropped ** [ 1328.937537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.937941][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.947371][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1328.947685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1328.948483][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1328.948686][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1328.948828][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1328.948962][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1328.949081][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.949115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.949186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.949220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.949244][ T32] r4:848b22c0 [ 1328.949270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.949299][ T32] INFO: task kworker/0:324:4102 blocked for more than 455 seconds. [ 1328.949368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.949420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.949465][ T32] task:kworker/0:324 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.949591][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.949693][ T32] Call trace: [ 1328.949763][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.949865][ T32] r10:8291a684 r9:e89e5d84 r8:00000002 r7:60000113 r6:e89e5d8c r5:84592400 [ 1328.949931][ T32] r4:84592400 [ 1328.949977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.950074][ T32] r5:84592400 r4:8291a680 [ 1328.950140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.950227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.950318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e5e08 [ 1328.950372][ T32] r4:00000000 [ 1328.950425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.950510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.950602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.950705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851472c0 [ 1328.950806][ T32] r4:00000000 [ 1328.950865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.950985][ T32] r9:83018005 r8:84592400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.951052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.951157][ T32] r5:00001000 r4:eaa11000 [ 1328.951209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.951325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.951432][ T32] r5:850fff8c r4:850ffc00 [ 1328.951564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.951741][ T32] r7:dddced80 r6:83018000 r5:850fff8c r4:8512b980 [ 1328.951804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.951954][ T32] r10:61c88647 r9:84592400 r8:8512b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.952029][ T32] r4:8512b980 [ 1328.952099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.952150][ T32] r10:00000000 r9:8512b980 r8:80287e08 r7:e89dde60 r6:8512b880 r5:84592400 [ 1328.952174][ T32] r4:00000001 [ 1328.952211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.952250][ T32] Exception stack(0xe89e5fb0 to 0xe89e5ff8) [ 1328.952281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.952311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.952358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.952391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.952414][ T32] r4:85132d00 [ 1328.952764][ T32] INFO: task kworker/0:324:4102 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.952800][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.952971][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.953037][ T32] Call trace: [ 1328.953124][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.953181][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.953205][ T32] r4:00000000 [ 1328.953226][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.953289][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.953328][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.953359][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.953385][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.953409][ T32] r5:800f0013 r4:80239bb0 [ 1328.953430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.953470][ T32] r4:82ac21e4 [ 1328.953490][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.953534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.953578][ T32] r4:dff95dc0 [ 1328.953601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.953645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.953669][ T32] r4:00000000 [ 1328.953688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.953733][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.953774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.953819][ T32] r5:00001000 r4:dfdad000 [ 1328.953841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.953890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.953989][ T32] r5:848f3f8c r4:848f3c00 [ 1328.954029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.954133][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.954194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.954248][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.954276][ T32] r4:8484f600 [ 1328.954319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.954371][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.954417][ T32] r4:00000001 [ 1328.954440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.954477][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.954504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.954536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.954564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.954621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.954647][ T32] r4:848b22c0 [ 1328.954690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.954720][ T32] INFO: task kworker/0:325:4104 blocked for more than 455 seconds. [ 1328.954748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.954772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.954794][ T32] task:kworker/0:325 state:D stack:0 pid:4104 tgid:4104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.954841][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.954993][ T32] Call trace: [ 1328.955036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.955086][ T32] r10:8291a684 r9:e89f1d84 r8:00000002 r7:60000013 r6:e89f1d8c r5:84593c00 [ 1328.955109][ T32] r4:84593c00 [ 1328.955129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.955211][ T32] r5:84593c00 r4:8291a680 [ 1328.955279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.955363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.955440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f1e08 [ 1328.955492][ T32] r4:00000000 [ 1328.955515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.955551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.955586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.955627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85132f40 [ 1328.955652][ T32] r4:00000000 [ 1328.955672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.955716][ T32] r9:83018005 r8:84593c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1328.955867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.955987][ T32] r5:00001000 r4:e89ed000 [ 1328.956049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.956146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.956251][ T32] r5:850ff38c r4:850ff000 [ 1328.956304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.956409][ T32] r7:dddced80 r6:83018000 r5:850ff38c r4:8512ba00 [ 1328.956461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.956569][ T32] r10:61c88647 r9:84593c00 r8:8512ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.956696][ T32] r4:8512ba00 [ 1328.956755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.956862][ T32] r10:00000000 r9:8512ba00 r8:80287e08 r7:e89e5e60 r6:8512ba80 r5:84593c00 [ 1328.956930][ T32] r4:00000001 [ 1328.956988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.957043][ T32] Exception stack(0xe89f1fb0 to 0xe89f1ff8) [ 1328.957130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.957167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.957198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.957257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.957284][ T32] r4:85132d00 [ 1328.957486][ T32] INFO: task kworker/0:325:4104 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.957518][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.957574][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.957620][ T32] Call trace: [ 1328.957681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.957735][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.957759][ T32] r4:00000000 [ 1328.957806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.957875][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1328.974594][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.974946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1328.974970][ T32] r4:00000000 [ 1328.975026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.975079][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.975104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.975151][ T32] r5:00001000 r4:dfdad000 [ 1328.975199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.975244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.975293][ T32] r5:848f3f8c r4:848f3c00 [ 1328.975315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.975365][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1328.975392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.975441][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.975464][ T32] r4:8484f600 [ 1328.975484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.975530][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.975554][ T32] r4:00000001 [ 1328.975574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.975611][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.975650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.975729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.975760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.975835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.975969][ T32] r4:848b22c0 [ 1328.976042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.976110][ T32] INFO: task kworker/0:326:4106 blocked for more than 455 seconds. [ 1328.976185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.976250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.976317][ T32] task:kworker/0:326 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.977143][ T32] r5:84593000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.977576][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.984580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.984737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.985285][ T32] r10:00000000 r9:8512bb00 r8:80287e08 r7:e89e5e60 r6:8512bc00 r5:84593000 [ 1328.985438][ T32] r4:00000001 [ 1328.985501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.985595][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1328.985670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.985744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.985812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.985898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.985957][ T32] r4:8512cf40 [ 1328.986614][ T32] INFO: task kworker/0:326:4106 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1328.986709][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.986781][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.986885][ T32] Call trace: [ 1328.986925][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.986980][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1328.987044][ T32] r4:00000000 [ 1328.987069][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.987111][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1328.987144][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1328.987176][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1328.987203][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.987227][ T32] r5:800f0013 r4:80239bb0 [ 1328.987247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.987339][ T32] r4:82ac21e4 [ 1328.987364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.987409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1328.987432][ T32] r4:dff95dc0 ** 1 printk messages dropped ** [ 1328.987525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1328.996396][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1328.996506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.996763][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1328.996837][ T32] r4:00000001 [ 1328.996898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.996987][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1328.997060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.997153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.997226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.997294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.997353][ T32] r4:848b22c0 [ 1328.997408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.997531][ T32] INFO: task kworker/0:327:4109 blocked for more than 455 seconds. [ 1328.997610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.997669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.997723][ T32] task:kworker/0:327 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.002298][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.002427][ T32] Call trace: [ 1329.002496][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.002555][ T32] r10:8291a684 r9:e89cdd84 r8:00000002 r7:60000013 r6:e89cdd8c r5:84595400 [ 1329.002584][ T32] r4:84595400 [ 1329.002608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.002653][ T32] r5:84595400 r4:8291a680 [ 1329.002674][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.002714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.002779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89cde08 [ 1329.002806][ T32] r4:00000000 [ 1329.002828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.002863][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.002911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.002975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147140 [ 1329.003006][ T32] r4:00000000 [ 1329.003038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.003113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.003345][ T32] r5:850ffb8c r4:850ff800 [ 1329.003369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.003554][ T32] r4:8512bc80 ** 3 printk messages dropped ** [ 1329.003715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1329.004275][ T32] INFO: task kworker/0:327:4109 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 7 printk messages dropped ** [ 1329.004745][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1329.004983][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.005145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1329.005577][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1329.005892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.006564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.007258][ T32] r4:84596000 ** 4 printk messages dropped ** [ 1329.007682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 ** 9 printk messages dropped ** [ 1329.017757][ T32] r5:00001000 r4:eaa1f000 ** 2 printk messages dropped ** [ 1329.017932][ T32] r5:8510438c r4:85104000 ** 3 printk messages dropped ** [ 1329.018565][ T32] r10:61c88647 r9:84596000 r8:8512bbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.018656][ T32] r10:00000000 r9:8512bb80 r8:80287e08 r7:e89e5e60 r6:8512be00 r5:84596000 [ 1329.018679][ T32] r4:00000001 [ 1329.018720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.018762][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1329.018792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.018836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.018867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.018911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.018935][ T32] r4:85147280 [ 1329.019267][ T32] INFO: task kworker/0:328:4112 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.019307][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.019445][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.019553][ T32] Call trace: [ 1329.019629][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.019750][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.019808][ T32] r4:00000000 [ 1329.019873][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.019981][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.020061][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.020135][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.020202][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.020258][ T32] r5:800f0013 r4:80239bb0 [ 1329.020309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.020405][ T32] r4:82ac21e4 [ 1329.020457][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.020553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.020610][ T32] r4:dff95dc0 [ 1329.020676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.020779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.020836][ T32] r4:00000000 [ 1329.020903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.021015][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.021070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.021175][ T32] r5:00001000 r4:dfdad000 [ 1329.021241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.021355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.021461][ T32] r5:848f3f8c r4:848f3c00 [ 1329.021512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.021626][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.021711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.021824][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.021900][ T32] r4:8484f600 [ 1329.021954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.022060][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.022087][ T32] r4:00000001 [ 1329.022158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.022200][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.022228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.022260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.022287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.022317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.022379][ T32] r4:848b22c0 [ 1329.022422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.022455][ T32] INFO: task kworker/0:329:4113 blocked for more than 455 seconds. [ 1329.022490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.022557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.022589][ T32] task:kworker/0:329 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.022639][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.022681][ T32] Call trace: [ 1329.022714][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.022762][ T32] r10:8291a684 r9:eaa1dd84 r8:00000002 r7:60000113 r6:eaa1dd8c r5:84596c00 [ 1329.022785][ T32] r4:84596c00 [ 1329.022807][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.022876][ T32] r5:84596c00 r4:8291a680 [ 1329.022973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.023024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.023070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1329.023169][ T32] r4:00000000 [ 1329.023193][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.023229][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.023264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.023382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851475c0 [ 1329.023428][ T32] r4:00000000 [ 1329.023477][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.023551][ T32] r9:83018005 r8:84596c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1329.023578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.023622][ T32] r5:00001000 r4:eaa25000 [ 1329.023643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.023683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.023727][ T32] r5:8510478c r4:85104400 [ 1329.023747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.023793][ T32] r7:dddced80 r6:83018000 r5:8510478c r4:8512be80 [ 1329.023815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.023862][ T32] r10:61c88647 r9:84596c00 r8:8512beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.023894][ T32] r4:8512be80 [ 1329.023914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.023959][ T32] r10:00000000 r9:8512be80 r8:80287e08 r7:eaa15e60 r6:8512bd00 r5:84596c00 [ 1329.023982][ T32] r4:00000001 [ 1329.024007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.024045][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1329.024073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.024103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.024131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.024161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.024184][ T32] r4:85147280 [ 1329.024393][ T32] INFO: task kworker/0:329:4113 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.024452][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.024514][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.024561][ T32] Call trace: [ 1329.024594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.024646][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.024670][ T32] r4:00000000 [ 1329.024690][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.024729][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.024758][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.024788][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.024814][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.024887][ T32] r5:800f0013 r4:80239bb0 [ 1329.024921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.024963][ T32] r4:82ac21e4 [ 1329.024984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.025034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.025059][ T32] r4:dff95dc0 [ 1329.025078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.025146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.025199][ T32] r4:00000000 [ 1329.025248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.025296][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.025319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.025362][ T32] r5:00001000 r4:dfdad000 [ 1329.025415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.025459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.025537][ T32] r5:848f3f8c r4:848f3c00 [ 1329.025560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.025637][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.025662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.025711][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.025734][ T32] r4:8484f600 [ 1329.025753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.025801][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.025854][ T32] r4:00000001 [ 1329.025919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.026013][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.026079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.026170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.026257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.026324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.026395][ T32] r4:848b22c0 [ 1329.026451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.026511][ T32] INFO: task kworker/0:330:4115 blocked for more than 455 seconds. [ 1329.026574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.026630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.026682][ T32] task:kworker/0:330 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.026811][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.026924][ T32] Call trace: [ 1329.027027][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.027140][ T32] r10:8291a684 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:84594800 [ 1329.027210][ T32] r4:84594800 [ 1329.027263][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.027349][ T32] r5:84594800 r4:8291a680 [ 1329.027404][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.027542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.027653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1329.027710][ T32] r4:00000000 [ 1329.027854][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1329.046902][ T32] r9:83018005 r8:84594800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1329.047326][ T32] r5:85104f8c r4:85104c00 [ 1329.047379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.047487][ T32] r7:dddced80 r6:83018000 r5:85104f8c r4:8512bf80 ** 1 printk messages dropped ** [ 1329.047671][ T32] r10:61c88647 r9:84594800 r8:8512bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.054059][ T32] r10:00000000 r9:8512bf80 r8:80287e08 r7:eaa1de60 r6:8512bf00 r5:84594800 ** 2 printk messages dropped ** [ 1329.054366][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) ** 3 printk messages dropped ** [ 1329.054666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.055580][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.056212][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.056418][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1329.056627][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1329.056863][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.057095][ T32] r4:dff95dc0 ** 1 printk messages dropped ** [ 1329.057275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1329.057547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.057652][ T32] r5:00001000 r4:dfdad000 [ 1329.057707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.057804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.063640][ T32] r5:848f3f8c r4:848f3c00 [ 1329.063699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.063766][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.063789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.063839][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.063863][ T32] r4:8484f600 [ 1329.063893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.063969][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.063997][ T32] r4:00000001 [ 1329.064052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.064097][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.064154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.064188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.064217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.064247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.064270][ T32] r4:848b22c0 [ 1329.064293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.064323][ T32] INFO: task kworker/0:331:4117 blocked for more than 455 seconds. [ 1329.064356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.064381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.064405][ T32] task:kworker/0:331 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.064459][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.064505][ T32] Call trace: [ 1329.064564][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.064622][ T32] r10:8291a684 r9:e08cdd84 r8:00000002 r7:60000113 r6:e08cdd8c r5:849a8000 [ 1329.064645][ T32] r4:849a8000 [ 1329.064665][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.064708][ T32] r5:849a8000 r4:8291a680 [ 1329.064754][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.064797][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.064844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08cde08 [ 1329.064869][ T32] r4:00000000 [ 1329.064899][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.064935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.064972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.065049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147700 [ 1329.065075][ T32] r4:00000000 [ 1329.065097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.065145][ T32] r9:83018005 r8:849a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1329.065167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.065236][ T32] r5:00001000 r4:df9cb000 [ 1329.065260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.065343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.065396][ T32] r5:85104b8c r4:85104800 [ 1329.065417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.065464][ T32] r7:dddced80 r6:83018000 r5:85104b8c r4:85089e00 [ 1329.065485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.065531][ T32] r10:61c88647 r9:849a8000 r8:85089e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.065554][ T32] r4:85089e00 [ 1329.065585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.065634][ T32] r10:00000000 r9:85089e00 r8:80287e08 r7:eaa29e60 r6:85089e80 r5:849a8000 [ 1329.065657][ T32] r4:00000001 [ 1329.065676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.065739][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1329.065769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.065822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.065906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.065982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.066050][ T32] r4:85147640 [ 1329.066755][ T32] INFO: task kworker/0:331:4117 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1329.067050][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.067660][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1329.078585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.078641][ T32] r4:dff95dc0 [ 1329.078688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.078790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.078841][ T32] r4:00000000 [ 1329.078896][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.079081][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.079261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.079369][ T32] r5:00001000 r4:dfdad000 [ 1329.079764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.079861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.079960][ T32] r5:848f3f8c r4:848f3c00 [ 1329.080011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.080113][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.080163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.080601][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.080660][ T32] r4:8484f600 [ 1329.080718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.080905][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.080960][ T32] r4:00000001 [ 1329.081010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.081090][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.081152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.081897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.081968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.082307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.082370][ T32] r4:848b22c0 [ 1329.082424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.082480][ T32] INFO: task kworker/0:332:4119 blocked for more than 455 seconds. [ 1329.082546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.082603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.082648][ T32] task:kworker/0:332 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.082760][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.082853][ T32] Call trace: [ 1329.082934][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.083044][ T32] r10:8291a684 r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c r5:849a8c00 [ 1329.083098][ T32] r4:849a8c00 [ 1329.083142][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.083230][ T32] r5:849a8c00 r4:8291a680 [ 1329.083280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.083363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.083454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1329.083506][ T32] r4:00000000 [ 1329.083547][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.083617][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.083694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.083779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147a00 [ 1329.083827][ T32] r4:00000000 [ 1329.083871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.083978][ T32] r9:83018005 r8:849a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1329.084047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.084142][ T32] r5:00001000 r4:dfdbb000 [ 1329.084187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.084276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.084390][ T32] r5:8510538c r4:85105000 [ 1329.084438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.084538][ T32] r7:dddced80 r6:83018000 r5:8510538c r4:8514f100 [ 1329.084596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.084706][ T32] r10:61c88647 r9:849a8c00 r8:8514f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.084760][ T32] r4:8514f100 [ 1329.084804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.084919][ T32] r10:00000000 r9:8514f100 r8:80287e08 r7:eaa29e60 r6:8514f180 r5:849a8c00 [ 1329.085393][ T32] r4:00000001 [ 1329.085444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.085521][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1329.085577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.085644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.085925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.108649][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1329.109067][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.109934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 6 printk messages dropped ** [ 1329.111169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.111609][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1329.111800][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.111946][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1329.112140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.112267][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1329.112610][ T32] task:kworker/0:333 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1329.112922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.113028][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:849a9800 [ 1329.113079][ T32] r4:849a9800 [ 1329.113184][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.113288][ T32] r5:849a9800 r4:8291a680 [ 1329.113333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.113502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.113597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1329.113644][ T32] r4:00000000 [ 1329.113686][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.113891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.113973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.114130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147d40 [ 1329.114194][ T32] r4:00000000 [ 1329.114236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.114327][ T32] r9:83018005 r8:849a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1329.114675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.114765][ T32] r5:00001000 r4:dffa7000 [ 1329.114814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.114911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.115001][ T32] r5:85105b8c r4:85105800 [ 1329.115058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.115153][ T32] r7:dddced80 r6:83018000 r5:85105b8c r4:8514f000 [ 1329.115199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.115297][ T32] r10:61c88647 r9:849a9800 r8:8514f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.115346][ T32] r4:8514f000 [ 1329.115391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.115484][ T32] r10:00000000 r9:8514f000 r8:80287e08 r7:eaa31e60 r6:8514f280 r5:849a9800 [ 1329.115725][ T32] r4:00000001 [ 1329.115774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.115848][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1329.115916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.115975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.116043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.116104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.116136][ T32] r4:85147940 [ 1329.116532][ T32] INFO: task kworker/0:333:4121 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.116574][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.116638][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.116686][ T32] Call trace: [ 1329.116719][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.116773][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.116797][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.116958][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1329.117412][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1329.117622][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1329.117866][ T32] r5:848f3f8c r4:848f3c00 ** 1 printk messages dropped ** [ 1329.138156][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 3 printk messages dropped ** [ 1329.138935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.139075][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1329.139201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.139289][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1329.139468][ T32] task:kworker/0:334 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.139710][ T32] r4:849aa400 ** 1 printk messages dropped ** [ 1329.139861][ T32] r5:849aa400 r4:8291a680 ** 2 printk messages dropped ** [ 1329.140151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 ** 2 printk messages dropped ** [ 1329.140304][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1329.140477][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.140806][ T32] r5:00001000 r4:dff25000 ** 2 printk messages dropped ** [ 1329.141030][ T32] r5:8510578c r4:85105400 [ 1329.141056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.141335][ T32] r10:00000000 r9:8514f080 r8:80287e08 r7:eaa35e60 r6:8514f200 r5:849aa400 ** 2 printk messages dropped ** [ 1329.141528][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1329.141557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.141586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.141613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.141642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.141707][ T32] r4:85147c00 [ 1329.142091][ T32] INFO: task kworker/0:334:4123 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.142213][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.142319][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.142367][ T32] Call trace: [ 1329.142446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.142502][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.142526][ T32] r4:00000000 [ 1329.142547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.142586][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.142616][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.142674][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.142740][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.142769][ T32] r5:800f0013 r4:80239bb0 [ 1329.142828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.142874][ T32] r4:82ac21e4 [ 1329.142905][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.142949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.142973][ T32] r4:dff95dc0 [ 1329.142993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.143055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.143091][ T32] r4:00000000 [ 1329.143114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.143170][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.143264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.143312][ T32] r5:00001000 r4:dfdad000 [ 1329.143344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.143441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.143549][ T32] r5:848f3f8c r4:848f3c00 [ 1329.143584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.143675][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.143700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.143750][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.143773][ T32] r4:8484f600 [ 1329.143802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.143851][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.143875][ T32] r4:00000001 [ 1329.143904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.143940][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.143966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.143995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.144031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.144061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.144083][ T32] r4:848b22c0 [ 1329.144103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.144146][ T32] INFO: task kworker/0:335:4125 blocked for more than 455 seconds. [ 1329.144177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.144202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.144222][ T32] task:kworker/0:335 state:D stack:0 pid:4125 tgid:4125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.144275][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.144317][ T32] Call trace: [ 1329.144405][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.144517][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000013 r6:eaa3dd8c r5:849ab000 [ 1329.144545][ T32] r4:849ab000 [ 1329.144565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.144609][ T32] r5:849ab000 r4:8291a680 [ 1329.144630][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.144669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.144737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 ** 3 printk messages dropped ** [ 1329.144943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.145394][ T32] r5:85105f8c r4:85105c00 [ 1329.145441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.145591][ T32] r4:8514f300 ** 6 printk messages dropped ** [ 1329.145945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.146703][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1329.147025][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.147330][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.147757][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1329.166349][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.166492][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1329.166683][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.166846][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1329.166946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1329.167091][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.167297][ T32] r4:849abc00 ** 3 printk messages dropped ** [ 1329.167478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.167656][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.167718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.167805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd040 [ 1329.167853][ T32] r4:00000000 [ 1329.167947][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.170256][ T32] r9:83018005 r8:849abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.170294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.170356][ T32] r5:00001000 r4:e00bf000 [ 1329.170380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.170423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.170469][ T32] r5:8510638c r4:85106000 [ 1329.170494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.170545][ T32] r7:dddced80 r6:83018000 r5:8510638c r4:8514f380 [ 1329.170569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.170619][ T32] r10:61c88647 r9:849abc00 r8:8514f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.170643][ T32] r4:8514f380 [ 1329.170679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.170733][ T32] r10:00000000 r9:8514f380 r8:80287e08 r7:eaa3de60 r6:8514f580 r5:849abc00 [ 1329.170798][ T32] r4:00000001 [ 1329.170824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.170866][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1329.170917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.170954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.170982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.171046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.171084][ T32] r4:85147e80 [ 1329.171450][ T32] INFO: task kworker/0:336:4127 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.171485][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.171552][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.171647][ T32] Call trace: [ 1329.171682][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.171738][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.171763][ T32] r4:00000000 [ 1329.171785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.171836][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.171900][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.171943][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.171973][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.171998][ T32] r5:800f0013 r4:80239bb0 [ 1329.172046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.172095][ T32] r4:82ac21e4 [ 1329.172117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.172162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.172186][ T32] r4:dff95dc0 [ 1329.172238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.172310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.172339][ T32] r4:00000000 [ 1329.172362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.172411][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.172455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.172504][ T32] r5:00001000 r4:dfdad000 [ 1329.172555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.172641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.172693][ T32] r5:848f3f8c r4:848f3c00 [ 1329.172715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.172763][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.172808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.172864][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.172899][ T32] r4:8484f600 [ 1329.172971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.173044][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.173092][ T32] r4:00000001 [ 1329.173132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.173194][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.173237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.173273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.173302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.173354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.173382][ T32] r4:848b22c0 [ 1329.173406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.173436][ T32] INFO: task kworker/0:337:4129 blocked for more than 455 seconds. ** 5 printk messages dropped ** [ 1329.173712][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.173885][ T32] r5:849ac800 r4:8291a680 [ 1329.173912][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.173953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.173997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1329.174026][ T32] r4:00000000 [ 1329.174046][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.174119][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.174196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.174264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd1c0 [ 1329.174293][ T32] r4:00000000 [ 1329.174336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.174387][ T32] r9:83018005 r8:849ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1329.174412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.174481][ T32] r5:00001000 r4:e00e3000 [ 1329.174515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.174557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.174602][ T32] r5:8510678c r4:85106400 [ 1329.174623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.174671][ T32] r7:dddced80 r6:83018000 r5:8510678c r4:8514f400 [ 1329.174694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.174743][ T32] r10:61c88647 r9:849ac800 r8:8514f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.174776][ T32] r4:8514f400 [ 1329.174820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.174871][ T32] r10:00000000 r9:8514f400 r8:80287e08 r7:eaa41e60 r6:8514f680 r5:849ac800 [ 1329.174926][ T32] r4:00000001 [ 1329.174956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.174996][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1329.175032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.175063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.175090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.175153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.175201][ T32] r4:851cd080 [ 1329.175423][ T32] INFO: task kworker/0:337:4129 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.175457][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.175539][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.175589][ T32] Call trace: [ 1329.175687][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.175781][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.175828][ T32] r4:00000000 [ 1329.175872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1329.176025][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1329.176281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1329.176634][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1329.176838][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 3 printk messages dropped ** [ 1329.177072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1329.177170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.177376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1329.177563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1329.177656][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.177698][ T32] Call trace: [ 1329.177731][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.177782][ T32] r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000013 r6:eaa51d8c r5:85194800 [ 1329.177818][ T32] r4:85194800 [ 1329.177852][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.177950][ T32] r5:85194800 r4:8291a680 [ 1329.189691][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.189760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.189823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1329.189853][ T32] r4:00000000 [ 1329.189874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.189932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.189976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.190027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd940 [ 1329.190092][ T32] r4:00000000 [ 1329.190169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.190291][ T32] r9:83018005 r8:85194800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1329.190340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.190395][ T32] r5:00001000 r4:e072b000 [ 1329.190416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.190456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.190500][ T32] r5:85107b8c r4:85107800 [ 1329.190521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.190569][ T32] r7:dddced80 r6:83018000 r5:85107b8c r4:8514f500 [ 1329.190591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.190639][ T32] r10:61c88647 r9:85194800 r8:8514f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.190662][ T32] r4:8514f500 [ 1329.190703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.190753][ T32] r10:00000000 r9:8514f500 r8:80287e08 r7:eaa45e60 r6:8512f200 r5:85194800 [ 1329.190777][ T32] r4:00000001 [ 1329.190797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.190834][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) [ 1329.190863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.190894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.190946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.190981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.191011][ T32] r4:851cd180 [ 1329.191370][ T32] INFO: task kworker/0:338:4131 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.191530][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.191693][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.191759][ T32] Call trace: [ 1329.191850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.191934][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.191960][ T32] r4:00000000 [ 1329.191980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.192027][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.192057][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.192110][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.192147][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.192173][ T32] r5:800f0013 r4:80239bb0 [ 1329.192194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.192236][ T32] r4:82ac21e4 [ 1329.192261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.192305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.192328][ T32] r4:dff95dc0 [ 1329.192368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.192465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.192495][ T32] r4:00000000 [ 1329.192516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.192565][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.192586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.192674][ T32] r5:00001000 r4:dfdad000 [ 1329.192698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.192740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.192804][ T32] r5:848f3f8c r4:848f3c00 [ 1329.192829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.192900][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 3 printk messages dropped ** [ 1329.193127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1329.193223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.193429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1329.193582][ T32] task:kworker/0:339 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.193846][ T32] r4:85192400 ** 4 printk messages dropped ** [ 1329.194057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 ** 4 printk messages dropped ** [ 1329.194298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd500 ** 4 printk messages dropped ** [ 1329.194497][ T32] r5:00001000 r4:e0535000 ** 2 printk messages dropped ** [ 1329.194636][ T32] r5:85106f8c r4:85106c00 [ 1329.194659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.194707][ T32] r7:dddced80 r6:83018000 r5:85106f8c r4:8514f600 [ 1329.194748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.194820][ T32] r10:61c88647 r9:85192400 r8:8514f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.194846][ T32] r4:8514f600 [ 1329.194928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.195038][ T32] r10:00000000 r9:8514f600 r8:80287e08 r7:eaa51e60 r6:8512f380 r5:85192400 [ 1329.195067][ T32] r4:00000001 [ 1329.195087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.195150][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1329.195181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.195212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.195239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.195292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.195318][ T32] r4:851cd400 [ 1329.195521][ T32] INFO: task kworker/0:339:4133 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.195553][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.195645][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.195694][ T32] Call trace: [ 1329.195768][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.195824][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.195870][ T32] r4:00000000 [ 1329.195894][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.195935][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.195965][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.196008][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.196038][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.196063][ T32] r5:800f0013 r4:80239bb0 [ 1329.196084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.196166][ T32] r4:82ac21e4 [ 1329.196235][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.196281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.196305][ T32] r4:dff95dc0 [ 1329.196359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.196427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.196461][ T32] r4:00000000 [ 1329.196481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.196558][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.196607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.196653][ T32] r5:00001000 r4:dfdad000 [ 1329.196697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.196797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.196845][ T32] r5:848f3f8c r4:848f3c00 [ 1329.196865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.196914][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.196957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.197036][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.197063][ T32] r4:8484f600 [ 1329.197093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.197144][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.197168][ T32] r4:00000001 [ 1329.197188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.197223][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.197274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.197331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.197361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.197413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.197438][ T32] r4:848b22c0 [ 1329.197459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.197507][ T32] INFO: task kworker/0:340:4135 blocked for more than 455 seconds. [ 1329.197538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.197562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.197582][ T32] task:kworker/0:340 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.197628][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.197697][ T32] Call trace: [ 1329.197777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.197827][ T32] r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000013 r6:eaa61d8c r5:85196c00 [ 1329.197870][ T32] r4:85196c00 [ 1329.197895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1329.208769][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.209137][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.209459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.209504][ T32] r5:8510738c r4:85107000 [ 1329.209534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.209700][ T32] r4:8514f700 ** 4 printk messages dropped ** [ 1329.209876][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) ** 2 printk messages dropped ** [ 1329.210036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.210090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.210168][ T32] r4:851cd4c0 [ 1329.210507][ T32] INFO: task kworker/0:340:4135 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.210566][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.210656][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.210726][ T32] Call trace: [ 1329.210762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.210816][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.210867][ T32] r4:00000000 [ 1329.210891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.210952][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.210986][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.211031][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.211060][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.211085][ T32] r5:800f0013 r4:80239bb0 [ 1329.211107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.211147][ T32] r4:82ac21e4 [ 1329.211190][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.211237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.211264][ T32] r4:dff95dc0 [ 1329.211299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.211345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.211390][ T32] r4:00000000 [ 1329.211414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.211460][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.211516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.211563][ T32] r5:00001000 r4:dfdad000 [ 1329.211593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.211656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.211730][ T32] r5:848f3f8c r4:848f3c00 [ 1329.211752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.211802][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.211846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.211934][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.211983][ T32] r4:8484f600 [ 1329.212032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.212084][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.212107][ T32] r4:00000001 [ 1329.212128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.212163][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.212211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.212244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.212274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.212383][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.212623][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1329.213101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1329.213405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.213449][ T32] r5:8510778c r4:85107400 ** 2 printk messages dropped ** [ 1329.213571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1329.213810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.214258][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.214627][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 1 printk messages dropped ** [ 1329.214736][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1329.215124][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1329.215354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.215723][ T32] r4:8484f600 [ 1329.215760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1329.215878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.215914][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.215960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.215992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.216026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.216081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.216107][ T32] r4:848b22c0 [ 1329.216130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.216162][ T32] INFO: task kworker/0:342:4140 blocked for more than 455 seconds. [ 1329.216220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.216247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.216297][ T32] task:kworker/0:342 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.216369][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.216432][ T32] Call trace: [ 1329.216487][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.216538][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:85210000 [ 1329.216584][ T32] r4:85210000 [ 1329.216607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.216651][ T32] r5:85210000 r4:8291a680 [ 1329.216672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.216710][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.216776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 1329.216813][ T32] r4:00000000 [ 1329.216867][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.216907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.216942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.216984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cdb00 [ 1329.217036][ T32] r4:00000000 [ 1329.217060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.217106][ T32] r9:83018005 r8:85210000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1329.217127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.217181][ T32] r5:00001000 r4:e08eb000 [ 1329.217225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.217279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.217325][ T32] r5:8523c38c r4:8523c000 [ 1329.217367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.217435][ T32] r7:dddced80 r6:83018000 r5:8523c38c r4:8514f900 [ 1329.217459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.217509][ T32] r10:61c88647 r9:85210000 r8:8514f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.217552][ T32] r4:8514f900 [ 1329.217595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.217664][ T32] r10:00000000 r9:8514f900 r8:80287e08 r7:eaa51e60 r6:8514fa80 r5:85210000 [ 1329.217691][ T32] r4:00000001 [ 1329.217711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.217748][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1329.217774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.217803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.217855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.217908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.237068][ T32] r4:851cd900 [ 1329.237431][ T32] INFO: task kworker/0:342:4140 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.237469][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.237555][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.237614][ T32] Call trace: [ 1329.237670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.237760][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.237788][ T32] r4:00000000 [ 1329.237810][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.237889][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.238276][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.238339][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.238368][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.238396][ T32] r5:800f0013 r4:80239bb0 [ 1329.238418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.238511][ T32] r4:82ac21e4 [ 1329.238536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.238605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.238633][ T32] r4:dff95dc0 [ 1329.238653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.238698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.238721][ T32] r4:00000000 [ 1329.238741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.238828][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.238854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.238901][ T32] r5:00001000 r4:dfdad000 [ 1329.238942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.239010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.239058][ T32] r5:848f3f8c r4:848f3c00 [ 1329.239108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.239161][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.239183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.239253][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.239280][ T32] r4:8484f600 [ 1329.239300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.239348][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.239372][ T32] r4:00000001 [ 1329.239391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.239428][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.239455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.239486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.239513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.239543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.239566][ T32] r4:848b22c0 [ 1329.239668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.239770][ T32] INFO: task kworker/0:343:4142 blocked for more than 455 seconds. [ 1329.239813][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.239844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.239870][ T32] task:kworker/0:343 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.239957][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.240033][ T32] Call trace: [ 1329.240073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.240138][ T32] r10:8291a684 r9:eaa69d84 r8:00000002 r7:60000013 r6:eaa69d8c r5:85212400 [ 1329.240166][ T32] r4:85212400 [ 1329.240191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.240243][ T32] r5:85212400 r4:8291a680 [ 1329.240268][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.240324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.240378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 1329.240406][ T32] r4:00000000 [ 1329.240429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.240491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.240535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.240596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cdbc0 [ 1329.240625][ T32] r4:00000000 [ 1329.240649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.240705][ T32] r9:83018005 r8:85212400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1329.240731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.240782][ T32] r5:00001000 r4:e08cf000 [ 1329.240806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.240875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.240940][ T32] r5:85107f8c r4:85107c00 [ 1329.240965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.241271][ T32] r10:00000000 r9:8514f800 r8:80287e08 r7:eaa09e60 r6:8514fb80 r5:85212400 ** 8 printk messages dropped ** [ 1329.242079][ T32] INFO: task kworker/0:343:4142 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 9 printk messages dropped ** [ 1329.242536][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1329.242934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1329.243052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.243305][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1329.243423][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1329.243518][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1329.243658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.243738][ T32] r4:848b22c0 [ 1329.243758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.243795][ T32] INFO: task kworker/1:169:4145 blocked for more than 455 seconds. [ 1329.243826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.243851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.243872][ T32] task:kworker/1:169 state:D stack:0 pid:4145 tgid:4145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.243929][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.243971][ T32] Call trace: [ 1329.244058][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.244109][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:85213000 [ 1329.244133][ T32] r4:85213000 [ 1329.244154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.244218][ T32] r5:85213000 r4:8291a680 [ 1329.244241][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.244303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.244351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1329.244377][ T32] r4:00000000 [ 1329.244397][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.244434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.244469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.244511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274040 [ 1329.244555][ T32] r4:00000000 [ 1329.244588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.244637][ T32] r9:83018205 r8:85213000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.244660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.244702][ T32] r5:00001000 r4:e06d1000 [ 1329.244722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.244785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.244834][ T32] r5:85171f8c r4:85171c00 ** 2 printk messages dropped ** [ 1329.245010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.245426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.245939][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.246097][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.246321][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1329.246748][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.247165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.247503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1329.247817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1329.262587][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.262991][ T32] r5:8523c78c r4:8523c400 [ 1329.263018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.263213][ T32] r4:8514fb00 ** 4 printk messages dropped ** [ 1329.263414][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) ** 6 printk messages dropped ** [ 1329.264211][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.265113][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1329.265664][ T32] r5:848f3f8c r4:848f3c00 ** 1 printk messages dropped ** [ 1329.265842][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.265936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.266018][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.266076][ T32] r4:8484f600 [ 1329.266133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.266225][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.266285][ T32] r4:00000001 [ 1329.266345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.266437][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.266472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.266509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.266568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.266641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.266725][ T32] r4:848b22c0 [ 1329.266752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.266813][ T32] INFO: task kworker/1:170:4147 blocked for more than 455 seconds. [ 1329.266852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.266932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.266958][ T32] task:kworker/1:170 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.267121][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.267220][ T32] Call trace: [ 1329.267294][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.267396][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:85213c00 [ 1329.267445][ T32] r4:85213c00 [ 1329.267472][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.267561][ T32] r5:85213c00 r4:8291a680 [ 1329.267588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.267630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.267674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1329.267697][ T32] r4:00000000 [ 1329.267748][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.267815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.267854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.267950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d4cc0 [ 1329.276298][ T32] r4:00000000 [ 1329.276355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.276426][ T32] r9:83018205 r8:85213c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1329.276452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.276521][ T32] r5:00001000 r4:eaab3000 [ 1329.276546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.276588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.276632][ T32] r5:8517138c r4:85171000 [ 1329.276673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.276746][ T32] r7:ddde2d80 r6:83018200 r5:8517138c r4:8512f480 [ 1329.276772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.276843][ T32] r10:61c88647 r9:85213c00 r8:8512f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.276888][ T32] r4:8512f480 [ 1329.276912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.276981][ T32] r10:00000000 r9:8512f480 r8:80287e08 r7:eaa75e60 r6:8514fc80 r5:85213c00 [ 1329.277012][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.277181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.277844][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.283485][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 3 printk messages dropped ** [ 1329.283616][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1329.283806][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1329.284220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1329.285107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1329.285747][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1329.287136][ T32] r5:8523d38c r4:8523d000 ** 3 printk messages dropped ** [ 1329.287521][ T32] r10:61c88647 r9:85214800 r8:8514feac r7:82804d40 r6:dddced80 r5:dddceda0 ** 21 printk messages dropped ** [ 1329.297330][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 26 printk messages dropped ** [ 1329.305499][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 18 printk messages dropped ** [ 1329.307182][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.307312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1329.307383][ T32] r4:00000000 [ 1329.307431][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.307520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.307594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.307662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147e80 [ 1329.307689][ T32] r4:00000000 [ 1329.307710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.307759][ T32] r9:83018005 r8:85215400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1329.307781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.307824][ T32] r5:00001000 r4:e492b000 [ 1329.307865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.312276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.312373][ T32] r5:8523cb8c r4:8523c800 [ 1329.312397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.312448][ T32] r7:dddced80 r6:83018000 r5:8523cb8c r4:8514fe00 [ 1329.312470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.312519][ T32] r10:61c88647 r9:85215400 r8:8514fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.312573][ T32] r4:8514fe00 [ 1329.312617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.312668][ T32] r10:00000000 r9:8514fe00 r8:80287e08 r7:eaa71e60 r6:8514ff80 r5:85215400 [ 1329.312730][ T32] r4:00000001 [ 1329.312755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.312794][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1329.312861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.312910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.312989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.313040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.313066][ T32] r4:8512a140 [ 1329.313554][ T32] INFO: task kworker/0:346:4152 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.313735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.313940][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.314071][ T32] Call trace: [ 1329.314261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.314678][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.314751][ T32] r4:00000000 [ 1329.314804][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.314895][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.314962][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.315044][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.315111][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.315174][ T32] r5:800f0013 r4:80239bb0 [ 1329.315225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.315323][ T32] r4:82ac21e4 [ 1329.315375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.315509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.315566][ T32] r4:dff95dc0 [ 1329.315639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.315689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.315715][ T32] r4:00000000 [ 1329.315735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.315812][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.315839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.315883][ T32] r5:00001000 r4:dfdad000 [ 1329.315904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.315946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.316031][ T32] r5:848f3f8c r4:848f3c00 [ 1329.316056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.316107][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.316130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.316178][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.316201][ T32] r4:8484f600 [ 1329.316224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.316272][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.316323][ T32] r4:00000001 [ 1329.316444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.316540][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.316610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.316677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.316747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.316882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.316946][ T32] r4:848b22c0 [ 1329.316994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1329.317628][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1329.330497][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1329.331013][ T32] r7:dddced80 r6:83018000 r5:8523cf8c r4:8514f780 ** 16 printk messages dropped ** [ 1329.332144][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.332392][ T32] 5d20: a85b2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1329.332802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1329.333198][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1329.333472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1329.333687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.333719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.333744][ T32] r4:848b22c0 [ 1329.333766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.333794][ T32] INFO: task kworker/0:348:4157 blocked for more than 455 seconds. [ 1329.333827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.333882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.333937][ T32] task:kworker/0:348 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.333986][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.334079][ T32] Call trace: [ 1329.334136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.334225][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:85216c00 [ 1329.334254][ T32] r4:85216c00 [ 1329.334303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.334353][ T32] r5:85216c00 r4:8291a680 [ 1329.334404][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.334448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.334523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1329.334577][ T32] r4:00000000 [ 1329.334628][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.334693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.334730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.334795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851de300 [ 1329.334821][ T32] r4:00000000 [ 1329.334841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.334887][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1329.334952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.335071][ T32] r5:00001000 r4:eaa95000 [ 1329.335126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.335191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.335259][ T32] r5:8523d78c r4:8523d400 [ 1329.335283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.335332][ T32] r7:dddced80 r6:83018000 r5:8523d78c r4:851df080 [ 1329.335354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.335406][ T32] r10:61c88647 r9:85216c00 r8:851df0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.335430][ T32] r4:851df080 ** 1 printk messages dropped ** [ 1329.335496][ T32] r10:00000000 r9:851df080 r8:80287e08 r7:eaa71e60 r6:851df000 r5:85216c00 ** 6 printk messages dropped ** [ 1329.335737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.337128][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1329.337411][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.337709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1329.350816][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.351432][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.352115][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.352436][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.352823][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.353226][ T32] r5:8523df8c r4:8523dc00 [ 1329.353260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.353590][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.353823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.354767][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 3 printk messages dropped ** [ 1329.354884][ T32] r5:800f0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1329.355403][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 10 printk messages dropped ** [ 1329.355957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.356292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1329.356884][ T32] r5:849aec00 r4:8291a680 ** 10 printk messages dropped ** [ 1329.357388][ T32] r9:83018005 r8:849aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 11 printk messages dropped ** [ 1329.379700][ T32] r10:00000000 r9:851df200 r8:80287e08 r7:eaa99e60 r6:851df300 r5:849aec00 ** 5 printk messages dropped ** [ 1329.380060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.380096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.380119][ T32] r4:851de480 [ 1329.380493][ T32] INFO: task kworker/0:350:4160 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.380538][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.380736][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.380811][ T32] Call trace: [ 1329.380851][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.380916][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.380965][ T32] r4:00000000 [ 1329.380994][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.381042][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.381104][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.381140][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.381167][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.381194][ T32] r5:800f0013 r4:80239bb0 [ 1329.381225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.381272][ T32] r4:82ac21e4 [ 1329.381314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.381390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.381443][ T32] r4:dff95dc0 [ 1329.381487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.381533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.381557][ T32] r4:00000000 [ 1329.381599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.381668][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.381698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.381789][ T32] r5:00001000 r4:dfdad000 [ 1329.381874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.381973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.382086][ T32] r5:848f3f8c r4:848f3c00 [ 1329.382163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.382276][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.382345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.382456][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.382515][ T32] r4:8484f600 [ 1329.382566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.382678][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.382731][ T32] r4:00000001 [ 1329.382800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.382888][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.382949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.383024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.383133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.383212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.383269][ T32] r4:848b22c0 [ 1329.383323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.383391][ T32] INFO: task kworker/0:351:4162 blocked for more than 455 seconds. [ 1329.383485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.383552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.383605][ T32] task:kworker/0:351 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.383717][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.383837][ T32] Call trace: [ 1329.383926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.384045][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:85218000 [ 1329.384127][ T32] r4:85218000 [ 1329.384196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.384300][ T32] r5:85218000 r4:8291a680 [ 1329.384367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.384467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.384565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1329.384651][ T32] r4:00000000 [ 1329.384709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.384795][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.384881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.384979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851de840 [ 1329.385053][ T32] r4:00000000 [ 1329.385113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.385241][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.385311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.385446][ T32] r5:00001000 r4:eaab9000 [ 1329.385516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.385589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.385638][ T32] r5:8523e38c r4:8523e000 [ 1329.385677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.385729][ T32] r7:dddced80 r6:83018000 r5:8523e38c r4:851df380 [ 1329.385751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.385829][ T32] r10:61c88647 r9:85218000 r8:851df3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.385891][ T32] r4:851df380 [ 1329.385945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.386100][ T32] r10:00000000 r9:851df380 r8:80287e08 r7:eaa99e60 r6:851df280 r5:85218000 [ 1329.386177][ T32] r4:00000001 [ 1329.386227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.386334][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1329.386404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.386474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.386567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.386646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.386725][ T32] r4:851de540 [ 1329.387218][ T32] INFO: task kworker/0:351:4162 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.387310][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.387445][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.387546][ T32] Call trace: [ 1329.387659][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.387767][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.387869][ T32] r4:00000000 [ 1329.390840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.391024][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.391111][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.391183][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.391242][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.391308][ T32] r5:800f0013 r4:80239bb0 [ 1329.391364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.391461][ T32] r4:82ac21e4 [ 1329.391511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.391609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.391664][ T32] r4:dff95dc0 [ 1329.391716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.391815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.391873][ T32] r4:00000000 [ 1329.392204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.392319][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.392446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.392552][ T32] r5:00001000 r4:dfdad000 [ 1329.392628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.392722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.392819][ T32] r5:848f3f8c r4:848f3c00 [ 1329.392875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.392988][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.393075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.393244][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1329.393415][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1329.393760][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.394039][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.394537][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.395218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.395978][ T32] r9:83018205 r8:85218c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1329.396437][ T32] r5:85171b8c r4:85171800 ** 2 printk messages dropped ** [ 1329.396673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.396987][ T32] r10:00000000 r9:8512f500 r8:80287e08 r7:eaa75e60 r6:851df400 r5:85218c00 ** 9 printk messages dropped ** [ 1329.410445][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.411052][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.411222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1329.411647][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1329.411989][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1329.412168][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.412383][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.412448][ T32] Call trace: [ 1329.412502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.412563][ T32] r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:85219800 [ 1329.412590][ T32] r4:85219800 [ 1329.412611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.412676][ T32] r5:85219800 r4:8291a680 [ 1329.412740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.412784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.412829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1329.412852][ T32] r4:00000000 [ 1329.412871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.412906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.413035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.413082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851de980 [ 1329.413106][ T32] r4:00000000 [ 1329.413148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.413215][ T32] r9:83018005 r8:85219800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1329.413271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.413317][ T32] r5:00001000 r4:eaac3000 [ 1329.413359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.413421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.413468][ T32] r5:8523e78c r4:8523e400 [ 1329.413518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.413568][ T32] r7:dddced80 r6:83018000 r5:8523e78c r4:851df500 [ 1329.413612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.413662][ T32] r10:61c88647 r9:85219800 r8:851df52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.413685][ T32] r4:851df500 [ 1329.413705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.413751][ T32] r10:00000000 r9:851df500 r8:80287e08 r7:eaaade60 r6:851df580 r5:85219800 [ 1329.413795][ T32] r4:00000001 [ 1329.413818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.413855][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1329.413883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.413913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.413941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.414010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.414037][ T32] r4:851dea40 [ 1329.414334][ T32] INFO: task kworker/0:352:4166 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.414390][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.414473][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.414544][ T32] Call trace: [ 1329.414594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.414669][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.414704][ T32] r4:00000000 [ 1329.414727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.414767][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.414798][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.414851][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.414884][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.414911][ T32] r5:800f0013 r4:80239bb0 [ 1329.414933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.414975][ T32] r4:82ac21e4 [ 1329.415011][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.415059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.415083][ T32] r4:dff95dc0 [ 1329.415112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.415167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.415193][ T32] r4:00000000 [ 1329.415214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.415259][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.415281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.415323][ T32] r5:00001000 r4:dfdad000 [ 1329.415345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.415389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.415446][ T32] r5:848f3f8c r4:848f3c00 [ 1329.415469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.415607][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.415653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.415705][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.415729][ T32] r4:8484f600 [ 1329.415769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.415850][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.415955][ T32] r4:00000001 [ 1329.416028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.416448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.417058][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.417680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.417795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.434530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1329.434617][ T32] r4:00000000 [ 1329.434647][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.434720][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.434764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.434808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dec00 [ 1329.434831][ T32] r4:00000000 [ 1329.434908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.434979][ T32] r9:83018005 r8:8521a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1329.435187][ T32] r5:8523eb8c r4:8523e800 [ 1329.435207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.435692][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1329.436634][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1329.436918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.436941][ T32] r4:00000000 [ 1329.436981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.437035][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1329.437121][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1329.437378][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 8 printk messages dropped ** [ 1329.437724][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.444230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1329.444933][ T32] r5:8523f78c r4:8523f400 [ 1329.444958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.445203][ T32] r10:00000000 r9:851df680 r8:80287e08 r7:eaad1e60 r6:851df780 r5:8521b000 ** 6 printk messages dropped ** [ 1329.445446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.446288][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 13 printk messages dropped ** [ 1329.446860][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1329.447564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.454169][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.454249][ T32] Call trace: [ 1329.454287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.454342][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:8521bc00 [ 1329.454368][ T32] r4:8521bc00 [ 1329.454408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.454455][ T32] r5:8521bc00 r4:8291a680 [ 1329.454497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.454563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.454610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1329.454653][ T32] r4:00000000 [ 1329.454675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.454731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.454793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.454842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ded40 [ 1329.454887][ T32] r4:00000000 [ 1329.454912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.454962][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1329.455167][ T32] r5:8523ef8c r4:8523ec00 [ 1329.455208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.455330][ T32] r10:61c88647 r9:8521bc00 r8:851df8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1329.455577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.455772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.456382][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1329.456702][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.456883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1329.457390][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.457656][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.466667][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.467109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.467643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.467827][ T32] r5:8523f38c r4:8523f000 [ 1329.467849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.468017][ T32] r7:dddced80 r6:83018000 r5:8523f38c r4:851df800 [ 1329.474142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.474325][ T32] r10:61c88647 r9:8521c800 r8:851df82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.474393][ T32] r4:851df800 [ 1329.474535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.474642][ T32] r10:00000000 r9:851df800 r8:80287e08 r7:eaacde60 r6:851df700 r5:8521c800 [ 1329.474691][ T32] r4:00000001 [ 1329.474859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.474956][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1329.475038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.475110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.475174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.475208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.475274][ T32] r4:851ed240 [ 1329.475626][ T32] INFO: task kworker/0:356:4176 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.475663][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.475761][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.475849][ T32] Call trace: [ 1329.475983][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.476113][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.476165][ T32] r4:00000000 [ 1329.476208][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.476348][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.476461][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.476538][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.476633][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.476712][ T32] r5:800f0013 r4:80239bb0 [ 1329.476768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.476864][ T32] r4:82ac21e4 [ 1329.476913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.477020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.477081][ T32] r4:dff95dc0 [ 1329.477132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.477265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.477327][ T32] r4:00000000 [ 1329.477359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.477408][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.477463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.477522][ T32] r5:00001000 r4:dfdad000 [ 1329.477546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.477587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.477666][ T32] r5:848f3f8c r4:848f3c00 [ 1329.477689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.477767][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.477793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.477843][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.477865][ T32] r4:8484f600 [ 1329.477884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.477930][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.477953][ T32] r4:00000001 [ 1329.477972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.478011][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.478066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.492358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.492462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.492529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.492592][ T32] r4:848b22c0 [ 1329.492630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1329.492826][ T32] task:kworker/0:357 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.493277][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1329.493968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.494324][ T32] r10:61c88647 r9:8521d400 r8:851df9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.494740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.494767][ T32] r4:851ed240 [ 1329.495138][ T32] INFO: task kworker/0:357:4177 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.495206][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.495324][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.495435][ T32] Call trace: [ 1329.495831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.495970][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.496602][ T32] r4:00000000 [ 1329.496670][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.496821][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.497157][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.497273][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.497607][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.497679][ T32] r5:800f0013 r4:80239bb0 [ 1329.498016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.507384][ T32] r4:82ac21e4 [ 1329.507443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.507525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.507554][ T32] r4:dff95dc0 [ 1329.507576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.507620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.507644][ T32] r4:00000000 [ 1329.507664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.507711][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.507733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.507805][ T32] r5:00001000 r4:dfdad000 [ 1329.507830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.508621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.508775][ T32] r5:848f3f8c r4:848f3c00 [ 1329.508828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.508934][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.508986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.509105][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.509165][ T32] r4:8484f600 [ 1329.509218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.509354][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.509420][ T32] r4:00000001 [ 1329.509471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.509563][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.509635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.509707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.509772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.509810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1329.509982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1329.510925][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1329.512295][ T32] r5:8523ff8c r4:8523fc00 [ 1329.512362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.513001][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.513486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.514822][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.515085][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.515356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 6 printk messages dropped ** [ 1329.515705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.516396][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1329.516893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.517180][ T32] INFO: task kworker/0:359:4180 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 1329.517544][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.517837][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.534351][ T32] r4:00000000 [ 1329.534435][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.534541][ T32] r9:83018005 r8:8521ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1329.534620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.534686][ T32] r5:00001000 r4:eab11000 [ 1329.534710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.534829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.534930][ T32] r5:8524838c r4:85248000 [ 1329.534974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.535075][ T32] r7:dddced80 r6:83018000 r5:8524838c r4:851dfb80 [ 1329.535127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.535254][ T32] r10:61c88647 r9:8521ec00 r8:851dfbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.535320][ T32] r4:851dfb80 [ 1329.535366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.535457][ T32] r10:00000000 r9:851dfb80 r8:80287e08 r7:eaaede60 r6:851dfd00 r5:8521ec00 [ 1329.535495][ T32] r4:00000001 [ 1329.535520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.535563][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1329.535626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.535671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.535700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.535731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.535795][ T32] r4:851ed600 [ 1329.536362][ T32] INFO: task kworker/0:359:4180 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.536452][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.536612][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.536716][ T32] Call trace: [ 1329.536824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.536941][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.536992][ T32] r4:00000000 [ 1329.537125][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.537252][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.537360][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.537447][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 3 printk messages dropped ** [ 1329.537752][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.548450][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.548822][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1329.549160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.549637][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.550003][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.550695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.551279][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1329.551575][ T32] r5:8524878c r4:85248400 ** 1 printk messages dropped ** [ 1329.551668][ T32] r7:dddced80 r6:83018000 r5:8524878c r4:851dfc00 ** 6 printk messages dropped ** [ 1329.551987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1329.553359][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 11 printk messages dropped ** [ 1329.554034][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.554502][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1329.554931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1329.555909][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.556591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.557122][ T32] r5:00001000 r4:eab29000 ** 2 printk messages dropped ** [ 1329.557293][ T32] r5:85248b8c r4:85248800 ** 3 printk messages dropped ** [ 1329.557615][ T32] r10:61c88647 r9:85220c00 r8:851dfdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.571248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.572573][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.572887][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.573194][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.573232][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.573260][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.573290][ T32] r5:800f0013 r4:80239bb0 [ 1329.573370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.573463][ T32] r4:82ac21e4 [ 1329.573507][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.573597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.573651][ T32] r4:dff95dc0 [ 1329.573676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.573723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.573810][ T32] r4:00000000 [ 1329.573864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.573962][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.574017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.574121][ T32] r5:00001000 r4:dfdad000 [ 1329.574174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.574263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.574357][ T32] r5:848f3f8c r4:848f3c00 [ 1329.574401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.574500][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.574579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.574681][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.574738][ T32] r4:8484f600 [ 1329.574814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.574926][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.574983][ T32] r4:00000001 [ 1329.575027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.575106][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.575146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.575178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.575211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.575241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.575283][ T32] r4:848b22c0 [ 1329.575323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.575384][ T32] INFO: task kworker/0:362:4186 blocked for more than 456 seconds. [ 1329.575456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.575509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.575558][ T32] task:kworker/0:362 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.575647][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.575780][ T32] Call trace: [ 1329.575890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.575984][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:85221800 [ 1329.576039][ T32] r4:85221800 [ 1329.576088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.576172][ T32] r5:85221800 r4:8291a680 [ 1329.576231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.576325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.576417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1329.576464][ T32] r4:00000000 [ 1329.576510][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.576589][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.576697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.576816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eda40 [ 1329.576902][ T32] r4:00000000 [ 1329.576945][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.577104][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1329.577134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.577189][ T32] r5:00001000 r4:eab3f000 [ 1329.577237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.577332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.577425][ T32] r5:85248f8c r4:85248c00 [ 1329.577457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.577553][ T32] r7:dddced80 r6:83018000 r5:85248f8c r4:851dff00 [ 1329.577646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.577761][ T32] r10:61c88647 r9:85221800 r8:851dff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.577840][ T32] r4:851dff00 [ 1329.577919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.590237][ T32] r10:00000000 r9:851dff00 r8:80287e08 r7:eab21e60 r6:851dfe00 r5:85221800 [ 1329.590308][ T32] r4:00000001 [ 1329.590371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.590469][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1329.590533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.590629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.591446][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.592170][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1329.592538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1329.593042][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1329.593428][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1329.593688][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.593989][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1329.594588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1329.595169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1329.596467][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 11 printk messages dropped ** [ 1329.597271][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1329.597489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.614565][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.614618][ T32] r4:00000001 [ 1329.614668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.614732][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.614865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.614901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.614930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.615003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.615093][ T32] r4:848b22c0 [ 1329.615150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.615235][ T32] INFO: task kworker/0:364:4190 blocked for more than 456 seconds. [ 1329.615287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.615369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.615408][ T32] task:kworker/0:364 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.615516][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.615687][ T32] Call trace: [ 1329.615846][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.615952][ T32] r10:8291a684 r9:eab49d84 r8:00000002 r7:60000013 r6:eab49d8c r5:85223000 [ 1329.616036][ T32] r4:85223000 [ 1329.616088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.616177][ T32] r5:85223000 r4:8291a680 [ 1329.616220][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.616306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.616397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1329.616448][ T32] r4:00000000 [ 1329.616490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.616568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.616658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.616749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851edd00 [ 1329.616803][ T32] r4:00000000 [ 1329.616880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.617044][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1329.617099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.617204][ T32] r5:00001000 r4:eab53000 [ 1329.617251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.617309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.617354][ T32] r5:8524978c r4:85249400 [ 1329.617402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.617510][ T32] r7:dddced80 r6:83018000 r5:8524978c r4:851f8180 [ 1329.617570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.617624][ T32] r10:61c88647 r9:85223000 r8:851f81ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.626721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.627894][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1329.628910][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.629016][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1329.629373][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1329.629677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.630093][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1329.630579][ T32] INFO: task kworker/0:365:4192 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.631086][ T32] r4:85223c00 ** 4 printk messages dropped ** [ 1329.631398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 ** 9 printk messages dropped ** [ 1329.632233][ T32] r5:00001000 r4:eab59000 ** 2 printk messages dropped ** [ 1329.632456][ T32] r5:85249b8c r4:85249800 ** 2 printk messages dropped ** [ 1329.632694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.633537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1329.634180][ T32] INFO: task kworker/0:365:4192 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.634258][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.634379][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.634478][ T32] Call trace: [ 1329.634587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.634689][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.634756][ T32] r4:00000000 [ 1329.634804][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.634888][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.634946][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.635005][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.635095][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.635153][ T32] r5:800f0013 r4:80239bb0 [ 1329.635216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.635281][ T32] r4:82ac21e4 [ 1329.635304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.635350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.635404][ T32] r4:dff95dc0 [ 1329.635436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.635507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.635535][ T32] r4:00000000 [ 1329.635591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.635684][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.635763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.635853][ T32] r5:00001000 r4:dfdad000 [ 1329.635904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.635986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.636101][ T32] r5:848f3f8c r4:848f3c00 [ 1329.636188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.636244][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.636269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.636340][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.636369][ T32] r4:8484f600 [ 1329.636415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.636470][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.636514][ T32] r4:00000001 [ 1329.636589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.636699][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.636761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.636829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.636889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.636981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.637033][ T32] r4:848b22c0 [ 1329.637086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.637144][ T32] INFO: task kworker/0:366:4194 blocked for more than 456 seconds. [ 1329.637225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.637293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.637462][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.655000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.655694][ T32] r9:83018005 r8:85224800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 ** 4 printk messages dropped ** [ 1329.656187][ T32] r5:8524a38c r4:8524a000 ** 1 printk messages dropped ** [ 1329.656320][ T32] r7:dddced80 r6:83018000 r5:8524a38c r4:851f8380 ** 4 printk messages dropped ** [ 1329.656738][ T32] r10:00000000 r9:851f8380 r8:80287e08 r7:eab51e60 r6:851f8280 r5:85224800 ** 7 printk messages dropped ** [ 1329.657231][ T32] r4:851ede40 ** 2 printk messages dropped ** [ 1329.657798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.666884][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1329.667303][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1329.667590][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1329.673618][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1329.673748][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.673927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.674327][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.674638][ T32] r5:85193c00 r4:8291a680 [ 1329.674661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.674701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.674744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1329.674767][ T32] r4:00000000 [ 1329.674786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.674821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.674975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.675101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dedc0 [ 1329.675128][ T32] r4:00000000 [ 1329.675149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.675197][ T32] r9:83018005 r8:85193c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1329.675222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.675266][ T32] r5:00001000 r4:eab67000 [ 1329.675294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.675336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.675382][ T32] r5:85249f8c r4:85249c00 [ 1329.675481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.675534][ T32] r7:dddced80 r6:83018000 r5:85249f8c r4:851f8400 [ 1329.675562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.675612][ T32] r10:61c88647 r9:85193c00 r8:851f842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.675640][ T32] r4:851f8400 [ 1329.675661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.675706][ T32] r10:00000000 r9:851f8400 r8:80287e08 r7:eab5de60 r6:8512f600 r5:85193c00 [ 1329.675741][ T32] r4:00000001 [ 1329.675765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.675856][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1329.675888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.675919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.675949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.675979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.676002][ T32] r4:851d41c0 [ 1329.676342][ T32] INFO: task kworker/0:367:4195 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.676390][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.676454][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.676527][ T32] Call trace: [ 1329.676570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.676625][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.676650][ T32] r4:00000000 [ 1329.676699][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.676769][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.676840][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.676875][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.677004][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.677059][ T32] r5:800f0013 r4:80239bb0 [ 1329.677083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.677125][ T32] r4:82ac21e4 [ 1329.677172][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.677221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.677272][ T32] r4:dff95dc0 [ 1329.677304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.677349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.677372][ T32] r4:00000000 [ 1329.677393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.677438][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.677460][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.677504][ T32] r5:00001000 r4:dfdad000 [ 1329.677525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.677567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.677611][ T32] r5:848f3f8c r4:848f3c00 [ 1329.677633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.677682][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.677704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.677752][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.677775][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1329.677841][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 10 printk messages dropped ** [ 1329.685272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.685871][ T32] r4:85195400 [ 1329.685893][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.685974][ T32] r5:85195400 r4:8291a680 [ 1329.685999][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.686054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.686099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1329.686140][ T32] r4:00000000 [ 1329.686161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.686197][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.686235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.686284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278400 [ 1329.686325][ T32] r4:00000000 [ 1329.686349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.686397][ T32] r9:83018005 r8:85195400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1329.686448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.686496][ T32] r5:00001000 r4:eaba3000 [ 1329.686543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.686588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.686633][ T32] r5:8524af8c r4:8524ac00 [ 1329.686655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.686703][ T32] r7:dddced80 r6:83018000 r5:8524af8c r4:851f8480 [ 1329.686725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.686772][ T32] r10:61c88647 r9:85195400 r8:851f84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.686822][ T32] r4:851f8480 [ 1329.686863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.686941][ T32] r10:00000000 r9:851f8480 r8:80287e08 r7:eab5de60 r6:8512f400 r5:85195400 ** 4 printk messages dropped ** [ 1329.687117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.687788][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.694605][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1329.695445][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1329.696132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.696934][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1329.697282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.697875][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.708499][ T32] Call trace: [ 1329.708578][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.708642][ T32] r10:8291a684 r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:85190c00 [ 1329.708667][ T32] r4:85190c00 [ 1329.708700][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.708748][ T32] r5:85190c00 r4:8291a680 [ 1329.708770][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.708809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.708888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1329.708922][ T32] r4:00000000 [ 1329.708943][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.708979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.709051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.709098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278140 [ 1329.709163][ T32] r4:00000000 [ 1329.709279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.709685][ T32] r9:83018005 r8:85190c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1329.709712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.709759][ T32] r5:00001000 r4:eab83000 [ 1329.709781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.709849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.709901][ T32] r5:8524a78c r4:8524a400 [ 1329.709936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.709990][ T32] r7:dddced80 r6:83018000 r5:8524a78c r4:851f8600 [ 1329.710045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.710099][ T32] r10:61c88647 r9:85190c00 r8:851f862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.710164][ T32] r4:851f8600 [ 1329.710243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.710300][ T32] r10:00000000 r9:851f8600 r8:80287e08 r7:eab79e60 r6:8512f580 r5:85190c00 [ 1329.710324][ T32] r4:00000001 [ 1329.710345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.710383][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) [ 1329.710413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.710463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.710495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.710553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.710579][ T32] r4:85278240 [ 1329.710919][ T32] INFO: task kworker/0:369:4199 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.711043][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.711140][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.711638][ T32] Call trace: [ 1329.711678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.711733][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.711941][ T32] r4:00000000 [ 1329.712026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1329.712574][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.712903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1329.714296][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.714501][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.714924][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.715451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.715878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.716151][ T32] r7:dddced80 r6:83018000 r5:8524ab8c r4:851f8580 ** 9 printk messages dropped ** [ 1329.716510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.736213][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1329.736726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1329.738008][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1329.744637][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1329.744957][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.745308][ T32] r5:849ae000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.745683][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.745733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.745780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278a80 [ 1329.745845][ T32] r4:00000000 [ 1329.745870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.745918][ T32] r9:83018005 r8:849ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1329.745941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.745984][ T32] r5:00001000 r4:dfbbb000 [ 1329.746065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.746374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.746426][ T32] r5:8525038c r4:85250000 [ 1329.746487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.746542][ T32] r7:dddced80 r6:83018000 r5:8525038c r4:851f8680 [ 1329.746573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.746693][ T32] r10:61c88647 r9:849ae000 r8:851f86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.746817][ T32] r4:851f8680 [ 1329.746843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.746919][ T32] r10:00000000 r9:851f8680 r8:80287e08 r7:eab79e60 r6:8512f700 r5:849ae000 [ 1329.746946][ T32] r4:00000001 [ 1329.746967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.747004][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1329.747032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.747101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.747135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.747175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.747260][ T32] r4:85278280 [ 1329.747662][ T32] INFO: task kworker/0:371:4203 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.747699][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.747789][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.747858][ T32] Call trace: [ 1329.747975][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.758846][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.758883][ T32] r4:00000000 [ 1329.758907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.758972][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.759010][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.759043][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.759175][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.759204][ T32] r5:800f0013 r4:80239bb0 [ 1329.759313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.759360][ T32] r4:82ac21e4 [ 1329.759461][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.759510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.759535][ T32] r4:dff95dc0 [ 1329.759581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.759635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.759661][ T32] r4:00000000 [ 1329.759683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.759802][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.759835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.759882][ T32] r5:00001000 r4:dfdad000 [ 1329.760004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.760056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.760276][ T32] r5:848f3f8c r4:848f3c00 [ 1329.760387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.760445][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.760470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.760519][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.760543][ T32] r4:8484f600 [ 1329.760590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.760696][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.760812][ T32] r4:00000001 [ 1329.760837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1329.761354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.762350][ T32] r5:85208c00 r4:8291a680 [ 1329.762431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.762649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.762767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1329.762801][ T32] r4:00000000 [ 1329.762878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.762989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.763029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.763073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278540 [ 1329.763097][ T32] r4:00000000 [ 1329.763157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.763212][ T32] r9:83018005 r8:85208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1329.763237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.763287][ T32] r5:00001000 r4:eaba9000 [ 1329.763338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.763391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.763435][ T32] r5:8524b38c r4:8524b000 [ 1329.763463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.763510][ T32] r7:dddced80 r6:83018000 r5:8524b38c r4:851f8780 [ 1329.763559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.763611][ T32] r10:61c88647 r9:85208c00 r8:851f87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.763635][ T32] r4:851f8780 [ 1329.763664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.763710][ T32] r10:00000000 r9:851f8780 r8:80287e08 r7:eaba1e60 r6:8512f780 r5:85208c00 [ 1329.763734][ T32] r4:00000001 [ 1329.763753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.763789][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1329.763818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.763849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.763877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.763907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.763997][ T32] r4:85278340 [ 1329.764631][ T32] INFO: task kworker/0:372:4206 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.764725][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.764854][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.764958][ T32] Call trace: [ 1329.765036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.765157][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.765216][ T32] r4:00000000 [ 1329.765267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.765371][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.765476][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.765557][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.765622][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.765681][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1329.766010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 17 printk messages dropped ** [ 1329.767584][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1329.782041][ T32] INFO: task kworker/0:373:4207 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.783096][ T32] r4:85209800 ** 4 printk messages dropped ** [ 1329.783720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 ** 9 printk messages dropped ** [ 1329.784469][ T32] r5:00001000 r4:eabbf000 ** 2 printk messages dropped ** [ 1329.784633][ T32] r5:8524b78c r4:8524b400 [ 1329.784739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.784907][ T32] r4:851f8700 ** 5 printk messages dropped ** [ 1329.785116][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.785808][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.785886][ T32] Call trace: [ 1329.785920][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.785999][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.786052][ T32] r4:00000000 [ 1329.786077][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.786143][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.786209][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.786297][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.786366][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.786432][ T32] r5:800f0013 r4:80239bb0 [ 1329.786489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.786600][ T32] r4:82ac21e4 [ 1329.786654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.786871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.786901][ T32] r4:dff95dc0 [ 1329.786929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.786974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.786998][ T32] r4:00000000 [ 1329.787062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.787112][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.787134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.787180][ T32] r5:00001000 r4:dfdad000 [ 1329.787251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.787305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.787351][ T32] r5:848f3f8c r4:848f3c00 [ 1329.787402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.787452][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.787505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.787634][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.787719][ T32] r4:8484f600 [ 1329.787820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.800611][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1329.800959][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.801338][ T32] INFO: task kworker/0:374:4209 blocked for more than 456 seconds. [ 1329.801381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.801437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.801485][ T32] task:kworker/0:374 state:D stack:0 pid:4209 tgid:4209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.801580][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.801673][ T32] Call trace: [ 1329.801724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.801823][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:85208000 [ 1329.801853][ T32] r4:85208000 [ 1329.801874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.801945][ T32] r5:85208000 r4:8291a680 [ 1329.801971][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.802043][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.802101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 ** 4 printk messages dropped ** [ 1329.802542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278740 ** 7 printk messages dropped ** [ 1329.802930][ T32] r5:8524bb8c r4:8524b800 [ 1329.802953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.803026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1329.804080][ T32] INFO: task kworker/0:374:4209 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 13 printk messages dropped ** [ 1329.804926][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.805109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 17 printk messages dropped ** [ 1329.805799][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1329.806166][ T32] INFO: task kworker/0:375:4211 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.806986][ T32] r5:85225400 r4:8291a680 ** 5 printk messages dropped ** [ 1329.807547][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.819687][ T32] r5:8524bf8c r4:8524bc00 [ 1329.819717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.819768][ T32] r7:dddced80 r6:83018000 r5:8524bf8c r4:851f8900 [ 1329.819817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.820121][ T32] r10:61c88647 r9:85225400 r8:851f892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.820155][ T32] r4:851f8900 [ 1329.820179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.820335][ T32] r10:00000000 r9:851f8900 r8:80287e08 r7:eaba1e60 r6:851f8980 r5:85225400 [ 1329.820368][ T32] r4:00000001 [ 1329.820391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.820432][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1329.820513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.820551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.820581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.820613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.820637][ T32] r4:85278780 [ 1329.820942][ T32] INFO: task kworker/0:375:4211 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.820979][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.821050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.821102][ T32] Call trace: [ 1329.821173][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.821230][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.821255][ T32] r4:00000000 [ 1329.821280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.821408][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.821442][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.821473][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.821498][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.821522][ T32] r5:800f0013 r4:80239bb0 [ 1329.821543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.821586][ T32] r4:82ac21e4 [ 1329.821697][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.821746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.821769][ T32] r4:dff95dc0 [ 1329.821790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.821832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.821856][ T32] r4:00000000 [ 1329.821877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.821928][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.822099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.822227][ T32] r5:00001000 r4:dfdad000 [ 1329.822253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.822301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.822350][ T32] r5:848f3f8c r4:848f3c00 [ 1329.822404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.822515][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.822572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.822689][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.822747][ T32] r4:8484f600 [ 1329.822823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.822943][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1329.823138][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1329.823588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.824366][ T32] r4:85226000 ** 3 printk messages dropped ** [ 1329.824690][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.825083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.825941][ T32] r5:8525078c r4:85250400 [ 1329.825995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.826307][ T32] r10:61c88647 r9:85226000 r8:851f882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.826853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.826929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.827001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.827075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.827136][ T32] r4:85278a40 [ 1329.827393][ T32] INFO: task kworker/0:376:4214 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.827434][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.827512][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.827592][ T32] Call trace: [ 1329.827654][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.827710][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.827737][ T32] r4:00000000 [ 1329.827757][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.827822][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.827899][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.840406][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.840447][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.840477][ T32] r5:800f0013 r4:80239bb0 [ 1329.840500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.840571][ T32] r4:82ac21e4 [ 1329.840597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.840644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.840668][ T32] r4:dff95dc0 [ 1329.840713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.840762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.840812][ T32] r4:00000000 [ 1329.840837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.840913][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.840946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.840996][ T32] r5:00001000 r4:dfdad000 [ 1329.841017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.841059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.841128][ T32] r5:848f3f8c r4:848f3c00 [ 1329.841154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.841203][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1329.841375][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1329.841628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.841846][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.842195][ T32] r5:85226c00 r4:8291a680 ** 2 printk messages dropped ** [ 1329.842309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 ** 5 printk messages dropped ** [ 1329.842604][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.842844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.842889][ T32] r5:85250b8c r4:85250800 [ 1329.842911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.843142][ T32] r10:00000000 r9:851f8a80 r8:80287e08 r7:eabd5e60 r6:851f8500 r5:85226c00 ** 9 printk messages dropped ** [ 1329.843765][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.844154][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.844442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1329.844932][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.845089][ T32] r4:00000001 [ 1329.845109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.845147][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.845175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.845205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.845233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.845264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.845296][ T32] r4:848b22c0 [ 1329.845349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.845417][ T32] INFO: task kworker/0:378:4217 blocked for more than 456 seconds. [ 1329.845489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.845550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.845605][ T32] task:kworker/0:378 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.845716][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.845844][ T32] Call trace: [ 1329.845925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.846038][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:84940000 [ 1329.846101][ T32] r4:84940000 [ 1329.846176][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.846287][ T32] r5:84940000 r4:8291a680 [ 1329.846346][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.846444][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.846544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1329.846598][ T32] r4:00000000 [ 1329.846650][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.846760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.846854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.846958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f080 [ 1329.847016][ T32] r4:00000000 [ 1329.847075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.847179][ T32] r9:83018005 r8:84940000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.847231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.847342][ T32] r5:00001000 r4:e01a1000 [ 1329.847392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.847483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.847583][ T32] r5:8525138c r4:85251000 [ 1329.847634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.847744][ T32] r7:dddced80 r6:83018000 r5:8525138c r4:851f8b00 [ 1329.847800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.847924][ T32] r10:61c88647 r9:84940000 r8:851f8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.862825][ T32] r4:851f8b00 [ 1329.862863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.862932][ T32] r10:00000000 r9:851f8b00 r8:80287e08 r7:eab75e60 r6:851f8c80 r5:84940000 [ 1329.862959][ T32] r4:00000001 [ 1329.863011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.863078][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1329.863142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.863208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.863240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.863281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.863307][ T32] r4:85278e40 [ 1329.863624][ T32] INFO: task kworker/0:378:4217 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.863659][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.863726][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.863778][ T32] Call trace: [ 1329.863812][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.863896][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.863926][ T32] r4:00000000 [ 1329.863948][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.863988][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.864070][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.864134][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.864164][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.864277][ T32] r5:800f0013 r4:80239bb0 [ 1329.864304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.864453][ T32] r4:82ac21e4 [ 1329.864479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.864525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.864548][ T32] r4:dff95dc0 [ 1329.864568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.864611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.864636][ T32] r4:00000000 [ 1329.864656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.864731][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.864759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.864804][ T32] r5:00001000 r4:dfdad000 [ 1329.864827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.864917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.864966][ T32] r5:848f3f8c r4:848f3c00 [ 1329.865024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.865077][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.865136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.865188][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.865213][ T32] r4:8484f600 [ 1329.865283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.865335][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.865360][ T32] r4:00000001 [ 1329.865405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.865528][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.865559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.865638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.865752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.865801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.865909][ T32] r4:848b22c0 [ 1329.865967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.866055][ T32] INFO: task kworker/0:379:4219 blocked for more than 456 seconds. [ 1329.866275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.866337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.866386][ T32] task:kworker/0:379 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866477][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866561][ T32] Call trace: [ 1329.866622][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.866737][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:84940c00 [ 1329.866794][ T32] r4:84940c00 [ 1329.866838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.866926][ T32] r5:84940c00 r4:8291a680 [ 1329.867008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.867130][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.867222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 ** 3 printk messages dropped ** [ 1329.867469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1329.881999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.882144][ T32] r5:85250f8c r4:85250c00 [ 1329.882220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.882389][ T32] r4:851f8b80 ** 2 printk messages dropped ** [ 1329.882574][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.882780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.883543][ T32] Call trace: [ 1329.883606][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.883671][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.883725][ T32] r4:00000000 [ 1329.883750][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.883795][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.883825][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.884022][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.884452][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.884485][ T32] r5:800f0013 r4:80239bb0 [ 1329.884530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.884606][ T32] r4:82ac21e4 [ 1329.884633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.884679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.884704][ T32] r4:dff95dc0 [ 1329.884738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.884811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.884842][ T32] r4:00000000 [ 1329.884865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.884938][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.884965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.885011][ T32] r5:00001000 r4:dfdad000 [ 1329.885036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.885079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.885125][ T32] r5:848f3f8c r4:848f3c00 [ 1329.885242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.885355][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.885405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.885460][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.885576][ T32] r4:8484f600 [ 1329.885613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.885679][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.885715][ T32] r4:00000001 [ 1329.885762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.885827][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.885871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.885907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.885942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.886004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.886038][ T32] r4:848b22c0 [ 1329.886080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.886146][ T32] INFO: task kworker/0:380:4222 blocked for more than 456 seconds. [ 1329.886237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.886287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.886460][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.887211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 ** 7 printk messages dropped ** [ 1329.898686][ T32] r9:83018005 r8:84943000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1329.899269][ T32] r5:8525178c r4:85251400 ** 2 printk messages dropped ** [ 1329.899473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.900049][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.900233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.900293][ T32] r4:8528f040 [ 1329.901036][ T32] INFO: task kworker/0:380:4222 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.901122][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.901264][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.901363][ T32] Call trace: [ 1329.901464][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.901594][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.901648][ T32] r4:00000000 [ 1329.901767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.901855][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.901917][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.901977][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.902034][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.902091][ T32] r5:800f0013 r4:80239bb0 [ 1329.902157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.902247][ T32] r4:82ac21e4 [ 1329.902310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.902403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.902453][ T32] r4:dff95dc0 [ 1329.902515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.902618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.902669][ T32] r4:00000000 [ 1329.902714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.902815][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.902875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.902966][ T32] r5:00001000 r4:dfdad000 [ 1329.903014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.903103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.903190][ T32] r5:848f3f8c r4:848f3c00 [ 1329.903285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.903390][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.903438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.903540][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.903589][ T32] r4:8484f600 [ 1329.903632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.903728][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.903777][ T32] r4:00000001 [ 1329.903821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.903899][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.903958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.904021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.904086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.904148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.904197][ T32] r4:848b22c0 [ 1329.904261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.904348][ T32] INFO: task kworker/0:381:4224 blocked for more than 456 seconds. [ 1329.904421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.904493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.904539][ T32] task:kworker/0:381 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.904634][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.904725][ T32] Call trace: [ 1329.904800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.904899][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:84943c00 [ 1329.904948][ T32] r4:84943c00 [ 1329.904996][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.905090][ T32] r5:84943c00 r4:8291a680 [ 1329.905138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.905218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.905310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1329.905363][ T32] r4:00000000 [ 1329.905406][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.905565][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.905648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.905750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f500 [ 1329.905804][ T32] r4:00000000 [ 1329.905848][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.905946][ T32] r9:83018005 r8:84943c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1329.906007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.906097][ T32] r5:00001000 r4:e05b1000 [ 1329.906168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.906253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.906357][ T32] r5:85251b8c r4:85251800 [ 1329.906396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.906466][ T32] r7:dddced80 r6:83018000 r5:85251b8c r4:851f8d00 [ 1329.906508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.906569][ T32] r10:61c88647 r9:84943c00 r8:851f8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.906632][ T32] r4:851f8d00 [ 1329.906682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.906775][ T32] r10:00000000 r9:851f8d00 r8:80287e08 r7:eabe9e60 r6:851f8f80 r5:84943c00 [ 1329.906824][ T32] r4:00000001 [ 1329.906890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.906970][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1329.907043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.907115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.907184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.907248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.907314][ T32] r4:8528f3c0 [ 1329.907745][ T32] INFO: task kworker/0:381:4224 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.907829][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.929078][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.929302][ T32] Call trace: [ 1329.929376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.929498][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.929550][ T32] r4:00000000 [ 1329.929593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.929916][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.930021][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.930091][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.930172][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.930225][ T32] r5:800f0013 r4:80239bb0 [ 1329.930271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.930357][ T32] r4:82ac21e4 [ 1329.930418][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1329.930562][ T32] r4:dff95dc0 ** 2 printk messages dropped ** [ 1329.930741][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.931009][ T32] r5:00001000 r4:dfdad000 ** 3 printk messages dropped ** [ 1329.931351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.931989][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1329.932306][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1329.932752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.933352][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.933893][ T32] r4:84942400 [ 1329.933942][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.934036][ T32] r5:84942400 r4:8291a680 [ 1329.934080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.934183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.934299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1329.934352][ T32] r4:00000000 [ 1329.934394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.934464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.934533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.934620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f580 [ 1329.934669][ T32] r4:00000000 [ 1329.934711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.934804][ T32] r9:83018005 r8:84942400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1329.934852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.934934][ T32] r5:00001000 r4:e05f7000 [ 1329.934976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.935064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.935149][ T32] r5:85251f8c r4:85251c00 [ 1329.935195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.935289][ T32] r7:dddced80 r6:83018000 r5:85251f8c r4:851dff80 [ 1329.935339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.935440][ T32] r10:61c88647 r9:84942400 r8:851dffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.935492][ T32] r4:851dff80 [ 1329.935533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.935623][ T32] r10:00000000 r9:851dff80 r8:80287e08 r7:eabede60 r6:8514ff00 r5:84942400 [ 1329.935670][ T32] r4:00000001 [ 1329.935709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.935779][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1329.935839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.935901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.935964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.936038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.936089][ T32] r4:8528f2c0 [ 1329.936771][ T32] INFO: task kworker/0:382:4226 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.936839][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.936993][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.937253][ T32] Call trace: [ 1329.937320][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.937421][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.937476][ T32] r4:00000000 [ 1329.937520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.937605][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.937674][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.937737][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.937794][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.937933][ T32] r5:800f0013 r4:80239bb0 [ 1329.957305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.957446][ T32] r4:82ac21e4 [ 1329.957498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.957593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.957718][ T32] r4:dff95dc0 [ 1329.957831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.958707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.958807][ T32] r4:00000000 [ 1329.958854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.958997][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.959082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.959136][ T32] r5:00001000 r4:dfdad000 [ 1329.959176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.959221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.959268][ T32] r5:848f3f8c r4:848f3c00 [ 1329.959291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.959370][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.959398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.959523][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.959584][ T32] r4:8484f600 [ 1329.959616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.959666][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1329.959690][ T32] r4:00000001 [ 1329.959730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.959802][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1329.959870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.959905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.959969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.960004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.960060][ T32] r4:848b22c0 [ 1329.960115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1329.960592][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:84944800 ** 5 printk messages dropped ** [ 1329.960864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 ** 4 printk messages dropped ** [ 1329.961123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f7c0 ** 5 printk messages dropped ** [ 1329.961526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.961631][ T32] r5:8525238c r4:85252000 ** 1 printk messages dropped ** [ 1329.961716][ T32] r7:dddced80 r6:83018000 r5:8525238c r4:851f8e00 ** 1 printk messages dropped ** [ 1329.961784][ T32] r10:61c88647 r9:84944800 r8:851f8e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.962407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.964015][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.964449][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1329.964952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1329.965698][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1329.966399][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1329.966866][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1329.967033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.982146][ T32] r4:84946000 ** 4 printk messages dropped ** [ 1329.982616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1329.982671][ T32] r4:00000000 [ 1329.982713][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.982794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.982874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.982964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fa40 [ 1329.983041][ T32] r4:00000000 [ 1329.983099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.983194][ T32] r9:83018005 r8:84946000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1329.983282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.983390][ T32] r5:00001000 r4:e065d000 [ 1329.983435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.983523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.983609][ T32] r5:8525278c r4:85252400 [ 1329.983691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.983796][ T32] r7:dddced80 r6:83018000 r5:8525278c r4:85290100 [ 1329.983875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.983985][ T32] r10:61c88647 r9:84946000 r8:8529012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.984041][ T32] r4:85290100 [ 1329.984094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.984215][ T32] r10:00000000 r9:85290100 r8:80287e08 r7:eabf1e60 r6:85290000 r5:84946000 [ 1329.984288][ T32] r4:00000001 [ 1329.984342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.984430][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 1329.984516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.984607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.984769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.984854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.984927][ T32] r4:8528f780 [ 1329.985647][ T32] INFO: task kworker/0:384:4230 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1329.985786][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.985951][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.986065][ T32] Call trace: [ 1329.986156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.986311][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1329.986411][ T32] r4:00000000 [ 1329.986470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.986563][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1329.986672][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1329.986748][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1329.986808][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.986865][ T32] r5:800f0013 r4:80239bb0 [ 1329.986954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.987057][ T32] r4:82ac21e4 [ 1329.987105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.987204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1329.987270][ T32] r4:dff95dc0 [ 1329.987324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.987398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1329.987426][ T32] r4:00000000 [ 1329.987474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.987524][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.987546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.987612][ T32] r5:00001000 r4:dfdad000 [ 1329.987636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.987700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.987771][ T32] r5:848f3f8c r4:848f3c00 [ 1329.987805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.987875][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1329.987905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.996622][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.996751][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1329.996989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.997045][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1329.997255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1329.997545][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1329.997938][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000013 r6:eabfdd8c r5:84941800 ** 2 printk messages dropped ** [ 1330.002638][ T32] r5:84941800 r4:8291a680 ** 1 printk messages dropped ** [ 1330.002701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.002870][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.003192][ T32] r5:00001000 r4:e07a7000 ** 2 printk messages dropped ** [ 1330.003340][ T32] r5:85252f8c r4:85252c00 ** 1 printk messages dropped ** [ 1330.003436][ T32] r7:dddced80 r6:83018000 r5:85252f8c r4:85290080 [ 1330.003461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.003510][ T32] r10:61c88647 r9:84941800 r8:852900ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.003533][ T32] r4:85290080 [ 1330.003552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.003599][ T32] r10:00000000 r9:85290080 r8:80287e08 r7:eabf9e60 r6:85290280 r5:84941800 [ 1330.003621][ T32] r4:00000001 [ 1330.003641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.003688][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1330.003722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.003752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.003779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.003809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.003831][ T32] r4:8528f780 [ 1330.004235][ T32] INFO: task kworker/0:385:4231 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.004276][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.004403][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.004518][ T32] Call trace: [ 1330.004577][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.004632][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.004657][ T32] r4:00000000 [ 1330.004677][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.004740][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.004772][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.004805][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.004854][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.004905][ T32] r5:800f0013 r4:80239bb0 [ 1330.004952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.005003][ T32] r4:82ac21e4 [ 1330.005025][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.005070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.005125][ T32] r4:dff95dc0 [ 1330.005148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.005192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.005214][ T32] r4:00000000 [ 1330.005234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.005307][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.005363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.005438][ T32] r5:00001000 r4:dfdad000 [ 1330.005468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.005511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.005555][ T32] r5:848f3f8c r4:848f3c00 [ 1330.005586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.005647][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.005672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.005720][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.005743][ T32] r4:8484f600 [ 1330.005762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.005905][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.006045][ T32] r4:00000001 [ 1330.006126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.006214][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.006287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.006391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.006466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.006542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.006613][ T32] r4:848b22c0 [ 1330.006673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.006736][ T32] INFO: task kworker/0:386:4234 blocked for more than 456 seconds. [ 1330.006809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.006884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.006952][ T32] task:kworker/0:386 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.007058][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.007155][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.007420][ T32] r4:84950000 ** 4 printk messages dropped ** [ 1330.007871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 ** 7 printk messages dropped ** [ 1330.018703][ T32] r9:83018005 r8:84950000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1330.019284][ T32] r5:8517238c r4:85172000 [ 1330.019379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.019899][ T32] r10:00000000 r9:85290180 r8:80287e08 r7:eabfde60 r6:85290200 r5:84950000 ** 9 printk messages dropped ** [ 1330.020683][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.021361][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.021447][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.021512][ T32] r5:800f0013 r4:80239bb0 [ 1330.021586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.021689][ T32] r4:82ac21e4 [ 1330.021780][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.021895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.021953][ T32] r4:dff95dc0 [ 1330.022005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.022260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.022353][ T32] r4:00000000 [ 1330.022574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.022787][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.022856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.023040][ T32] r5:00001000 r4:dfdad000 [ 1330.023106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.023203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.023309][ T32] r5:848f3f8c r4:848f3c00 [ 1330.023358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.023411][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.023433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.023482][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.023506][ T32] r4:8484f600 [ 1330.023526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.023602][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.023633][ T32] r4:00000001 [ 1330.023654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.023691][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.023728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.023762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.023812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.023844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.023887][ T32] r4:848b22c0 [ 1330.023958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.024008][ T32] INFO: task kworker/1:172:4237 blocked for more than 456 seconds. [ 1330.024045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.024093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.024160][ T32] task:kworker/1:172 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.024239][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.024312][ T32] Call trace: [ 1330.024353][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.024418][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:84952400 [ 1330.024464][ T32] r4:84952400 [ 1330.024509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.024555][ T32] r5:84952400 r4:8291a680 [ 1330.024597][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.024645][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.024689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1330.024712][ T32] r4:00000000 [ 1330.024762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1330.025009][ T32] r9:83018205 r8:84952400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1330.025178][ T32] r5:84753b8c r4:84753800 [ 1330.025200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.025432][ T32] r10:00000000 r9:8512f900 r8:80287e08 r7:eaa75e60 r6:85290300 r5:84952400 ** 8 printk messages dropped ** [ 1330.026010][ T32] INFO: task kworker/1:172:4237 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 9 printk messages dropped ** [ 1330.026642][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1330.026964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.027344][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1330.027555][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1330.027856][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.047174][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.047567][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.048274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.048536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.048647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.048951][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.049181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.049844][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.050211][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1330.050551][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1330.050775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.050896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.050990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.051088][ T32] r5:848f3f8c r4:848f3c00 [ 1330.051137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.051238][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.051319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.051426][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.051495][ T32] r4:8484f600 [ 1330.051562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.051660][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.051688][ T32] r4:00000001 [ 1330.051708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.051745][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.051773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.051803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.051858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.051938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.051979][ T32] r4:848b22c0 [ 1330.052039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.052109][ T32] INFO: task kworker/1:174:4240 blocked for more than 456 seconds. [ 1330.052144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.052212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.052240][ T32] task:kworker/1:174 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.052294][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.052391][ T32] Call trace: [ 1330.052460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.052547][ T32] r10:8291a684 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:84953c00 [ 1330.052589][ T32] r4:84953c00 [ 1330.052612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.052655][ T32] r5:84953c00 r4:8291a680 [ 1330.052705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.052747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.052791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1330.052814][ T32] r4:00000000 [ 1330.052833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.052868][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.052903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.052977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528c040 [ 1330.053016][ T32] r4:00000000 [ 1330.053069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.053146][ T32] r9:83018205 r8:84953c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1330.053176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.053221][ T32] r5:00001000 r4:e07bd000 [ 1330.053292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.053388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.053436][ T32] r5:8517278c r4:85172400 [ 1330.053474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.053524][ T32] r7:ddde2d80 r6:83018200 r5:8517278c r4:8512fa00 [ 1330.053546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.053634][ T32] r10:61c88647 r9:84953c00 r8:8512fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.053700][ T32] r4:8512fa00 [ 1330.053733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.053781][ T32] r10:00000000 r9:8512fa00 r8:80287e08 r7:eac11e60 r6:85290400 r5:84953c00 [ 1330.053804][ T32] r4:00000001 [ 1330.053863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.053917][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1330.053962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.053995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.054035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.054101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.054166][ T32] r4:85274440 [ 1330.054406][ T32] INFO: task kworker/1:174:4240 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.054479][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.054594][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.054686][ T32] Call trace: [ 1330.054873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.054971][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.055000][ T32] r4:00000000 [ 1330.055059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.055133][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.055167][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.055198][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.055241][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.055284][ T32] r5:800f0013 r4:80239bb0 [ 1330.055309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.055349][ T32] r4:82ac21e4 [ 1330.055368][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.055438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.055476][ T32] r4:dff95dc0 [ 1330.055498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.055557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.055597][ T32] r4:00000000 [ 1330.055636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.055683][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.055706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.055780][ T32] r5:00001000 r4:dfdad000 [ 1330.055817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.055860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.055904][ T32] r5:848f3f8c r4:848f3c00 [ 1330.055950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.056017][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.056056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.056125][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.056170][ T32] r4:8484f600 [ 1330.056193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.056278][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.056305][ T32] r4:00000001 [ 1330.056338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.056413][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.056471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.056520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.056578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.056610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.056664][ T32] r4:848b22c0 [ 1330.056706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.056735][ T32] INFO: task kworker/0:387:4243 blocked for more than 456 seconds. [ 1330.056777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.056818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.056860][ T32] task:kworker/0:387 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.056925][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.056999][ T32] Call trace: [ 1330.057035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.057084][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:84954800 [ 1330.057151][ T32] r4:84954800 [ 1330.057176][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.057220][ T32] r5:84954800 r4:8291a680 [ 1330.057240][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.057298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.057360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1330.057385][ T32] r4:00000000 [ 1330.057405][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.057440][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.057476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.057564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289940 [ 1330.057590][ T32] r4:00000000 [ 1330.057643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.057706][ T32] r9:83018005 r8:84954800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1330.057744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.057789][ T32] r5:00001000 r4:e083b000 [ 1330.057811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.057852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.057933][ T32] r5:8525378c r4:85253400 [ 1330.076848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.076931][ T32] r7:dddced80 r6:83018000 r5:8525378c r4:85290580 [ 1330.076956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.077029][ T32] r10:61c88647 r9:84954800 r8:852905ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.077056][ T32] r4:85290580 [ 1330.077079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.077127][ T32] r10:00000000 r9:85290580 r8:80287e08 r7:eabfde60 r6:85290600 r5:84954800 [ 1330.077150][ T32] r4:00000001 [ 1330.077191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.077253][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1330.077316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.077349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.077377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.077427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.077469][ T32] r4:85289280 [ 1330.077809][ T32] INFO: task kworker/0:387:4243 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.077865][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.081006][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.081088][ T32] Call trace: [ 1330.081149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.081207][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.081231][ T32] r4:00000000 [ 1330.081252][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.081299][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.081350][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.081384][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.081411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.081478][ T32] r5:800f0013 r4:80239bb0 [ 1330.081524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1330.081809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.082390][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1330.082588][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.082773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.083304][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.083748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.084043][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.084382][ T32] r5:8525338c r4:85253000 [ 1330.084440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.084558][ T32] r7:dddced80 r6:83018000 r5:8525338c r4:85290480 ** 1 printk messages dropped ** [ 1330.084803][ T32] r10:61c88647 r9:84951800 r8:852904ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.084993][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.085080][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.085225][ T32] r4:85289280 ** 1 printk messages dropped ** [ 1330.085596][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.085923][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1330.086187][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.086313][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1330.086634][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1330.086929][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.087041][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.087084][ T32] r4:00000001 [ 1330.087106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.087143][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.087191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.087224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.087255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.087292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.087336][ T32] r4:848b22c0 [ 1330.087382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.087411][ T32] INFO: task kworker/1:175:4246 blocked for more than 456 seconds. [ 1330.087440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.087495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.087551][ T32] task:kworker/1:175 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.087613][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.087656][ T32] Call trace: [ 1330.087712][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.087764][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:84950c00 [ 1330.087824][ T32] r4:84950c00 [ 1330.087848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.087892][ T32] r5:84950c00 r4:8291a680 [ 1330.087912][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.097095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.097166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1330.097193][ T32] r4:00000000 [ 1330.097214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.097252][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.097296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.097339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528c180 [ 1330.097362][ T32] r4:00000000 [ 1330.097381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.097428][ T32] r9:83018205 r8:84950c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1330.097473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.097546][ T32] r5:00001000 r4:e07d3000 [ 1330.097575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.097618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.097663][ T32] r5:85172b8c r4:85172800 [ 1330.097695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.097747][ T32] r7:ddde2d80 r6:83018200 r5:85172b8c r4:8512fa80 [ 1330.097769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.097818][ T32] r10:61c88647 r9:84950c00 r8:8512faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.097862][ T32] r4:8512fa80 [ 1330.097891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.098244][ T32] r10:00000000 r9:8512fa80 r8:80287e08 r7:eac11e60 r6:85290680 r5:84950c00 [ 1330.098304][ T32] r4:00000001 [ 1330.098329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.098375][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1330.098406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.098436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.098464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.098518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.098557][ T32] r4:8528c080 [ 1330.098932][ T32] INFO: task kworker/1:175:4246 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.098984][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.099055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.099143][ T32] Call trace: [ 1330.099202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.099259][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.099290][ T32] r4:00000000 [ 1330.099333][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.099386][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.099453][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1330.099756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1330.100241][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1330.100498][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.100592][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1330.100780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.100906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.100954][ T32] INFO: task kworker/1:176:4248 blocked for more than 456 seconds. [ 1330.100992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.101028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.101082][ T32] task:kworker/1:176 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.101134][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.101197][ T32] Call trace: [ 1330.101253][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.101310][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:84956c00 [ 1330.101333][ T32] r4:84956c00 [ 1330.101374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.101437][ T32] r5:84956c00 r4:8291a680 [ 1330.101483][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.101525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.101568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 1330.101591][ T32] r4:00000000 [ 1330.101610][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.101644][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.101700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.101746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528c680 [ 1330.101769][ T32] r4:00000000 [ 1330.101812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.101868][ T32] r9:83018205 r8:84956c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.101894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.101939][ T32] r5:00001000 r4:e89b3000 [ 1330.101981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.102025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.102068][ T32] r5:85172f8c r4:85172c00 [ 1330.102138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.102203][ T32] r7:ddde2d80 r6:83018200 r5:85172f8c r4:8512fb80 [ 1330.102225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.102279][ T32] r10:61c88647 r9:84956c00 r8:8512fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.102315][ T32] r4:8512fb80 [ 1330.102358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.102419][ T32] r10:00000000 r9:8512fb80 r8:80287e08 r7:eac11e60 r6:85290700 r5:84956c00 [ 1330.102442][ T32] r4:00000001 [ 1330.102484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.102522][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 1330.102550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.102601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.102637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.102709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.102755][ T32] r4:8528c140 [ 1330.102993][ T32] INFO: task kworker/1:176:4248 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.103028][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.103121][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.103194][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.103370][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1330.103583][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.103797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 8 printk messages dropped ** [ 1330.104291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.104666][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1330.105054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.105438][ T32] r4:84956000 ** 3 printk messages dropped ** [ 1330.105667][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.106087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.106416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.106588][ T32] r4:85290880 ** 6 printk messages dropped ** [ 1330.106919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.107543][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.107805][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1330.132521][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1330.132752][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1330.133588][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.134134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.134664][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.134780][ T32] Call trace: [ 1330.134915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.135039][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:84955400 [ 1330.135095][ T32] r4:84955400 [ 1330.135156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.135214][ T32] r5:84955400 r4:8291a680 [ 1330.135238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.135309][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.135443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1330.135617][ T32] r4:00000000 [ 1330.135640][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.135677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.135713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.135793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289a40 [ 1330.135844][ T32] r4:00000000 [ 1330.136203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.136306][ T32] r9:83018005 r8:84955400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1330.136351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.136424][ T32] r5:00001000 r4:e086f000 [ 1330.136446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.136663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.136774][ T32] r5:85253b8c r4:85253800 [ 1330.136873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.137176][ T32] r7:dddced80 r6:83018000 r5:85253b8c r4:85290780 [ 1330.137236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.137382][ T32] r10:61c88647 r9:84955400 r8:852907ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.137487][ T32] r4:85290780 [ 1330.137574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.137644][ T32] r10:00000000 r9:85290780 r8:80287e08 r7:eac31e60 r6:85290a00 r5:84955400 [ 1330.137670][ T32] r4:00000001 [ 1330.137689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.137729][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1330.137758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.137788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.137883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.137954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.147370][ T32] r4:85289a80 [ 1330.147818][ T32] INFO: task kworker/0:390:4253 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.147872][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.148437][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.148506][ T32] Call trace: [ 1330.148572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.148669][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.148698][ T32] r4:00000000 [ 1330.148770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.148866][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.148936][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.149036][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.149141][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.149171][ T32] r5:800f0013 r4:80239bb0 [ 1330.149202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.149249][ T32] r4:82ac21e4 [ 1330.149320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.149369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.149396][ T32] r4:dff95dc0 [ 1330.149417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.149490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.149518][ T32] r4:00000000 [ 1330.149592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.149644][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.149667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.149726][ T32] r5:00001000 r4:dfdad000 [ 1330.149751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.149876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.149924][ T32] r5:848f3f8c r4:848f3c00 [ 1330.149957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.150009][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.150039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.150167][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.150232][ T32] r4:8484f600 [ 1330.150312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.150387][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.150465][ T32] r4:00000001 [ 1330.150492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.150576][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.150645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.150713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.150781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.150882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.150989][ T32] r4:848b22c0 [ 1330.151057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.151122][ T32] INFO: task kworker/0:391:4255 blocked for more than 456 seconds. [ 1330.151190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.151266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.151326][ T32] task:kworker/0:391 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.151547][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.151683][ T32] Call trace: [ 1330.151764][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.151864][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000013 r6:eac01d8c r5:84945400 [ 1330.151951][ T32] r4:84945400 [ 1330.152014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.152169][ T32] r5:84945400 r4:8291a680 [ 1330.152231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.152317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.152413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1330.152468][ T32] r4:00000000 [ 1330.152536][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.152678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.152781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.152831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289c80 [ 1330.152856][ T32] r4:00000000 [ 1330.152907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.152955][ T32] r9:83018005 r8:84945400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1330.152979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.153037][ T32] r5:00001000 r4:e08ad000 [ 1330.153061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.153102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.153145][ T32] r5:85253f8c r4:85253c00 [ 1330.153172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.153220][ T32] r7:dddced80 r6:83018000 r5:85253f8c r4:85290800 [ 1330.153242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.153293][ T32] r10:61c88647 r9:84945400 r8:8529082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.153409][ T32] r4:85290800 [ 1330.153515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.153566][ T32] r10:00000000 r9:85290800 r8:80287e08 r7:eac31e60 r6:85290b00 r5:84945400 [ 1330.153673][ T32] r4:00000001 [ 1330.153697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.153734][ T32] Exception stack(0xeac01fb0 to 0xeac01ff8) [ 1330.153762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.153793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.153824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.153867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.153907][ T32] r4:85289c40 [ 1330.154290][ T32] INFO: task kworker/0:391:4255 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.154337][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.154531][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.154629][ T32] Call trace: [ 1330.154705][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.154833][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.154879][ T32] r4:00000000 [ 1330.154902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.154960][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.154994][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.155032][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.155059][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.155086][ T32] r5:800f0013 r4:80239bb0 [ 1330.155109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.155230][ T32] r4:82ac21e4 [ 1330.155254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.155298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.155322][ T32] r4:dff95dc0 [ 1330.155342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.155994][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1330.156250][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1330.156494][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1330.156678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.156967][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.157058][ T32] Call trace: [ 1330.157094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.157143][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000013 r6:eac3dd8c r5:84946c00 [ 1330.157168][ T32] r4:84946c00 [ 1330.157189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.157260][ T32] r5:84946c00 r4:8291a680 [ 1330.157285][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.157326][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.157423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1330.157586][ T32] r4:00000000 [ 1330.157611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.157648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.157683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.157806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289f00 [ 1330.157832][ T32] r4:00000000 [ 1330.157854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.176698][ T32] r9:83018005 r8:84946c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1330.177006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.177634][ T32] r5:00001000 r4:e4949000 [ 1330.177662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.178007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.184433][ T32] r5:8526038c r4:85260000 [ 1330.184479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.184598][ T32] r7:dddced80 r6:83018000 r5:8526038c r4:85290980 [ 1330.184637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.184692][ T32] r10:61c88647 r9:84946c00 r8:852909ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.184746][ T32] r4:85290980 [ 1330.184800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.184852][ T32] r10:00000000 r9:85290980 r8:80287e08 r7:eac31e60 r6:85290a80 r5:84946c00 [ 1330.184876][ T32] r4:00000001 [ 1330.184896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.185164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.186819][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 10 printk messages dropped ** [ 1330.196036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1330.204649][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.205039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.205515][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.206028][ T32] r5:85230000 r4:8291a680 ** 6 printk messages dropped ** [ 1330.206923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1330.214903][ T32] r7:dddced80 r6:83018000 r5:85260b8c r4:85290b80 ** 8 printk messages dropped ** [ 1330.215334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.215430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.215465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.215497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.215520][ T32] r4:85289f80 [ 1330.215999][ T32] INFO: task kworker/0:393:4259 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.216077][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.216199][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.216250][ T32] Call trace: [ 1330.216313][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.216370][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.216396][ T32] r4:00000000 [ 1330.216416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.216456][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.216514][ T32] 5d20: a8d5a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.216550][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.216578][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.216619][ T32] r5:800f0013 r4:80239bb0 [ 1330.216643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.216728][ T32] r4:82ac21e4 [ 1330.216753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.216844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.216877][ T32] r4:dff95dc0 [ 1330.216898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.216977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.217002][ T32] r4:00000000 [ 1330.217058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.217109][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.217132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.217175][ T32] r5:00001000 r4:dfdad000 [ 1330.217196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.217306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.217646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.230662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.231662][ T32] r4:85230c00 ** 3 printk messages dropped ** [ 1330.231853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.232244][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.232664][ T32] r5:85260f8c r4:85260c00 [ 1330.232719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.232771][ T32] r7:dddced80 r6:83018000 r5:85260f8c r4:85290d00 ** 2 printk messages dropped ** [ 1330.232910][ T32] r4:85290d00 ** 1 printk messages dropped ** [ 1330.232981][ T32] r10:00000000 r9:85290d00 r8:80287e08 r7:eac39e60 r6:85290e00 r5:85230c00 ** 5 printk messages dropped ** [ 1330.233266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.234310][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.234800][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1330.235264][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.235679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1330.236288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.236461][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1330.236659][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.236885][ T32] INFO: task kworker/1:177:4263 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.237332][ T32] r4:8520c800 [ 1330.237352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.237452][ T32] r5:8520c800 r4:8291a680 [ 1330.237476][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.237543][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.237591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1330.237614][ T32] r4:00000000 [ 1330.237706][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.237755][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.237826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.237875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69380 [ 1330.237901][ T32] r4:00000000 [ 1330.241828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.241995][ T32] r9:83018205 r8:8520c800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1330.242071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.242199][ T32] r5:00001000 r4:e063f000 [ 1330.242250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.242358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.242410][ T32] r5:85173b8c r4:85173800 [ 1330.242455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.242508][ T32] r7:ddde2d80 r6:83018200 r5:85173b8c r4:8512fc80 [ 1330.242530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.242580][ T32] r10:61c88647 r9:8520c800 r8:8512fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.242603][ T32] r4:8512fc80 [ 1330.242644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.242694][ T32] r10:00000000 r9:8512fc80 r8:80287e08 r7:eac11e60 r6:8512fd00 r5:8520c800 [ 1330.242762][ T32] r4:00000001 [ 1330.242795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.242837][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1330.242868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.242898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.242947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.242989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.243018][ T32] r4:8528c580 [ 1330.243429][ T32] INFO: task kworker/1:177:4263 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.243466][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.243588][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.243662][ T32] Call trace: [ 1330.243730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.243830][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.243863][ T32] r4:00000000 [ 1330.243896][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.243985][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.244062][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.244131][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.244193][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.244320][ T32] r5:800f0013 r4:80239bb0 [ 1330.244408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.244507][ T32] r4:82ac21e4 [ 1330.244559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.244674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.244800][ T32] r4:dff95dc0 [ 1330.244924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.245034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.245073][ T32] r4:00000000 [ 1330.245094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.245214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.245691][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1330.245949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.246491][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:8520e000 ** 5 printk messages dropped ** [ 1330.246729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 ** 2 printk messages dropped ** [ 1330.246880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.247123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.247336][ T32] r5:8526138c r4:85261000 ** 3 printk messages dropped ** [ 1330.247496][ T32] r10:61c88647 r9:8520e000 r8:85290c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.247795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.262195][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.262453][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1330.262706][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1330.263720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.264056][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.264119][ T32] r4:8484f600 [ 1330.264171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.264277][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.264373][ T32] r4:00000001 [ 1330.264444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.264512][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.264543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.264573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.264601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.264643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.264669][ T32] r4:848b22c0 [ 1330.264712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.264749][ T32] INFO: task kworker/0:396:4267 blocked for more than 456 seconds. [ 1330.264782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.264808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.264830][ T32] task:kworker/0:396 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.264905][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.264960][ T32] Call trace: [ 1330.264995][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.265052][ T32] r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000113 r6:eaaf9d8c r5:8520ec00 [ 1330.265097][ T32] r4:8520ec00 [ 1330.265150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.265249][ T32] r5:8520ec00 r4:8291a680 [ 1330.265332][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.265457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.265565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1330.265617][ T32] r4:00000000 [ 1330.265661][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.265742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.265823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.265947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852941c0 [ 1330.266051][ T32] r4:00000000 [ 1330.266117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.266193][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.266217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.266272][ T32] r5:00001000 r4:df9d1000 [ 1330.266313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.266378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.266425][ T32] r5:8526178c r4:85261400 [ 1330.266478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.266529][ T32] r7:dddced80 r6:83018000 r5:8526178c r4:85290f00 [ 1330.266573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.266630][ T32] r10:61c88647 r9:8520ec00 r8:85290f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.266654][ T32] r4:85290f00 [ 1330.266673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.266729][ T32] r10:00000000 r9:85290f00 r8:80287e08 r7:eac55e60 r6:8512fb00 r5:8520ec00 [ 1330.266755][ T32] r4:00000001 [ 1330.266796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.266856][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1330.266893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.266937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.266975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.267029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.267055][ T32] r4:85294000 [ 1330.267276][ T32] INFO: task kworker/0:396:4267 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.267330][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.267426][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.267611][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.267801][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.279685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.280152][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1330.280246][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1330.280313][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1330.280524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.280673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.281099][ T32] r4:8520a400 [ 1330.281120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.281164][ T32] r5:8520a400 r4:8291a680 [ 1330.281187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.281228][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.281293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.281320][ T32] r4:00000000 [ 1330.281342][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.281387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.281426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.281471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294300 [ 1330.281494][ T32] r4:00000000 [ 1330.281536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.281585][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.281609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.281685][ T32] r5:00001000 r4:dfcbd000 [ 1330.281709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.281783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.281863][ T32] r5:85261b8c r4:85261800 [ 1330.281886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.281935][ T32] r7:dddced80 r6:83018000 r5:85261b8c r4:85128d00 [ 1330.281987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.282065][ T32] r10:61c88647 r9:8520a400 r8:85128d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.282091][ T32] r4:85128d00 [ 1330.282143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.282229][ T32] r10:00000000 r9:85128d00 r8:80287e08 r7:eaaf9e60 r6:8512fd80 r5:8520a400 [ 1330.282259][ T32] r4:00000001 [ 1330.282314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.282355][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1330.282383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.282449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.282518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.282581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.282636][ T32] r4:85294000 [ 1330.283034][ T32] INFO: task kworker/0:397:4268 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.283075][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.283134][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.283222][ T32] Call trace: [ 1330.283271][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.283348][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.283376][ T32] r4:00000000 [ 1330.283396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.283437][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.283488][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1330.283753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1330.284081][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1330.284303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.284913][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.285647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.286363][ T32] r4:8520d400 ** 4 printk messages dropped ** [ 1330.286824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 ** 11 printk messages dropped ** [ 1330.287536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.287746][ T32] r10:61c88647 r9:8520d400 r8:85290fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.297251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.298710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.298909][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.299184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.299735][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 1 printk messages dropped ** [ 1330.299807][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.299830][ T32] r4:8484f600 [ 1330.299850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.299898][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.299921][ T32] r4:00000001 [ 1330.299941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.299977][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.300004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.300061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.300124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.300157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.300200][ T32] r4:848b22c0 [ 1330.300226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.300254][ T32] INFO: task kworker/0:399:4272 blocked for more than 456 seconds. [ 1330.300308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.300338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.300385][ T32] task:kworker/0:399 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.300463][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.300536][ T32] Call trace: [ 1330.300571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.300629][ T32] r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:8520b000 [ 1330.300667][ T32] r4:8520b000 [ 1330.300690][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.300733][ T32] r5:8520b000 r4:8291a680 [ 1330.300774][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.300837][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.300884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 1330.300909][ T32] r4:00000000 [ 1330.300929][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.300987][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.301053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.301124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852944c0 [ 1330.301151][ T32] r4:00000000 [ 1330.301172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.301288][ T32] r9:83018005 r8:8520b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.301313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.301367][ T32] r5:00001000 r4:dff0f000 [ 1330.301419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.301495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.301547][ T32] r5:85261f8c r4:85261c00 [ 1330.301591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.301641][ T32] r7:dddced80 r6:83018000 r5:85261f8c r4:85298080 [ 1330.301671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.301721][ T32] r10:61c88647 r9:8520b000 r8:852980ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.301744][ T32] r4:85298080 [ 1330.301772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.301821][ T32] r10:00000000 r9:85298080 r8:80287e08 r7:eab9de60 r6:8512fe80 r5:8520b000 [ 1330.301853][ T32] r4:00000001 [ 1330.301892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.301930][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1330.301960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.301999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.302067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.302125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.302152][ T32] r4:85294240 [ 1330.302453][ T32] INFO: task kworker/0:399:4272 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.302509][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.302570][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.302617][ T32] Call trace: [ 1330.302685][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.302740][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.302765][ T32] r4:00000000 [ 1330.302786][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.302825][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.302855][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.302907][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.302941][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.302966][ T32] r5:800f0013 r4:80239bb0 [ 1330.302988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.303036][ T32] r4:82ac21e4 [ 1330.303079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.303126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.303150][ T32] r4:dff95dc0 [ 1330.303199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.303276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.303302][ T32] r4:00000000 [ 1330.303322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.303382][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.303408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.303451][ T32] r5:00001000 r4:dfdad000 [ 1330.303472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.303512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.303585][ T32] r5:848f3f8c r4:848f3c00 [ 1330.303609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.303657][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.303680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.303727][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.303750][ T32] r4:8484f600 [ 1330.303769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.303816][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1330.303930][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1330.304105][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.304333][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.304661][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.304924][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.305170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.305305][ T32] r7:dddced80 r6:83018000 r5:8526278c r4:85298000 ** 1 printk messages dropped ** [ 1330.305403][ T32] r10:61c88647 r9:85196000 r8:8529802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1330.305558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.306024][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.306570][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.307502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.327794][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 1 printk messages dropped ** [ 1330.327877][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.328371][ T32] r4:8484f600 [ 1330.328432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.328497][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.328556][ T32] r4:00000001 [ 1330.328605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.328648][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.328679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.328709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.328736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.328767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.328789][ T32] r4:848b22c0 [ 1330.328812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.328841][ T32] INFO: task kworker/0:401:4276 blocked for more than 456 seconds. [ 1330.328874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.328920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.328971][ T32] task:kworker/0:401 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.329055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.329165][ T32] Call trace: [ 1330.329204][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.329265][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:8520bc00 [ 1330.329339][ T32] r4:8520bc00 [ 1330.329380][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.329439][ T32] r5:8520bc00 r4:8291a680 [ 1330.329485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.329571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.329628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1330.329652][ T32] r4:00000000 [ 1330.329673][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.329710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.329769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.329819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294840 [ 1330.329863][ T32] r4:00000000 [ 1330.329911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.329984][ T32] r9:83018005 r8:8520bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.330021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.330068][ T32] r5:00001000 r4:e0149000 [ 1330.330177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.330270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.330329][ T32] r5:85262b8c r4:85262800 [ 1330.330351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.330425][ T32] r7:dddced80 r6:83018000 r5:85262b8c r4:85298200 [ 1330.330476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.330535][ T32] r10:61c88647 r9:8520bc00 r8:8529822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.330560][ T32] r4:85298200 [ 1330.330581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.330651][ T32] r10:00000000 r9:85298200 r8:80287e08 r7:eac59e60 r6:8512ff80 r5:8520bc00 [ 1330.330767][ T32] r4:00000001 [ 1330.330803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.330842][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1330.330869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.330927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.330964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.331041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.331070][ T32] r4:85294580 [ 1330.331426][ T32] INFO: task kworker/0:401:4276 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.331460][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.331555][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.331678][ T32] Call trace: [ 1330.331716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.331770][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 2 printk messages dropped ** [ 1330.331948][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1330.332207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.332664][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1330.333049][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.333427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.333774][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.333991][ T32] r4:85228c00 ** 4 printk messages dropped ** [ 1330.334260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 ** 4 printk messages dropped ** [ 1330.334572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294f40 ** 7 printk messages dropped ** [ 1330.334922][ T32] r5:85263f8c r4:85263c00 [ 1330.334946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.335146][ T32] r10:61c88647 r9:85228c00 r8:852982ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.335465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.336151][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 11 printk messages dropped ** [ 1330.336606][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1330.336820][ T32] r5:00001000 r4:dfdad000 ** 2 printk messages dropped ** [ 1330.336923][ T32] r5:848f3f8c r4:848f3c00 [ 1330.336967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.337022][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.337046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.337095][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.337141][ T32] r4:8484f600 [ 1330.337186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.337236][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.337271][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.337358][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.337705][ T32] task:kworker/0:403 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.351223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 ** 5 printk messages dropped ** [ 1330.351506][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.351776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.351841][ T32] r5:85262f8c r4:85262c00 ** 1 printk messages dropped ** [ 1330.351935][ T32] r7:dddced80 r6:83018000 r5:85262f8c r4:85298300 ** 4 printk messages dropped ** [ 1330.352213][ T32] r10:00000000 r9:85298300 r8:80287e08 r7:eac69e60 r6:852a5080 r5:85228000 ** 8 printk messages dropped ** [ 1330.352877][ T32] INFO: task kworker/0:403:4280 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 8 printk messages dropped ** [ 1330.353420][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1330.353751][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1330.354122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.354555][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.354759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.355111][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.355679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 ** 4 printk messages dropped ** [ 1330.355939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294ac0 ** 5 printk messages dropped ** [ 1330.356150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.356380][ T32] r7:dddced80 r6:83018000 r5:8526338c r4:85298380 ** 10 printk messages dropped ** [ 1330.356777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.357189][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.357617][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1330.357924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.371418][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1330.371665][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.371732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.371822][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.371899][ T32] r4:8484f600 [ 1330.371928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1330.372007][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.372494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.372973][ T32] r4:8522b000 ** 4 printk messages dropped ** [ 1330.373211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 ** 8 printk messages dropped ** [ 1330.373549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.373701][ T32] r5:8526378c r4:85263400 ** 1 printk messages dropped ** [ 1330.373781][ T32] r7:dddced80 r6:83018000 r5:8526378c r4:85298400 ** 6 printk messages dropped ** [ 1330.374041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.374738][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.375033][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1330.375370][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.375618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.376123][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.376477][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1330.376638][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.376917][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.377281][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.377816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.393787][ T32] r5:85263b8c r4:85263800 ** 3 printk messages dropped ** [ 1330.393946][ T32] r10:61c88647 r9:8522bc00 r8:852981ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1330.395112][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.395515][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.395692][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1330.396133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.396584][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1330.396696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.396726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.396785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.396820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.396845][ T32] r4:848b22c0 ** 1 printk messages dropped ** [ 1330.396895][ T32] INFO: task kworker/0:407:4289 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.397281][ T32] r4:8522d400 ** 7 printk messages dropped ** [ 1330.397597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.403704][ T32] r5:8526878c r4:85268400 ** 6 printk messages dropped ** [ 1330.404119][ T32] r10:00000000 r9:85298500 r8:80287e08 r7:eac69e60 r6:852a5280 r5:8522d400 ** 14 printk messages dropped ** [ 1330.405281][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.405724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 15 printk messages dropped ** [ 1330.406447][ T32] r4:8484f600 ** 7 printk messages dropped ** [ 1330.406761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1330.407463][ T32] r5:8522e000 r4:8291a680 ** 7 printk messages dropped ** [ 1330.407816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3040 ** 10 printk messages dropped ** [ 1330.418823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1330.419673][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.420544][ T32] r4:dff95dc0 [ 1330.420572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1330.420670][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.421433][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.422045][ T32] r4:848b22c0 ** 9 printk messages dropped ** [ 1330.422569][ T32] r4:8522c800 ** 7 printk messages dropped ** [ 1330.422936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.423319][ T32] r5:85268b8c r4:85268800 ** 6 printk messages dropped ** [ 1330.423620][ T32] r10:00000000 r9:85298600 r8:80287e08 r7:eac89e60 r6:852a5380 r5:8522c800 ** 16 printk messages dropped ** [ 1330.424666][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 11 printk messages dropped ** [ 1330.425101][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1330.425690][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 16 printk messages dropped ** [ 1330.426730][ T32] r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:85198c00 ** 14 printk messages dropped ** [ 1330.427357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.444190][ T32] r10:00000000 r9:85298680 r8:80287e08 r7:eac95e60 r6:852a5400 r5:85198c00 ** 6 printk messages dropped ** [ 1330.444569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.444639][ T32] r4:852a3140 [ 1330.445035][ T32] INFO: task kworker/0:410:4295 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.445075][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.445181][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.445237][ T32] Call trace: ** 31 printk messages dropped ** [ 1330.446574][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.446792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.447020][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.447367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.447698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3680 ** 7 printk messages dropped ** [ 1330.456872][ T32] r5:8526978c r4:85269400 [ 1330.456898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.457186][ T32] r10:00000000 r9:85298700 r8:80287e08 r7:eaca1e60 r6:852a5480 r5:8519a400 ** 5 printk messages dropped ** [ 1330.457450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.462654][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.463158][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1330.463276][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1330.463424][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.463498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 8 printk messages dropped ** [ 1330.463907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.464396][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1330.464497][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.464633][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.464720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.464917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.465079][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.465256][ T32] r4:85199800 ** 2 printk messages dropped ** [ 1330.465426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.465660][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.465798][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.465902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.466101][ T32] r5:8526938c r4:85269000 [ 1330.466157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.466207][ T32] r7:dddced80 r6:83018000 r5:8526938c r4:85298780 [ 1330.466230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.466280][ T32] r10:61c88647 r9:85199800 r8:852987ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.466303][ T32] r4:85298780 [ 1330.466353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.466428][ T32] r10:00000000 r9:85298780 r8:80287e08 r7:eaca9e60 r6:852a5500 r5:85199800 [ 1330.466455][ T32] r4:00000001 [ 1330.466476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.466535][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1330.466589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.466632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.466661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.466713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.466741][ T32] r4:852a3500 [ 1330.467138][ T32] INFO: task kworker/0:412:4299 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.467179][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.467241][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.467311][ T32] Call trace: [ 1330.467346][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.467402][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.467456][ T32] r4:00000000 [ 1330.467504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.467573][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.467608][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.467639][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.467667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.467691][ T32] r5:800f0013 r4:80239bb0 [ 1330.467712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.467764][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.467859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1330.476653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.476949][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1330.477196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.477474][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.477767][ T32] r5:85198000 r4:8291a680 ** 1 printk messages dropped ** [ 1330.477836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.482671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1330.482900][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1330.483081][ T32] r5:85269b8c r4:85269800 [ 1330.483101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.483150][ T32] r7:dddced80 r6:83018000 r5:85269b8c r4:85298100 [ 1330.483172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1330.483428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.483689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.484270][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.484551][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.484628][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1330.484734][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1330.484876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1330.485018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 5 printk messages dropped ** [ 1330.485248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.485520][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.485960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.486004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.486065][ T32] r4:848b22c0 [ 1330.486090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.486150][ T32] INFO: task kworker/0:414:4303 blocked for more than 456 seconds. [ 1330.486186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.486213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.486235][ T32] task:kworker/0:414 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.486282][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.486358][ T32] Call trace: [ 1330.486427][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.486477][ T32] r10:8291a684 r9:df911d84 r8:00000002 r7:60000113 r6:df911d8c r5:8519bc00 [ 1330.486501][ T32] r4:8519bc00 [ 1330.486536][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.486611][ T32] r5:8519bc00 r4:8291a680 [ 1330.486635][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.486675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.486718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df911e08 [ 1330.486740][ T32] r4:00000000 [ 1330.486782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.486827][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.486862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.486928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3a80 [ 1330.486959][ T32] r4:00000000 [ 1330.487016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.487066][ T32] r9:83018005 r8:8519bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1330.487118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.487169][ T32] r5:00001000 r4:eaa93000 [ 1330.487189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.487229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.487293][ T32] r5:8526a38c r4:8526a000 [ 1330.487318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.487366][ T32] r7:dddced80 r6:83018000 r5:8526a38c r4:85298800 [ 1330.487389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.487459][ T32] r10:61c88647 r9:8519bc00 r8:8529882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.487485][ T32] r4:85298800 [ 1330.487505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.487554][ T32] r10:00000000 r9:85298800 r8:80287e08 r7:eacb5e60 r6:852a5600 r5:8519bc00 [ 1330.487576][ T32] r4:00000001 [ 1330.487618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.487665][ T32] Exception stack(0xdf911fb0 to 0xdf911ff8) [ 1330.487696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.487735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.487766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.487796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.487818][ T32] r4:852a3800 [ 1330.497681][ T32] INFO: task kworker/0:414:4303 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.497791][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.497874][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.500930][ T32] Call trace: [ 1330.501014][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.501156][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.501194][ T32] r4:00000000 [ 1330.501234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.501287][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.501344][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.501473][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.501512][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.501540][ T32] r5:800f0013 r4:80239bb0 [ 1330.501595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.501760][ T32] r4:82ac21e4 [ 1330.501794][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.501878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1330.501995][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.502630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.503152][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1330.503432][ T32] INFO: task kworker/0:415:4304 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.503989][ T32] r4:85233000 ** 4 printk messages dropped ** [ 1330.504259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 ** 3 printk messages dropped ** [ 1330.504426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.504679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.505110][ T32] r5:85269f8c r4:85269c00 [ 1330.505150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.505603][ T32] r4:85298900 ** 6 printk messages dropped ** [ 1330.506199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.507159][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.507774][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1330.519487][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.520163][ T32] r5:00001000 r4:dfdad000 ** 1 printk messages dropped ** [ 1330.520299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.520358][ T32] r5:848f3f8c r4:848f3c00 [ 1330.520388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.520535][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.520562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.520736][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.520844][ T32] r4:8484f600 [ 1330.520956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.521017][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.521070][ T32] r4:00000001 [ 1330.521185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.521387][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.521428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.521460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.521489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.521518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.521542][ T32] r4:848b22c0 [ 1330.521601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.521634][ T32] INFO: task kworker/0:416:4307 blocked for more than 457 seconds. [ 1330.521668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.521694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.521717][ T32] task:kworker/0:416 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.521775][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.521823][ T32] Call trace: [ 1330.521859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.521947][ T32] r10:8291a684 r9:eacb9d84 r8:00000002 r7:60000113 r6:eacb9d8c r5:85234800 [ 1330.522055][ T32] r4:85234800 [ 1330.522081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.522193][ T32] r5:85234800 r4:8291a680 [ 1330.522225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.522275][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.522357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1330.522607][ T32] r4:00000000 [ 1330.522660][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.522774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.522889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.522941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3f00 [ 1330.522977][ T32] r4:00000000 [ 1330.523019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.523097][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1330.523157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.523219][ T32] r5:00001000 r4:eaac5000 [ 1330.523241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.523287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.523463][ T32] r5:8526af8c r4:8526ac00 [ 1330.523655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.523716][ T32] r7:dddced80 r6:83018000 r5:8526af8c r4:85298480 [ 1330.523772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.523951][ T32] r10:61c88647 r9:85234800 r8:852984ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.523981][ T32] r4:85298480 [ 1330.524030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.524142][ T32] r10:00000000 r9:85298480 r8:80287e08 r7:df911e60 r6:85298a80 r5:85234800 [ 1330.524171][ T32] r4:00000001 [ 1330.524204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.524246][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1330.524330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.524400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.524434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.524464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.524535][ T32] r4:852a39c0 [ 1330.524986][ T32] INFO: task kworker/0:416:4307 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.525048][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.525149][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.525418][ T32] Call trace: [ 1330.525453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.525507][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.525532][ T32] r4:00000000 [ 1330.525555][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.525596][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.525625][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.525756][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.525790][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.525816][ T32] r5:800f0013 r4:80239bb0 [ 1330.525837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.525880][ T32] r4:82ac21e4 [ 1330.525907][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.525993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.526040][ T32] r4:dff95dc0 [ 1330.526065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.526135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.526167][ T32] r4:00000000 [ 1330.526190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.526280][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.526340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.526445][ T32] r5:00001000 r4:dfdad000 [ 1330.526548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.526594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.526970][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1330.527261][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.527564][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.545541][ T32] r5:85235400 r4:8291a680 ** 3 printk messages dropped ** [ 1330.545798][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.546093][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.546572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.546807][ T32] r10:61c88647 r9:85235400 r8:852988ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.546832][ T32] r4:85298880 [ 1330.546875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.546930][ T32] r10:00000000 r9:85298880 r8:80287e08 r7:eacb9e60 r6:85298b00 r5:85235400 [ 1330.546982][ T32] r4:00000001 [ 1330.547042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.547134][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1330.547249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.547287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.547316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.547347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.547371][ T32] r4:852a3e40 [ 1330.547794][ T32] INFO: task kworker/0:417:4309 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.548002][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.556402][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.556534][ T32] Call trace: [ 1330.556649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.556710][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.556737][ T32] r4:00000000 [ 1330.556847][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.556892][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.557038][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.557081][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.557154][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.557185][ T32] r5:800f0013 r4:80239bb0 [ 1330.557208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.557253][ T32] r4:82ac21e4 [ 1330.557279][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.557323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.557357][ T32] r4:dff95dc0 [ 1330.557380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.557424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.557448][ T32] r4:00000000 [ 1330.557557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.557612][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.557662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.557710][ T32] r5:00001000 r4:dfdad000 [ 1330.557732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.557865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.558013][ T32] r5:848f3f8c r4:848f3c00 [ 1330.563174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.563256][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.563282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.563333][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.563413][ T32] r4:8484f600 [ 1330.563438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.563488][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.563511][ T32] r4:00000001 [ 1330.563544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.563619][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.563710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.563745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.563774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.563893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.563920][ T32] r4:848b22c0 [ 1330.563954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.563986][ T32] INFO: task kworker/0:418:4311 blocked for more than 457 seconds. [ 1330.564027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.564081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1330.564226][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.564683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.565266][ T32] r9:83018005 r8:85236000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1330.565484][ T32] r5:8526ab8c r4:8526a800 [ 1330.565508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.565797][ T32] r4:85298b80 ** 5 printk messages dropped ** [ 1330.566046][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.566863][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.567409][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1330.567691][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.567775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 5 printk messages dropped ** [ 1330.576513][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1330.576738][ T32] r5:848f3f8c r4:848f3c00 ** 1 printk messages dropped ** [ 1330.576935][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1330.577204][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1330.577683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.589484][ T32] INFO: task kworker/0:419:4313 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.590281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.591568][ T32] r5:85236c00 r4:8291a680 ** 3 printk messages dropped ** [ 1330.592118][ T32] r4:00000000 [ 1330.592173][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.592250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.592343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.592462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528cfc0 [ 1330.592522][ T32] r4:00000000 [ 1330.592573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.592666][ T32] r9:83018005 r8:85236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1330.592713][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.592788][ T32] r5:00001000 r4:eaae7000 [ 1330.592833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.592914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.592997][ T32] r5:8526b78c r4:8526b400 [ 1330.593047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.593144][ T32] r7:dddced80 r6:83018000 r5:8526b78c r4:85298a00 [ 1330.593281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.593519][ T32] r10:61c88647 r9:85236c00 r8:85298a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.593594][ T32] r4:85298a00 [ 1330.593645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.593751][ T32] r10:00000000 r9:85298a00 r8:80287e08 r7:eacb9e60 r6:85298c00 r5:85236c00 [ 1330.593832][ T32] r4:00000001 [ 1330.593950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.594042][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1330.594233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.594354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.594456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.594673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.594780][ T32] r4:852a3ec0 [ 1330.595614][ T32] INFO: task kworker/0:419:4313 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.595712][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.596146][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.596280][ T32] Call trace: [ 1330.596597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.596723][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.596781][ T32] r4:00000000 [ 1330.596849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.597090][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.597305][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.597394][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.597658][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.597738][ T32] r5:800f0013 r4:80239bb0 [ 1330.597835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.612133][ T32] r4:82ac21e4 [ 1330.612307][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.612434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.612508][ T32] r4:dff95dc0 [ 1330.612578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.612662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.612718][ T32] r4:00000000 [ 1330.612766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.612878][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.612935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.613030][ T32] r5:00001000 r4:dfdad000 [ 1330.613073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.613153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.613246][ T32] r5:848f3f8c r4:848f3c00 [ 1330.613305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.613529][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.613645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.613760][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.613856][ T32] r4:8484f600 [ 1330.613924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.614024][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.614082][ T32] r4:00000001 [ 1330.614233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.614339][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.614710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.614949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.615260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.615339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.615395][ T32] r4:848b22c0 [ 1330.615569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.615683][ T32] INFO: task kworker/0:420:4315 blocked for more than 457 seconds. [ 1330.615758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.615819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.615902][ T32] task:kworker/0:420 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.616132][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.616232][ T32] Call trace: [ 1330.616452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.616666][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:85233c00 [ 1330.616777][ T32] r4:85233c00 [ 1330.616833][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.616927][ T32] r5:85233c00 r4:8291a680 [ 1330.616976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.617082][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.617184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1330.617267][ T32] r4:00000000 [ 1330.617340][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.617437][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.617516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.617610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294e40 [ 1330.617664][ T32] r4:00000000 [ 1330.617735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.617836][ T32] r9:83018005 r8:85233c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.617888][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.629138][ T32] r5:00001000 r4:eaad5000 [ 1330.629212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.629355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.629482][ T32] r5:8526b38c r4:8526b000 [ 1330.629536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.629645][ T32] r7:dddced80 r6:83018000 r5:8526b38c r4:85298d00 [ 1330.629721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.629828][ T32] r10:61c88647 r9:85233c00 r8:85298d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.629884][ T32] r4:85298d00 [ 1330.629934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.630037][ T32] r10:00000000 r9:85298d00 r8:80287e08 r7:eacc5e60 r6:85298e80 r5:85233c00 [ 1330.630345][ T32] r4:00000001 [ 1330.630425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.630867][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1330.630951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.631021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.631090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.631162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.631222][ T32] r4:85294f00 [ 1330.632003][ T32] INFO: task kworker/0:420:4315 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.632090][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.632269][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.632407][ T32] Call trace: [ 1330.632482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.632599][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.632683][ T32] r4:00000000 [ 1330.632739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.632824][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.632910][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.632983][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.633044][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.633148][ T32] r5:800f0013 r4:80239bb0 [ 1330.633218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.633324][ T32] r4:82ac21e4 [ 1330.633371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.633457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.633509][ T32] r4:dff95dc0 [ 1330.633939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.634050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.634127][ T32] r4:00000000 [ 1330.634173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.634251][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.634307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.634375][ T32] r5:00001000 r4:dfdad000 [ 1330.634411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.634522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.634598][ T32] r5:848f3f8c r4:848f3c00 [ 1330.634637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.634726][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.634829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.634919][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.634992][ T32] r4:8484f600 [ 1330.635035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.635121][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.635165][ T32] r4:00000001 [ 1330.635362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.635456][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.635517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.635576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.635632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.635724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.635780][ T32] r4:848b22c0 [ 1330.635826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.635900][ T32] INFO: task kworker/0:421:4317 blocked for more than 457 seconds. [ 1330.635990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.636067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.636121][ T32] task:kworker/0:421 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.636238][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.636356][ T32] Call trace: [ 1330.636449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.636554][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85232400 [ 1330.636607][ T32] r4:85232400 [ 1330.636651][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.636738][ T32] r5:85232400 r4:8291a680 [ 1330.636780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.636864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.636949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1330.636996][ T32] r4:00000000 [ 1330.637044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.637163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.637237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.637389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9180 [ 1330.637479][ T32] r4:00000000 [ 1330.637529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.637774][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1330.637839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.658383][ T32] r5:00001000 r4:eab01000 [ 1330.658455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.658536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.658587][ T32] r5:8526bf8c r4:8526bc00 [ 1330.658610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.658660][ T32] r7:dddced80 r6:83018000 r5:8526bf8c r4:85298d80 [ 1330.658683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.658734][ T32] r10:61c88647 r9:85232400 r8:85298dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.658759][ T32] r4:85298d80 [ 1330.658799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.658863][ T32] r10:00000000 r9:85298d80 r8:80287e08 r7:eacc5e60 r6:85298f80 r5:85232400 [ 1330.658890][ T32] r4:00000001 [ 1330.658910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.658949][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1330.658982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.659023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.659067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.659102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.659126][ T32] r4:8528ca40 [ 1330.659550][ T32] INFO: task kworker/0:421:4317 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.659641][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.659742][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.659824][ T32] Call trace: [ 1330.659887][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.659973][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.660008][ T32] r4:00000000 [ 1330.660029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.660070][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.660099][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.660131][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.660158][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.660184][ T32] r5:800f0013 r4:80239bb0 [ 1330.660204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.660247][ T32] r4:82ac21e4 [ 1330.660274][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.660318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.660355][ T32] r4:dff95dc0 [ 1330.660379][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.660423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.660474][ T32] r4:00000000 [ 1330.660549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.660601][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.660644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.660740][ T32] r5:00001000 r4:dfdad000 [ 1330.660775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.660827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.660873][ T32] r5:848f3f8c r4:848f3c00 [ 1330.660922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.660974][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.660998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.661047][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.661083][ T32] r4:8484f600 [ 1330.661118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.661167][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.661192][ T32] r4:00000001 [ 1330.661212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.661248][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.661281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.661312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.661340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.661381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.661409][ T32] r4:848b22c0 [ 1330.661430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.661459][ T32] INFO: task kworker/0:422:4318 blocked for more than 457 seconds. [ 1330.661492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.661519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.661541][ T32] task:kworker/0:422 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.661616][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.661662][ T32] Call trace: [ 1330.661709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.661786][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:8519c800 [ 1330.661835][ T32] r4:8519c800 [ 1330.661859][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.661902][ T32] r5:8519c800 r4:8291a680 [ 1330.661922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.661988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.662062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1330.662156][ T32] r4:00000000 [ 1330.662183][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.662222][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.662274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.662322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9000 [ 1330.662346][ T32] r4:00000000 [ 1330.662394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.662469][ T32] r9:83018005 r8:8519c800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.662496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.662619][ T32] r5:00001000 r4:eaaf3000 [ 1330.662667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.662764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.662811][ T32] r5:8526bb8c r4:8526b800 [ 1330.662911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.662994][ T32] r7:dddced80 r6:83018000 r5:8526bb8c r4:85290e80 [ 1330.663020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.663068][ T32] r10:61c88647 r9:8519c800 r8:85290eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.663162][ T32] r4:85290e80 [ 1330.663231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.663347][ T32] r10:00000000 r9:85290e80 r8:80287e08 r7:eaccde60 r6:852a5680 r5:8519c800 [ 1330.663401][ T32] r4:00000001 [ 1330.663448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.663553][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1330.663619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.663681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.663773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.663875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.663932][ T32] r4:852f90c0 [ 1330.664350][ T32] INFO: task kworker/0:422:4318 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.664455][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.664671][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.664792][ T32] Call trace: [ 1330.664864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.664933][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.664976][ T32] r4:00000000 [ 1330.665001][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.665045][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.665180][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.665223][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.665250][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.665312][ T32] r5:800f0013 r4:80239bb0 [ 1330.665337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.665411][ T32] r4:82ac21e4 [ 1330.665443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.665515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.665542][ T32] r4:dff95dc0 [ 1330.665564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.665607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.665630][ T32] r4:00000000 [ 1330.665651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.665696][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.665717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.665760][ T32] r5:00001000 r4:dfdad000 [ 1330.665806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.665854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.665926][ T32] r5:848f3f8c r4:848f3c00 [ 1330.665965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.666014][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.666038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.666086][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.666126][ T32] r4:8484f600 [ 1330.666147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.666195][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.666218][ T32] r4:00000001 [ 1330.666238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.666307][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.666338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.666369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.666401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.666433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.666458][ T32] r4:848b22c0 [ 1330.666481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.666507][ T32] INFO: task kworker/0:423:4321 blocked for more than 457 seconds. [ 1330.666536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.666561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.666582][ T32] task:kworker/0:423 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.666629][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.666673][ T32] Call trace: [ 1330.666724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.666778][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:8519d400 ** 4 printk messages dropped ** [ 1330.667002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.667560][ T32] r9:83018005 r8:8519d400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1330.667817][ T32] r5:8526c38c r4:8526c000 ** 2 printk messages dropped ** [ 1330.681285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.681632][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.682344][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.682654][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.683013][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1330.683374][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1330.683709][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.684051][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 7 printk messages dropped ** [ 1330.684336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.685075][ T32] r5:8519ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1330.685532][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.685940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9440 ** 7 printk messages dropped ** [ 1330.686798][ T32] r5:8526c78c r4:8526c400 ** 3 printk messages dropped ** [ 1330.687149][ T32] r10:61c88647 r9:8519ec00 r8:852fc0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.687579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.702430][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.702700][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.702743][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.702776][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.702880][ T32] r5:800f0013 r4:80239bb0 [ 1330.702918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.702976][ T32] r4:82ac21e4 [ 1330.703016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.703167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.703222][ T32] r4:dff95dc0 [ 1330.703246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.703290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.703339][ T32] r4:00000000 [ 1330.703364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.703447][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.703482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.703528][ T32] r5:00001000 r4:dfdad000 [ 1330.703550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.703603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.703652][ T32] r5:848f3f8c r4:848f3c00 [ 1330.703674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.703751][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.703795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.703875][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.703933][ T32] r4:8484f600 [ 1330.703984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.704042][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.704066][ T32] r4:00000001 [ 1330.704086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.704123][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.704179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.704213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.704269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.704308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.704333][ T32] r4:848b22c0 [ 1330.704358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.704418][ T32] INFO: task kworker/0:425:4324 blocked for more than 457 seconds. [ 1330.704492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.704568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.704642][ T32] task:kworker/0:425 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.704798][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.704909][ T32] Call trace: [ 1330.704947][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.705017][ T32] r10:8291a684 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:8519e000 [ 1330.705045][ T32] r4:8519e000 [ 1330.705067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.705111][ T32] r5:8519e000 r4:8291a680 [ 1330.705132][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.705172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.705242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1330.705272][ T32] r4:00000000 [ 1330.705293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.705330][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.705366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.705411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9800 [ 1330.705434][ T32] r4:00000000 [ 1330.705454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.705499][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.705521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.705565][ T32] r5:00001000 r4:e05c9000 [ 1330.705602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.705672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.705719][ T32] r5:8526d38c r4:8526d000 [ 1330.705740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.705789][ T32] r7:dddced80 r6:83018000 r5:8526d38c r4:852fc100 [ 1330.705811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.705858][ T32] r10:61c88647 r9:8519e000 r8:852fc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.705882][ T32] r4:852fc100 [ 1330.705902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.705947][ T32] r10:00000000 r9:852fc100 r8:80287e08 r7:eace5e60 r6:852a5800 r5:8519e000 [ 1330.705997][ T32] r4:00000001 [ 1330.706025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.706089][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1330.706138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.706227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.706259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.706290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.706313][ T32] r4:852f92c0 [ 1330.706695][ T32] INFO: task kworker/0:425:4324 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.706732][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.706791][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.706838][ T32] Call trace: [ 1330.706903][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.707082][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1330.707423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 8 printk messages dropped ** [ 1330.707885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.717846][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1330.718509][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.718943][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.719564][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.720232][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.720781][ T32] r5:8526cb8c r4:8526c800 [ 1330.720804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.720949][ T32] r4:852fc280 ** 5 printk messages dropped ** [ 1330.721145][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.721205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.721234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.721257][ T32] r4:852f9380 [ 1330.721623][ T32] INFO: task kworker/0:426:4326 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.721658][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.721746][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.721793][ T32] Call trace: [ 1330.721825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.721905][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.721986][ T32] r4:00000000 [ 1330.722016][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.722060][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.722142][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.722209][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.722239][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.722266][ T32] r5:800f0013 r4:80239bb0 [ 1330.722287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.722407][ T32] r4:82ac21e4 [ 1330.722432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.722477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.722502][ T32] r4:dff95dc0 [ 1330.722549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.722620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.722646][ T32] r4:00000000 [ 1330.722667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.722738][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.722765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.722866][ T32] r5:00001000 r4:dfdad000 [ 1330.722891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.722933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.722977][ T32] r5:848f3f8c r4:848f3c00 [ 1330.722997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.723065][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.723127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.723178][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.723240][ T32] r4:8484f600 [ 1330.723264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.723339][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.723367][ T32] r4:00000001 [ 1330.723405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.723496][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.723528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.723560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.723587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.723616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.723640][ T32] r4:848b22c0 [ 1330.723686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.723792][ T32] INFO: task kworker/0:427:4328 blocked for more than 457 seconds. [ 1330.723855][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.723884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.723918][ T32] task:kworker/0:427 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.724027][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.724143][ T32] Call trace: [ 1330.724181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.724230][ T32] r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000013 r6:eacf9d8c r5:8522ec00 [ 1330.724304][ T32] r4:8522ec00 [ 1330.724339][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.724392][ T32] r5:8522ec00 r4:8291a680 [ 1330.724417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.724486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.724536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1330.724562][ T32] r4:00000000 [ 1330.724583][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.724668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.724708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.724751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9780 [ 1330.724775][ T32] r4:00000000 [ 1330.724796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.724841][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1330.724863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.725041][ T32] r5:8526cf8c r4:8526cc00 [ 1330.725073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.725190][ T32] r10:61c88647 r9:8522ec00 r8:852fc32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.725740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.726484][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1330.726929][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.727113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.727533][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.727822][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1330.745335][ T32] INFO: task kworker/0:428:4332 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.745812][ T32] r4:8522a400 ** 3 printk messages dropped ** [ 1330.745972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.746031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1330.746081][ T32] r4:00000000 [ 1330.746129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.746183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.746270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.746323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9b00 [ 1330.746378][ T32] r4:00000000 [ 1330.746481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.746535][ T32] r9:83018005 r8:8522a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1330.746560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.746632][ T32] r5:00001000 r4:e067b000 [ 1330.746657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.746701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.746773][ T32] r5:8526d78c r4:8526d400 [ 1330.746823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.746900][ T32] r7:dddced80 r6:83018000 r5:8526d78c r4:852fc380 [ 1330.747079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.747159][ T32] r10:61c88647 r9:8522a400 r8:852fc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.747211][ T32] r4:852fc380 [ 1330.747235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.747285][ T32] r10:00000000 r9:852fc380 r8:80287e08 r7:eace9e60 r6:852a5980 r5:8522a400 [ 1330.747310][ T32] r4:00000001 [ 1330.747342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.747384][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1330.747413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.747446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.747475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.747506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.747530][ T32] r4:852f9840 [ 1330.747885][ T32] INFO: task kworker/0:428:4332 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.747920][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.755139][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.755203][ T32] Call trace: [ 1330.755306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.755369][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.755399][ T32] r4:00000000 [ 1330.755509][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.755570][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.755631][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.755666][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.755693][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.755744][ T32] r5:800f0013 r4:80239bb0 [ 1330.755775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.755850][ T32] r4:82ac21e4 [ 1330.755943][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1330.756050][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1330.756625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.757035][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1330.757263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.757645][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.765961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.766225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.766325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69500 [ 1330.766352][ T32] r4:00000000 [ 1330.766374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.766448][ T32] r9:83018205 r8:8380b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1330.766481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.766567][ T32] r5:00001000 r4:eaa91000 [ 1330.766592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.766645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.766719][ T32] r5:84753f8c r4:84753c00 [ 1330.766747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.766800][ T32] r7:ddde2d80 r6:83018200 r5:84753f8c r4:852a5a80 [ 1330.766823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.766963][ T32] r10:61c88647 r9:8380b000 r8:852a5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.766991][ T32] r4:852a5a80 [ 1330.767016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.767065][ T32] r10:00000000 r9:852a5a80 r8:80287e08 r7:eac11e60 r6:852a5b80 r5:8380b000 [ 1330.767091][ T32] r4:00000001 [ 1330.767112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.767149][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1330.767180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.767226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.767256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.767289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.767313][ T32] r4:84a69740 [ 1330.767679][ T32] INFO: task kworker/1:178:4335 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.767714][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767846][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767895][ T32] Call trace: [ 1330.770508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.770614][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.770643][ T32] r4:00000000 [ 1330.770680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.770754][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.770790][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.770847][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.770877][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.770902][ T32] r5:800f0013 r4:80239bb0 [ 1330.770939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.771013][ T32] r4:82ac21e4 [ 1330.771039][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.771084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.771108][ T32] r4:dff95dc0 [ 1330.771154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.771201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.771226][ T32] r4:00000000 [ 1330.771248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.771323][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.771351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.771398][ T32] r5:00001000 r4:dfdad000 [ 1330.771425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.771468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.771512][ T32] r5:848f3f8c r4:848f3c00 [ 1330.771547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.771599][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.771647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.771699][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.771732][ T32] r4:8484f600 [ 1330.771841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.771911][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.771936][ T32] r4:00000001 [ 1330.771957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.772019][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.772106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.772145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.772176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.772234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.772267][ T32] r4:848b22c0 [ 1330.772290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.772319][ T32] INFO: task kworker/0:429:4336 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.772716][ T32] r4:851a0000 ** 8 printk messages dropped ** [ 1330.773164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.773607][ T32] r5:8526db8c r4:8526d800 ** 8 printk messages dropped ** [ 1330.773968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1330.775649][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 19 printk messages dropped ** [ 1330.777029][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 8 printk messages dropped ** [ 1330.777407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.777442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.777472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.777529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.777557][ T32] r4:848b22c0 [ 1330.777579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.777605][ T32] INFO: task kworker/0:430:4339 blocked for more than 457 seconds. [ 1330.777634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.777658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.777705][ T32] task:kworker/0:430 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.777840][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.777915][ T32] Call trace: [ 1330.791596][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1330.791786][ T32] r4:851a0c00 ** 8 printk messages dropped ** [ 1330.792276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.792802][ T32] r5:8526df8c r4:8526dc00 ** 2 printk messages dropped ** [ 1330.792914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.793072][ T32] r10:00000000 r9:852fc400 r8:80287e08 r7:eacd1e60 r6:852a5a00 r5:851a0c00 [ 1330.793102][ T32] r4:00000001 [ 1330.793133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.793172][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1330.793205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.793238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.793267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.793297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.793333][ T32] r4:852f9c00 [ 1330.793910][ T32] INFO: task kworker/0:430:4339 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.793950][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.794080][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.794183][ T32] Call trace: [ 1330.794217][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.794272][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1330.794546][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.795168][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1330.795610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.796059][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1330.796307][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1330.796575][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.797104][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.797872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 ** 12 printk messages dropped ** [ 1330.809180][ T32] r5:8526e38c r4:8526e000 ** 2 printk messages dropped ** [ 1330.809299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1330.810561][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.810882][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1330.811277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.811635][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.812046][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1330.812163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.812620][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.812947][ T32] r4:851a2400 [ 1330.812970][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.813028][ T32] r5:851a2400 r4:8291a680 [ 1330.813057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.813114][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.813162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1330.813197][ T32] r4:00000000 [ 1330.813237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.813298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.813337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.813420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd080 [ 1330.813472][ T32] r4:00000000 [ 1330.813496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.813597][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.813625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.813671][ T32] r5:00001000 r4:dfa03000 [ 1330.813692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.813733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.813776][ T32] r5:8526eb8c r4:8526e800 [ 1330.813880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.813934][ T32] r7:dddced80 r6:83018000 r5:8526eb8c r4:852fc580 [ 1330.814040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.814093][ T32] r10:61c88647 r9:851a2400 r8:852fc5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.814131][ T32] r4:852fc580 [ 1330.814154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.814213][ T32] r10:00000000 r9:852fc580 r8:80287e08 r7:ead05e60 r6:852a5c80 r5:851a2400 [ 1330.814241][ T32] r4:00000001 [ 1330.814263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.814299][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1330.814326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.814358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.814388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.814418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.814447][ T32] r4:852f9cc0 [ 1330.814698][ T32] INFO: task kworker/0:432:4343 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.814775][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.814941][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.815058][ T32] Call trace: [ 1330.815104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.815159][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.815214][ T32] r4:00000000 [ 1330.815240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.815284][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.815313][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.815343][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.815371][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.815401][ T32] r5:800f0013 r4:80239bb0 [ 1330.815422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.815461][ T32] r4:82ac21e4 [ 1330.815483][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.815527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.815605][ T32] r4:dff95dc0 [ 1330.815713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.815827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.815861][ T32] r4:00000000 [ 1330.815883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.815930][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.816012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.816059][ T32] r5:00001000 r4:dfdad000 [ 1330.816111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.816211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.816261][ T32] r5:848f3f8c r4:848f3c00 [ 1330.816282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.816329][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.816351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.816797][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1330.816995][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1330.817218][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.817660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 ** 7 printk messages dropped ** [ 1330.835520][ T32] r9:83018005 r8:851a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1330.835748][ T32] r5:8526e78c r4:8526e400 ** 2 printk messages dropped ** [ 1330.835901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.836186][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.836920][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.837138][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.837360][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.837620][ T32] r4:dff95dc0 [ 1330.837668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.837765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.837793][ T32] r4:00000000 [ 1330.837814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.837898][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.837924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.837968][ T32] r5:00001000 r4:dfdad000 [ 1330.838043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.845660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.845741][ T32] r5:848f3f8c r4:848f3c00 [ 1330.845765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.845897][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.845925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.846002][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.846050][ T32] r4:8484f600 [ 1330.846113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.846196][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.846225][ T32] r4:00000001 [ 1330.846247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.846287][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.846318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.846361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.846419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.846452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.846531][ T32] r4:848b22c0 [ 1330.846559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.846618][ T32] INFO: task kworker/0:434:4348 blocked for more than 457 seconds. [ 1330.846727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.846763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.846836][ T32] task:kworker/0:434 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.846911][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.846960][ T32] Call trace: [ 1330.847101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.847164][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:851a3c00 [ 1330.847190][ T32] r4:851a3c00 [ 1330.847212][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.847314][ T32] r5:851a3c00 r4:8291a680 [ 1330.847345][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.847389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.847822][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.853916][ T32] r5:8526ef8c r4:8526ec00 ** 2 printk messages dropped ** [ 1330.854079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.854515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.855490][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1330.855836][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.856016][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1330.856355][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1330.856534][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.856818][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1330.857096][ T32] INFO: task kworker/0:435:4350 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.857546][ T32] r5:851a5400 r4:8291a680 ** 3 printk messages dropped ** [ 1330.857698][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.857891][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.868981][ T32] r5:8526f38c r4:8526f000 [ 1330.869002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.869239][ T32] r4:852fc700 ** 6 printk messages dropped ** [ 1330.869601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.870327][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.870795][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1330.871254][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1330.871864][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1330.872427][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.873229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.873813][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.874821][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.875415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd4c0 ** 7 printk messages dropped ** [ 1330.876279][ T32] r5:8526f78c r4:8526f400 ** 1 printk messages dropped ** [ 1330.876423][ T32] r7:dddced80 r6:83018000 r5:8526f78c r4:852fc180 [ 1330.876483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.876536][ T32] r10:61c88647 r9:851a6c00 r8:852fc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.876560][ T32] r4:852fc180 [ 1330.876693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.876890][ T32] r10:00000000 r9:852fc180 r8:80287e08 r7:eabc5e60 r6:852a5e00 r5:851a6c00 [ 1330.876964][ T32] r4:00000001 [ 1330.876994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.877046][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1330.877077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.877109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.877141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.877171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.877194][ T32] r4:852fd300 [ 1330.877446][ T32] INFO: task kworker/0:436:4352 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.877479][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.877555][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.877606][ T32] Call trace: [ 1330.877679][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.877736][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.877760][ T32] r4:00000000 [ 1330.877781][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.877822][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.877890][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.899426][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.899513][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.899546][ T32] r5:800f0013 r4:80239bb0 [ 1330.899571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.899632][ T32] r4:82ac21e4 [ 1330.899653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.899698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.899759][ T32] r4:dff95dc0 [ 1330.899784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.899829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.899854][ T32] r4:00000000 [ 1330.899874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.899949][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.899975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.900045][ T32] r5:00001000 r4:dfdad000 [ 1330.900070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.900113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.900194][ T32] r5:848f3f8c r4:848f3c00 [ 1330.900285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.900423][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.900760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.900814][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.900922][ T32] r4:8484f600 [ 1330.900946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.900996][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.901114][ T32] r4:00000001 [ 1330.901140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.901233][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.901277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.901310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.901339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.901442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.901565][ T32] r4:848b22c0 [ 1330.901594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.901625][ T32] INFO: task kworker/0:437:4355 blocked for more than 457 seconds. [ 1330.901772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.901890][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.902506][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.902761][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.903027][ T32] r5:8526fb8c r4:8526f800 [ 1330.903049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.903119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.903560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.904295][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.904767][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1330.905377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.905880][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1330.906142][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.906372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.907003][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:851a9800 ** 8 printk messages dropped ** [ 1330.907540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.919792][ T32] r5:8526ff8c r4:8526fc00 [ 1330.919833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.920158][ T32] r10:00000000 r9:852fc800 r8:80287e08 r7:ead21e60 r6:852a5f80 r5:851a9800 ** 9 printk messages dropped ** [ 1330.920990][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.921796][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.922017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1330.922773][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1330.923049][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1330.923137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.923167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.923189][ T32] r4:848b22c0 [ 1330.923212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.923254][ T32] INFO: task kworker/0:439:4358 blocked for more than 457 seconds. [ 1330.923294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.923321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.923342][ T32] task:kworker/0:439 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.923389][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.923432][ T32] Call trace: [ 1330.923466][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.923542][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000013 r6:ead2dd8c r5:851ab000 [ 1330.923624][ T32] r4:851ab000 [ 1330.923649][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.923719][ T32] r5:851ab000 r4:8291a680 [ 1330.923743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.923834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.923902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1330.923930][ T32] r4:00000000 [ 1330.923951][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.924018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.924060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.924104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fda00 [ 1330.924127][ T32] r4:00000000 [ 1330.924159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.924209][ T32] r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.924232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.924308][ T32] r5:00001000 r4:e0887000 [ 1330.924332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.924395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.924515][ T32] r5:8527078c r4:85270400 [ 1330.924587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.924696][ T32] r7:dddced80 r6:83018000 r5:8527078c r4:852fc880 [ 1330.924751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.924855][ T32] r10:61c88647 r9:851ab000 r8:852fc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.924910][ T32] r4:852fc880 [ 1330.924957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.925064][ T32] r10:00000000 r9:852fc880 r8:80287e08 r7:ead25e60 r6:83c2ec80 r5:851ab000 [ 1330.925134][ T32] r4:00000001 [ 1330.925192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.925264][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1330.925302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.925334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.925423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.925458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.925509][ T32] r4:852fd580 [ 1330.925773][ T32] INFO: task kworker/0:439:4358 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.925809][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.925870][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.925951][ T32] Call trace: [ 1330.926001][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.926080][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.926139][ T32] r4:00000000 [ 1330.926203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.926250][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.926299][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.926333][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.926360][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.926387][ T32] r5:800f0013 r4:80239bb0 [ 1330.926421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.926467][ T32] r4:82ac21e4 [ 1330.926570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.926619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.926644][ T32] r4:dff95dc0 [ 1330.926691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.926740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.926764][ T32] r4:00000000 [ 1330.926804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.926854][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.926877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.926919][ T32] r5:00001000 r4:dfdad000 [ 1330.926940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.927012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.927065][ T32] r5:848f3f8c r4:848f3c00 [ 1330.927086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.927162][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.927190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.927242][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.927271][ T32] r4:8484f600 [ 1330.927291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.927339][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.927362][ T32] r4:00000001 [ 1330.927382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.927417][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.927444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.927500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.927540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.927572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.927597][ T32] r4:848b22c0 [ 1330.927617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.927693][ T32] INFO: task kworker/0:440:4359 blocked for more than 457 seconds. [ 1330.927753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.940952][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.941259][ T32] r5:83b46c00 r4:8291a680 [ 1330.941324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.941418][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.941468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1330.941493][ T32] r4:00000000 [ 1330.941551][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.941590][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.941662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.941709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd8c0 [ 1330.941734][ T32] r4:00000000 [ 1330.941754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.941803][ T32] r9:83018005 r8:83b46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1330.941826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.941869][ T32] r5:00001000 r4:e0827000 [ 1330.941925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.941997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.942087][ T32] r5:8527038c r4:85270000 [ 1330.942228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.942441][ T32] r7:dddced80 r6:83018000 r5:8527038c r4:852fc980 [ 1330.942562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.942615][ T32] r10:61c88647 r9:83b46c00 r8:852fc9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.942991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.944113][ T32] Call trace: [ 1330.944161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.944217][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.944242][ T32] r4:00000000 [ 1330.944317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.944389][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.944456][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.944524][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.944664][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.944730][ T32] r5:800f0013 r4:80239bb0 [ 1330.944779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.944948][ T32] r4:82ac21e4 [ 1330.945001][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.945144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.945200][ T32] r4:dff95dc0 [ 1330.945241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.945324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.945392][ T32] r4:00000000 [ 1330.945447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.945545][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.945595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.945662][ T32] r5:00001000 r4:dfdad000 [ 1330.945687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.945748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.945821][ T32] r5:848f3f8c r4:848f3c00 [ 1330.945868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.945920][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.945943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.945991][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.946089][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1330.946250][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.946479][ T32] INFO: task kworker/0:441:4362 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.946764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.947225][ T32] r5:85231800 r4:8291a680 [ 1330.947276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.947360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.947457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1330.947511][ T32] r4:00000000 [ 1330.947576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.947652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.947689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.947732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdb40 [ 1330.947754][ T32] r4:00000000 [ 1330.947776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.947848][ T32] r9:83018005 r8:85231800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.947875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.947946][ T32] r5:00001000 r4:e08bd000 [ 1330.958582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.958661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.958711][ T32] r5:85270b8c r4:85270800 [ 1330.958764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.958820][ T32] r7:dddced80 r6:83018000 r5:85270b8c r4:852fc500 [ 1330.958861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.958916][ T32] r10:61c88647 r9:85231800 r8:852fc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.958941][ T32] r4:852fc500 [ 1330.958962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.959030][ T32] r10:00000000 r9:852fc500 r8:80287e08 r7:ead2de60 r6:852fcb00 r5:85231800 [ 1330.959058][ T32] r4:00000001 [ 1330.959080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.959120][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1330.959151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.959181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.959212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.959242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.959265][ T32] r4:852fd940 [ 1330.959656][ T32] INFO: task kworker/0:441:4362 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.959694][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.959822][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.959906][ T32] Call trace: [ 1330.959967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.960083][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.960129][ T32] r4:00000000 [ 1330.960168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.960212][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.960243][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.960275][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.960302][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.960349][ T32] r5:800f0013 r4:80239bb0 [ 1330.960405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.960514][ T32] r4:82ac21e4 [ 1330.960573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.960668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.960719][ T32] r4:dff95dc0 [ 1330.960766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.960857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.960932][ T32] r4:00000000 [ 1330.960989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.961101][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.961185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.961444][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1330.961633][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1330.961702][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1330.962129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.962542][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.962721][ T32] r4:83a7b000 ** 3 printk messages dropped ** [ 1330.962962][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.963234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdc80 ** 4 printk messages dropped ** [ 1330.963431][ T32] r5:00001000 r4:e08e1000 ** 2 printk messages dropped ** [ 1330.963542][ T32] r5:85270f8c r4:85270c00 [ 1330.963563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.963758][ T32] r10:61c88647 r9:83a7b000 r8:852fc92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1330.963888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.964174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.965476][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1330.966304][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.966333][ T32] r5:800f0013 r4:80239bb0 [ 1330.966460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.966508][ T32] r4:82ac21e4 [ 1330.966690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.966739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.966763][ T32] r4:dff95dc0 [ 1330.966783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.966825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.966875][ T32] r4:00000000 [ 1330.966899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.966946][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.966970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.967017][ T32] r5:00001000 r4:dfdad000 [ 1330.967046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.967136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.967182][ T32] r5:848f3f8c r4:848f3c00 [ 1330.967205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.967266][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.967293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.967342][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.967366][ T32] r4:8484f600 [ 1330.967386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.967433][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.967475][ T32] r4:00000001 [ 1330.967498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.967573][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.967604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.967635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.967663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.967692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.967714][ T32] r4:848b22c0 [ 1330.967735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.967761][ T32] INFO: task kworker/0:443:4366 blocked for more than 457 seconds. [ 1330.967790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.967871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.967947][ T32] task:kworker/0:443 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.987572][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.987808][ T32] Call trace: [ 1330.987920][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.988832][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000013 r6:eabb9d8c r5:84ac0000 [ 1330.988872][ T32] r4:84ac0000 [ 1330.988896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.988955][ T32] r5:84ac0000 r4:8291a680 [ 1330.988976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.989064][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.989141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1330.989170][ T32] r4:00000000 [ 1330.989192][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.989230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.989275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.989355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fde80 [ 1330.989410][ T32] r4:00000000 [ 1330.989461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.989514][ T32] r9:83018005 r8:84ac0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.989538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.989584][ T32] r5:00001000 r4:e4924000 [ 1330.989606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.989648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.989692][ T32] r5:8527138c r4:85271000 [ 1330.989713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.989762][ T32] r7:dddced80 r6:83018000 r5:8527138c r4:852fcc00 [ 1330.989784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.989833][ T32] r10:61c88647 r9:84ac0000 r8:852fcc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.989939][ T32] r10:00000000 r9:852fcc00 r8:80287e08 r7:ead31e60 r6:852fca80 r5:84ac0000 ** 4 printk messages dropped ** [ 1330.990165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.990865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.991162][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1330.991252][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1330.991465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1330.991664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.991965][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1330.992212][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1330.992540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.992760][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1330.993003][ T32] task:kworker/0:444 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.993391][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.993560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1330.993588][ T32] r4:00000000 [ 1330.993610][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.993646][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.993681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.993723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312040 [ 1330.993771][ T32] r4:00000000 [ 1330.993811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.993885][ T32] r9:83018005 r8:84ac0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1330.993918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.993962][ T32] r5:00001000 r4:e899f000 [ 1330.993985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.994043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.994116][ T32] r5:85271b8c r4:85271800 [ 1330.994142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.994192][ T32] r7:dddced80 r6:83018000 r5:85271b8c r4:852fcc80 [ 1330.994214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.994261][ T32] r10:61c88647 r9:84ac0c00 r8:852fccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.994313][ T32] r4:852fcc80 [ 1330.994336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.994383][ T32] r10:00000000 r9:852fcc80 r8:80287e08 r7:eabb9e60 r6:852fcd80 r5:84ac0c00 [ 1330.994426][ T32] r4:00000001 [ 1330.994474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.994552][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1330.994630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.994703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.994828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.994902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.994955][ T32] r4:852fde40 [ 1330.995415][ T32] INFO: task kworker/0:444:4369 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1330.995487][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.995606][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.995705][ T32] Call trace: [ 1330.995776][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.995913][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1330.995985][ T32] r4:00000000 [ 1330.996027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.996071][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1330.996114][ T32] 5d20: a9317000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1330.996201][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1330.996231][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.996258][ T32] r5:800f0013 r4:80239bb0 [ 1330.996278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.996407][ T32] r4:82ac21e4 [ 1330.996431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.996474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1330.996498][ T32] r4:dff95dc0 [ 1330.996600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.996648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1330.996672][ T32] r4:00000000 [ 1330.996691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.996737][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.996759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.996828][ T32] r5:00001000 r4:dfdad000 [ 1330.996889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.996934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.997005][ T32] r5:848f3f8c r4:848f3c00 [ 1330.997059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.997164][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1330.997216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.997268][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.997291][ T32] r4:8484f600 [ 1330.997312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.997360][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1330.997430][ T32] r4:00000001 [ 1330.997459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.997497][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1330.997524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.997553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.997582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.997611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.997662][ T32] r4:848b22c0 [ 1330.997687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.997820][ T32] INFO: task kworker/0:445:4370 blocked for more than 457 seconds. [ 1330.997867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.997949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.058427][ T32] task:kworker/0:445 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.058518][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.058590][ T32] Call trace: [ 1331.058642][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.058712][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000013 r6:ead45d8c r5:84ac1800 [ 1331.058740][ T32] r4:84ac1800 [ 1331.058765][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.058814][ T32] r5:84ac1800 r4:8291a680 [ 1331.058863][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.058939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.059072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1331.059101][ T32] r4:00000000 [ 1331.059124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.059164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.059255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.059311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdf00 [ 1331.059337][ T32] r4:00000000 [ 1331.059360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1331.059440][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.059641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.059687][ T32] r5:8527178c r4:85271400 [ 1331.059709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.059760][ T32] r7:dddced80 r6:83018000 r5:8527178c r4:852fce00 [ 1331.059784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.059885][ T32] r10:61c88647 r9:84ac1800 r8:852fce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.059913][ T32] r4:852fce00 [ 1331.059936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.059991][ T32] r10:00000000 r9:852fce00 r8:80287e08 r7:ead39e60 r6:852fcf00 r5:84ac1800 [ 1331.060035][ T32] r4:00000001 [ 1331.060060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.060114][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1331.060147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.060178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.060206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.060238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.060262][ T32] r4:85312140 [ 1331.060679][ T32] INFO: task kworker/0:445:4370 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.060746][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.060854][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.060904][ T32] Call trace: [ 1331.061005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.061066][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.061116][ T32] r4:00000000 [ 1331.061141][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.061235][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.061270][ T32] 5d20: aa831000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.061310][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.061336][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.061391][ T32] r5:800f0013 r4:80239bb0 [ 1331.061417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.061463][ T32] r4:82ac21e4 [ 1331.061510][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.061570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.061599][ T32] r4:dff95dc0 [ 1331.061645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.061694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.061769][ T32] r4:00000000 [ 1331.061796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.061847][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.061896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.061946][ T32] r5:00001000 r4:dfdad000 [ 1331.061968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.062012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.062057][ T32] r5:848f3f8c r4:848f3c00 [ 1331.062079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.062149][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.062188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.062243][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.062268][ T32] r4:8484f600 [ 1331.062306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.062379][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.062434][ T32] r4:00000001 [ 1331.062464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.062505][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.062545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.062578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.062607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.062638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.062661][ T32] r4:848b22c0 [ 1331.062705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.062753][ T32] INFO: task kworker/0:446:4371 blocked for more than 457 seconds. [ 1331.062791][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.062818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.062883][ T32] task:kworker/0:446 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.062966][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.063012][ T32] Call trace: [ 1331.063042][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.063092][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:84ac2400 [ 1331.063116][ T32] r4:84ac2400 [ 1331.063137][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.063180][ T32] r5:84ac2400 r4:8291a680 [ 1331.063220][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.063264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.063342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1331.063398][ T32] r4:00000000 [ 1331.063447][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.063530][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.063617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.063750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312280 [ 1331.063904][ T32] r4:00000000 [ 1331.063959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.064063][ T32] r9:83018005 r8:84ac2400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.064286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.064392][ T32] r5:00001000 r4:e89b5000 [ 1331.064446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.064542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.064632][ T32] r5:85271f8c r4:85271c00 [ 1331.064678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.064779][ T32] r7:dddced80 r6:83018000 r5:85271f8c r4:852fcd00 [ 1331.064832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.064934][ T32] r10:61c88647 r9:84ac2400 r8:852fcd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.065006][ T32] r4:852fcd00 [ 1331.065060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.065166][ T32] r10:00000000 r9:852fcd00 r8:80287e08 r7:ead39e60 r6:852fce80 r5:84ac2400 [ 1331.065218][ T32] r4:00000001 [ 1331.065242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.065288][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1331.065317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.065346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.065395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.065432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.065466][ T32] r4:85312140 [ 1331.065824][ T32] INFO: task kworker/0:446:4371 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.065867][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.065984][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.066084][ T32] Call trace: [ 1331.066157][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.066217][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.066243][ T32] r4:00000000 [ 1331.066263][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.066312][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.066342][ T32] 5d20: aa831000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.066372][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.066398][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.066436][ T32] r5:800f0013 r4:80239bb0 [ 1331.066463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.066508][ T32] r4:82ac21e4 [ 1331.066528][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.066585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.066612][ T32] r4:dff95dc0 [ 1331.066660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.066718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.066806][ T32] r4:00000000 [ 1331.066830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.066911][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.067011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.067061][ T32] r5:00001000 r4:dfdad000 [ 1331.067142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.067246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.067336][ T32] r5:848f3f8c r4:848f3c00 [ 1331.067362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.067415][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.067487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.067540][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.067564][ T32] r4:8484f600 [ 1331.067584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.067634][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.067657][ T32] r4:00000001 [ 1331.067677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.067714][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.067822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.067856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.067886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.067917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.068050][ T32] r4:848b22c0 [ 1331.078565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.078638][ T32] INFO: task kworker/0:447:4374 blocked for more than 457 seconds. [ 1331.078679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.078706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.078731][ T32] task:kworker/0:447 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.078790][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.078877][ T32] Call trace: [ 1331.078911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.078968][ T32] r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:84ac3000 [ 1331.079025][ T32] r4:84ac3000 [ 1331.079051][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.079100][ T32] r5:84ac3000 r4:8291a680 [ 1331.079122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.079164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.079209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1331.079232][ T32] r4:00000000 [ 1331.079268][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.079316][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.079370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.079417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853123c0 [ 1331.079442][ T32] r4:00000000 [ 1331.079462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.079510][ T32] r9:83018005 r8:84ac3000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.079572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.079622][ T32] r5:00001000 r4:e89e1000 [ 1331.079655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.079723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.079822][ T32] r5:8527238c r4:85272000 [ 1331.079862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.079932][ T32] r7:dddced80 r6:83018000 r5:8527238c r4:85298f00 [ 1331.079958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.080029][ T32] r10:61c88647 r9:84ac3000 r8:85298f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.080081][ T32] r4:85298f00 [ 1331.080131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.080183][ T32] r10:00000000 r9:85298f00 r8:80287e08 r7:ead3de60 r6:85298e00 r5:84ac3000 [ 1331.080207][ T32] r4:00000001 [ 1331.080228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.080267][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 1331.080338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.080379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.080427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.080486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.080513][ T32] r4:85312240 [ 1331.080851][ T32] INFO: task kworker/0:447:4374 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.080890][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.081140][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.081235][ T32] Call trace: [ 1331.081269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.081331][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.081365][ T32] r4:00000000 [ 1331.081386][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.081455][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.081491][ T32] 5d20: aab66000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.081521][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.081547][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.081602][ T32] r5:800f0013 r4:80239bb0 [ 1331.081627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.081723][ T32] r4:82ac21e4 [ 1331.081748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.081795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.081821][ T32] r4:dff95dc0 [ 1331.081867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.081921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.081970][ T32] r4:00000000 [ 1331.082001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.082113][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.082141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.082215][ T32] r5:00001000 r4:dfdad000 [ 1331.082266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.082318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.082365][ T32] r5:848f3f8c r4:848f3c00 [ 1331.082402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.082506][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.082564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.082619][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.082643][ T32] r4:8484f600 [ 1331.082714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.082766][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.082792][ T32] r4:00000001 [ 1331.082811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.082847][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.082874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.082903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.082932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.082963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.082987][ T32] r4:848b22c0 [ 1331.083009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.083075][ T32] INFO: task kworker/0:448:4377 blocked for more than 457 seconds. [ 1331.083108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.083132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.083154][ T32] task:kworker/0:448 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.083201][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.083242][ T32] Call trace: [ 1331.083293][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.083345][ T32] r10:8291a684 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:84ac3c00 [ 1331.083370][ T32] r4:84ac3c00 [ 1331.083391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.083511][ T32] r5:84ac3c00 r4:8291a680 [ 1331.083535][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.083578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.083623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1331.083646][ T32] r4:00000000 [ 1331.083665][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.083701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.083737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.083780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312500 [ 1331.083804][ T32] r4:00000000 [ 1331.083825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.083871][ T32] r9:83018005 r8:84ac3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.083895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.083938][ T32] r5:00001000 r4:e89f5000 [ 1331.083980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.084050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.084105][ T32] r5:8527278c r4:85272400 [ 1331.084126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.084174][ T32] r7:dddced80 r6:83018000 r5:8527278c r4:85319080 [ 1331.084238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.084296][ T32] r10:61c88647 r9:84ac3c00 r8:853190ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.084336][ T32] r4:85319080 [ 1331.084359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.084417][ T32] r10:00000000 r9:85319080 r8:80287e08 r7:ead49e60 r6:85319180 r5:84ac3c00 [ 1331.084473][ T32] r4:00000001 [ 1331.084519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.084600][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1331.084661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.084727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.084789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.084856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.084908][ T32] r4:85312300 [ 1331.085158][ T32] INFO: task kworker/0:448:4377 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.085195][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.085299][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.085353][ T32] Call trace: [ 1331.085388][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.085510][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.085539][ T32] r4:00000000 [ 1331.085560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.085602][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.085708][ T32] 5d20: aab66000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.085786][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.085849][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.085916][ T32] r5:800f0013 r4:80239bb0 [ 1331.086014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.086134][ T32] r4:82ac21e4 [ 1331.086186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.086285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.086409][ T32] r4:dff95dc0 [ 1331.086467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.086592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.086646][ T32] r4:00000000 [ 1331.086763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.086829][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.086855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.086903][ T32] r5:00001000 r4:dfdad000 [ 1331.086925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.086968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.087148][ T32] r5:848f3f8c r4:848f3c00 [ 1331.087178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.087231][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.087254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.087388][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.087418][ T32] r4:8484f600 [ 1331.087438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.087487][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.087512][ T32] r4:00000001 [ 1331.087557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.087599][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.087638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.087672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.087716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.087750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.087774][ T32] r4:848b22c0 [ 1331.087795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.087860][ T32] INFO: task kworker/0:449:4378 blocked for more than 457 seconds. [ 1331.098232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.098306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.098335][ T32] task:kworker/0:449 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.098393][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.098452][ T32] Call trace: [ 1331.098485][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.098541][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:84ac4800 [ 1331.098568][ T32] r4:84ac4800 [ 1331.098590][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.098651][ T32] r5:84ac4800 r4:8291a680 [ 1331.098720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.098765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.098910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1331.098938][ T32] r4:00000000 [ 1331.098960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.099044][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.099088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.099133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312800 [ 1331.099158][ T32] r4:00000000 [ 1331.099288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.099374][ T32] r9:83018005 r8:84ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.099480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.099540][ T32] r5:00001000 r4:eaa2b000 [ 1331.099566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.099609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.099654][ T32] r5:85272f8c r4:85272c00 [ 1331.099678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.099727][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:85319000 [ 1331.099794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.099862][ T32] r10:61c88647 r9:84ac4800 r8:8531902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.099890][ T32] r4:85319000 [ 1331.099911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.099988][ T32] r10:00000000 r9:85319000 r8:80287e08 r7:ead4de60 r6:85319100 r5:84ac4800 [ 1331.100033][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.100175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.100943][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1331.101119][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.101271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 2 printk messages dropped ** [ 1331.101367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.101391][ T32] r4:00000000 [ 1331.101487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.101540][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.101564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.101608][ T32] r5:00001000 r4:dfdad000 [ 1331.101640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.101687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.101732][ T32] r5:848f3f8c r4:848f3c00 [ 1331.101810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.101889][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.101941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.101998][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.102023][ T32] r4:8484f600 [ 1331.102043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.102189][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.102225][ T32] r4:00000001 [ 1331.102247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.102291][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.102332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.102377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.102432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.102466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.102503][ T32] r4:848b22c0 [ 1331.102528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.102556][ T32] INFO: task kworker/0:450:4380 blocked for more than 457 seconds. [ 1331.102626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.102682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.102709][ T32] task:kworker/0:450 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.102756][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.102807][ T32] Call trace: [ 1331.102838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.102887][ T32] r10:8291a684 r9:ead55d84 r8:00000002 r7:60000113 r6:ead55d8c r5:84ac5400 [ 1331.102930][ T32] r4:84ac5400 [ 1331.102955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.103001][ T32] r5:84ac5400 r4:8291a680 [ 1331.103033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.103105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.103152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1331.103177][ T32] r4:00000000 [ 1331.103198][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.103234][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.103269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.103318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853126c0 [ 1331.103393][ T32] r4:00000000 [ 1331.103428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.103515][ T32] r9:83018005 r8:84ac5400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.103544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.103588][ T32] r5:00001000 r4:eaa17000 [ 1331.103610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.103650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.103694][ T32] r5:85272b8c r4:85272800 [ 1331.103729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.103780][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:85319200 [ 1331.103802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.103851][ T32] r10:61c88647 r9:84ac5400 r8:8531922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.103874][ T32] r4:85319200 [ 1331.103893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.103966][ T32] r10:00000000 r9:85319200 r8:80287e08 r7:ead51e60 r6:85319300 r5:84ac5400 [ 1331.104000][ T32] r4:00000001 [ 1331.104020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.104056][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 1331.104111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.104145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.104202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.104261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.104321][ T32] r4:85312440 [ 1331.104663][ T32] INFO: task kworker/0:450:4380 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.104745][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.104909][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.105010][ T32] Call trace: [ 1331.105081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.105200][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.105293][ T32] r4:00000000 [ 1331.105323][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.105368][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.105402][ T32] 5d20: aaf23000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.105434][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.105460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.105492][ T32] r5:800f0013 r4:80239bb0 [ 1331.105515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.105558][ T32] r4:82ac21e4 [ 1331.105658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.105709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.105732][ T32] r4:dff95dc0 [ 1331.105751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1331.105819][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.105974][ T32] r5:00001000 r4:dfdad000 ** 2 printk messages dropped ** [ 1331.106204][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1331.106393][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.106516][ T32] r4:00000001 [ 1331.106536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.106572][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.106601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.106656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.106696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.106728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.106751][ T32] r4:848b22c0 [ 1331.106773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.106798][ T32] INFO: task kworker/0:451:4382 blocked for more than 457 seconds. [ 1331.106826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.106900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.106926][ T32] task:kworker/0:451 state:D stack:0 pid:4382 tgid:4382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.106999][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.107131][ T32] Call trace: [ 1331.107211][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.107329][ T32] r10:8291a684 r9:ead59d84 r8:00000002 r7:60000013 r6:ead59d8c r5:84ac6000 [ 1331.107710][ T32] r4:84ac6000 [ 1331.107864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.119001][ T32] r5:84ac6000 r4:8291a680 [ 1331.119097][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.119156][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.119205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1331.119231][ T32] r4:00000000 [ 1331.119251][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.119323][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.119395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.119451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853129c0 [ 1331.119505][ T32] r4:00000000 [ 1331.119530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.119580][ T32] r9:83018005 r8:84ac6000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1331.119639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.119703][ T32] r5:00001000 r4:eaa59000 [ 1331.119729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.119772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.119816][ T32] r5:8527338c r4:85273000 [ 1331.119888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.119976][ T32] r7:dddced80 r6:83018000 r5:8527338c r4:85319380 [ 1331.120003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.120074][ T32] r10:61c88647 r9:84ac6000 r8:853193ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.120101][ T32] r4:85319380 [ 1331.120122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.120171][ T32] r10:00000000 r9:85319380 r8:80287e08 r7:ead51e60 r6:85319280 r5:84ac6000 [ 1331.120231][ T32] r4:00000001 [ 1331.120255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.120299][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1331.120329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.120457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.120489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.120521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.120543][ T32] r4:85312740 [ 1331.120839][ T32] INFO: task kworker/0:451:4382 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.120873][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121184][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121254][ T32] Call trace: [ 1331.121371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.121426][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.121451][ T32] r4:00000000 [ 1331.121497][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.121619][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.121652][ T32] 5d20: ab300000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.121797][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.121864][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.121892][ T32] r5:800f0013 r4:80239bb0 [ 1331.121948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.121993][ T32] r4:82ac21e4 [ 1331.122020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.122067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.122121][ T32] r4:dff95dc0 [ 1331.122158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.122206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 1 printk messages dropped ** [ 1331.122249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.122662][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1331.122907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.123326][ T32] INFO: task kworker/0:452:4384 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.124046][ T32] r5:84ac6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1331.124181][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.124360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312ec0 ** 6 printk messages dropped ** [ 1331.124807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.125065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.125563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.126227][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 7 printk messages dropped ** [ 1331.126735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1331.127508][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1331.128065][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1331.138878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.139333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1331.139832][ T32] r10:8291a684 r9:ead65d84 r8:00000002 r7:60000013 r6:ead65d8c r5:84958000 ** 8 printk messages dropped ** [ 1331.140331][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.140374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.140714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85312c80 [ 1331.140742][ T32] r4:00000000 [ 1331.140764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.140812][ T32] r9:83018005 r8:84958000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1331.140873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.140922][ T32] r5:00001000 r4:eaaa5000 [ 1331.140945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.141065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.141162][ T32] r5:8527378c r4:85273400 [ 1331.141188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.141238][ T32] r7:dddced80 r6:83018000 r5:8527378c r4:85319480 [ 1331.141328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.141415][ T32] r10:61c88647 r9:84958000 r8:853194ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.141444][ T32] r4:85319480 [ 1331.141609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.141660][ T32] r10:00000000 r9:85319480 r8:80287e08 r7:ead5de60 r6:85319500 r5:84958000 [ 1331.141684][ T32] r4:00000001 [ 1331.141797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.141837][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 1331.141865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.141971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.142004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.142035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.142093][ T32] r4:85312740 [ 1331.142490][ T32] INFO: task kworker/0:453:4386 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.142528][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.142822][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.142871][ T32] Call trace: [ 1331.142902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.142954][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.142979][ T32] r4:00000000 [ 1331.143000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.143040][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.143069][ T32] 5d20: ab6d1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.143099][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.143125][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.143256][ T32] r5:800f0013 r4:80239bb0 [ 1331.143289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.143331][ T32] r4:82ac21e4 [ 1331.143393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.143490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.143517][ T32] r4:dff95dc0 [ 1331.143538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.143581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.143604][ T32] r4:00000000 [ 1331.143624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.143757][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.143782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.143829][ T32] r5:00001000 r4:dfdad000 [ 1331.143872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.144041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.144088][ T32] r5:848f3f8c r4:848f3c00 [ 1331.144110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.144157][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.144207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.144306][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.144333][ T32] r4:8484f600 [ 1331.144353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.144401][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1331.144510][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.144691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1331.145018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1331.145346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.145722][ T32] r5:00001000 r4:eaafb000 ** 1 printk messages dropped ** [ 1331.146019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.146280][ T32] r10:61c88647 r9:851a8000 r8:8532802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.146760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.147394][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.147682][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1331.147890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1331.168690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.169083][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1331.169291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.169509][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.169665][ T32] r4:851aa400 [ 1331.169720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.169775][ T32] r5:851aa400 r4:8291a680 [ 1331.169798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.169838][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.169899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 1331.169929][ T32] r4:00000000 [ 1331.169960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.170025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.170067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.170175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d280 [ 1331.170205][ T32] r4:00000000 [ 1331.170237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.170308][ T32] r9:83018005 r8:851aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.170336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.170381][ T32] r5:00001000 r4:eab41000 [ 1331.170419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.170510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.170579][ T32] r5:8537038c r4:85370000 [ 1331.170603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.170677][ T32] r7:dddced80 r6:83018000 r5:8537038c r4:85319600 [ 1331.170703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.170778][ T32] r10:61c88647 r9:851aa400 r8:8531962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.170805][ T32] r4:85319600 [ 1331.170825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.170873][ T32] r10:00000000 r9:85319600 r8:80287e08 r7:ead5de60 r6:85328080 r5:851aa400 [ 1331.170898][ T32] r4:00000001 [ 1331.170918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.170981][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1331.171040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.171075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.171132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.171166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.171189][ T32] r4:85312e00 [ 1331.171511][ T32] INFO: task kworker/0:454:4390 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.171547][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.171607][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.171745][ T32] Call trace: [ 1331.171778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.171833][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.171859][ T32] r4:00000000 [ 1331.171896][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.171938][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.171979][ T32] 5d20: abf40000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.172039][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.172108][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.172165][ T32] r5:800f0013 r4:80239bb0 [ 1331.172209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.172301][ T32] r4:82ac21e4 [ 1331.172369][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.172463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.172514][ T32] r4:dff95dc0 [ 1331.172557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.173053][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1331.173500][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 5 printk messages dropped ** [ 1331.173897][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.173985][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.174475][ T32] task:kworker/0:455 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.175361][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.175695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d200 ** 6 printk messages dropped ** [ 1331.176293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.176389][ T32] r5:85273f8c r4:85273c00 [ 1331.176437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.176531][ T32] r7:dddced80 r6:83018000 r5:85273f8c r4:85319700 [ 1331.176602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.176702][ T32] r10:61c88647 r9:851ac800 r8:8531972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.176756][ T32] r4:85319700 [ 1331.176813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.176910][ T32] r10:00000000 r9:85319700 r8:80287e08 r7:ead6de60 r6:85328100 r5:851ac800 [ 1331.176957][ T32] r4:00000001 [ 1331.177013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.177121][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1331.177184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.177242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.177313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.177373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.177425][ T32] r4:85312dc0 [ 1331.177794][ T32] INFO: task kworker/0:455:4392 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.177865][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.188672][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.188777][ T32] Call trace: [ 1331.188825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.188900][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.188956][ T32] r4:00000000 [ 1331.188981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.189028][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.189063][ T32] 5d20: ac06a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.189106][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.189137][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.189176][ T32] r5:800f0013 r4:80239bb0 [ 1331.189216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.189263][ T32] r4:82ac21e4 [ 1331.189291][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.189338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.189361][ T32] r4:dff95dc0 [ 1331.189385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.189456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.189503][ T32] r4:00000000 [ 1331.189528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.189581][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.189605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.189649][ T32] r5:00001000 r4:dfdad000 [ 1331.189670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.189711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.189755][ T32] r5:848f3f8c r4:848f3c00 [ 1331.189789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.189848][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.189874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.189925][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.189949][ T32] r4:8484f600 [ 1331.189996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.190068][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.190096][ T32] r4:00000001 [ 1331.190165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.190243][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.190275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.190311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.190339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.190370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.190394][ T32] r4:848b22c0 [ 1331.190445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.190479][ T32] INFO: task kworker/1:180:4393 blocked for more than 457 seconds. [ 1331.190522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.190591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.190619][ T32] task:kworker/1:180 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.190694][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.190752][ T32] Call trace: [ 1331.190790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.190915][ T32] r10:8291a684 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:851ad400 [ 1331.190943][ T32] r4:851ad400 [ 1331.191000][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.191064][ T32] r5:851ad400 r4:8291a680 [ 1331.191103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.191147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.191194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 1331.191219][ T32] r4:00000000 [ 1331.191270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.191316][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.191353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.191423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85323080 ** 6 printk messages dropped ** [ 1331.191959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.192685][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.193108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.194536][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1331.194948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1331.196229][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 8 printk messages dropped ** [ 1331.196826][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.197469][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.197818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.216352][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.216553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.216818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.217412][ T32] Exception stack(0xead71fb0 to 0xead71ff8) ** 6 printk messages dropped ** [ 1331.220861][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.221365][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 1 printk messages dropped ** [ 1331.221435][ T32] r5:800f0013 r4:80239bb0 [ 1331.221579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.221630][ T32] r4:82ac21e4 [ 1331.221748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.221867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.222081][ T32] r4:dff95dc0 [ 1331.222148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.222202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.222227][ T32] r4:00000000 [ 1331.222284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.222341][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.222366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.222412][ T32] r5:00001000 r4:dfdad000 [ 1331.222434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.222475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.222518][ T32] r5:848f3f8c r4:848f3c00 [ 1331.222539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.222588][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.222610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.222736][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.222764][ T32] r4:8484f600 [ 1331.222853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.222906][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.222970][ T32] r4:00000001 [ 1331.223078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.223128][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.223157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.223189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.223255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.223294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.223319][ T32] r4:848b22c0 [ 1331.223354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.223389][ T32] INFO: task kworker/1:182:4398 blocked for more than 457 seconds. [ 1331.223425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.223450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.223482][ T32] task:kworker/1:182 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.223547][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.223593][ T32] Call trace: [ 1331.223625][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.223702][ T32] r10:8291a684 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:851aec00 [ 1331.223729][ T32] r4:851aec00 [ 1331.223758][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.223833][ T32] r5:851aec00 r4:8291a680 [ 1331.223858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.223899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.223944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1331.223969][ T32] r4:00000000 [ 1331.223989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.224028][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.224065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.224108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a7040 [ 1331.224131][ T32] r4:00000000 [ 1331.224152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.224223][ T32] r9:83018205 r8:851aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1331.224249][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.224299][ T32] r5:00001000 r4:df9ed000 [ 1331.224320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.224363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.224427][ T32] r5:85338b8c r4:85338800 [ 1331.224478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.224573][ T32] r7:ddde2d80 r6:83018200 r5:85338b8c r4:85328380 [ 1331.224648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.224755][ T32] r10:61c88647 r9:851aec00 r8:853283ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.224809][ T32] r4:85328380 [ 1331.224854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.224957][ T32] r10:00000000 r9:85328380 r8:80287e08 r7:ead71e60 r6:85328580 r5:851aec00 [ 1331.225008][ T32] r4:00000001 [ 1331.225053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.225132][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1331.225191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.225258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.225339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.225428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.225513][ T32] r4:85323400 [ 1331.225812][ T32] INFO: task kworker/1:182:4398 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 4 printk messages dropped ** [ 1331.226098][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 6 printk messages dropped ** [ 1331.226329][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.226646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 4 printk messages dropped ** [ 1331.226866][ T32] r5:00001000 r4:dfdad000 [ 1331.226890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.226932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.226976][ T32] r5:848f3f8c r4:848f3c00 [ 1331.226998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.227075][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.227102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.227154][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.227179][ T32] r4:8484f600 [ 1331.227249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.227308][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.227362][ T32] r4:00000001 [ 1331.227411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.227452][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.227505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.227612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.227687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.227842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.248441][ T32] r4:848b22c0 [ 1331.248595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.248660][ T32] INFO: task kworker/0:456:4401 blocked for more than 457 seconds. [ 1331.248725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.248790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.248840][ T32] task:kworker/0:456 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.248953][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.249114][ T32] Call trace: [ 1331.249208][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.249335][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c r5:851a6000 [ 1331.249394][ T32] r4:851a6000 [ 1331.249443][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.249556][ T32] r5:851a6000 r4:8291a680 [ 1331.249612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.249698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.249792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1331.249846][ T32] r4:00000000 [ 1331.249895][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.249978][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.250083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.250203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d800 [ 1331.250274][ T32] r4:00000000 [ 1331.250348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.250479][ T32] r9:83018005 r8:851a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1331.250541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.250628][ T32] r5:00001000 r4:eab85000 [ 1331.250710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.250796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.250883][ T32] r5:8537138c r4:85371000 [ 1331.250928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.251023][ T32] r7:dddced80 r6:83018000 r5:8537138c r4:85319780 [ 1331.251093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.251220][ T32] r10:61c88647 r9:851a6000 r8:853197ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.251283][ T32] r4:85319780 [ 1331.251343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.251440][ T32] r10:00000000 r9:85319780 r8:80287e08 r7:ead6de60 r6:85328400 r5:851a6000 [ 1331.251491][ T32] r4:00000001 [ 1331.251533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.251620][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1331.251678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.251736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.251792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.251854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.251940][ T32] r4:8531d2c0 [ 1331.252577][ T32] INFO: task kworker/0:456:4401 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.252658][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.252783][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.252876][ T32] Call trace: [ 1331.252952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.253055][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.253106][ T32] r4:00000000 [ 1331.253148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.253252][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.253382][ T32] 5d20: ac4b5000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 3 printk messages dropped ** [ 1331.253538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1331.254073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 4 printk messages dropped ** [ 1331.254507][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1331.255045][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1331.255157][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1331.255336][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1331.255477][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.255578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.255601][ T32] r4:848b22c0 [ 1331.255623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.255651][ T32] INFO: task kworker/0:457:4402 blocked for more than 457 seconds. [ 1331.255706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.255734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.255757][ T32] task:kworker/0:457 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.255893][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.255940][ T32] Call trace: [ 1331.255998][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.256065][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:851abc00 [ 1331.256092][ T32] r4:851abc00 [ 1331.256114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.256158][ T32] r5:851abc00 r4:8291a680 [ 1331.256179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.256244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.256306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1331.256347][ T32] r4:00000000 [ 1331.256371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.256408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.256444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.256501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d440 [ 1331.256531][ T32] r4:00000000 [ 1331.256577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.256628][ T32] r9:83018005 r8:851abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1331.256651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.256694][ T32] r5:00001000 r4:eab4d000 [ 1331.256714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.256807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.256855][ T32] r5:8537078c r4:85370400 [ 1331.257014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.257076][ T32] r7:dddced80 r6:83018000 r5:8537078c r4:85319880 [ 1331.257100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.257151][ T32] r10:61c88647 r9:851abc00 r8:853198ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.257176][ T32] r4:85319880 [ 1331.257195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.257240][ T32] r10:00000000 r9:85319880 r8:80287e08 r7:ead89e60 r6:85328500 r5:851abc00 [ 1331.257283][ T32] r4:00000001 [ 1331.257307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.257345][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1331.257398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.257432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.257461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.257491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.257515][ T32] r4:8531d2c0 [ 1331.257792][ T32] INFO: task kworker/0:457:4402 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.257828][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.257884][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.279172][ T32] Call trace: [ 1331.279293][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.279375][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.279417][ T32] r4:00000000 [ 1331.279444][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.279491][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.279524][ T32] 5d20: ac7fa000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.279555][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.279607][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.279663][ T32] r5:800f0013 r4:80239bb0 [ 1331.279688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.279734][ T32] r4:82ac21e4 [ 1331.279755][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.279799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.279823][ T32] r4:dff95dc0 [ 1331.279879][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.279928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.279952][ T32] r4:00000000 [ 1331.279972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.280021][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.280045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.280092][ T32] r5:00001000 r4:dfdad000 [ 1331.280141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.280187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.280257][ T32] r5:848f3f8c r4:848f3c00 [ 1331.280287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.280338][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.280416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.280498][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1331.280661][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1331.280900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.280959][ T32] r4:848b22c0 [ 1331.280982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.281022][ T32] INFO: task kworker/0:458:4404 blocked for more than 457 seconds. [ 1331.281057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.281087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.281111][ T32] task:kworker/0:458 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.281191][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.281280][ T32] Call trace: [ 1331.281315][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.281386][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:851b0c00 [ 1331.281415][ T32] r4:851b0c00 [ 1331.281435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.281481][ T32] r5:851b0c00 r4:8291a680 [ 1331.281501][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.281542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.281613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1331.281641][ T32] r4:00000000 [ 1331.281661][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.281698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.281739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.281812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d540 [ 1331.281838][ T32] r4:00000000 [ 1331.281860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.281907][ T32] r9:83018005 r8:851b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.281929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.281991][ T32] r5:00001000 r4:eab5f000 [ 1331.282042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.282089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.282154][ T32] r5:85370b8c r4:85370800 [ 1331.282175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.282224][ T32] r7:dddced80 r6:83018000 r5:85370b8c r4:85319800 [ 1331.282295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.282377][ T32] r10:61c88647 r9:851b0c00 r8:8531982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.282404][ T32] r4:85319800 [ 1331.282424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.282496][ T32] r10:00000000 r9:85319800 r8:80287e08 r7:ead89e60 r6:85328600 r5:851b0c00 [ 1331.282523][ T32] r4:00000001 [ 1331.282568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.282608][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1331.282654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.282687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.282741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.282777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.282800][ T32] r4:8531d540 [ 1331.283185][ T32] INFO: task kworker/0:458:4404 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.283219][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.283312][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.283385][ T32] Call trace: [ 1331.283420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.283474][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.283500][ T32] r4:00000000 [ 1331.283598][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.283660][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.283722][ T32] 5d20: ac7fa000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.283781][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.283809][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.283837][ T32] r5:800f0013 r4:80239bb0 [ 1331.283888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.283932][ T32] r4:82ac21e4 [ 1331.283978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.284055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.284091][ T32] r4:dff95dc0 [ 1331.284112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.284156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.284181][ T32] r4:00000000 [ 1331.284201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.284285][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.284323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.284372][ T32] r5:00001000 r4:dfdad000 [ 1331.284415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.284506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.284601][ T32] r5:848f3f8c r4:848f3c00 [ 1331.284666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.284791][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.284856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.284963][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.285016][ T32] r4:8484f600 [ 1331.285064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.285167][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.285244][ T32] r4:00000001 [ 1331.285306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.285391][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.285458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.285529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.285627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.285702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.285754][ T32] r4:848b22c0 [ 1331.285824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.285887][ T32] INFO: task kworker/1:183:4405 blocked for more than 457 seconds. [ 1331.285953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.286008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.286079][ T32] task:kworker/1:183 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.286221][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.286339][ T32] Call trace: [ 1331.286377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.286459][ T32] r10:8291a684 r9:ead99d84 r8:00000002 r7:60000013 r6:ead99d8c r5:851b1800 [ 1331.286501][ T32] r4:851b1800 [ 1331.286551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.286637][ T32] r5:851b1800 r4:8291a680 [ 1331.286668][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.286733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.286839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 1331.286918][ T32] r4:00000000 [ 1331.286975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.287075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.287160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.287321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531dbc0 [ 1331.287408][ T32] r4:00000000 [ 1331.287462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.287535][ T32] r9:83018205 r8:851b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1331.287576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.287625][ T32] r5:00001000 r4:eabb1000 [ 1331.287645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.287685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.287729][ T32] r5:85371f8c r4:85371c00 [ 1331.287777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.287871][ T32] r7:ddde2d80 r6:83018200 r5:85371f8c r4:85328680 [ 1331.287897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.318807][ T32] r10:61c88647 r9:851b1800 r8:853286ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.318985][ T32] r4:85328680 [ 1331.319059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.319215][ T32] r10:00000000 r9:85328680 r8:80287e08 r7:ead79e60 r6:85328700 r5:851b1800 [ 1331.319268][ T32] r4:00000001 [ 1331.319323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.319401][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1331.319462][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.319545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.319627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.319702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.319756][ T32] r4:853239c0 [ 1331.320581][ T32] INFO: task kworker/1:183:4405 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.320665][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.320837][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.320985][ T32] Call trace: [ 1331.321074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.321189][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.321291][ T32] r4:00000000 [ 1331.321339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.321419][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.321479][ T32] 5d20: acb45000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.321545][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.321608][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.321681][ T32] r5:800f0013 r4:80239bb0 [ 1331.321732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.321821][ T32] r4:82ac21e4 [ 1331.321904][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.321999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.322101][ T32] r4:dff95dc0 [ 1331.322171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.322288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.322342][ T32] r4:00000000 [ 1331.322382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.322467][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.322509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.322609][ T32] r5:00001000 r4:dfdad000 [ 1331.322656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.322733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.322813][ T32] r5:848f3f8c r4:848f3c00 [ 1331.322856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.322947][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.323012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.323126][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.323176][ T32] r4:8484f600 [ 1331.323215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.323313][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.323381][ T32] r4:00000001 [ 1331.323427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.323497][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.323568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.323631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.323704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.323794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.323868][ T32] r4:848b22c0 [ 1331.323919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.323974][ T32] INFO: task kworker/0:459:4407 blocked for more than 457 seconds. [ 1331.324040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.324114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.324178][ T32] task:kworker/0:459 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.324284][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.324439][ T32] Call trace: [ 1331.324511][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.324612][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:851b3000 [ 1331.324670][ T32] r4:851b3000 ** 3 printk messages dropped ** [ 1331.324981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.325527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.325917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.326000][ T32] r5:85370f8c r4:85370c00 ** 2 printk messages dropped ** [ 1331.326207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.326348][ T32] r4:85319980 [ 1331.326373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.326440][ T32] r10:00000000 r9:85319980 r8:80287e08 r7:ead89e60 r6:85328780 r5:851b3000 [ 1331.326506][ T32] r4:00000001 [ 1331.326549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.326626][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 1331.326684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.326742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.326799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.326860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.326933][ T32] r4:8531d580 [ 1331.327402][ T32] INFO: task kworker/0:459:4407 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.327480][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.327605][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.327704][ T32] Call trace: [ 1331.327771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.327957][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.354384][ T32] r4:00000000 [ 1331.354460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.354593][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.354668][ T32] 5d20: ace72000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.354741][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.354828][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.354913][ T32] r5:800f0013 r4:80239bb0 [ 1331.354969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.355064][ T32] r4:82ac21e4 [ 1331.355114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.355213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.355267][ T32] r4:dff95dc0 [ 1331.355324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.355415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.355482][ T32] r4:00000000 [ 1331.355532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.355702][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.355787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.355898][ T32] r5:00001000 r4:dfdad000 [ 1331.355952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.356039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.356129][ T32] r5:848f3f8c r4:848f3c00 [ 1331.356179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.356283][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.356379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.356487][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.356541][ T32] r4:8484f600 [ 1331.356587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.356685][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.356762][ T32] r4:00000001 [ 1331.356817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.356899][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.356962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.357033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.357120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.357209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.357264][ T32] r4:848b22c0 [ 1331.357328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.357395][ T32] INFO: task kworker/0:460:4409 blocked for more than 457 seconds. [ 1331.357464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.357518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.357570][ T32] task:kworker/0:460 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.357693][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.368418][ T32] Call trace: [ 1331.368512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.368634][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:851b2400 [ 1331.368712][ T32] r4:851b2400 [ 1331.368786][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.368888][ T32] r5:851b2400 r4:8291a680 [ 1331.368963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.369059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.369153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1331.369210][ T32] r4:00000000 [ 1331.369281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.369375][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.369454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.369546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d880 [ 1331.369599][ T32] r4:00000000 [ 1331.369646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.369750][ T32] r9:83018005 r8:851b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.369807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.369910][ T32] r5:00001000 r4:eab91000 ** 1 printk messages dropped ** [ 1331.370050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.370166][ T32] r5:8537178c r4:85371400 ** 2 printk messages dropped ** [ 1331.370409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.371064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.372333][ T32] Call trace: ** 2 printk messages dropped ** [ 1331.372575][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.372839][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 2 printk messages dropped ** [ 1331.373061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.373143][ T32] r4:82ac21e4 [ 1331.373184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.373269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.373323][ T32] r4:dff95dc0 [ 1331.373362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.373443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.373541][ T32] r4:00000000 [ 1331.373590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.373678][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.373726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.373839][ T32] r5:00001000 r4:dfdad000 [ 1331.373891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.373974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.374060][ T32] r5:848f3f8c r4:848f3c00 [ 1331.374143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.374245][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.374304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.374411][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.374472][ T32] r4:8484f600 [ 1331.374536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.374658][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.374738][ T32] r4:00000001 [ 1331.374819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.374923][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.375021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.375109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.375177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.375244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.375297][ T32] r4:848b22c0 [ 1331.375360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.375418][ T32] INFO: task kworker/0:461:4411 blocked for more than 457 seconds. [ 1331.375506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.375576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.375635][ T32] task:kworker/0:461 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.375743][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.375833][ T32] Call trace: [ 1331.375908][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.376006][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:851b4800 [ 1331.376073][ T32] r4:851b4800 [ 1331.376123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1331.376345][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.376872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.377198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.377332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.377823][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.397732][ T32] r4:8531d740 ** 2 printk messages dropped ** [ 1331.398974][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.399371][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 1 printk messages dropped ** [ 1331.399425][ T32] r5:800f0013 r4:80239bb0 [ 1331.399447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.399492][ T32] r4:82ac21e4 [ 1331.399514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.399559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.399582][ T32] r4:dff95dc0 [ 1331.399604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.399648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.399672][ T32] r4:00000000 [ 1331.399692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.399739][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.399789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.399838][ T32] r5:00001000 r4:dfdad000 [ 1331.399878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.399923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.399970][ T32] r5:848f3f8c r4:848f3c00 [ 1331.399991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.400068][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.400121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.400227][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.400255][ T32] r4:8484f600 [ 1331.400281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.400332][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.400357][ T32] r4:00000001 [ 1331.400378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.400414][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.400467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.400501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.400564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.400599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.400622][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1331.400825][ T32] task:kworker/0:462 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.401287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.401695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.401824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.402050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.402153][ T32] r10:61c88647 r9:851b3c00 r8:85319b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.402221][ T32] r4:85319b00 [ 1331.402245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.402298][ T32] r10:00000000 r9:85319b00 r8:80287e08 r7:eadb1e60 r6:85328900 r5:851b3c00 [ 1331.402323][ T32] r4:00000001 [ 1331.402343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.402404][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1331.402469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.402528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.402560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.402629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.402655][ T32] r4:8531d740 [ 1331.402943][ T32] INFO: task kworker/0:462:4413 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.402978][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.403045][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.403185][ T32] Call trace: [ 1331.403228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.403318][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.403352][ T32] r4:00000000 [ 1331.403374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.403415][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.403444][ T32] 5d20: ad26e000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.403474][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.403528][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.403557][ T32] r5:800f0013 r4:80239bb0 [ 1331.403605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.403651][ T32] r4:82ac21e4 [ 1331.403672][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.403717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.403740][ T32] r4:dff95dc0 [ 1331.403758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.403802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.403825][ T32] r4:00000000 [ 1331.403845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.403892][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.403914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.403960][ T32] r5:00001000 r4:dfdad000 [ 1331.403984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.404027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.404071][ T32] r5:848f3f8c r4:848f3c00 ** 1 printk messages dropped ** [ 1331.404180][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1331.404355][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1331.404574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.404888][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.405044][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000013 r6:eadc1d8c r5:851b6000 [ 1331.405068][ T32] r4:851b6000 [ 1331.405089][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.405134][ T32] r5:851b6000 r4:8291a680 [ 1331.405154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.405194][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.405238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 1331.405316][ T32] r4:00000000 [ 1331.405340][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.405378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.405429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.405476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531dd00 [ 1331.405564][ T32] r4:00000000 [ 1331.405588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.405635][ T32] r9:83018005 r8:851b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.405675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.405736][ T32] r5:00001000 r4:eabcd000 [ 1331.405756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.405799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.405871][ T32] r5:8537238c r4:85372000 [ 1331.405896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.405971][ T32] r7:dddced80 r6:83018000 r5:8537238c r4:85319b80 [ 1331.406007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.406070][ T32] r10:61c88647 r9:851b6000 r8:85319bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.406182][ T32] r4:85319b80 [ 1331.406218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.406269][ T32] r10:00000000 r9:85319b80 r8:80287e08 r7:eadb9e60 r6:85328980 r5:851b6000 [ 1331.406324][ T32] r4:00000001 [ 1331.406348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.406421][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1331.406452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.406481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.406508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.406564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.406598][ T32] r4:8531d9c0 [ 1331.406807][ T32] INFO: task kworker/0:463:4415 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.406839][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.406923][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.406993][ T32] Call trace: [ 1331.407027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.407081][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.407124][ T32] r4:00000000 [ 1331.407148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.407218][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.407250][ T32] 5d20: ad26e000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.407310][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1331.407625][ T32] r4:dff95dc0 ** 1 printk messages dropped ** [ 1331.407692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.407715][ T32] r4:00000000 [ 1331.407756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.407807][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.407829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.407872][ T32] r5:00001000 r4:dfdad000 [ 1331.407892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.439964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.440048][ T32] r5:848f3f8c r4:848f3c00 [ 1331.440099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.440156][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.440205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.440261][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.440293][ T32] r4:8484f600 [ 1331.440340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.440406][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.440434][ T32] r4:00000001 [ 1331.440464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.440504][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.440569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.440603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.440640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.440671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.440694][ T32] r4:848b22c0 [ 1331.440718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.440748][ T32] INFO: task kworker/0:464:4418 blocked for more than 457 seconds. [ 1331.440807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.440863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.440890][ T32] task:kworker/0:464 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.441427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 ** 11 printk messages dropped ** [ 1331.441938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.442226][ T32] r4:85319900 ** 6 printk messages dropped ** [ 1331.442506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.442994][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1331.443503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1331.443694][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.443933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 3 printk messages dropped ** [ 1331.444116][ T32] r4:00000000 [ 1331.444138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.444185][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.444207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.444250][ T32] r5:00001000 r4:dfdad000 [ 1331.444271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.444320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.444363][ T32] r5:848f3f8c r4:848f3c00 [ 1331.444384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.444433][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.444471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.444605][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.444661][ T32] r4:8484f600 [ 1331.444744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.444853][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.444882][ T32] r4:00000001 [ 1331.444902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.444939][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.444966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.444994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.445046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.445082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.445107][ T32] r4:848b22c0 [ 1331.445179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.445208][ T32] INFO: task kworker/0:465:4421 blocked for more than 457 seconds. [ 1331.445239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.445280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.445305][ T32] task:kworker/0:465 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.445437][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.445491][ T32] Call trace: [ 1331.445523][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.445624][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:8495bc00 [ 1331.445664][ T32] r4:8495bc00 [ 1331.445688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.445733][ T32] r5:8495bc00 r4:8291a680 [ 1331.445754][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.445794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.445863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1331.445890][ T32] r4:00000000 [ 1331.445911][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.445947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.446159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1331.446430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.446502][ T32] r4:85319d00 ** 6 printk messages dropped ** [ 1331.446874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.447624][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.447675][ T32] r4:00000000 [ 1331.447700][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.447742][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.447771][ T32] 5d20: ad8b3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.447817][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.447879][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.447921][ T32] r5:800f0013 r4:80239bb0 [ 1331.470818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.470918][ T32] r4:82ac21e4 [ 1331.470947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.471077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.471109][ T32] r4:dff95dc0 [ 1331.471131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.471177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.471211][ T32] r4:00000000 [ 1331.471236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.471290][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.471314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.471392][ T32] r5:00001000 r4:dfdad000 [ 1331.471444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1331.471863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1331.472504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1331.473220][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.473591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.474073][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) ** 10 printk messages dropped ** [ 1331.474929][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 7 printk messages dropped ** [ 1331.475184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1331.475774][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1331.476007][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.476035][ T32] r4:8484f600 [ 1331.476066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.476145][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.476174][ T32] r4:00000001 [ 1331.476195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.476233][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.476261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.476324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.476356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.476385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.476408][ T32] r4:848b22c0 [ 1331.476458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.476487][ T32] INFO: task kworker/0:466:4424 blocked for more than 457 seconds. [ 1331.476541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.476577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.476601][ T32] task:kworker/0:466 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.476647][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.476720][ T32] Call trace: [ 1331.476781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.476831][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:8495d400 [ 1331.476854][ T32] r4:8495d400 [ 1331.476876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.476920][ T32] r5:8495d400 r4:8291a680 [ 1331.476978][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.477022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.477066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1331.477089][ T32] r4:00000000 [ 1331.477110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.477162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.477202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.477338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8100 [ 1331.477368][ T32] r4:00000000 [ 1331.477390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.477438][ T32] r9:83018005 r8:8495d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.477557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.477605][ T32] r5:00001000 r4:eac47000 [ 1331.477669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.477714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.478045][ T32] r5:85372f8c r4:85372c00 [ 1331.500999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.501086][ T32] r7:dddced80 r6:83018000 r5:85372f8c r4:85319c00 [ 1331.501112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.501182][ T32] r10:61c88647 r9:8495d400 r8:85319c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.501399][ T32] r4:85319c00 [ 1331.501426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.501611][ T32] r10:00000000 r9:85319c00 r8:80287e08 r7:ead81e60 r6:85319680 r5:8495d400 [ 1331.501658][ T32] r4:00000001 [ 1331.501709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.501752][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1331.501785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.501817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.501913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.501972][ T32] r4:853a8180 ** 2 printk messages dropped ** [ 1331.502609][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.502953][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1331.503220][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.503677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1331.504415][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1331.504958][ T32] r4:8484f600 [ 1331.505081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.505134][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.505173][ T32] r4:00000001 [ 1331.505196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.505234][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.505282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.505314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.505342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.505390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.505531][ T32] r4:848b22c0 [ 1331.505584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.505742][ T32] INFO: task kworker/0:467:4426 blocked for more than 458 seconds. [ 1331.505785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.505857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.506117][ T32] task:kworker/0:467 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.506172][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.506218][ T32] Call trace: [ 1331.506284][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.506339][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:8495e000 [ 1331.506364][ T32] r4:8495e000 [ 1331.506384][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.506500][ T32] r5:8495e000 r4:8291a680 [ 1331.506613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.506658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.506704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1331.506822][ T32] r4:00000000 [ 1331.506845][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.506925][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.506964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.507007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8740 [ 1331.507032][ T32] r4:00000000 [ 1331.507079][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.507130][ T32] r9:83018005 r8:8495e000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.507155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.507222][ T32] r5:00001000 r4:e0721000 [ 1331.507284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.507384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.507441][ T32] r5:8537378c r4:85373400 [ 1331.507463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.507514][ T32] r7:dddced80 r6:83018000 r5:8537378c r4:85319e00 [ 1331.507535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.507676][ T32] r10:61c88647 r9:8495e000 r8:85319e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.507727][ T32] r4:85319e00 [ 1331.508186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.524940][ T32] r10:00000000 r9:85319e00 r8:80287e08 r7:ead81e60 r6:85319f00 r5:8495e000 [ 1331.525047][ T32] r4:00000001 [ 1331.525079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.525142][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1331.525196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.525263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.525321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.525355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.525381][ T32] r4:853a84c0 [ 1331.525813][ T32] INFO: task kworker/0:467:4426 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.525853][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.525950][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.526031][ T32] Call trace: [ 1331.526065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.526162][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.526191][ T32] r4:00000000 [ 1331.526234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.526284][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.526334][ T32] 5d20: adfcd000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.526371][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.526406][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.526599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1331.526894][ T32] r5:00001000 r4:dfdad000 ** 2 printk messages dropped ** [ 1331.526999][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1331.527298][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1331.527763][ T32] INFO: task kworker/1:185:4427 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.542497][ T32] r4:8495ec00 ** 3 printk messages dropped ** [ 1331.542669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.543447][ T32] r5:00001000 r4:eac63000 ** 1 printk messages dropped ** [ 1331.543543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.543787][ T32] r7:ddde2d80 r6:83018200 r5:8533878c r4:85328b80 [ 1331.543838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.543919][ T32] r10:61c88647 r9:8495ec00 r8:85328bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.543979][ T32] r4:85328b80 [ 1331.544002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.544058][ T32] r10:00000000 r9:85328b80 r8:80287e08 r7:ead79e60 r6:85319f80 r5:8495ec00 [ 1331.544107][ T32] r4:00000001 [ 1331.544158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.544199][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1331.544229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.544299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.544331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.544365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.544416][ T32] r4:85323e00 [ 1331.544863][ T32] INFO: task kworker/1:185:4427 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.544962][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.545147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.545231][ T32] Call trace: [ 1331.545270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.545325][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.545349][ T32] r4:00000000 [ 1331.545405][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.545495][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.545529][ T32] 5d20: ae5f5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.545572][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.545632][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.545693][ T32] r5:800f0013 r4:80239bb0 [ 1331.545750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.545795][ T32] r4:82ac21e4 [ 1331.545816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.545859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.545882][ T32] r4:dff95dc0 [ 1331.545901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.545971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.546025][ T32] r4:00000000 [ 1331.546157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.546221][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.546256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.546334][ T32] r5:00001000 r4:dfdad000 [ 1331.546362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.546407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.546450][ T32] r5:848f3f8c r4:848f3c00 [ 1331.546531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.546611][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.546636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.546686][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.546708][ T32] r4:8484f600 [ 1331.546756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.546808][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.546868][ T32] r4:00000001 [ 1331.546917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.546957][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.546984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.547048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.547079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.547137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.547196][ T32] r4:848b22c0 [ 1331.547252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.547316][ T32] INFO: task kworker/1:186:4435 blocked for more than 458 seconds. [ 1331.547402][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.547435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.547477][ T32] task:kworker/1:186 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.547666][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.547752][ T32] Call trace: [ 1331.547787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1331.555478][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.555878][ T32] r5:00001000 r4:dfeb9000 ** 1 printk messages dropped ** [ 1331.555940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.556343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.556726][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) ** 4 printk messages dropped ** [ 1331.557028][ T32] r4:853a7400 ** 2 printk messages dropped ** [ 1331.557611][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.571170][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.571218][ T32] r5:800f0013 r4:80239bb0 [ 1331.571247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.571319][ T32] r4:82ac21e4 [ 1331.571364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.571433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.571463][ T32] r4:dff95dc0 [ 1331.571484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.571529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.571553][ T32] r4:00000000 [ 1331.571574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.571643][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.571695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.571745][ T32] r5:00001000 r4:dfdad000 [ 1331.571766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.571807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.571850][ T32] r5:848f3f8c r4:848f3c00 [ 1331.571870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.571945][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.571968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.572044][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.572072][ T32] r4:8484f600 [ 1331.572112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.572164][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.572188][ T32] r4:00000001 [ 1331.572207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.572243][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.572292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.572326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.572354][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.572388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.572433][ T32] r4:848b22c0 [ 1331.572460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.572490][ T32] INFO: task kworker/1:187:4436 blocked for more than 458 seconds. [ 1331.572546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.572595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.572641][ T32] task:kworker/1:187 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.572711][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.572756][ T32] Call trace: [ 1331.572812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.572896][ T32] r10:8291a684 r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:84858000 [ 1331.572945][ T32] r4:84858000 [ 1331.572984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.573055][ T32] r5:84858000 r4:8291a680 [ 1331.573079][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.573121][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.573165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 1331.573210][ T32] r4:00000000 [ 1331.573293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.573357][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.573410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.573457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a72c0 [ 1331.573483][ T32] r4:00000000 [ 1331.573525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.573575][ T32] r9:83018205 r8:84858000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1331.573625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.573698][ T32] r5:00001000 r4:e01b5000 [ 1331.573721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.573794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.573886][ T32] r5:8533978c r4:85339400 [ 1331.573917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.573966][ T32] r7:ddde2d80 r6:83018200 r5:8533978c r4:85328a80 [ 1331.573987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.574068][ T32] r10:61c88647 r9:84858000 r8:85328aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.574131][ T32] r4:85328a80 [ 1331.574192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.574258][ T32] r10:00000000 r9:85328a80 r8:80287e08 r7:eadf5e60 r6:85290d80 r5:84858000 [ 1331.574310][ T32] r4:00000001 [ 1331.574334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.574377][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 1331.574405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.574434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.574461][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.574491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.574540][ T32] r4:853a74c0 [ 1331.574975][ T32] INFO: task kworker/1:187:4436 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 5 printk messages dropped ** [ 1331.575332][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.575533][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1331.575796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1331.576218][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1331.576502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1331.576918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.577431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.577846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.601409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.601667][ T32] r10:61c88647 r9:84858c00 r8:85328b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.601909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.602670][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.602952][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1331.603196][ T32] r4:dff95dc0 [ 1331.603236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.603283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.603307][ T32] r4:00000000 [ 1331.603326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.603375][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.603410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.603476][ T32] r5:00001000 r4:dfdad000 [ 1331.603522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.603566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.603633][ T32] r5:848f3f8c r4:848f3c00 [ 1331.603657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.603707][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.603731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.603804][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.603844][ T32] r4:8484f600 [ 1331.603867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.603926][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.603972][ T32] r4:00000001 [ 1331.604017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.604068][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.604096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.604125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.604152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.604183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.604215][ T32] r4:848b22c0 [ 1331.604240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.604279][ T32] INFO: task kworker/1:189:4438 blocked for more than 458 seconds. [ 1331.604317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.604343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.604377][ T32] task:kworker/1:189 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.604427][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.604469][ T32] Call trace: [ 1331.604513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.604563][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000113 r6:eae01d8c r5:84859800 [ 1331.604587][ T32] r4:84859800 [ 1331.604608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.604651][ T32] r5:84859800 r4:8291a680 [ 1331.604672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.604711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.604766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1331.604800][ T32] r4:00000000 [ 1331.604824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.604861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.604897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.604940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a7580 [ 1331.604962][ T32] r4:00000000 [ 1331.604982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.605033][ T32] r9:83018205 r8:84859800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1331.605057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.605101][ T32] r5:00001000 r4:e064b000 [ 1331.605121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.605160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.605227][ T32] r5:85339f8c r4:85339c00 [ 1331.605250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.605321][ T32] r7:ddde2d80 r6:83018200 r5:85339f8c r4:85328c80 [ 1331.605346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.605417][ T32] r10:61c88647 r9:84859800 r8:85328cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.605444][ T32] r4:85328c80 [ 1331.605463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.605530][ T32] r10:00000000 r9:85328c80 r8:80287e08 r7:eadfde60 r6:85318180 r5:84859800 [ 1331.605558][ T32] r4:00000001 [ 1331.605577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.605613][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1331.605670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.605723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.605753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.605804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.605850][ T32] r4:853a74c0 [ 1331.606136][ T32] INFO: task kworker/1:189:4438 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.606221][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.606293][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.606396][ T32] Call trace: [ 1331.606452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.606527][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.606576][ T32] r4:00000000 [ 1331.606622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.606686][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.606739][ T32] 5d20: af095000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.606772][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.606797][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.606822][ T32] r5:800f0013 r4:80239bb0 [ 1331.606842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.606895][ T32] r4:82ac21e4 [ 1331.606939][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.607042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.607090][ T32] r4:dff95dc0 [ 1331.607134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.607191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.607217][ T32] r4:00000000 [ 1331.607289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.607410][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1331.607606][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1331.617450][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1331.617771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.618439][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.618798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.619051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae7c0 [ 1331.619114][ T32] r4:00000000 [ 1331.619180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.619233][ T32] r9:83018205 r8:8485b000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.619256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.619299][ T32] r5:00001000 r4:e08df000 [ 1331.619348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.619425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.619472][ T32] r5:8533bf8c r4:8533bc00 [ 1331.619493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.619541][ T32] r7:ddde2d80 r6:83018200 r5:8533bf8c r4:85328d00 [ 1331.619563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.619612][ T32] r10:61c88647 r9:8485b000 r8:85328d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.619664][ T32] r4:85328d00 [ 1331.619688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.619763][ T32] r10:00000000 r9:85328d00 r8:80287e08 r7:eae01e60 r6:85318080 r5:8485b000 [ 1331.619788][ T32] r4:00000001 [ 1331.619808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.619847][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1331.619890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.619922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.619977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.620047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.620076][ T32] r4:853a74c0 [ 1331.620455][ T32] INFO: task kworker/1:190:4440 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.620488][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.620582][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.620627][ T32] Call trace: [ 1331.620658][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.620711][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.620756][ T32] r4:00000000 [ 1331.620780][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.620843][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.620876][ T32] 5d20: af095000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.620906][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.620935][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.620960][ T32] r5:800f0013 r4:80239bb0 [ 1331.620981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.621026][ T32] r4:82ac21e4 [ 1331.621047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.621091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.621114][ T32] r4:dff95dc0 [ 1331.621133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.621175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.621198][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.621321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.621728][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1331.621833][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1331.622157][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1331.622393][ T32] task:kworker/1:191 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.622735][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.623026][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.623259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.623408][ T32] r7:ddde2d80 r6:83018200 r5:8533a38c r4:85328d80 ** 3 printk messages dropped ** [ 1331.623522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.623590][ T32] r4:00000001 [ 1331.623631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.623670][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1331.623708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.623761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.623791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.623822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.623845][ T32] r4:853a74c0 [ 1331.624087][ T32] INFO: task kworker/1:191:4441 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.624121][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.624223][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.624281][ T32] Call trace: [ 1331.624312][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.624366][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.624391][ T32] r4:00000000 [ 1331.624410][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.624450][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.624505][ T32] 5d20: af095000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.624539][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.624566][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.624613][ T32] r5:800f0013 r4:80239bb0 [ 1331.624637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.624678][ T32] r4:82ac21e4 [ 1331.624718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.624766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.624789][ T32] r4:dff95dc0 [ 1331.624810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.624873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.624899][ T32] r4:00000000 [ 1331.624919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.624966][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.625025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.625074][ T32] r5:00001000 r4:dfdad000 [ 1331.625095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.625169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.625216][ T32] r5:848f3f8c r4:848f3c00 [ 1331.625238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.625286][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.625328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.625384][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.625408][ T32] r4:8484f600 [ 1331.625427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.625475][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.625498][ T32] r4:00000001 [ 1331.625540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.625579][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.625606][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.625729][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1331.625942][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.626275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.626640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.626827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.626869][ T32] r5:8537c78c r4:8537c400 ** 2 printk messages dropped ** [ 1331.627012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.627293][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.627503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.663038][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.663577][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.663847][ T32] r4:00000000 [ 1331.663898][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.663984][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.664093][ T32] 5d20: af5bc000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.664163][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.664217][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.664270][ T32] r5:800f0013 r4:80239bb0 [ 1331.664350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.664485][ T32] r4:82ac21e4 [ 1331.664535][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.664629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.664741][ T32] r4:dff95dc0 [ 1331.664792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.664974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.665035][ T32] r4:00000000 [ 1331.665081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.665176][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.665257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.665354][ T32] r5:00001000 r4:dfdad000 [ 1331.666092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.666696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.666818][ T32] r5:848f3f8c r4:848f3c00 [ 1331.667019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.667199][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.667254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.667646][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.667767][ T32] r4:8484f600 [ 1331.667817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.688595][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.688661][ T32] r4:00000001 [ 1331.688687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.688742][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.688773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.688804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.688832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.688882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.688933][ T32] r4:848b22c0 [ 1331.688961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.689031][ T32] INFO: task kworker/1:192:4445 blocked for more than 458 seconds. [ 1331.689069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.689095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.689231][ T32] task:kworker/1:192 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.689337][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.689388][ T32] Call trace: [ 1331.689549][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.689605][ T32] r10:8291a684 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:8485c800 [ 1331.689629][ T32] r4:8485c800 [ 1331.689648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.689714][ T32] r5:8485c800 r4:8291a680 [ 1331.689759][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.689822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.689870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1331.689893][ T32] r4:00000000 [ 1331.689933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.689994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.690142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.690233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a7900 [ 1331.690271][ T32] r4:00000000 [ 1331.690296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.690345][ T32] r9:83018205 r8:8485c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1331.690368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.690412][ T32] r5:00001000 r4:e07e5000 [ 1331.690453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.690520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.690567][ T32] r5:8533a78c r4:8533a400 [ 1331.690590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.690659][ T32] r7:ddde2d80 r6:83018200 r5:8533a78c r4:85328e00 [ 1331.690706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.690758][ T32] r10:61c88647 r9:8485c800 r8:85328e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.690782][ T32] r4:85328e00 [ 1331.690901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.690971][ T32] r10:00000000 r9:85328e00 r8:80287e08 r7:eae05e60 r6:85318280 r5:8485c800 [ 1331.691071][ T32] r4:00000001 [ 1331.691095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.691330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1331.691918][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.692272][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 9 printk messages dropped ** [ 1331.692631][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.692917][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1331.693206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.693256][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.693280][ T32] r4:00000001 [ 1331.693321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.693362][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.693390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.693419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.693467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.693501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.693545][ T32] r4:848b22c0 [ 1331.693569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.693615][ T32] INFO: task kworker/1:193:4447 blocked for more than 458 seconds. [ 1331.693647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.693692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.693716][ T32] task:kworker/1:193 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.693832][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.693879][ T32] Call trace: [ 1331.693935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.693986][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:8485a400 [ 1331.694015][ T32] r4:8485a400 [ 1331.694036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.694089][ T32] r5:8485a400 r4:8291a680 [ 1331.694162][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.694215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.694262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1331.694284][ T32] r4:00000000 [ 1331.694304][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.694339][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.694389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.694435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae140 [ 1331.694458][ T32] r4:00000000 [ 1331.694478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.694523][ T32] r9:83018205 r8:8485a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.694544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.694588][ T32] r5:00001000 r4:dfdcf000 [ 1331.694607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.694690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.694757][ T32] r5:8533af8c r4:8533ac00 [ 1331.694781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.694829][ T32] r7:ddde2d80 r6:83018200 r5:8533af8c r4:85328f00 [ 1331.694851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.694898][ T32] r10:61c88647 r9:8485a400 r8:85328f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.694921][ T32] r4:85328f00 [ 1331.694940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.694985][ T32] r10:00000000 r9:85328f00 r8:80287e08 r7:eae05e60 r6:85318400 r5:8485a400 [ 1331.695043][ T32] r4:00000001 [ 1331.695077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.695125][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1331.695153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.695182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.695218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.695253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.695276][ T32] r4:853a7840 [ 1331.695522][ T32] INFO: task kworker/1:193:4447 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.695568][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.695672][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.695740][ T32] Call trace: [ 1331.695796][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.695851][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.695875][ T32] r4:00000000 [ 1331.695895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.695936][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.695993][ T32] 5d20: afa1e000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.696031][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.696086][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.696163][ T32] r5:800f0013 r4:80239bb0 [ 1331.696189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.696232][ T32] r4:82ac21e4 [ 1331.696251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.696296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.696328][ T32] r4:dff95dc0 [ 1331.696351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.696405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 1 printk messages dropped ** [ 1331.696472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.696520][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.696542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.696585][ T32] r5:00001000 r4:dfdad000 [ 1331.696605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.696646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.696735][ T32] r5:848f3f8c r4:848f3c00 [ 1331.696765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.696815][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.696837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.696923][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.696957][ T32] r4:8484f600 [ 1331.697001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.697067][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.697124][ T32] r4:00000001 [ 1331.697167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.697207][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.697244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.697278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.697306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.697358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.697393][ T32] r4:848b22c0 [ 1331.697422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.697448][ T32] INFO: task kworker/0:469:4448 blocked for more than 458 seconds. [ 1331.697475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.697498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.697543][ T32] task:kworker/0:469 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.697598][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.697686][ T32] Call trace: [ 1331.697742][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.697795][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:8485ec00 [ 1331.697819][ T32] r4:8485ec00 [ 1331.697856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.697901][ T32] r5:8485ec00 r4:8291a680 [ 1331.697922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.723348][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.723441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1331.723534][ T32] r4:00000000 [ 1331.723560][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.723601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.723641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.723686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314080 [ 1331.723709][ T32] r4:00000000 [ 1331.723730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.723779][ T32] r9:83018005 r8:8485ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1331.723802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.723847][ T32] r5:00001000 r4:eac09000 [ 1331.723868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.723908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.723951][ T32] r5:85373b8c r4:85373800 [ 1331.723972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.724053][ T32] r7:dddced80 r6:83018000 r5:85373b8c r4:85318300 [ 1331.724163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.724220][ T32] r10:61c88647 r9:8485ec00 r8:8531832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.724244][ T32] r4:85318300 [ 1331.724264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.724353][ T32] r10:00000000 r9:85318300 r8:80287e08 r7:eae0de60 r6:85318480 r5:8485ec00 [ 1331.724384][ T32] r4:00000001 [ 1331.724405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.724664][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1331.724773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.724981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.725017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.725061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.725087][ T32] r4:853a88c0 [ 1331.725576][ T32] INFO: task kworker/0:469:4448 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.725684][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.725905][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.726121][ T32] Call trace: [ 1331.726299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.726386][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.726414][ T32] r4:00000000 [ 1331.726436][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.726477][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.726535][ T32] 5d20: afd38000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.726569][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.726622][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.726650][ T32] r5:800f0013 r4:80239bb0 [ 1331.726672][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.726714][ T32] r4:82ac21e4 [ 1331.726736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.726780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.726830][ T32] r4:dff95dc0 [ 1331.726864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.726913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.726942][ T32] r4:00000000 [ 1331.726971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.727081][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.727110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.727155][ T32] r5:00001000 r4:dfdad000 [ 1331.727176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.727304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.727352][ T32] r5:848f3f8c r4:848f3c00 [ 1331.727373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.727421][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.727444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.727492][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.727515][ T32] r4:8484f600 [ 1331.727534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.727721][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.727833][ T32] r4:00000001 [ 1331.727982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1331.736036][ T32] r4:848b22c0 ** 3 printk messages dropped ** [ 1331.736263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.736287][ T32] task:kworker/0:470 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.736444][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.736663][ T32] Call trace: [ 1331.736876][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.736959][ T32] r10:8291a684 r9:eae19d84 r8:00000002 r7:60000013 r6:eae19d8c r5:8485e000 [ 1331.736988][ T32] r4:8485e000 [ 1331.737102][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.737159][ T32] r5:8485e000 r4:8291a680 [ 1331.737181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.737348][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.737405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1331.737432][ T32] r4:00000000 [ 1331.737452][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.737489][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.737537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.737608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314200 [ 1331.737637][ T32] r4:00000000 [ 1331.737659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.737709][ T32] r9:83018005 r8:8485e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1331.737804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.737852][ T32] r5:00001000 r4:eac75000 [ 1331.738011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.744529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.744600][ T32] r5:85373f8c r4:85373c00 [ 1331.744623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.744673][ T32] r7:dddced80 r6:83018000 r5:85373f8c r4:85318500 [ 1331.744695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.744745][ T32] r10:61c88647 r9:8485e000 r8:8531852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.745015][ T32] r4:85318500 [ 1331.745042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.745218][ T32] r10:00000000 r9:85318500 r8:80287e08 r7:eae0de60 r6:85318680 r5:8485e000 [ 1331.745332][ T32] r4:00000001 [ 1331.745356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.745405][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1331.745752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.745786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.745855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.745890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.745969][ T32] r4:85314040 [ 1331.746364][ T32] INFO: task kworker/0:470:4450 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.746402][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.746611][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.746838][ T32] Call trace: [ 1331.746972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.747038][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.747064][ T32] r4:00000000 [ 1331.747084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.747326][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.747360][ T32] 5d20: afd38000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.747390][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.747417][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.747442][ T32] r5:800f0013 r4:80239bb0 [ 1331.747551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.747612][ T32] r4:82ac21e4 [ 1331.747643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.747689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.747712][ T32] r4:dff95dc0 [ 1331.747758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.747974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.763714][ T32] r4:00000000 [ 1331.763772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1331.764182][ T32] r5:848f3f8c r4:848f3c00 ** 5 printk messages dropped ** [ 1331.764589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1331.765350][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.765699][ T32] INFO: task kworker/0:471:4453 blocked for more than 458 seconds. [ 1331.765757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.765899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.765947][ T32] task:kworker/0:471 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.766143][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.766265][ T32] Call trace: [ 1331.766338][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.766426][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:8495a400 [ 1331.766464][ T32] r4:8495a400 [ 1331.766498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.766565][ T32] r5:8495a400 r4:8291a680 [ 1331.766601][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.766676][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.766779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1331.766893][ T32] r4:00000000 [ 1331.766987][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.767054][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1331.767575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.777076][ T32] r7:dddced80 r6:83018000 r5:8537c38c r4:85318580 ** 5 printk messages dropped ** [ 1331.777551][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.788642][ T32] r4:85314280 ** 9 printk messages dropped ** [ 1331.790447][ T32] 5d20: b0066000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 16 printk messages dropped ** [ 1331.791291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1331.792101][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1331.793168][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.793689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.793817][ T32] r5:00001000 r4:eae3f000 [ 1331.793853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.793918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.793985][ T32] r5:8537d38c r4:8537d000 [ 1331.794052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.794175][ T32] r7:dddced80 r6:83018000 r5:8537d38c r4:85318780 [ 1331.794254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.794338][ T32] r10:61c88647 r9:8495b000 r8:853187ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.794375][ T32] r4:85318780 [ 1331.794517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.794628][ T32] r10:00000000 r9:85318780 r8:80287e08 r7:eae0de60 r6:85318880 r5:8495b000 [ 1331.794708][ T32] r4:00000001 [ 1331.794844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.794945][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1331.795019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.795105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.795167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.795224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.795264][ T32] r4:853143c0 [ 1331.795675][ T32] INFO: task kworker/0:472:4455 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.795741][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.795892][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.795968][ T32] Call trace: [ 1331.796086][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.796180][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.796247][ T32] r4:00000000 [ 1331.796359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.796438][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.796560][ T32] 5d20: b0066000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.796613][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.796657][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.796697][ T32] r5:800f0013 r4:80239bb0 [ 1331.796731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.796803][ T32] r4:82ac21e4 [ 1331.796836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.796975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.797023][ T32] r4:dff95dc0 [ 1331.797083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.797204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.797245][ T32] r4:00000000 [ 1331.797282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.797358][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.797393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.797562][ T32] r5:00001000 r4:dfdad000 [ 1331.797600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.818838][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1331.819064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.819404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.819442][ T32] r4:848b22c0 [ 1331.819478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.819598][ T32] INFO: task kworker/0:473:4456 blocked for more than 458 seconds. [ 1331.819668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.819721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.819789][ T32] task:kworker/0:473 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.819953][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.820053][ T32] Call trace: [ 1331.820112][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.820196][ T32] r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:851b0000 [ 1331.820233][ T32] r4:851b0000 [ 1331.820282][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.820382][ T32] r5:851b0000 r4:8291a680 [ 1331.820430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.820494][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.820561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 ** 4 printk messages dropped ** [ 1331.820872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314640 ** 6 printk messages dropped ** [ 1331.821352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.821680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.821992][ T32] r10:00000000 r9:85318600 r8:80287e08 r7:eae25e60 r6:85328f80 r5:851b0000 [ 1331.822034][ T32] r4:00000001 [ 1331.822069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.822148][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1331.822193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.822238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.822283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.822330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.822367][ T32] r4:853143c0 [ 1331.822981][ T32] INFO: task kworker/0:473:4456 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.823070][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.823191][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.823269][ T32] Call trace: [ 1331.823359][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.823525][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.823590][ T32] r4:00000000 [ 1331.823634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.823753][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.823804][ T32] 5d20: b01e8000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.823852][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.823934][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.823979][ T32] r5:800f0013 r4:80239bb0 [ 1331.824050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.824117][ T32] r4:82ac21e4 [ 1331.824150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.824217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.824253][ T32] r4:dff95dc0 [ 1331.824310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.824381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.824445][ T32] r4:00000000 [ 1331.824481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.824580][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.824619][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.824698][ T32] r5:00001000 r4:dfdad000 [ 1331.824731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.824814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.824884][ T32] r5:848f3f8c r4:848f3c00 [ 1331.824918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.824992][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.825034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.825111][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.825147][ T32] r4:8484f600 [ 1331.825179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.825253][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.825347][ T32] r4:00000001 [ 1331.825387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.825445][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.825489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.825535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.825608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.825659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.825723][ T32] r4:848b22c0 [ 1331.825760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.825830][ T32] INFO: task kworker/0:474:4458 blocked for more than 458 seconds. [ 1331.825885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.825924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.825957][ T32] task:kworker/0:474 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.826052][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.826212][ T32] Call trace: [ 1331.826264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.826380][ T32] r10:8291a684 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:851b5400 [ 1331.826428][ T32] r4:851b5400 [ 1331.826494][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.826592][ T32] r5:851b5400 r4:8291a680 [ 1331.826644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.826731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.826840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1331.826910][ T32] r4:00000000 [ 1331.826999][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.827110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.827175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.827242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314780 [ 1331.827307][ T32] r4:00000000 [ 1331.827374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.827477][ T32] r9:83018005 r8:851b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.827517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.827612][ T32] r5:00001000 r4:eacdd000 [ 1331.827648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.827711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.827780][ T32] r5:8537cf8c r4:8537cc00 [ 1331.827868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.858779][ T32] r7:dddced80 r6:83018000 r5:8537cf8c r4:85318800 [ 1331.858851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.859066][ T32] r10:61c88647 r9:851b5400 r8:8531882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.859115][ T32] r4:85318800 [ 1331.859220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.859307][ T32] r10:00000000 r9:85318800 r8:80287e08 r7:eae25e60 r6:85328e80 r5:851b5400 [ 1331.859345][ T32] r4:00000001 [ 1331.859623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859709][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1331.859770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.859831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.859911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.859989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.860088][ T32] r4:85314600 [ 1331.860799][ T32] INFO: task kworker/0:474:4458 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.860879][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.861038][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.861146][ T32] Call trace: [ 1331.861242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.861360][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.861444][ T32] r4:00000000 [ 1331.861505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.861595][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.861714][ T32] 5d20: b056d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.861806][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.861888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.861956][ T32] r5:800f0013 r4:80239bb0 [ 1331.862002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.862100][ T32] r4:82ac21e4 [ 1331.862209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.862305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.862368][ T32] r4:dff95dc0 [ 1331.862422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.862498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.862555][ T32] r4:00000000 [ 1331.862609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.862780][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.862823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.863013][ T32] r5:00001000 r4:dfdad000 [ 1331.863062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.863129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.863197][ T32] r5:848f3f8c r4:848f3c00 [ 1331.863230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.863327][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.863388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.863473][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.863510][ T32] r4:8484f600 [ 1331.863542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.863630][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.863760][ T32] r4:00000001 [ 1331.863795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.863855][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.863898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.863945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.863988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.864042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.864078][ T32] r4:848b22c0 [ 1331.864145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.864196][ T32] INFO: task kworker/0:475:4460 blocked for more than 458 seconds. [ 1331.864249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.864290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.864325][ T32] task:kworker/0:475 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.864428][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.864495][ T32] Call trace: [ 1331.864582][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.864662][ T32] r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:851b6c00 [ 1331.864789][ T32] r4:851b6c00 [ 1331.864983][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.865061][ T32] r5:851b6c00 r4:8291a680 [ 1331.865095][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.865157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.865256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1331.865300][ T32] r4:00000000 [ 1331.865359][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.865432][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.865835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.865907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314a40 [ 1331.866029][ T32] r4:00000000 [ 1331.866134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.866251][ T32] r9:83018005 r8:851b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.866333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.866409][ T32] r5:00001000 r4:eae45000 [ 1331.866441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.866650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.866752][ T32] r5:8537d78c r4:8537d400 [ 1331.866789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.866902][ T32] r7:dddced80 r6:83018000 r5:8537d78c r4:85318980 [ 1331.866940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.867125][ T32] r10:61c88647 r9:851b6c00 r8:853189ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.867170][ T32] r4:85318980 [ 1331.867202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.867277][ T32] r10:00000000 r9:85318980 r8:80287e08 r7:eae25e60 r6:83c2ec00 r5:851b6c00 [ 1331.867315][ T32] r4:00000001 [ 1331.867346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.867510][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 1331.867614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.867668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.867814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.867979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.892713][ T32] r4:853146c0 [ 1331.893404][ T32] INFO: task kworker/0:475:4460 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.893468][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.893604][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.893751][ T32] Call trace: [ 1331.893826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.893941][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.894023][ T32] r4:00000000 [ 1331.894083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.894222][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.894292][ T32] 5d20: b06b9000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.894358][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.894422][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.894502][ T32] r5:800f0013 r4:80239bb0 [ 1331.894579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.894764][ T32] r4:82ac21e4 [ 1331.894883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.894958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.895022][ T32] r4:dff95dc0 [ 1331.895337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.895510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.895559][ T32] r4:00000000 [ 1331.895595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.895673][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.895712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.895796][ T32] r5:00001000 r4:dfdad000 [ 1331.895878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.896004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.896113][ T32] r5:848f3f8c r4:848f3c00 [ 1331.896393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.896482][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.896520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.896791][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.896843][ T32] r4:8484f600 [ 1331.896877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.896956][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.896994][ T32] r4:00000001 [ 1331.897280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.897351][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.897403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.897451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.897495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.897560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.897632][ T32] r4:848b22c0 [ 1331.897672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.897762][ T32] INFO: task kworker/0:476:4463 blocked for more than 458 seconds. [ 1331.897870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.897916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.917015][ T32] task:kworker/0:476 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.918013][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.921335][ T32] Call trace: [ 1331.921433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.921547][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000013 r6:eae51d8c r5:851b8c00 [ 1331.921589][ T32] r4:851b8c00 [ 1331.921641][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.921773][ T32] r5:851b8c00 r4:8291a680 [ 1331.921814][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.921882][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.921953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1331.921990][ T32] r4:00000000 [ 1331.922059][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.922143][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.922210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.922281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314b80 [ 1331.922319][ T32] r4:00000000 [ 1331.922352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.922431][ T32] r9:83018005 r8:851b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1331.922486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.922564][ T32] r5:00001000 r4:eae57000 [ 1331.922600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.922666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.922736][ T32] r5:8537db8c r4:8537d800 [ 1331.922771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.922848][ T32] r7:dddced80 r6:83018000 r5:8537db8c r4:85318a00 [ 1331.922884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.922962][ T32] r10:61c88647 r9:851b8c00 r8:85318a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.923018][ T32] r4:85318a00 [ 1331.923086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.923171][ T32] r10:00000000 r9:85318a00 r8:80287e08 r7:eae3de60 r6:833cd400 r5:851b8c00 [ 1331.923214][ T32] r4:00000001 [ 1331.923264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.923360][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) ** 1 printk messages dropped ** [ 1331.923469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.924395][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1331.924831][ T32] Call trace: [ 1331.924890][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.924979][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.925070][ T32] r4:00000000 [ 1331.925109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.925226][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.925307][ T32] 5d20: b07b8000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.925370][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.925417][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.925476][ T32] r5:800f0013 r4:80239bb0 [ 1331.925523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.925617][ T32] r4:82ac21e4 [ 1331.925655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.925725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.925777][ T32] r4:dff95dc0 [ 1331.925813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.925882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.925918][ T32] r4:00000000 [ 1331.925959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.926095][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.926166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.926242][ T32] r5:00001000 r4:dfdad000 [ 1331.926279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.926371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.926445][ T32] r5:848f3f8c r4:848f3c00 [ 1331.926497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.926608][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.926648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.926725][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.926773][ T32] r4:8484f600 [ 1331.926805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.926881][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.926919][ T32] r4:00000001 [ 1331.926952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.927014][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.927060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.927123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.927174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.927223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.927279][ T32] r4:848b22c0 [ 1331.927333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.927397][ T32] INFO: task kworker/0:477:4464 blocked for more than 458 seconds. [ 1331.927455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.927497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.927562][ T32] task:kworker/0:477 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.927764][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.927837][ T32] Call trace: [ 1331.927972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.949043][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:851b9800 [ 1331.949162][ T32] r4:851b9800 [ 1331.949203][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.949310][ T32] r5:851b9800 r4:8291a680 [ 1331.949345][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.949414][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.949484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1331.949522][ T32] r4:00000000 [ 1331.949563][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.949633][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.949713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.949793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d280 [ 1331.949842][ T32] r4:00000000 [ 1331.949911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.950016][ T32] r9:83018005 r8:851b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.950076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.950192][ T32] r5:00001000 r4:e01cf000 [ 1331.950238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.950322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.950440][ T32] r5:8537f78c r4:8537f400 [ 1331.950495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.950608][ T32] r7:dddced80 r6:83018000 r5:8537f78c r4:85318a80 [ 1331.950671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.950765][ T32] r10:61c88647 r9:851b9800 r8:85318aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.950814][ T32] r4:85318a80 [ 1331.950857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.950943][ T32] r10:00000000 r9:85318a80 r8:80287e08 r7:eae51e60 r6:833cd380 r5:851b9800 [ 1331.950991][ T32] r4:00000001 [ 1331.951043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.951117][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1331.951192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.951261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.951318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.951377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.951441][ T32] r4:85314a00 [ 1331.952179][ T32] INFO: task kworker/0:477:4464 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.952280][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.952445][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.952579][ T32] Call trace: [ 1331.952647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.952745][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.952813][ T32] r4:00000000 [ 1331.952870][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.952964][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.953032][ T32] 5d20: b0a39000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.953119][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.953194][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.953259][ T32] r5:800f0013 r4:80239bb0 [ 1331.953306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.953383][ T32] r4:82ac21e4 [ 1331.953424][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.953511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.953557][ T32] r4:dff95dc0 [ 1331.953595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.953700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.953749][ T32] r4:00000000 [ 1331.953805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.953894][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.954016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.954151][ T32] r5:00001000 r4:dfdad000 [ 1331.954201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.954283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.954366][ T32] r5:848f3f8c r4:848f3c00 [ 1331.954429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.954522][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.954567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.954657][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.954702][ T32] r4:8484f600 [ 1331.954744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.954832][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.954882][ T32] r4:00000001 [ 1331.954923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.954993][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.955055][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.955113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.955168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.955227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.955276][ T32] r4:848b22c0 [ 1331.955324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.955461][ T32] INFO: task kworker/0:478:4466 blocked for more than 458 seconds. [ 1331.955550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.955608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.955649][ T32] task:kworker/0:478 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.955767][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.955871][ T32] Call trace: [ 1331.956018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.956118][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000013 r6:eae65d8c r5:851b8000 [ 1331.956179][ T32] r4:851b8000 [ 1331.956224][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.956321][ T32] r5:851b8000 r4:8291a680 [ 1331.956367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.956442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.956523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 1331.956568][ T32] r4:00000000 [ 1331.956606][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.956688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.956787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.956894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314cc0 [ 1331.956964][ T32] r4:00000000 [ 1331.957054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.957150][ T32] r9:83018005 r8:851b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1331.957196][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.957279][ T32] r5:00001000 r4:eae5d000 [ 1331.957340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.957428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.957509][ T32] r5:8537df8c r4:8537dc00 [ 1331.957567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.957662][ T32] r7:dddced80 r6:83018000 r5:8537df8c r4:85318b00 [ 1331.957709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.957808][ T32] r10:61c88647 r9:851b8000 r8:85318b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.957860][ T32] r4:85318b00 [ 1331.957921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.988411][ T32] r10:00000000 r9:85318b00 r8:80287e08 r7:eae55e60 r6:853ac000 r5:851b8000 [ 1331.988467][ T32] r4:00000001 [ 1331.988495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.988560][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1331.988593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.988626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.988653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.988684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.988707][ T32] r4:85314ac0 [ 1331.989123][ T32] INFO: task kworker/0:478:4466 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.989161][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.989236][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.989336][ T32] Call trace: [ 1331.989380][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.989470][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.989681][ T32] r4:00000000 [ 1331.989739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.989786][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.989832][ T32] 5d20: b0cc6000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.989890][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.989936][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.989977][ T32] r5:800f0013 r4:80239bb0 [ 1331.990020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.990097][ T32] r4:82ac21e4 [ 1331.990155][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.990336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.990414][ T32] r4:dff95dc0 [ 1331.990450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.990523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.990562][ T32] r4:00000000 [ 1331.990597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.990683][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.990729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.990811][ T32] r5:00001000 r4:dfdad000 [ 1331.990871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.990941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.991018][ T32] r5:848f3f8c r4:848f3c00 [ 1331.991056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.991135][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.991173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.991245][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.992501][ T32] r4:8484f600 [ 1331.992547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.992711][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1331.992779][ T32] r4:00000001 [ 1331.993011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.993111][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1331.993175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.993224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.993272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.993323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.993361][ T32] r4:848b22c0 [ 1331.993398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.993562][ T32] INFO: task kworker/1:194:4471 blocked for more than 458 seconds. [ 1331.993788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.993838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.993864][ T32] task:kworker/1:194 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.993952][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.994030][ T32] Call trace: [ 1331.994068][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.994266][ T32] r10:8291a684 r9:eae6dd84 r8:00000002 r7:60000113 r6:eae6dd8c r5:851ba400 [ 1331.994342][ T32] r4:851ba400 [ 1331.994381][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.994428][ T32] r5:851ba400 r4:8291a680 [ 1331.994483][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.994528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.994627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 [ 1331.994654][ T32] r4:00000000 [ 1331.994675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.994713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.994750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.994794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae280 [ 1331.994818][ T32] r4:00000000 [ 1331.994855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.994908][ T32] r9:83018205 r8:851ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.994932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.995004][ T32] r5:00001000 r4:e008f000 [ 1331.995050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.995170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.995237][ T32] r5:8533b38c r4:8533b000 [ 1331.995261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.995374][ T32] r7:ddde2d80 r6:83018200 r5:8533b38c r4:853ac080 [ 1331.995445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.995503][ T32] r10:61c88647 r9:851ba400 r8:853ac0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.995556][ T32] r4:853ac080 [ 1331.995606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.995658][ T32] r10:00000000 r9:853ac080 r8:80287e08 r7:eae05e60 r6:853ac100 r5:851ba400 [ 1331.995708][ T32] r4:00000001 [ 1331.995732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.995788][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) [ 1331.995827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.995859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.995887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.995918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.995941][ T32] r4:853ae1c0 [ 1331.996204][ T32] INFO: task kworker/1:194:4471 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1331.996239][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.996339][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.996390][ T32] Call trace: [ 1331.996422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.996502][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1331.996557][ T32] r4:00000000 [ 1331.996581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.996651][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1331.996686][ T32] 5d20: b0cc6000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1331.996718][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1331.996744][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.996770][ T32] r5:800f0013 r4:80239bb0 [ 1331.996845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.996897][ T32] r4:82ac21e4 [ 1331.996918][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.996988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1331.997020][ T32] r4:dff95dc0 [ 1331.997068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.997141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1331.997167][ T32] r4:00000000 [ 1331.997188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.997236][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.997281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.997357][ T32] r5:00001000 r4:dfdad000 [ 1331.997391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.997486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.997535][ T32] r5:848f3f8c r4:848f3c00 [ 1331.997558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.997608][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1331.997630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.997689][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.997814][ T32] r4:8484f600 [ 1331.997851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.998018][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.028965][ T32] r4:00000001 [ 1332.029078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.029187][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.029262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.029369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.029431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.029498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.029582][ T32] r4:848b22c0 [ 1332.029704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.029774][ T32] INFO: task kworker/0:479:4472 blocked for more than 458 seconds. [ 1332.029842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.029914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.029967][ T32] task:kworker/0:479 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.030128][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.030255][ T32] Call trace: [ 1332.030325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.030445][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:851bbc00 [ 1332.030515][ T32] r4:851bbc00 [ 1332.030566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.030650][ T32] r5:851bbc00 r4:8291a680 [ 1332.030692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.030772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.030857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1332.030907][ T32] r4:00000000 [ 1332.030947][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.031046][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.031125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.031206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314f40 [ 1332.031251][ T32] r4:00000000 [ 1332.031437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.031554][ T32] r9:83018005 r8:851bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.031710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.031800][ T32] r5:00001000 r4:e054f000 [ 1332.031865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.031989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.032102][ T32] r5:8537e38c r4:8537e000 [ 1332.032150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.032247][ T32] r7:dddced80 r6:83018000 r5:8537e38c r4:85318c00 [ 1332.032295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.032399][ T32] r10:61c88647 r9:851bbc00 r8:85318c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.032457][ T32] r4:85318c00 [ 1332.032502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.032598][ T32] r10:00000000 r9:85318c00 r8:80287e08 r7:eae55e60 r6:853ac180 r5:851bbc00 [ 1332.032647][ T32] r4:00000001 [ 1332.032690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.032784][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1332.032862][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.032929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.033004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.033136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.033202][ T32] r4:85314d80 [ 1332.033908][ T32] INFO: task kworker/0:479:4472 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.033978][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.034137][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.034228][ T32] Call trace: [ 1332.034314][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.034429][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.034480][ T32] r4:00000000 [ 1332.034537][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.034644][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.034703][ T32] 5d20: b100f000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.034790][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.034859][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.034911][ T32] r5:800f0013 r4:80239bb0 [ 1332.034956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.035040][ T32] r4:82ac21e4 [ 1332.035144][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.035236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.035312][ T32] r4:dff95dc0 [ 1332.035358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.035447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.035492][ T32] r4:00000000 [ 1332.035559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.035684][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.035731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.035812][ T32] r5:00001000 r4:dfdad000 [ 1332.035854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.035930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.036015][ T32] r5:848f3f8c r4:848f3c00 [ 1332.036059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.036149][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.036192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.036307][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.036376][ T32] r4:8484f600 [ 1332.036423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.036518][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.036621][ T32] r4:00000001 [ 1332.036697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.036791][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.036874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.036934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.037013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.037073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.037117][ T32] r4:848b22c0 [ 1332.037297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.037356][ T32] INFO: task kworker/1:195:4473 blocked for more than 458 seconds. [ 1332.037415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.037464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.037508][ T32] task:kworker/1:195 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.037599][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.037801][ T32] Call trace: [ 1332.037865][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.058498][ T32] r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:851bc800 [ 1332.058604][ T32] r4:851bc800 [ 1332.058632][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.058701][ T32] r5:851bc800 r4:8291a680 [ 1332.058723][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.058766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.058811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 [ 1332.058876][ T32] r4:00000000 [ 1332.058901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.058940][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.058981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.059067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae740 [ 1332.059107][ T32] r4:00000000 [ 1332.059131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.059184][ T32] r9:83018205 r8:851bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1332.059209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.059256][ T32] r5:00001000 r4:e0893000 [ 1332.059278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.059318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.059427][ T32] r5:8533bb8c r4:8533b800 [ 1332.059454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.059504][ T32] r7:ddde2d80 r6:83018200 r5:8533bb8c r4:853ac200 [ 1332.059526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.059576][ T32] r10:61c88647 r9:851bc800 r8:853ac22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.059619][ T32] r4:853ac200 [ 1332.059643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.059691][ T32] r10:00000000 r9:853ac200 r8:80287e08 r7:eae05e60 r6:853ac280 r5:851bc800 [ 1332.059745][ T32] r4:00000001 [ 1332.059769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.059837][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1332.059891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.059924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.059952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.060001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.060083][ T32] r4:853ae340 [ 1332.060499][ T32] INFO: task kworker/1:195:4473 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.060535][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.060605][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.060657][ T32] Call trace: [ 1332.060688][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.060743][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.060768][ T32] r4:00000000 [ 1332.060789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.060829][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.060905][ T32] 5d20: b11f5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.060939][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.060992][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.061025][ T32] r5:800f0013 r4:80239bb0 [ 1332.061102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.061148][ T32] r4:82ac21e4 [ 1332.061170][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.061242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.061271][ T32] r4:dff95dc0 [ 1332.061292][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.061336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.061385][ T32] r4:00000000 [ 1332.061409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.061481][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.061508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.061553][ T32] r5:00001000 r4:dfdad000 [ 1332.061574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.061646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.061722][ T32] r5:848f3f8c r4:848f3c00 [ 1332.061747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.061797][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.061819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.061868][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.061958][ T32] r4:8484f600 [ 1332.061983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.062037][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.062062][ T32] r4:00000001 [ 1332.062083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.062166][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.062199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.062230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.062258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.062289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.062357][ T32] r4:848b22c0 [ 1332.062412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.062484][ T32] INFO: task kworker/0:480:4476 blocked for more than 458 seconds. [ 1332.062523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.062549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.062591][ T32] task:kworker/0:480 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.062641][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.062684][ T32] Call trace: [ 1332.062736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.062786][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:851bd400 [ 1332.062809][ T32] r4:851bd400 [ 1332.062843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.062916][ T32] r5:851bd400 r4:8291a680 [ 1332.062941][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.062981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.063032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1332.063055][ T32] r4:00000000 [ 1332.063100][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.063141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.063206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.063253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae540 [ 1332.063303][ T32] r4:00000000 [ 1332.063326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.063373][ T32] r9:83018005 r8:851bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.063396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.063439][ T32] r5:00001000 r4:e0733000 [ 1332.063485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.063530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.063627][ T32] r5:8533b78c r4:8533b400 [ 1332.063670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.063721][ T32] r7:dddced80 r6:83018000 r5:8533b78c r4:85318c80 [ 1332.063743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.063802][ T32] r10:61c88647 r9:851bd400 r8:85318cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.063865][ T32] r4:85318c80 [ 1332.063889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.063961][ T32] r10:00000000 r9:85318c80 r8:80287e08 r7:eae55e60 r6:853ac300 r5:851bd400 [ 1332.063988][ T32] r4:00000001 [ 1332.064013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.064089][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1332.064121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.064151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.064179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.064208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.064232][ T32] r4:85314f00 [ 1332.064563][ T32] INFO: task kworker/0:480:4476 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.064623][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.064731][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.064777][ T32] Call trace: [ 1332.064809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.064862][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.064886][ T32] r4:00000000 [ 1332.064917][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.064961][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.065031][ T32] 5d20: b11f5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.065067][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.065094][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.065119][ T32] r5:800f0013 r4:80239bb0 [ 1332.065152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.065198][ T32] r4:82ac21e4 [ 1332.065246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.065313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.065339][ T32] r4:dff95dc0 [ 1332.065367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.065413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.065461][ T32] r4:00000000 [ 1332.065485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.065533][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.065607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.065697][ T32] r5:00001000 r4:dfdad000 [ 1332.065722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.065764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.065834][ T32] r5:848f3f8c r4:848f3c00 [ 1332.065885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.065937][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.065960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.066030][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.066065][ T32] r4:8484f600 [ 1332.066085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.066173][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.066199][ T32] r4:00000001 [ 1332.066219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.066255][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.066283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.066312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.066340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.066369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.066394][ T32] r4:848b22c0 [ 1332.066414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.066519][ T32] INFO: task kworker/1:196:4480 blocked for more than 458 seconds. [ 1332.066583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.066611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.066632][ T32] task:kworker/1:196 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.066681][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.066750][ T32] Call trace: [ 1332.066786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.066835][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:851be000 [ 1332.066858][ T32] r4:851be000 [ 1332.066880][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.066924][ T32] r5:851be000 r4:8291a680 [ 1332.066944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.066983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.067051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1332.067104][ T32] r4:00000000 [ 1332.067155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.067228][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.067313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.067362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae980 [ 1332.067397][ T32] r4:00000000 [ 1332.067447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.067496][ T32] r9:83018205 r8:851be000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.067525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.067588][ T32] r5:00001000 r4:e492d000 [ 1332.067612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.067655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.067698][ T32] r5:84737b8c r4:84737800 [ 1332.067719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.067771][ T32] r7:ddde2d80 r6:83018200 r5:84737b8c r4:853ac480 [ 1332.067794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.067866][ T32] r10:61c88647 r9:851be000 r8:853ac4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.067893][ T32] r4:853ac480 [ 1332.067914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.089648][ T32] r10:00000000 r9:853ac480 r8:80287e08 r7:eae05e60 r6:853ac380 r5:851be000 [ 1332.089740][ T32] r4:00000001 [ 1332.089768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.089832][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1332.089865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.089896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.089923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.089967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.090013][ T32] r4:853ae800 [ 1332.090438][ T32] INFO: task kworker/1:196:4480 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.090478][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.090588][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.090703][ T32] Call trace: [ 1332.090744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.090802][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.090828][ T32] r4:00000000 [ 1332.090877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.090922][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.090952][ T32] 5d20: b153b000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.091043][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.091074][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.091101][ T32] r5:800f0013 r4:80239bb0 [ 1332.091123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.091216][ T32] r4:82ac21e4 [ 1332.091248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.091294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.091335][ T32] r4:dff95dc0 [ 1332.091363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.091422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.091448][ T32] r4:00000000 [ 1332.091469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.091518][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.091542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.091586][ T32] r5:00001000 r4:dfdad000 [ 1332.091635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.091680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.091726][ T32] r5:848f3f8c r4:848f3c00 [ 1332.091747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.091797][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.091847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.091926][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.091979][ T32] r4:8484f600 [ 1332.092011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.092066][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.092091][ T32] r4:00000001 [ 1332.092112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.092150][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.092180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.092212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.092241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.092302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.092387][ T32] r4:848b22c0 [ 1332.092414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.092445][ T32] INFO: task kworker/1:197:4481 blocked for more than 458 seconds. [ 1332.092482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.092534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.092561][ T32] task:kworker/1:197 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.092640][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.092718][ T32] Call trace: [ 1332.092835][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.092888][ T32] r10:8291a684 r9:eae79d84 r8:00000002 r7:60000013 r6:eae79d8c r5:851bec00 [ 1332.092914][ T32] r4:851bec00 [ 1332.092936][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.092982][ T32] r5:851bec00 r4:8291a680 [ 1332.093017][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.093061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.093110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1332.093169][ T32] r4:00000000 [ 1332.093194][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.093246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.093288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.093334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aeb40 [ 1332.093372][ T32] r4:00000000 [ 1332.093399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.093552][ T32] r9:83018205 r8:851bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.093581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.093627][ T32] r5:00001000 r4:e4961000 [ 1332.093675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.093721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.093779][ T32] r5:8473778c r4:84737400 [ 1332.093804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.093853][ T32] r7:ddde2d80 r6:83018200 r5:8473778c r4:853ac400 [ 1332.093879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.093930][ T32] r10:61c88647 r9:851bec00 r8:853ac42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.093956][ T32] r4:853ac400 [ 1332.093977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.094098][ T32] r10:00000000 r9:853ac400 r8:80287e08 r7:ead19e60 r6:853ac500 r5:851bec00 [ 1332.094144][ T32] r4:00000001 [ 1332.094165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.094205][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1332.094234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.094265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.094295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.094343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.094376][ T32] r4:853ae800 [ 1332.094661][ T32] INFO: task kworker/1:197:4481 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.094699][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.094766][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.094844][ T32] Call trace: [ 1332.094881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.094939][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.094993][ T32] r4:00000000 [ 1332.095024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.095068][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.095134][ T32] 5d20: b153b000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.095258][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.095290][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.095316][ T32] r5:800f0013 r4:80239bb0 [ 1332.095359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.095410][ T32] r4:82ac21e4 [ 1332.095432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.095496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.095524][ T32] r4:dff95dc0 [ 1332.095570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.095620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.095645][ T32] r4:00000000 [ 1332.095683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.095760][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.095787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.095832][ T32] r5:00001000 r4:dfdad000 [ 1332.095871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.095929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.095991][ T32] r5:848f3f8c r4:848f3c00 [ 1332.096028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.096079][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.096103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.096187][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.096224][ T32] r4:8484f600 [ 1332.096245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.096322][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.096378][ T32] r4:00000001 [ 1332.096429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.096497][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.096530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.096562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.096592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.096649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.096678][ T32] r4:848b22c0 [ 1332.096701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.096729][ T32] INFO: task kworker/1:198:4483 blocked for more than 458 seconds. [ 1332.096758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.096783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.096806][ T32] task:kworker/1:198 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.096856][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.096901][ T32] Call trace: [ 1332.096936][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.096987][ T32] r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:851bb000 [ 1332.097019][ T32] r4:851bb000 [ 1332.097055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.097110][ T32] r5:851bb000 r4:8291a680 [ 1332.097247][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.097318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.097409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1332.097448][ T32] r4:00000000 [ 1332.097473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.097512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.097549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.097609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aec80 [ 1332.097695][ T32] r4:00000000 [ 1332.097748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.097803][ T32] r9:83018205 r8:851bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1332.097857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.097955][ T32] r5:00001000 r4:e89bb000 [ 1332.119620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.119725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.119790][ T32] r5:8534438c r4:85344000 [ 1332.119815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.119868][ T32] r7:ddde2d80 r6:83018200 r5:8534438c r4:853ac580 [ 1332.119896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.119950][ T32] r10:61c88647 r9:851bb000 r8:853ac5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.119979][ T32] r4:853ac580 [ 1332.120027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.120116][ T32] r10:00000000 r9:853ac580 r8:80287e08 r7:eae79e60 r6:853ac680 r5:851bb000 [ 1332.120333][ T32] r4:00000001 [ 1332.120405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.120527][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.120641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.120678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.120710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.120743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.120768][ T32] r4:853aeb00 [ 1332.121176][ T32] INFO: task kworker/1:198:4483 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.121218][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.121415][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.121577][ T32] Call trace: [ 1332.121676][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.121780][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.121953][ T32] r4:00000000 [ 1332.122019][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.122078][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.122230][ T32] 5d20: b175f000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.122278][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.122306][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.122333][ T32] r5:800f0013 r4:80239bb0 [ 1332.122443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.122493][ T32] r4:82ac21e4 [ 1332.122516][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.122563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.122588][ T32] r4:dff95dc0 [ 1332.122651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.122702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.122769][ T32] r4:00000000 [ 1332.122879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.123222][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.123252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.123301][ T32] r5:00001000 r4:dfdad000 [ 1332.123324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.123424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.123540][ T32] r5:848f3f8c r4:848f3c00 [ 1332.123572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.123624][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.123649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.123715][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.123744][ T32] r4:8484f600 [ 1332.123863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.123917][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.123941][ T32] r4:00000001 [ 1332.124064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.124178][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.124293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.124326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.124357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.124416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.124529][ T32] r4:848b22c0 [ 1332.124581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.124614][ T32] INFO: task kworker/1:199:4485 blocked for more than 458 seconds. [ 1332.124719][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.124749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.124872][ T32] task:kworker/1:199 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.124953][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.124997][ T32] Call trace: [ 1332.125099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.125150][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:851c0000 [ 1332.125174][ T32] r4:851c0000 [ 1332.125438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.125486][ T32] r5:851c0000 r4:8291a680 [ 1332.125621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.125813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.125861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1332.125885][ T32] r4:00000000 [ 1332.125904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.126014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.126310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.126380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aee80 [ 1332.126432][ T32] r4:00000000 [ 1332.126458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.126505][ T32] r9:83018205 r8:851c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.126527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.126734][ T32] r5:00001000 r4:e89f3000 [ 1332.126765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.126808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.126853][ T32] r5:8534478c r4:85344400 [ 1332.126873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.126920][ T32] r7:ddde2d80 r6:83018200 r5:8534478c r4:853ac700 [ 1332.127024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.127139][ T32] r10:61c88647 r9:851c0000 r8:853ac72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.127167][ T32] r4:853ac700 [ 1332.127187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.127255][ T32] r10:00000000 r9:853ac700 r8:80287e08 r7:eae7de60 r6:853ac600 r5:851c0000 [ 1332.127314][ T32] r4:00000001 [ 1332.127519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.127562][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1332.127609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.127642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.155268][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.155969][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.156154][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1332.156511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.157053][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1332.157709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.168913][ T32] r4:851c1800 ** 4 printk messages dropped ** [ 1332.169497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 ** 9 printk messages dropped ** [ 1332.170243][ T32] r5:00001000 r4:eaa4d000 ** 2 printk messages dropped ** [ 1332.170386][ T32] r5:85344f8c r4:85344c00 ** 3 printk messages dropped ** [ 1332.170890][ T32] r10:61c88647 r9:851c1800 r8:853ac7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.170915][ T32] r4:853ac780 [ 1332.170936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.170984][ T32] r10:00000000 r9:853ac780 r8:80287e08 r7:eae85e60 r6:853ac900 r5:851c1800 [ 1332.171016][ T32] r4:00000001 [ 1332.171037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.171114][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1332.171299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.171390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.171421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.171452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.171477][ T32] r4:853aee40 [ 1332.172061][ T32] INFO: task kworker/1:200:4487 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.172101][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.172204][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.172252][ T32] Call trace: [ 1332.172298][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.172356][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.172380][ T32] r4:00000000 [ 1332.172443][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.172487][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.172550][ T32] 5d20: b1c66000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.172584][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.172614][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.172639][ T32] r5:800f0013 r4:80239bb0 [ 1332.172714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.172760][ T32] r4:82ac21e4 [ 1332.172782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.172826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.172849][ T32] r4:dff95dc0 [ 1332.172869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.172923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.172972][ T32] r4:00000000 [ 1332.172997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.173048][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.173071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.173114][ T32] r5:00001000 r4:dfdad000 [ 1332.173184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.173254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.173303][ T32] r5:848f3f8c r4:848f3c00 [ 1332.173324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.173398][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.173425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.173476][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.173499][ T32] r4:8484f600 [ 1332.173518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.173601][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.173641][ T32] r4:00000001 [ 1332.173680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.173750][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.173801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.173833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.173861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.173900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.173924][ T32] r4:848b22c0 [ 1332.173948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.173998][ T32] INFO: task kworker/1:201:4488 blocked for more than 458 seconds. [ 1332.174070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.174125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.174171][ T32] task:kworker/1:201 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.174255][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.174425][ T32] Call trace: [ 1332.174620][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.174709][ T32] r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:851c2400 [ 1332.174736][ T32] r4:851c2400 [ 1332.174757][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.174801][ T32] r5:851c2400 r4:8291a680 [ 1332.174822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.174892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.174980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1332.175071][ T32] r4:00000000 [ 1332.175113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.175153][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.175189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.175231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69900 [ 1332.175256][ T32] r4:00000000 [ 1332.175278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.175338][ T32] r9:83018205 r8:851c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.175406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.175454][ T32] r5:00001000 r4:eaa19000 [ 1332.175501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.175552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.175599][ T32] r5:85344b8c r4:85344800 [ 1332.175620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.175693][ T32] r7:ddde2d80 r6:83018200 r5:85344b8c r4:853ac800 [ 1332.175718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.175767][ T32] r10:61c88647 r9:851c2400 r8:853ac82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.175792][ T32] r4:853ac800 [ 1332.175838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.175925][ T32] r10:00000000 r9:853ac800 r8:80287e08 r7:eae81e60 r6:853ac880 r5:851c2400 [ 1332.175951][ T32] r4:00000001 [ 1332.175984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.176030][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1332.176060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.176091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.176144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.176205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.176233][ T32] r4:853aee40 [ 1332.176536][ T32] INFO: task kworker/1:201:4488 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.176579][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.176694][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.176744][ T32] Call trace: [ 1332.176790][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.176846][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.176870][ T32] r4:00000000 [ 1332.176900][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.176953][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.176986][ T32] 5d20: b1c66000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.177022][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.177050][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.177102][ T32] r5:800f0013 r4:80239bb0 [ 1332.177128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.177170][ T32] r4:82ac21e4 [ 1332.177190][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.177252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.177308][ T32] r4:dff95dc0 [ 1332.177410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.177528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.177555][ T32] r4:00000000 [ 1332.177603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.177654][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.177703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.177751][ T32] r5:00001000 r4:dfdad000 [ 1332.177783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.177857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.177922][ T32] r5:848f3f8c r4:848f3c00 [ 1332.177998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.208532][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.208841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.209142][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.209246][ T32] r4:8484f600 [ 1332.209356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.209437][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.209468][ T32] r4:00000001 [ 1332.209493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.209539][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.209663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.209885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.209946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.209984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.210051][ T32] r4:848b22c0 [ 1332.210151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.210268][ T32] INFO: task kworker/1:202:4491 blocked for more than 458 seconds. [ 1332.210308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.210336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.210362][ T32] task:kworker/1:202 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.210976][ T32] r4:852e3000 ** 5 printk messages dropped ** [ 1332.211456][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.211813][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.212072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.212183][ T32] r5:00001000 r4:eaaf1000 [ 1332.212252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.212339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.212430][ T32] r5:85345f8c r4:85345c00 [ 1332.212478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.212576][ T32] r7:ddde2d80 r6:83018200 r5:85345f8c r4:853ac980 [ 1332.212648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.212751][ T32] r10:61c88647 r9:852e3000 r8:853ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.212803][ T32] r4:853ac980 [ 1332.212868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.212981][ T32] r10:00000000 r9:853ac980 r8:80287e08 r7:eae81e60 r6:85318d00 r5:852e3000 [ 1332.213042][ T32] r4:00000001 [ 1332.213086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.213160][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1332.213191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.213223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.213338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.213393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1332.214841][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.215474][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1332.216107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1332.216533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1332.217407][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.241168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1332.241356][ T32] Call trace: ** 2 printk messages dropped ** [ 1332.241504][ T32] r4:852e3c00 ** 4 printk messages dropped ** [ 1332.241762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 ** 8 printk messages dropped ** [ 1332.242279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.242610][ T32] r5:8534538c r4:85345000 ** 6 printk messages dropped ** [ 1332.242994][ T32] r10:00000000 r9:853aca00 r8:80287e08 r7:eae99e60 r6:85318900 r5:852e3c00 ** 10 printk messages dropped ** [ 1332.243827][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.243970][ T32] Call trace: [ 1332.244063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.244159][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.244225][ T32] r4:00000000 [ 1332.244289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.244370][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.244426][ T32] 5d20: b2228000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.244483][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.244533][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.244584][ T32] r5:800f0013 r4:80239bb0 [ 1332.244650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.244734][ T32] r4:82ac21e4 [ 1332.244778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.244912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.244968][ T32] r4:dff95dc0 [ 1332.245038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.245130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.245198][ T32] r4:00000000 [ 1332.245265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.245362][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.245417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.245500][ T32] r5:00001000 r4:dfdad000 [ 1332.245567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.245671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.245765][ T32] r5:848f3f8c r4:848f3c00 [ 1332.245810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.245907][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.246002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.246135][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.246196][ T32] r4:8484f600 [ 1332.246236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.246349][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.246408][ T32] r4:00000001 [ 1332.246449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.246539][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.246594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.246652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.246722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.246829][ T32] r4:848b22c0 [ 1332.246875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.246932][ T32] INFO: task kworker/0:481:4494 blocked for more than 458 seconds. [ 1332.247019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.247076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.247123][ T32] task:kworker/0:481 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.247219][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.247377][ T32] Call trace: [ 1332.247468][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.247565][ T32] r10:8291a684 r9:eaea5d84 r8:00000002 r7:60000113 r6:eaea5d8c r5:852e1800 [ 1332.247613][ T32] r4:852e1800 [ 1332.247656][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.247740][ T32] r5:852e1800 r4:8291a680 [ 1332.247784][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.247863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.268891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 [ 1332.269078][ T32] r4:00000000 [ 1332.269152][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.269271][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.269352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.269437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d140 [ 1332.269489][ T32] r4:00000000 [ 1332.269530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.269627][ T32] r9:83018005 r8:852e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 ** 2 printk messages dropped ** [ 1332.269840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.270132][ T32] r5:8537f38c r4:8537f000 [ 1332.270199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.270298][ T32] r7:dddced80 r6:83018000 r5:8537f38c r4:85318b80 [ 1332.270387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.270587][ T32] r4:85318b80 ** 1 printk messages dropped ** [ 1332.270853][ T32] r10:00000000 r9:85318b80 r8:80287e08 r7:eae55e60 r6:85318d80 r5:852e1800 [ 1332.270907][ T32] r4:00000001 [ 1332.270955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.271344][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1332.271418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.271479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.271534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.271593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.271641][ T32] r4:85315200 [ 1332.272364][ T32] INFO: task kworker/0:481:4494 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.272440][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272636][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272736][ T32] Call trace: [ 1332.272805][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.272948][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.273020][ T32] r4:00000000 [ 1332.273068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.273151][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.273212][ T32] 5d20: b232f000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.273353][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.273418][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.273470][ T32] r5:800f0013 r4:80239bb0 [ 1332.273560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.273908][ T32] r4:82ac21e4 [ 1332.273996][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.274129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.274184][ T32] r4:dff95dc0 [ 1332.274225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.274307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.274350][ T32] r4:00000000 [ 1332.274391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.274556][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.274614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.274702][ T32] r5:00001000 r4:dfdad000 [ 1332.274788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.274878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.274965][ T32] r5:848f3f8c r4:848f3c00 [ 1332.275131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.275254][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.275310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.275435][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.275491][ T32] r4:8484f600 [ 1332.275590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.275699][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.275748][ T32] r4:00000001 [ 1332.275861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.275946][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.276003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.276080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.276323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.276408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.276457][ T32] r4:848b22c0 [ 1332.276507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.276625][ T32] INFO: task kworker/1:204:4495 blocked for more than 458 seconds. [ 1332.276712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.276767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.276812][ T32] task:kworker/1:204 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.277073][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.277171][ T32] Call trace: [ 1332.277426][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.277525][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:852e4800 [ 1332.277572][ T32] r4:852e4800 [ 1332.277616][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1332.277941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1332.278069][ T32] r4:00000000 [ 1332.304734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.304828][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.304885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.304936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311340 [ 1332.305016][ T32] r4:00000000 [ 1332.305043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.305100][ T32] r9:83018205 r8:852e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.305125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.305174][ T32] r5:00001000 r4:eaab1000 [ 1332.305196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.305237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.305296][ T32] r5:8534578c r4:85345400 [ 1332.305322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.305389][ T32] r7:ddde2d80 r6:83018200 r5:8534578c r4:853aca80 [ 1332.305419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.305471][ T32] r10:61c88647 r9:852e4800 r8:853acaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.305496][ T32] r4:853aca80 [ 1332.305516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.305564][ T32] r10:00000000 r9:853aca80 r8:80287e08 r7:eae99e60 r6:85318e00 r5:852e4800 [ 1332.305616][ T32] r4:00000001 [ 1332.305640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.305708][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1332.305775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.305837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.305924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.306020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.306079][ T32] r4:85311100 [ 1332.306622][ T32] INFO: task kworker/1:204:4495 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.306667][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.306936][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.307019][ T32] Call trace: [ 1332.307160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.307220][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.307245][ T32] r4:00000000 [ 1332.307265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.307465][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.307537][ T32] 5d20: b257a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.307686][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.307802][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.307854][ T32] r5:800f0013 r4:80239bb0 [ 1332.307879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.307922][ T32] r4:82ac21e4 [ 1332.308016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.326833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.326927][ T32] r4:dff95dc0 [ 1332.326976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.327111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.327167][ T32] r4:00000000 [ 1332.327216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.327317][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.327409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.327539][ T32] r5:00001000 r4:dfdad000 [ 1332.327754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.327847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.327937][ T32] r5:848f3f8c r4:848f3c00 [ 1332.328091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.333777][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.333855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.333983][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.334041][ T32] r4:8484f600 [ 1332.334086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.334327][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.334444][ T32] r4:00000001 [ 1332.334498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.334650][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.334873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.334944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.335146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.335383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.335454][ T32] r4:848b22c0 [ 1332.335508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.335674][ T32] INFO: task kworker/1:205:4497 blocked for more than 458 seconds. [ 1332.335750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.335863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.335948][ T32] task:kworker/1:205 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.336074][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.336191][ T32] Call trace: [ 1332.336349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.336465][ T32] r10:8291a684 r9:eaeb1d84 r8:00000002 r7:60000013 r6:eaeb1d8c r5:852e0c00 [ 1332.336514][ T32] r4:852e0c00 [ 1332.336729][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.336823][ T32] r5:852e0c00 r4:8291a680 [ 1332.336870][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.336951][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.337044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1332.337097][ T32] r4:00000000 [ 1332.337229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.337312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.337392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.337500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311380 [ 1332.337555][ T32] r4:00000000 [ 1332.337651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.337752][ T32] r9:83018205 r8:852e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1332.337802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.337945][ T32] r5:00001000 r4:eaad3000 [ 1332.338056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.353666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.353836][ T32] r5:85345b8c r4:85345800 [ 1332.353888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.354072][ T32] r7:ddde2d80 r6:83018200 r5:85345b8c r4:853acd00 [ 1332.354289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.354395][ T32] r10:61c88647 r9:852e0c00 r8:853acd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.354492][ T32] r4:853acd00 [ 1332.354717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.354841][ T32] r10:00000000 r9:853acd00 r8:80287e08 r7:eae99e60 r6:85318e80 r5:852e0c00 [ 1332.354895][ T32] r4:00000001 [ 1332.355034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.355122][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1332.355188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.355250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.355310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.355459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.355516][ T32] r4:853114c0 [ 1332.356374][ T32] INFO: task kworker/1:205:4497 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.356601][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.356751][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.356971][ T32] Call trace: [ 1332.357054][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.357245][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.357327][ T32] r4:00000000 [ 1332.357395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.357585][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.357668][ T32] 5d20: b2bc0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.357874][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.357985][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.383398][ T32] r5:800f0013 r4:80239bb0 [ 1332.383600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.383734][ T32] r4:82ac21e4 [ 1332.383788][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.383977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.384093][ T32] r4:dff95dc0 [ 1332.384215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.384329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.384448][ T32] r4:00000000 [ 1332.384498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.384685][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.384890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.384989][ T32] r5:00001000 r4:dfdad000 [ 1332.385092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.385181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.385274][ T32] r5:848f3f8c r4:848f3c00 [ 1332.385425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.385526][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.385579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.385679][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.385848][ T32] r4:8484f600 [ 1332.385899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.385996][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.386121][ T32] r4:00000001 [ 1332.386265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.386354][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.386441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.386558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.386698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.386902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.387124][ T32] r4:848b22c0 [ 1332.387182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.387247][ T32] INFO: task kworker/1:206:4499 blocked for more than 458 seconds. [ 1332.387352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.387419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.387553][ T32] task:kworker/1:206 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.387728][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.387981][ T32] Call trace: [ 1332.399730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.399895][ T32] r10:8291a684 r9:eaeb9d84 r8:00000002 r7:60000013 r6:eaeb9d8c r5:852e6c00 [ 1332.399950][ T32] r4:852e6c00 [ 1332.400041][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.400139][ T32] r5:852e6c00 r4:8291a680 [ 1332.400304][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.400533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 [ 1332.400753][ T32] r4:00000000 [ 1332.400863][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.400943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.401041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.401133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4180 [ 1332.401326][ T32] r4:00000000 [ 1332.401394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.401569][ T32] r9:83018205 r8:852e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.402020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.402265][ T32] r5:00001000 r4:eac65000 [ 1332.402476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.402569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.402708][ T32] r5:85348b8c r4:85348800 [ 1332.402762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.403131][ T32] r7:ddde2d80 r6:83018200 r5:85348b8c r4:853acc80 [ 1332.403437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.403546][ T32] r10:61c88647 r9:852e6c00 r8:853accac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.403761][ T32] r4:853acc80 [ 1332.403813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.403914][ T32] r10:00000000 r9:853acc80 r8:80287e08 r7:eae99e60 r6:85318f00 r5:852e6c00 [ 1332.403964][ T32] r4:00000001 [ 1332.404192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.404394][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1332.404468][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.404737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.405026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.405817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.405932][ T32] r4:85311680 [ 1332.406689][ T32] INFO: task kworker/1:206:4499 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.406794][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.407004][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.407664][ T32] Call trace: [ 1332.408259][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.436935][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.437258][ T32] r4:00000000 [ 1332.437332][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.437456][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.437526][ T32] 5d20: b3276000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.437645][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.437863][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.455763][ T32] r5:800f0013 r4:80239bb0 [ 1332.455999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.456516][ T32] r4:82ac21e4 [ 1332.457289][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.457600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.457658][ T32] r4:dff95dc0 [ 1332.457705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.458115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.474212][ T32] r4:00000000 [ 1332.474446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.474587][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.474637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.474736][ T32] r5:00001000 r4:dfdad000 [ 1332.474784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.474870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.474958][ T32] r5:848f3f8c r4:848f3c00 [ 1332.475012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.475133][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.475252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.475440][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.475496][ T32] r4:8484f600 [ 1332.475542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.475747][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.475805][ T32] r4:00000001 [ 1332.475850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.476624][ T32] INFO: task kworker/1:207:4501 blocked for more than 458 seconds. [ 1332.476718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.476819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.476873][ T32] task:kworker/1:207 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.477001][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.477106][ T32] Call trace: [ 1332.477238][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.477346][ T32] r10:8291a684 r9:eaec1d84 r8:00000002 r7:60000013 r6:eaec1d8c r5:852e6000 [ 1332.477402][ T32] r4:852e6000 [ 1332.477509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.477606][ T32] r5:852e6000 r4:8291a680 [ 1332.477651][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.477732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.477896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1332.488921][ T32] r4:00000000 [ 1332.489195][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.489537][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.489736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.489839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311680 [ 1332.489913][ T32] r4:00000000 [ 1332.490119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.490238][ T32] r9:83018205 r8:852e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1332.490566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.490673][ T32] r5:00001000 r4:eab19000 [ 1332.490719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.490832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.491031][ T32] r5:8534638c r4:85346000 [ 1332.491085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.491184][ T32] r7:ddde2d80 r6:83018200 r5:8534638c r4:853acc00 [ 1332.491232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.491341][ T32] r10:61c88647 r9:852e6000 r8:853acc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.491647][ T32] r4:853acc00 [ 1332.491743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.491940][ T32] r10:00000000 r9:853acc00 r8:80287e08 r7:eaeb9e60 r6:85318f80 r5:852e6000 [ 1332.492035][ T32] r4:00000001 [ 1332.492137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.492221][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1332.492294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.492506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.492572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.492635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.492793][ T32] r4:853114c0 [ 1332.493560][ T32] INFO: task kworker/1:207:4501 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.493652][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1332.494047][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.494628][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1332.494948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.495040][ T32] r4:82ac21e4 [ 1332.495085][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.495389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.495451][ T32] r4:dff95dc0 [ 1332.495495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.495582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.495749][ T32] r4:00000000 [ 1332.496572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.496688][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.496742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.496913][ T32] r5:00001000 r4:dfdad000 [ 1332.496966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.497460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.497554][ T32] r5:848f3f8c r4:848f3c00 [ 1332.497787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.498120][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.539121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.539308][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.539364][ T32] r4:8484f600 [ 1332.539467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.539633][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.539734][ T32] r4:00000001 [ 1332.539784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.539865][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.539986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.540063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.540163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.540231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.540290][ T32] r4:848b22c0 [ 1332.540425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.540493][ T32] INFO: task kworker/1:208:4503 blocked for more than 459 seconds. [ 1332.540562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.540615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.540665][ T32] task:kworker/1:208 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.540779][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.540913][ T32] Call trace: [ 1332.541032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.541167][ T32] r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:852e0000 [ 1332.541364][ T32] r4:852e0000 [ 1332.541468][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.541619][ T32] r5:852e0000 r4:8291a680 [ 1332.541678][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.541801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.541911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1332.541986][ T32] r4:00000000 [ 1332.542083][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.542202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.542309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.542417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311800 [ 1332.542475][ T32] r4:00000000 [ 1332.542526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.542641][ T32] r9:83018205 r8:852e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.542696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.542793][ T32] r5:00001000 r4:eab31000 [ 1332.542842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.542948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.543077][ T32] r5:8534678c r4:85346400 [ 1332.543130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.543228][ T32] r7:ddde2d80 r6:83018200 r5:8534678c r4:853acb80 [ 1332.543324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.543433][ T32] r10:61c88647 r9:852e0000 r8:853acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.543553][ T32] r4:853acb80 [ 1332.543603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.543700][ T32] r10:00000000 r9:853acb80 r8:80287e08 r7:eaeb9e60 r6:85302000 r5:852e0000 ** 2 printk messages dropped ** [ 1332.543946][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1332.545189][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.546228][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.546867][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1332.547415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.580184][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1332.581266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.582094][ T32] task:kworker/1:209 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.582420][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.582517][ T32] Call trace: [ 1332.582646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.582867][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:852e5400 [ 1332.582923][ T32] r4:852e5400 [ 1332.582968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.583059][ T32] r5:852e5400 r4:8291a680 [ 1332.583104][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.583182][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.583275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1332.583394][ T32] r4:00000000 [ 1332.583457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.583550][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.583651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.583743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311980 [ 1332.583846][ T32] r4:00000000 [ 1332.584009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.584114][ T32] r9:83018205 r8:852e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1332.584316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.584425][ T32] r5:00001000 r4:eab55000 [ 1332.584475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.584630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.584752][ T32] r5:85346b8c r4:85346800 [ 1332.585214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.585318][ T32] r7:ddde2d80 r6:83018200 r5:85346b8c r4:853ace00 [ 1332.585365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.585511][ T32] r10:61c88647 r9:852e5400 r8:853ace2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.585724][ T32] r4:853ace00 [ 1332.585773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.585931][ T32] r10:00000000 r9:853ace00 r8:80287e08 r7:eaeb9e60 r6:85302080 r5:852e5400 [ 1332.586458][ T32] r4:00000001 [ 1332.586512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.586674][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1332.586783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.586877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.586970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.587083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.620509][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 14 printk messages dropped ** [ 1332.622494][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1332.624101][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.624833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.625250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1332.626353][ T32] r10:8291a684 r9:eaed9d84 r8:00000002 r7:60000113 r6:eaed9d8c r5:84598000 ** 4 printk messages dropped ** [ 1332.627004][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.627407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.652598][ T32] r5:85346f8c r4:85346c00 [ 1332.652651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.652798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.653369][ T32] r10:00000000 r9:853acd80 r8:80287e08 r7:eaeb9e60 r6:85302100 r5:84598000 ** 4 printk messages dropped ** [ 1332.653779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.654929][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.656055][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.656117][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.656170][ T32] r5:800f0013 r4:80239bb0 [ 1332.656216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.656315][ T32] r4:82ac21e4 [ 1332.656365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.656485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.656539][ T32] r4:dff95dc0 [ 1332.656583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.656671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.656724][ T32] r4:00000000 [ 1332.656784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.656898][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.656951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.657039][ T32] r5:00001000 r4:dfdad000 [ 1332.657084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.657276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.657375][ T32] r5:848f3f8c r4:848f3c00 [ 1332.657420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.657513][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.657562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.657659][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.657707][ T32] r4:8484f600 [ 1332.657770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.657870][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.657956][ T32] r4:00000001 [ 1332.678916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.679068][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.679136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.679262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.679375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.679445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.679691][ T32] r4:848b22c0 [ 1332.679748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.679810][ T32] INFO: task kworker/1:211:4510 blocked for more than 459 seconds. [ 1332.679877][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.679929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.680162][ T32] task:kworker/1:211 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.680679][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.680755][ T32] Call trace: [ 1332.680868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.681005][ T32] r10:8291a684 r9:eaee1d84 r8:00000002 r7:60000113 r6:eaee1d8c r5:84599800 [ 1332.681036][ T32] r4:84599800 [ 1332.681094][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.681149][ T32] r5:84599800 r4:8291a680 [ 1332.681173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.681217][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.681303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1332.681333][ T32] r4:00000000 [ 1332.681414][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.681459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.681502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.681550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311c00 [ 1332.681575][ T32] r4:00000000 [ 1332.681598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.681809][ T32] r9:83018205 r8:84599800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.682164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.682366][ T32] r5:00001000 r4:eab87000 [ 1332.682395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.682481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.682534][ T32] r5:8534738c r4:85347000 ** 3 printk messages dropped ** [ 1332.682873][ T32] r10:61c88647 r9:84599800 r8:853aceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1332.685282][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.686273][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1332.686799][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 14 printk messages dropped ** [ 1332.687873][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1332.713215][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.713873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 ** 7 printk messages dropped ** [ 1332.714623][ T32] r9:83018205 r8:8459b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 2 printk messages dropped ** [ 1332.714715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.714811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.714886][ T32] r5:8534778c r4:85347400 [ 1332.715063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.715147][ T32] r7:ddde2d80 r6:83018200 r5:8534778c r4:852fb000 [ 1332.715181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.715234][ T32] r10:61c88647 r9:8459b000 r8:852fb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.715258][ T32] r4:852fb000 [ 1332.715292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.715341][ T32] r10:00000000 r9:852fb000 r8:80287e08 r7:eaeb9e60 r6:85302200 r5:8459b000 [ 1332.715364][ T32] r4:00000001 [ 1332.715387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.715426][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1332.715454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.715485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.715536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.715571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.715830][ T32] r4:85311b40 [ 1332.716234][ T32] INFO: task kworker/1:212:4512 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.716327][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.716533][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.716849][ T32] Call trace: [ 1332.717031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.717124][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.717156][ T32] r4:00000000 [ 1332.717185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.717301][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.717345][ T32] 5d20: b4b42000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.717424][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.717467][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.717500][ T32] r5:800f0013 r4:80239bb0 [ 1332.717542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.717632][ T32] r4:82ac21e4 [ 1332.717662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.717720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.717751][ T32] r4:dff95dc0 [ 1332.717804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.717864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.717942][ T32] r4:00000000 [ 1332.718080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.739011][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1332.739738][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 12 printk messages dropped ** [ 1332.740720][ T32] task:kworker/1:213 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.742120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 ** 8 printk messages dropped ** [ 1332.743127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.743410][ T32] r5:85347b8c r4:85347800 [ 1332.743608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.743839][ T32] r10:61c88647 r9:84598c00 r8:852fb0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.743938][ T32] r10:00000000 r9:852fb080 r8:80287e08 r7:eaeb9e60 r6:85302280 r5:84598c00 ** 11 printk messages dropped ** [ 1332.745139][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.745706][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.746162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 14 printk messages dropped ** [ 1332.747402][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1332.748026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1332.782621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 ** 12 printk messages dropped ** [ 1332.783507][ T32] r5:85347f8c r4:85347c00 ** 2 printk messages dropped ** [ 1332.783751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.783802][ T32] r10:61c88647 r9:8459a400 r8:852fb22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.783872][ T32] r4:852fb200 [ 1332.783897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.783976][ T32] r10:00000000 r9:852fb200 r8:80287e08 r7:eaeb9e60 r6:85302300 r5:8459a400 [ 1332.784002][ T32] r4:00000001 [ 1332.784030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.784111][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1332.784151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.784182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.784210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.784241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.784291][ T32] r4:85311e80 [ 1332.784725][ T32] INFO: task kworker/1:214:4516 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.784766][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.784855][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.784994][ T32] Call trace: [ 1332.785080][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.785139][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.785190][ T32] r4:00000000 [ 1332.785215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.785301][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.785335][ T32] 5d20: b5598000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.785367][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.785513][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.785541][ T32] r5:800f0013 r4:80239bb0 [ 1332.785565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.785607][ T32] r4:82ac21e4 [ 1332.785741][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.785959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.785987][ T32] r4:dff95dc0 [ 1332.786049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.786099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.786161][ T32] r4:00000000 [ 1332.786241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.786353][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.786383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.786429][ T32] r5:00001000 r4:dfdad000 [ 1332.786451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.786492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.786536][ T32] r5:848f3f8c r4:848f3c00 [ 1332.786573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.786624][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.786745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.786798][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.786864][ T32] r4:8484f600 [ 1332.786887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.787104][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.787133][ T32] r4:00000001 [ 1332.787155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.787193][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.787249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.787311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.787477][ T32] INFO: task kworker/1:215:4517 blocked for more than 459 seconds. ** 11 printk messages dropped ** [ 1332.806393][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.806568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.806696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314fc0 [ 1332.806809][ T32] r4:00000000 [ 1332.806833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.806896][ T32] r9:83018205 r8:8459bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.806923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.807307][ T32] r5:00001000 r4:eac27000 [ 1332.807353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.807399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.807446][ T32] r5:8534838c r4:85348000 [ 1332.807483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.807599][ T32] r7:ddde2d80 r6:83018200 r5:8534838c r4:852fb280 [ 1332.807649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.807759][ T32] r10:61c88647 r9:8459bc00 r8:852fb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.807825][ T32] r4:852fb280 [ 1332.808017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.819370][ T32] r10:00000000 r9:852fb280 r8:80287e08 r7:eaeb9e60 r6:85302380 r5:8459bc00 [ 1332.819448][ T32] r4:00000001 [ 1332.819476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.819540][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1332.819591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.819628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.819659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.819693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.819719][ T32] r4:853aef80 [ 1332.820311][ T32] INFO: task kworker/1:215:4517 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.820355][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.820697][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.820751][ T32] Call trace: [ 1332.820892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.820953][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.821051][ T32] r4:00000000 [ 1332.821253][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.821462][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.821496][ T32] 5d20: b5809000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.821530][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.821695][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.821809][ T32] r5:800f0013 r4:80239bb0 [ 1332.821918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1332.823622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.824433][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1332.825134][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1332.825410][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.825803][ T32] r5:8459e000 r4:8291a680 ** 3 printk messages dropped ** [ 1332.826128][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.826376][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.826881][ T32] r5:8534878c r4:85348400 [ 1332.826978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.827057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.827293][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) ** 2 printk messages dropped ** [ 1332.827472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.827860][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.851251][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.851457][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.851704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 8 printk messages dropped ** [ 1332.852137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.852492][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1332.852729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1332.853254][ T32] r10:8291a684 r9:eaf21d84 r8:00000002 r7:60000013 r6:eaf21d8c r5:8459d400 ** 6 printk messages dropped ** [ 1332.853839][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.854296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4340 ** 7 printk messages dropped ** [ 1332.854695][ T32] r5:85348f8c r4:85348c00 [ 1332.854720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.855046][ T32] r10:00000000 r9:852fb300 r8:80287e08 r7:eaeb9e60 r6:85302480 r5:8459d400 ** 6 printk messages dropped ** [ 1332.855673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.856555][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.856583][ T32] r4:00000000 [ 1332.856633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.856677][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.856784][ T32] 5d20: b5a89000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.856820][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.856965][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.857032][ T32] r5:800f0013 r4:80239bb0 [ 1332.857058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.857142][ T32] r4:82ac21e4 [ 1332.857177][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.857224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.857251][ T32] r4:dff95dc0 [ 1332.857317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.857494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.857529][ T32] r4:00000000 [ 1332.857551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.857665][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.857761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.857808][ T32] r5:00001000 r4:dfdad000 [ 1332.857840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.857881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.857963][ T32] r5:848f3f8c r4:848f3c00 [ 1332.876670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.876874][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.876918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.877021][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.877066][ T32] r4:8484f600 [ 1332.877093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.877177][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.877207][ T32] r4:00000001 [ 1332.877262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.877309][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.877342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.877374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.877428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.877463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.877488][ T32] r4:848b22c0 [ 1332.877521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.877568][ T32] INFO: task kworker/1:218:4524 blocked for more than 459 seconds. [ 1332.877639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.877678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.877728][ T32] task:kworker/1:218 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.877793][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.877838][ T32] Call trace: [ 1332.877981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.888889][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000013 r6:eaf29d8c r5:851a4800 [ 1332.888941][ T32] r4:851a4800 [ 1332.889020][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.889123][ T32] r5:851a4800 r4:8291a680 [ 1332.889150][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.889243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 ** 4 printk messages dropped ** [ 1332.889421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4680 ** 7 printk messages dropped ** [ 1332.889795][ T32] r5:85349b8c r4:85349800 [ 1332.889817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.890072][ T32] r10:00000000 r9:852fb380 r8:80287e08 r7:eaf21e60 r6:85302500 r5:851a4800 ** 13 printk messages dropped ** [ 1332.891392][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 11 printk messages dropped ** [ 1332.891806][ T32] r4:dff95dc0 [ 1332.891911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.891965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.891989][ T32] r4:00000000 [ 1332.892017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.892065][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.892088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.892134][ T32] r5:00001000 r4:dfdad000 [ 1332.892221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.892298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.892348][ T32] r5:848f3f8c r4:848f3c00 [ 1332.892402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.892458][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.892482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.892584][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.892619][ T32] r4:8484f600 [ 1332.892639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.892689][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.892738][ T32] r4:00000001 [ 1332.892781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.892822][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.892849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.892879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.892907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.892938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.892962][ T32] r4:848b22c0 [ 1332.892984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.893021][ T32] INFO: task kworker/1:219:4525 blocked for more than 459 seconds. [ 1332.893058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.893084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.893107][ T32] task:kworker/1:219 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.893155][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.893199][ T32] Call trace: [ 1332.893261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.893379][ T32] r10:8291a684 r9:eaf2dd84 r8:00000002 r7:60000013 r6:eaf2dd8c r5:852e2400 [ 1332.893494][ T32] r4:852e2400 [ 1332.893745][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.893796][ T32] r5:852e2400 r4:8291a680 [ 1332.893818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.893892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.893941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf2de08 [ 1332.894091][ T32] r4:00000000 [ 1332.894152][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.894217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.894260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.894312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4480 [ 1332.894348][ T32] r4:00000000 [ 1332.894376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.894424][ T32] r9:83018205 r8:852e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.894446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.894502][ T32] r5:00001000 r4:ead33000 [ 1332.894554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.894598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.894643][ T32] r5:8534938c r4:85349000 [ 1332.894665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.894712][ T32] r7:ddde2d80 r6:83018200 r5:8534938c r4:852fb480 [ 1332.894760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.894831][ T32] r10:61c88647 r9:852e2400 r8:852fb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.894858][ T32] r4:852fb480 [ 1332.894880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.894928][ T32] r10:00000000 r9:852fb480 r8:80287e08 r7:eaf29e60 r6:85302580 r5:852e2400 [ 1332.894950][ T32] r4:00000001 [ 1332.894969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1332.895248][ T32] r4:852b4580 ** 1 printk messages dropped ** [ 1332.895611][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.895681][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.895836][ T32] Call trace: [ 1332.895907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.895966][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.896017][ T32] r4:00000000 [ 1332.896043][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.896084][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.896151][ T32] 5d20: b5f5d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.896197][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.896266][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.896300][ T32] r5:800f0013 r4:80239bb0 [ 1332.896325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.896368][ T32] r4:82ac21e4 [ 1332.896391][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.896435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.896472][ T32] r4:dff95dc0 [ 1332.896496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.896571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.896623][ T32] r4:00000000 [ 1332.896648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.896889][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.896924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.897011][ T32] r5:00001000 r4:dfdad000 [ 1332.897201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.897258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.897307][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1332.897694][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.915865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.916373][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.916699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 ** 12 printk messages dropped ** [ 1332.917354][ T32] r5:8534978c r4:85349400 [ 1332.917382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.917508][ T32] r10:61c88647 r9:8459c800 r8:852fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.918051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.933018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.933115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.933149][ T32] r4:852b43c0 [ 1332.934026][ T32] INFO: task kworker/1:220:4527 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.934076][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.934198][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.934265][ T32] Call trace: [ 1332.934299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.934360][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.934387][ T32] r4:00000000 [ 1332.934408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.934451][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.934482][ T32] 5d20: b6334000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.934531][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.934563][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.934620][ T32] r5:800f0013 r4:80239bb0 [ 1332.934658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.934802][ T32] r4:82ac21e4 [ 1332.934841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.934893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.934945][ T32] r4:dff95dc0 [ 1332.935013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.935063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1332.935088][ T32] r4:00000000 [ 1332.935109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.935158][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.935191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.935236][ T32] r5:00001000 r4:dfdad000 [ 1332.935454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.935502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.935547][ T32] r5:848f3f8c r4:848f3c00 [ 1332.935568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.935619][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1332.935641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.935690][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.935715][ T32] r4:8484f600 [ 1332.935734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.935781][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1332.935806][ T32] r4:00000001 [ 1332.935852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.935929][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.935974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.936017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.936047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.936077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.936101][ T32] r4:848b22c0 [ 1332.936151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.936214][ T32] INFO: task kworker/1:221:4529 blocked for more than 459 seconds. [ 1332.936257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.936284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.936307][ T32] task:kworker/1:221 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.936355][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.936456][ T32] Call trace: [ 1332.936504][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.936584][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:852e8000 [ 1332.936626][ T32] r4:852e8000 [ 1332.936651][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.936695][ T32] r5:852e8000 r4:8291a680 [ 1332.936728][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.936812][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.936861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1332.936912][ T32] r4:00000000 [ 1332.936961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.937027][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.937121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.937196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b49c0 ** 2 printk messages dropped ** [ 1332.937291][ T32] r9:83018205 r8:852e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 1332.937423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.937492][ T32] r5:8534a38c r4:8534a000 [ 1332.937556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.937637][ T32] r7:ddde2d80 r6:83018200 r5:8534a38c r4:852fb400 [ 1332.937664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.937713][ T32] r10:61c88647 r9:852e8000 r8:852fb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.937762][ T32] r4:852fb400 [ 1332.937786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.937835][ T32] r10:00000000 r9:852fb400 r8:80287e08 r7:eaf29e60 r6:85302680 r5:852e8000 [ 1332.937963][ T32] r4:00000001 [ 1332.958723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.958812][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 1332.958873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.958929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.959015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.959056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.959101][ T32] r4:852b45c0 [ 1332.959524][ T32] INFO: task kworker/1:221:4529 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.959565][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.959875][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.959928][ T32] Call trace: [ 1332.960134][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.960199][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1332.960250][ T32] r4:00000000 [ 1332.960283][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.960370][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1332.960477][ T32] 5d20: b66f9000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1332.960514][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1332.960543][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.960568][ T32] r5:800f0013 r4:80239bb0 [ 1332.960678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.960728][ T32] r4:82ac21e4 [ 1332.960997][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.961100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1332.961128][ T32] r4:dff95dc0 [ 1332.961524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.961634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1332.961987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1332.963155][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1332.963864][ T32] task:kworker/1:222 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.965582][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.965951][ T32] r5:85349f8c r4:85349c00 [ 1332.965972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.966541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1332.990050][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1332.991213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1332.992155][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1332.992182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.992253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.992284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.992315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.992338][ T32] r4:848b22c0 [ 1332.992536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.992571][ T32] INFO: task kworker/1:223:4534 blocked for more than 459 seconds. [ 1332.992932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.993115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.993143][ T32] task:kworker/1:223 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.993203][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.993249][ T32] Call trace: [ 1332.993329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.993386][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:851c5400 [ 1332.993468][ T32] r4:851c5400 [ 1332.993494][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.993697][ T32] r5:851c5400 r4:8291a680 [ 1332.993721][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.993764][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.993907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1332.994012][ T32] r4:00000000 [ 1332.994037][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.994077][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.994133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.994331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4c80 [ 1332.994363][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.994795][ T32] r5:8534ab8c r4:8534a800 [ 1332.994817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.994863][ T32] r7:ddde2d80 r6:83018200 r5:8534ab8c r4:852fb680 [ 1332.994884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.994932][ T32] r10:61c88647 r9:851c5400 r8:852fb6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.994956][ T32] r4:852fb680 [ 1332.995031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.995083][ T32] r10:00000000 r9:852fb680 r8:80287e08 r7:eaf39e60 r6:852fb780 r5:851c5400 [ 1332.995161][ T32] r4:00000001 [ 1332.995184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.995436][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1332.995494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.995528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.995568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.995601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.995645][ T32] r4:852b4780 [ 1332.996117][ T32] INFO: task kworker/1:223:4534 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1332.996159][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.997194][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1333.026578][ T32] r5:00001000 r4:dfdad000 ** 9 printk messages dropped ** [ 1333.029000][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 14 printk messages dropped ** [ 1333.030513][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.031411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 ** 8 printk messages dropped ** [ 1333.032245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.032350][ T32] r5:00001000 r4:eadb5000 [ 1333.032380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.032521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.032580][ T32] r5:8534a78c r4:8534a400 [ 1333.033031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.033093][ T32] r7:ddde2d80 r6:83018200 r5:8534a78c r4:852fb180 [ 1333.033138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.033224][ T32] r10:61c88647 r9:851c6000 r8:852fb1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.033251][ T32] r4:852fb180 [ 1333.033278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.033326][ T32] r10:00000000 r9:852fb180 r8:80287e08 r7:eaf3de60 r6:852fb880 r5:851c6000 [ 1333.033349][ T32] r4:00000001 [ 1333.033369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.033407][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1333.033450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.033632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.033752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.033787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.033811][ T32] r4:852b4c00 [ 1333.034284][ T32] INFO: task kworker/1:224:4536 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.035095][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.035343][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.035578][ T32] Call trace: [ 1333.035611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.035668][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.035693][ T32] r4:00000000 [ 1333.035714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.035787][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.035846][ T32] 5d20: b6ab5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.035902][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.035950][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.035980][ T32] r5:800f0013 r4:80239bb0 [ 1333.036025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.036164][ T32] r4:82ac21e4 [ 1333.036205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.036303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.036356][ T32] r4:dff95dc0 [ 1333.036381][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.036637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.036739][ T32] r4:00000000 [ 1333.036766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.036814][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.036837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.036880][ T32] r5:00001000 r4:dfdad000 [ 1333.036903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.036945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.037018][ T32] r5:848f3f8c r4:848f3c00 [ 1333.037044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.037102][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.037136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.037211][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.037239][ T32] r4:8484f600 [ 1333.037262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.037312][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.037336][ T32] r4:00000001 [ 1333.037396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.037440][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.037469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.037498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.037526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.037558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.037581][ T32] r4:848b22c0 [ 1333.037603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.037632][ T32] INFO: task kworker/1:225:4538 blocked for more than 459 seconds. [ 1333.037663][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.037689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.037710][ T32] task:kworker/1:225 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.037876][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.062532][ T32] Call trace: [ 1333.062772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.062887][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:851c6c00 [ 1333.063098][ T32] r4:851c6c00 [ 1333.063149][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.063234][ T32] r5:851c6c00 r4:8291a680 [ 1333.063288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.063349][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.063534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1333.063676][ T32] r4:00000000 [ 1333.063715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.063792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.064169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.064270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85315b00 [ 1333.064300][ T32] r4:00000000 [ 1333.064331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.064402][ T32] r9:83018205 r8:851c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1333.064430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.064479][ T32] r5:00001000 r4:eaf55000 [ 1333.064501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.064822][ T32] r5:8534b38c r4:8534b000 ** 1 printk messages dropped ** [ 1333.065044][ T32] r7:ddde2d80 r6:83018200 r5:8534b38c r4:852fb700 ** 1 printk messages dropped ** [ 1333.065122][ T32] r10:61c88647 r9:851c6c00 r8:852fb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.065147][ T32] r4:852fb700 [ 1333.065168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.065217][ T32] r10:00000000 r9:852fb700 r8:80287e08 r7:eaf3de60 r6:852fb980 r5:851c6c00 [ 1333.065239][ T32] r4:00000001 [ 1333.065262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.065302][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1333.065334][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.066437][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.066795][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1333.067229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.067793][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 13 printk messages dropped ** [ 1333.087119][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.095019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 ** 7 printk messages dropped ** [ 1333.095650][ T32] r9:83018205 r8:851c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1333.096015][ T32] r5:8534af8c r4:8534ac00 [ 1333.096042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.096167][ T32] r10:61c88647 r9:851c3c00 r8:852fb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.096846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.097557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.113056][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1333.113367][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1333.114088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.115831][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.116811][ T32] INFO: task kworker/1:227:4543 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.117598][ T32] r4:851c3000 [ 1333.117622][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.117671][ T32] r5:851c3000 r4:8291a680 [ 1333.117692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.117733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.117778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1333.117803][ T32] r4:00000000 [ 1333.117824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.117867][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.117915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.142420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c140 [ 1333.142827][ T32] r4:00000000 [ 1333.142889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.142969][ T32] r9:83018205 r8:851c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1333.142995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.143228][ T32] r5:00001000 r4:eaf77000 [ 1333.143255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.143304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.144768][ T32] r5:8534bf8c r4:8534bc00 [ 1333.144816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.144871][ T32] r7:ddde2d80 r6:83018200 r5:8534bf8c r4:852fb900 [ 1333.144895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.144949][ T32] r10:61c88647 r9:851c3000 r8:852fb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.145035][ T32] r4:852fb900 [ 1333.145964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.146477][ T32] r10:00000000 r9:852fb900 r8:80287e08 r7:eaf45e60 r6:852fbb00 r5:851c3000 [ 1333.146514][ T32] r4:00000001 [ 1333.147758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.148030][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1333.161691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.161750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.161781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.161817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.161843][ T32] r4:85315000 [ 1333.162328][ T32] INFO: task kworker/1:227:4543 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.162421][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.162791][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.163180][ T32] Call trace: [ 1333.163753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.164454][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.164486][ T32] r4:00000000 [ 1333.164508][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.164555][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.164587][ T32] 5d20: b7440000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.164661][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.164692][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.164719][ T32] r5:800f0013 r4:80239bb0 [ 1333.164774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.164841][ T32] r4:82ac21e4 [ 1333.165030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.165082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.165107][ T32] r4:dff95dc0 [ 1333.165129][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.165173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.165468][ T32] r4:00000000 [ 1333.165496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.165547][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.165574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.165762][ T32] r5:00001000 r4:dfdad000 [ 1333.165828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.165984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.166047][ T32] r5:848f3f8c r4:848f3c00 [ 1333.166071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.166167][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.166194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.166247][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.166275][ T32] r4:8484f600 [ 1333.166322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.166381][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.166407][ T32] r4:00000001 [ 1333.166427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.166464][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.166492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.166551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.166608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.166654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.166736][ T32] r4:848b22c0 [ 1333.166817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.166859][ T32] INFO: task kworker/1:228:4544 blocked for more than 459 seconds. [ 1333.166898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.167083][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.167510][ T32] r5:851c0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1333.167824][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.189533][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.190781][ T32] r5:8534b78c r4:8534b400 [ 1333.190821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.190952][ T32] r10:61c88647 r9:851c0c00 r8:852fbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.191431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.192311][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.193205][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.193243][ T32] 5d20: b7852000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.193378][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.193751][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.193780][ T32] r5:800f0013 r4:80239bb0 [ 1333.193809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.194030][ T32] r4:82ac21e4 [ 1333.194159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.194217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.194243][ T32] r4:dff95dc0 [ 1333.194264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.194355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.194386][ T32] r4:00000000 [ 1333.194407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.194455][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.194477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.194520][ T32] r5:00001000 r4:dfdad000 [ 1333.194541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.194584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.194632][ T32] r5:848f3f8c r4:848f3c00 [ 1333.194654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.194704][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.194727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.194805][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.194832][ T32] r4:8484f600 [ 1333.194885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.195041][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.195071][ T32] r4:00000001 [ 1333.195092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.195130][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.195159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.195190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.195219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.195326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.195360][ T32] r4:848b22c0 [ 1333.195391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.195443][ T32] INFO: task kworker/1:229:4545 blocked for more than 459 seconds. [ 1333.195562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.195596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.195619][ T32] task:kworker/1:229 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.195811][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.196005][ T32] Call trace: [ 1333.196227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.196290][ T32] r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:853e8000 [ 1333.196314][ T32] r4:853e8000 [ 1333.196336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.196386][ T32] r5:853e8000 r4:8291a680 [ 1333.196408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.196450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.196494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 1333.196517][ T32] r4:00000000 [ 1333.196537][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.196571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.196607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.196684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c040 [ 1333.196799][ T32] r4:00000000 [ 1333.196823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.196906][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1333.196932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.196977][ T32] r5:00001000 r4:eaf69000 [ 1333.197036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.197119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.197165][ T32] r5:8534bb8c r4:8534b800 [ 1333.197188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.197244][ T32] r7:ddde2d80 r6:83018200 r5:8534bb8c r4:852fbc00 [ 1333.197355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.197431][ T32] r10:61c88647 r9:853e8000 r8:852fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.197866][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) ** 2 printk messages dropped ** [ 1333.224475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.225130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.225517][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 6 printk messages dropped ** [ 1333.225785][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1333.226047][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1333.226527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.226838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.227172][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.228031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.243240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c5c0 ** 7 printk messages dropped ** [ 1333.244102][ T32] r5:85354b8c r4:85354800 [ 1333.244154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.244536][ T32] r10:61c88647 r9:853e8c00 r8:852fbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.245772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.245982][ T32] r4:8529c100 [ 1333.246721][ T32] INFO: task kworker/1:230:4548 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.246818][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.246960][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.247385][ T32] Call trace: [ 1333.247673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.247844][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.248124][ T32] r4:00000000 [ 1333.273717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.273876][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.273951][ T32] 5d20: b7df5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.274144][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.274214][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.274271][ T32] r5:800f0013 r4:80239bb0 [ 1333.274324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.274433][ T32] r4:82ac21e4 [ 1333.274504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.274623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.274684][ T32] r4:dff95dc0 [ 1333.274735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.274823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.274870][ T32] r4:00000000 [ 1333.274935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.275044][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.275098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.275200][ T32] r5:00001000 r4:dfdad000 [ 1333.275251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.275348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.275532][ T32] r5:848f3f8c r4:848f3c00 [ 1333.275596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.275705][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.275800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.275911][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.275989][ T32] r4:8484f600 [ 1333.276054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.276149][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.276201][ T32] r4:00000001 [ 1333.276248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.276323][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.276385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.276449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.276510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.276593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.276640][ T32] r4:848b22c0 [ 1333.276691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.276781][ T32] INFO: task kworker/1:231:4550 blocked for more than 459 seconds. [ 1333.276861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.276918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.277022][ T32] task:kworker/1:231 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.277155][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.277253][ T32] Call trace: [ 1333.277358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.277490][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000113 r6:eafa1d8c r5:852e8c00 [ 1333.277550][ T32] r4:852e8c00 [ 1333.277600][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.277694][ T32] r5:852e8c00 r4:8291a680 [ 1333.277746][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.277842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.285889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 1333.286044][ T32] r4:00000000 [ 1333.286096][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1333.286346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.287114][ T32] r5:8535438c r4:85354000 [ 1333.287456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.287815][ T32] r4:852fbe80 ** 5 printk messages dropped ** [ 1333.299246][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.300949][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 9 printk messages dropped ** [ 1333.301650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1333.302817][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1333.303334][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1333.303863][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1333.304365][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.305055][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.305787][ T32] r5:00001000 r4:eafa3000 ** 2 printk messages dropped ** [ 1333.306066][ T32] r5:8535478c r4:85354400 ** 1 printk messages dropped ** [ 1333.306273][ T32] r7:ddde2d80 r6:83018200 r5:8535478c r4:852fbf80 [ 1333.306371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.306480][ T32] r10:61c88647 r9:852e9800 r8:852fbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.306530][ T32] r4:852fbf80 [ 1333.306573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.306665][ T32] r10:00000000 r9:852fbf80 r8:80287e08 r7:eaf6de60 r6:85302780 r5:852e9800 [ 1333.306716][ T32] r4:00000001 [ 1333.306889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.306994][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1333.307068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.307130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.307191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.307258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.307313][ T32] r4:8529c380 [ 1333.307801][ T32] INFO: task kworker/1:232:4551 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.307877][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.329250][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.329410][ T32] Call trace: [ 1333.329487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.329605][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.329659][ T32] r4:00000000 [ 1333.329705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.329783][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.329842][ T32] 5d20: b80bf000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.329903][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.329955][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.330124][ T32] r5:800f0013 r4:80239bb0 [ 1333.330186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.330289][ T32] r4:82ac21e4 [ 1333.330339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.330439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.330495][ T32] r4:dff95dc0 [ 1333.330545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.330639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.330697][ T32] r4:00000000 [ 1333.330747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.330850][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.330903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.330998][ T32] r5:00001000 r4:dfdad000 [ 1333.331059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.331147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.331233][ T32] r5:848f3f8c r4:848f3c00 [ 1333.331300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.331420][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.331474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.331573][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.331627][ T32] r4:8484f600 [ 1333.331675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.331775][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.331835][ T32] r4:00000001 [ 1333.331904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.331985][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.332059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.332129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.332189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.332249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.332322][ T32] r4:848b22c0 [ 1333.332401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.332479][ T32] INFO: task kworker/1:233:4553 blocked for more than 459 seconds. [ 1333.332560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.332614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.332661][ T32] task:kworker/1:233 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.332757][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.332851][ T32] Call trace: [ 1333.332917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.333043][ T32] r10:8291a684 r9:eafb9d84 r8:00000002 r7:60000013 r6:eafb9d8c r5:852ea400 [ 1333.333103][ T32] r4:852ea400 [ 1333.333154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.333256][ T32] r5:852ea400 r4:8291a680 [ 1333.333308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.333418][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.333522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1333.333573][ T32] r4:00000000 [ 1333.333621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1333.333843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c980 ** 7 printk messages dropped ** [ 1333.334465][ T32] r5:8535578c r4:85355400 ** 2 printk messages dropped ** [ 1333.334694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.334798][ T32] r10:61c88647 r9:852ea400 r8:853acf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.334853][ T32] r4:853acf00 [ 1333.334901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.335005][ T32] r10:00000000 r9:853acf00 r8:80287e08 r7:eaf6de60 r6:85302800 r5:852ea400 [ 1333.335093][ T32] r4:00000001 [ 1333.335150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.335237][ T32] Exception stack(0xeafb9fb0 to 0xeafb9ff8) [ 1333.335309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.335474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.335584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.335659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.335706][ T32] r4:8529c400 [ 1333.336393][ T32] INFO: task kworker/1:233:4553 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.336499][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.336651][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.336753][ T32] Call trace: [ 1333.336821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.336932][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.336991][ T32] r4:00000000 [ 1333.337051][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.337131][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.337195][ T32] 5d20: b80bf000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.337265][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.337350][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.337417][ T32] r5:800f0013 r4:80239bb0 [ 1333.337466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.337549][ T32] r4:82ac21e4 [ 1333.337589][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.337677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.337728][ T32] r4:dff95dc0 [ 1333.337770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.365794][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.367144][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1333.379800][ T32] INFO: task kworker/1:234:4555 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1333.381098][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.382026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.382436][ T32] r10:61c88647 r9:852eb000 r8:852fbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1333.384223][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.385155][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1333.385824][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 14 printk messages dropped ** [ 1333.386939][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 10 printk messages dropped ** [ 1333.387712][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.417833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c840 ** 3 printk messages dropped ** [ 1333.423563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.423671][ T32] r5:00001000 r4:eafcd000 [ 1333.423760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.423853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.424020][ T32] r5:8535538c r4:85355000 [ 1333.424080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.424177][ T32] r7:ddde2d80 r6:83018200 r5:8535538c r4:85288000 [ 1333.424247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.424346][ T32] r10:61c88647 r9:852ed400 r8:8528802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.424404][ T32] r4:85288000 [ 1333.424452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.424551][ T32] r10:00000000 r9:85288000 r8:80287e08 r7:eafb9e60 r6:85302900 r5:852ed400 [ 1333.424604][ T32] r4:00000001 [ 1333.424692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.424772][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1333.424835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.424893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.424950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.425036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.425096][ T32] r4:8529c680 [ 1333.425788][ T32] INFO: task kworker/1:235:4557 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.425935][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.426126][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.426257][ T32] Call trace: [ 1333.426329][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.426437][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.426495][ T32] r4:00000000 [ 1333.426543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.426992][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.427133][ T32] 5d20: b8572000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.427316][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.427385][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.427437][ T32] r5:800f0013 r4:80239bb0 [ 1333.427484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.427558][ T32] r4:82ac21e4 [ 1333.427640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.427764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.427848][ T32] r4:dff95dc0 [ 1333.427918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.441975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.442208][ T32] r4:00000000 [ 1333.442332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.442478][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.442530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.442627][ T32] r5:00001000 r4:dfdad000 [ 1333.442667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.442740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.442816][ T32] r5:848f3f8c r4:848f3c00 [ 1333.442861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.442956][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.443008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.443133][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.443201][ T32] r4:8484f600 [ 1333.443271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.443392][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.443461][ T32] r4:00000001 [ 1333.443510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.443591][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.443672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.443748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.443809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.444159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.444862][ T32] r4:852ebc00 ** 4 printk messages dropped ** [ 1333.445272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 ** 7 printk messages dropped ** [ 1333.445921][ T32] r9:83018205 r8:852ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 4 printk messages dropped ** [ 1333.446295][ T32] r5:85355b8c r4:85355800 ** 1 printk messages dropped ** [ 1333.446430][ T32] r7:ddde2d80 r6:83018200 r5:85355b8c r4:85288080 ** 5 printk messages dropped ** [ 1333.446943][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.447461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.469087][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.469587][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1333.470437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1333.471655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.471750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.471834][ T32] r5:848f3f8c r4:848f3c00 [ 1333.471903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.472002][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.472058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.472153][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.472200][ T32] r4:8484f600 [ 1333.472246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.472368][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.472427][ T32] r4:00000001 [ 1333.472469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.472544][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.472621][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.472736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.472827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.472893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.472940][ T32] r4:848b22c0 [ 1333.472983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.473043][ T32] INFO: task kworker/1:237:4562 blocked for more than 459 seconds. [ 1333.473133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.473195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.473239][ T32] task:kworker/1:237 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.473351][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.473535][ T32] Call trace: [ 1333.473876][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.474094][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000113 r6:eade5d8c r5:852ee000 [ 1333.474189][ T32] r4:852ee000 [ 1333.474257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.474361][ T32] r5:852ee000 r4:8291a680 [ 1333.474449][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.474545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.474640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1333.474705][ T32] r4:00000000 [ 1333.474774][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.474862][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.474991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.475105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852852c0 [ 1333.475180][ T32] r4:00000000 [ 1333.475236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.475331][ T32] r9:83018205 r8:852ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.475385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.475467][ T32] r5:00001000 r4:eac9b000 [ 1333.475510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.475584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.475696][ T32] r5:85357b8c r4:85357800 [ 1333.475747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.475845][ T32] r7:ddde2d80 r6:83018200 r5:85357b8c r4:85288180 [ 1333.475891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.476006][ T32] r10:61c88647 r9:852ee000 r8:852881ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.476094][ T32] r4:85288180 [ 1333.476155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.476267][ T32] r10:00000000 r9:85288180 r8:80287e08 r7:eade1e60 r6:85302a00 r5:852ee000 [ 1333.476322][ T32] r4:00000001 [ 1333.476369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.476449][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1333.476554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.476630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.476697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.476756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.476831][ T32] r4:8529cb00 [ 1333.477537][ T32] INFO: task kworker/1:237:4562 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.477628][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.477744][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.477846][ T32] Call trace: [ 1333.477913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.512583][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.512686][ T32] r4:00000000 [ 1333.512730][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.512846][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.512988][ T32] 5d20: b89d2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.513064][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.513115][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.513199][ T32] r5:800f0013 r4:80239bb0 [ 1333.513250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.513341][ T32] r4:82ac21e4 [ 1333.513390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.513578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.513667][ T32] r4:dff95dc0 [ 1333.513722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.513897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.513949][ T32] r4:00000000 [ 1333.514015][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.514140][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.514191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.514281][ T32] r5:00001000 r4:dfdad000 [ 1333.514327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.514568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.514755][ T32] r5:848f3f8c r4:848f3c00 [ 1333.515131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.515537][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.515631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.515742][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.515798][ T32] r4:8484f600 [ 1333.515890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.516014][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.516072][ T32] r4:00000001 [ 1333.516123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.516208][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.516272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.516340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.516412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.516481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.516535][ T32] r4:848b22c0 [ 1333.516592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.516658][ T32] INFO: task kworker/1:238:4564 blocked for more than 460 seconds. [ 1333.516723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.516773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.516861][ T32] task:kworker/1:238 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.517000][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.517122][ T32] Call trace: [ 1333.517405][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.517502][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000013 r6:eade9d8c r5:852eec00 [ 1333.517554][ T32] r4:852eec00 [ 1333.517621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.517714][ T32] r5:852eec00 r4:8291a680 [ 1333.517758][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.517841][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.533069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 ** 3 printk messages dropped ** [ 1333.533410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.534478][ T32] r5:85355f8c r4:85355c00 [ 1333.534528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.534621][ T32] r7:ddde2d80 r6:83018200 r5:85355f8c r4:85288280 [ 1333.534673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.534987][ T32] r10:61c88647 r9:852eec00 r8:852882ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.535310][ T32] r4:85288280 [ 1333.535432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.535538][ T32] r10:00000000 r9:85288280 r8:80287e08 r7:eade5e60 r6:85302a80 r5:852eec00 [ 1333.535591][ T32] r4:00000001 [ 1333.535640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.535723][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1333.535784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.535842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.535965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.536080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.536135][ T32] r4:8529c940 [ 1333.536859][ T32] INFO: task kworker/1:238:4564 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.536949][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.537191][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.537318][ T32] Call trace: [ 1333.537397][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.537497][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.537551][ T32] r4:00000000 [ 1333.537654][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.537772][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.537894][ T32] 5d20: b89d2000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.552390][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.552565][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.552628][ T32] r5:800f0013 r4:80239bb0 [ 1333.552681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.552823][ T32] r4:82ac21e4 [ 1333.552875][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.552996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.553073][ T32] r4:dff95dc0 [ 1333.553146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.553247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.553306][ T32] r4:00000000 [ 1333.553378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.553592][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.553742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.553851][ T32] r5:00001000 r4:dfdad000 [ 1333.554123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.554241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.554339][ T32] r5:848f3f8c r4:848f3c00 [ 1333.554385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.554485][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.554538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.554635][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.554710][ T32] r4:8484f600 [ 1333.554764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.554862][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.554929][ T32] r4:00000001 [ 1333.554979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.555069][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.555158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.555239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.555320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.555391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.555441][ T32] r4:848b22c0 [ 1333.555493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.555589][ T32] INFO: task kworker/1:239:4565 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1333.555800][ T32] task:kworker/1:239 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.556422][ T32] r4:852ec800 ** 3 printk messages dropped ** [ 1333.556694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.557578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.578986][ T32] r5:8535638c r4:85356000 ** 3 printk messages dropped ** [ 1333.579497][ T32] r10:61c88647 r9:852ec800 r8:8528832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.579615][ T32] r4:85288300 [ 1333.579888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.579998][ T32] r10:00000000 r9:85288300 r8:80287e08 r7:eade5e60 r6:85302b00 r5:852ec800 [ 1333.580061][ T32] r4:00000001 [ 1333.580122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.580212][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 1333.580279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.580345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.580405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.580470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.580536][ T32] r4:8529cbc0 [ 1333.581284][ T32] INFO: task kworker/1:239:4565 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.581360][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.581505][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.581687][ T32] Call trace: [ 1333.581805][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.581948][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.582014][ T32] r4:00000000 [ 1333.582089][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.582198][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.582262][ T32] 5d20: b8bfe000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.582330][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.582394][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.582451][ T32] r5:800f0013 r4:80239bb0 [ 1333.582500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.582595][ T32] r4:82ac21e4 [ 1333.582641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.582728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.582782][ T32] r4:dff95dc0 [ 1333.582851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.582960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.583062][ T32] r4:00000000 [ 1333.583114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.583630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1333.585072][ T32] INFO: task kworker/1:240:4568 blocked for more than 460 seconds. ** 15 printk messages dropped ** [ 1333.586343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.587147][ T32] r5:85356b8c r4:85356800 ** 1 printk messages dropped ** [ 1333.587290][ T32] r7:ddde2d80 r6:83018200 r5:85356b8c r4:85288380 ** 8 printk messages dropped ** [ 1333.587993][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.623035][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1333.623738][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.624292][ T32] r4:dff95dc0 [ 1333.624315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.624363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.624387][ T32] r4:00000000 [ 1333.624408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.624697][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.624726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.624774][ T32] r5:00001000 r4:dfdad000 [ 1333.624796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.624836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.624880][ T32] r5:848f3f8c r4:848f3c00 [ 1333.624902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.625025][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.625052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.625144][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.625270][ T32] r4:8484f600 [ 1333.625304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.625538][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.625567][ T32] r4:00000001 [ 1333.625619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.625666][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.625752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.625833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.625898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.625959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.626077][ T32] r4:848b22c0 [ 1333.626175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.626242][ T32] INFO: task kworker/1:241:4570 blocked for more than 460 seconds. [ 1333.626333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.626393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.626455][ T32] task:kworker/1:241 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.626571][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.626682][ T32] Call trace: [ 1333.626789][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.626889][ T32] r10:8291a684 r9:eafddd84 r8:00000002 r7:60000113 r6:eafddd8c r5:853f1800 [ 1333.626941][ T32] r4:853f1800 [ 1333.627001][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.627088][ T32] r5:853f1800 r4:8291a680 [ 1333.627287][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.627377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.627500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1333.627535][ T32] r4:00000000 [ 1333.627557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1333.627713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84815e40 ** 7 printk messages dropped ** [ 1333.638910][ T32] r5:85356f8c r4:85356c00 [ 1333.638932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.639005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.639630][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.640989][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.641169][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 6 printk messages dropped ** [ 1333.641515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.642467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.643249][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 8 printk messages dropped ** [ 1333.644393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.645663][ T32] r5:853f3000 r4:8291a680 ** 1 printk messages dropped ** [ 1333.645831][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.645876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1333.645900][ T32] r4:00000000 [ 1333.646008][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.646049][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.646086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.646262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285040 [ 1333.646297][ T32] r4:00000000 [ 1333.646377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.646429][ T32] r9:83018205 r8:853f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1333.646495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.646551][ T32] r5:00001000 r4:eac07000 [ 1333.646573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.646614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.646658][ T32] r5:8535738c r4:85357000 [ 1333.646679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.646728][ T32] r7:ddde2d80 r6:83018200 r5:8535738c r4:85288580 [ 1333.646749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.646798][ T32] r10:61c88647 r9:853f3000 r8:852885ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.646821][ T32] r4:85288580 [ 1333.646896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.646948][ T32] r10:00000000 r9:85288580 r8:80287e08 r7:eade5e60 r6:85302c80 r5:853f3000 [ 1333.647130][ T32] r4:00000001 [ 1333.647156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.647199][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1333.647229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.647265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.647410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.647444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.647469][ T32] r4:852aac40 [ 1333.647799][ T32] INFO: task kworker/1:242:4572 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.647893][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.678492][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.678593][ T32] Call trace: [ 1333.678631][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.678694][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.678720][ T32] r4:00000000 [ 1333.678741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.678783][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.678835][ T32] 5d20: b993d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.678886][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.678937][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.678966][ T32] r5:800f0013 r4:80239bb0 [ 1333.678990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.679066][ T32] r4:82ac21e4 [ 1333.679091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.679157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.679186][ T32] r4:dff95dc0 [ 1333.679208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.679252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.679315][ T32] r4:00000000 [ 1333.679340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.679409][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.679460][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.679509][ T32] r5:00001000 r4:dfdad000 [ 1333.679531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.679597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.679645][ T32] r5:848f3f8c r4:848f3c00 [ 1333.679666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.679717][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.679738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.679786][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.679809][ T32] r4:8484f600 [ 1333.679829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.679876][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.679899][ T32] r4:00000001 [ 1333.679918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.679956][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.679982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.680039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.680092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.680146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.680173][ T32] r4:848b22c0 [ 1333.680197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.680238][ T32] INFO: task kworker/1:243:4574 blocked for more than 460 seconds. [ 1333.680279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.680319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.680375][ T32] task:kworker/1:243 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.680508][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.680986][ T32] r5:853f3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1333.681201][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.681366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285180 ** 7 printk messages dropped ** [ 1333.681620][ T32] r5:8535778c r4:85357400 ** 1 printk messages dropped ** [ 1333.681810][ T32] r7:ddde2d80 r6:83018200 r5:8535778c r4:85288600 ** 1 printk messages dropped ** [ 1333.681951][ T32] r10:61c88647 r9:853f3c00 r8:8528862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.681981][ T32] r4:85288600 [ 1333.682027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.682088][ T32] r10:00000000 r9:85288600 r8:80287e08 r7:eade5e60 r6:85302d00 r5:853f3c00 [ 1333.682146][ T32] r4:00000001 [ 1333.682172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.682277][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1333.682313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.682348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.682411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.682488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.682519][ T32] r4:85285080 [ 1333.682980][ T32] INFO: task kworker/1:243:4574 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.683030][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.683143][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.683220][ T32] Call trace: [ 1333.683270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.683337][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.683414][ T32] r4:00000000 [ 1333.683533][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.683754][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.683887][ T32] 5d20: b993d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.684014][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.684050][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.684078][ T32] r5:800f0013 r4:80239bb0 [ 1333.684101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.684146][ T32] r4:82ac21e4 [ 1333.684187][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.684239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.684262][ T32] r4:dff95dc0 [ 1333.684282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.684340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.684388][ T32] r4:00000000 [ 1333.684411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.684460][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.684503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.684572][ T32] r5:00001000 r4:dfdad000 [ 1333.684598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.684641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.684705][ T32] r5:848f3f8c r4:848f3c00 [ 1333.684729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.684778][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.684850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.684924][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.684972][ T32] r4:8484f600 [ 1333.685044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.685109][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.685156][ T32] r4:00000001 [ 1333.685179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.685216][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.685267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.685300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.685378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.685429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.685477][ T32] r4:848b22c0 [ 1333.685502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.685540][ T32] INFO: task kworker/1:244:4576 blocked for more than 460 seconds. [ 1333.685572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.685598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.685640][ T32] task:kworker/1:244 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.685714][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.685887][ T32] r4:853f0c00 ** 4 printk messages dropped ** [ 1333.686167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 ** 7 printk messages dropped ** [ 1333.686489][ T32] r9:83018205 r8:853f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1333.686688][ T32] r5:85357f8c r4:85357c00 [ 1333.686708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.686757][ T32] r7:ddde2d80 r6:83018200 r5:85357f8c r4:85288700 [ 1333.686812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.686864][ T32] r10:61c88647 r9:853f0c00 r8:8528872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.686887][ T32] r4:85288700 [ 1333.686907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.687000][ T32] r10:00000000 r9:85288700 r8:80287e08 r7:eade5e60 r6:85302d80 r5:853f0c00 [ 1333.687053][ T32] r4:00000001 [ 1333.687087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.687146][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1333.687197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.687249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.687285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.687316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.687340][ T32] r4:85285140 [ 1333.687599][ T32] INFO: task kworker/1:244:4576 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.687632][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.687858][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.687909][ T32] Call trace: [ 1333.712321][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.712458][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.712490][ T32] r4:00000000 [ 1333.712616][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.712719][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.712880][ T32] 5d20: b9b0f000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.712954][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.713047][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.713111][ T32] r5:800f0013 r4:80239bb0 [ 1333.713161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1333.713740][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1333.714315][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1333.715346][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1333.715744][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1333.716514][ T32] task:kworker/1:245 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.717356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.735989][ T32] r9:83018205 r8:853f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 2 printk messages dropped ** [ 1333.736146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.736212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.736261][ T32] r5:8535838c r4:85358000 [ 1333.736283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.736332][ T32] r7:ddde2d80 r6:83018200 r5:8535838c r4:85288680 [ 1333.736354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.736425][ T32] r10:61c88647 r9:853f4800 r8:852886ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.736452][ T32] r4:85288680 [ 1333.736494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.736566][ T32] r10:00000000 r9:85288680 r8:80287e08 r7:eb019e60 r6:85302e00 r5:853f4800 [ 1333.736592][ T32] r4:00000001 [ 1333.736614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.736654][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1333.736685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.736716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.736744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.736775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.736819][ T32] r4:852853c0 [ 1333.737223][ T32] INFO: task kworker/1:245:4578 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.737260][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.737346][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.737395][ T32] Call trace: [ 1333.737427][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.737482][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.737506][ T32] r4:00000000 [ 1333.737526][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.737566][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.737594][ T32] 5d20: b9eb7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.737624][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.737686][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.737715][ T32] r5:800f0013 r4:80239bb0 [ 1333.737737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.737799][ T32] r4:82ac21e4 [ 1333.737846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.737951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.745068][ T32] r4:dff95dc0 [ 1333.745138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.745206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.745250][ T32] r4:00000000 [ 1333.745278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.745329][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.745353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.745403][ T32] r5:00001000 r4:dfdad000 [ 1333.745423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.745464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.745507][ T32] r5:848f3f8c r4:848f3c00 [ 1333.745528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.745576][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.745597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.745646][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.745668][ T32] r4:8484f600 [ 1333.745724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.745776][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.745829][ T32] r4:00000001 [ 1333.745884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.745926][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.745957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.746044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.746076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.746137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.746221][ T32] r4:848b22c0 [ 1333.746251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.746282][ T32] INFO: task kworker/1:246:4580 blocked for more than 460 seconds. [ 1333.746317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.746343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.746406][ T32] task:kworker/1:246 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.746502][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.746551][ T32] Call trace: [ 1333.746639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.746717][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:853f6000 [ 1333.746744][ T32] r4:853f6000 [ 1333.746766][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.746810][ T32] r5:853f6000 r4:8291a680 [ 1333.746853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.746917][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.746987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1333.747033][ T32] r4:00000000 [ 1333.747055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.747092][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.747147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.747194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852856c0 [ 1333.747237][ T32] r4:00000000 [ 1333.747260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.747329][ T32] r9:83018205 r8:853f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.747375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.747422][ T32] r5:00001000 r4:eadd3000 [ 1333.747442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.747484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.747526][ T32] r5:8535878c r4:85358400 [ 1333.747547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.747593][ T32] r7:ddde2d80 r6:83018200 r5:8535878c r4:85288780 [ 1333.747614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.747684][ T32] r10:61c88647 r9:853f6000 r8:852887ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.747711][ T32] r4:85288780 [ 1333.747730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.747799][ T32] r10:00000000 r9:85288780 r8:80287e08 r7:eb031e60 r6:85302e80 r5:853f6000 [ 1333.747831][ T32] r4:00000001 [ 1333.747851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.747911][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1333.748018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.761125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.761181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.761217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.761243][ T32] r4:85285480 [ 1333.761646][ T32] INFO: task kworker/1:246:4580 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.761682][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.761817][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.761900][ T32] Call trace: [ 1333.761937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.761996][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.762025][ T32] r4:00000000 [ 1333.762084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.762182][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.762246][ T32] 5d20: ba3c9000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.762300][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.762351][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.762379][ T32] r5:800f0013 r4:80239bb0 [ 1333.762402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.762447][ T32] r4:82ac21e4 [ 1333.762468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.762512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.762561][ T32] r4:dff95dc0 [ 1333.762587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.762652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.762679][ T32] r4:00000000 [ 1333.762700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.762768][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.762794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.762860][ T32] r5:00001000 r4:dfdad000 [ 1333.762885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.762948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.762996][ T32] r5:848f3f8c r4:848f3c00 [ 1333.763032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.763106][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.763155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.763232][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.763281][ T32] r4:8484f600 [ 1333.763304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.763373][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.763400][ T32] r4:00000001 [ 1333.763503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.763589][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.763646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.763929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.764000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.764190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.764306][ T32] r4:848b22c0 [ 1333.764375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.764459][ T32] INFO: task kworker/1:247:4583 blocked for more than 460 seconds. [ 1333.764499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.764579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.764619][ T32] task:kworker/1:247 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.764671][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.764715][ T32] Call trace: [ 1333.764780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.764833][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:853f5400 [ 1333.764857][ T32] r4:853f5400 [ 1333.764910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.765007][ T32] r5:853f5400 r4:8291a680 [ 1333.765104][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.765196][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.765325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1333.765387][ T32] r4:00000000 [ 1333.765461][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.765538][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.765629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.765726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285840 [ 1333.765798][ T32] r4:00000000 [ 1333.765865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.765978][ T32] r9:83018205 r8:853f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1333.766028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.766075][ T32] r5:00001000 r4:eadf1000 [ 1333.766096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.766175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.766223][ T32] r5:85358b8c r4:85358800 [ 1333.766244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.766314][ T32] r7:ddde2d80 r6:83018200 r5:85358b8c r4:85288880 [ 1333.766354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.766425][ T32] r10:61c88647 r9:853f5400 r8:852888ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.766460][ T32] r4:85288880 [ 1333.766484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.766533][ T32] r10:00000000 r9:85288880 r8:80287e08 r7:eb039e60 r6:85302f00 r5:853f5400 [ 1333.766577][ T32] r4:00000001 [ 1333.766620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.766659][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1333.766686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.766716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.766745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.766796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.766823][ T32] r4:852857c0 [ 1333.767096][ T32] INFO: task kworker/1:247:4583 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.767130][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.767240][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.767319][ T32] Call trace: [ 1333.767385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.767442][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.767467][ T32] r4:00000000 [ 1333.767487][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.767527][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.767555][ T32] 5d20: ba3c9000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.767617][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.767646][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.767672][ T32] r5:800f0013 r4:80239bb0 [ 1333.767717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.767796][ T32] r4:82ac21e4 [ 1333.767850][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.767898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.767968][ T32] r4:dff95dc0 [ 1333.795674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.795838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.795972][ T32] r4:00000000 [ 1333.796029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.796215][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.796265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.796355][ T32] r5:00001000 r4:dfdad000 [ 1333.796431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.796513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.796645][ T32] r5:848f3f8c r4:848f3c00 [ 1333.796769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.796874][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.796920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.797021][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.797070][ T32] r4:8484f600 [ 1333.797112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.797205][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.797252][ T32] r4:00000001 [ 1333.797297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.797378][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.797439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.797499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.797551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.797609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.797725][ T32] r4:848b22c0 [ 1333.797777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.798091][ T32] INFO: task kworker/1:248:4585 blocked for more than 460 seconds. [ 1333.802438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.802516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.802631][ T32] task:kworker/1:248 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.802755][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.802990][ T32] Call trace: [ 1333.803085][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.803214][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:8459ec00 [ 1333.803283][ T32] r4:8459ec00 [ 1333.803354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.803620][ T32] r5:8459ec00 r4:8291a680 [ 1333.803695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.803782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.803954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1333.804076][ T32] r4:00000000 [ 1333.804129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.804209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.804699][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.805482][ T32] r5:85359f8c r4:85359c00 [ 1333.805523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.805811][ T32] r4:85288800 ** 6 printk messages dropped ** [ 1333.806493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.807717][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.807898][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1333.823149][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1333.823437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1333.823700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.823747][ T32] r4:00000000 [ 1333.823823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.823923][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.824002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.824137][ T32] r5:00001000 r4:dfdad000 [ 1333.824216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.824304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.824388][ T32] r5:848f3f8c r4:848f3c00 [ 1333.824429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.824517][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.824559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.824653][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.824701][ T32] r4:8484f600 [ 1333.824750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.824873][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.824958][ T32] r4:00000001 [ 1333.825008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.825099][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.825156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.825265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.825332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.825422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.825490][ T32] r4:848b22c0 [ 1333.825548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.825632][ T32] INFO: task kworker/1:249:4586 blocked for more than 460 seconds. [ 1333.825703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.825759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.825807][ T32] task:kworker/1:249 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.825924][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.826030][ T32] Call trace: [ 1333.826158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.826291][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:85428000 [ 1333.826357][ T32] r4:85428000 [ 1333.826408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.826528][ T32] r5:85428000 r4:8291a680 [ 1333.826588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.826674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.826765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1333.826832][ T32] r4:00000000 [ 1333.826894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.826990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.827084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.827177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285980 [ 1333.827228][ T32] r4:00000000 [ 1333.827274][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.827372][ T32] r9:83018205 r8:85428000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.827422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.827530][ T32] r5:00001000 r4:eae27000 [ 1333.827600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.827691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.827796][ T32] r5:85358f8c r4:85358c00 [ 1333.827850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.827997][ T32] r7:ddde2d80 r6:83018200 r5:85358f8c r4:85288980 [ 1333.845792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.845991][ T32] r10:61c88647 r9:85428000 r8:852889ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.846060][ T32] r4:85288980 [ 1333.846131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.846237][ T32] r10:00000000 r9:85288980 r8:80287e08 r7:eb04de60 r6:851f4000 r5:85428000 [ 1333.846290][ T32] r4:00000001 [ 1333.846372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1333.846824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.862227][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.862564][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.863044][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1333.863483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.864133][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1333.864377][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.864710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.865275][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.865952][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.866525][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.866845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.866949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.867052][ T32] r5:8535938c r4:85359000 [ 1333.867113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.867208][ T32] r7:ddde2d80 r6:83018200 r5:8535938c r4:85288900 [ 1333.867254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.867351][ T32] r10:61c88647 r9:8542a400 r8:8528892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.867405][ T32] r4:85288900 [ 1333.867488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.867617][ T32] r10:00000000 r9:85288900 r8:80287e08 r7:eb04de60 r6:851f4080 r5:8542a400 [ 1333.867674][ T32] r4:00000001 [ 1333.867719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.867809][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1333.867877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.867942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.881609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.881768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.881820][ T32] r4:852858c0 [ 1333.882541][ T32] INFO: task kworker/1:250:4589 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.882639][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.882804][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.882929][ T32] Call trace: [ 1333.882992][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.883108][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.883155][ T32] r4:00000000 [ 1333.883195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.883271][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.883328][ T32] 5d20: badb1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.883408][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.883466][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.883519][ T32] r5:800f0013 r4:80239bb0 [ 1333.883562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.883644][ T32] r4:82ac21e4 [ 1333.883686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.883770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.883861][ T32] r4:dff95dc0 [ 1333.883920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.884023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.884074][ T32] r4:00000000 [ 1333.884118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.884216][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.884285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.884389][ T32] r5:00001000 r4:dfdad000 [ 1333.884438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.884542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.884640][ T32] r5:848f3f8c r4:848f3c00 [ 1333.884687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.884788][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.884836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.884930][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.885025][ T32] r4:8484f600 [ 1333.885079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.885197][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.885255][ T32] r4:00000001 [ 1333.885300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.885383][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.885441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.885519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.885585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.885669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.885745][ T32] r4:848b22c0 [ 1333.885794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.885849][ T32] INFO: task kworker/1:251:4591 blocked for more than 460 seconds. [ 1333.885913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.885960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.886005][ T32] task:kworker/1:251 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.886133][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.886223][ T32] Call trace: [ 1333.886315][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.886425][ T32] r10:8291a684 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:85428c00 [ 1333.886476][ T32] r4:85428c00 [ 1333.886517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.886600][ T32] r5:85428c00 r4:8291a680 [ 1333.886641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.886715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.886796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1333.886865][ T32] r4:00000000 [ 1333.886909][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.886976][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.887053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.887132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285c00 [ 1333.887192][ T32] r4:00000000 [ 1333.887253][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.887370][ T32] r9:83018205 r8:85428c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1333.887424][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.887508][ T32] r5:00001000 r4:eae59000 [ 1333.887550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.887631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.887740][ T32] r5:8535978c r4:85359400 [ 1333.887814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.911920][ T32] r7:ddde2d80 r6:83018200 r5:8535978c r4:85288a00 [ 1333.912133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.912271][ T32] r10:61c88647 r9:85428c00 r8:85288a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.912357][ T32] r4:85288a00 [ 1333.912408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.912497][ T32] r10:00000000 r9:85288a00 r8:80287e08 r7:eb04de60 r6:851f4100 r5:85428c00 [ 1333.912571][ T32] r4:00000001 [ 1333.912615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.912688][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1333.912746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.912903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.912972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.913070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1333.913785][ T32] INFO: task kworker/1:251:4591 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 4 printk messages dropped ** [ 1333.914473][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1333.914866][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1333.915121][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1333.915321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1333.916178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.916957][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1333.917251][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1333.917521][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.917591][ T32] Call trace: [ 1333.917625][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.917676][ T32] r10:8291a684 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:853e9800 [ 1333.917700][ T32] r4:853e9800 [ 1333.917720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.917765][ T32] r5:853e9800 r4:8291a680 [ 1333.917786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.917826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.917870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1333.917932][ T32] r4:00000000 [ 1333.917966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.932406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.932605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.932709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85285c80 [ 1333.932770][ T32] r4:00000000 [ 1333.932819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.932924][ T32] r9:83018205 r8:853e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.932977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.933077][ T32] r5:00001000 r4:eae69000 [ 1333.933128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.933216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.933317][ T32] r5:85359b8c r4:85359800 [ 1333.933368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.933481][ T32] r7:ddde2d80 r6:83018200 r5:85359b8c r4:85288b00 [ 1333.933532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.933635][ T32] r10:61c88647 r9:853e9800 r8:85288b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.933715][ T32] r4:85288b00 [ 1333.933778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.933884][ T32] r10:00000000 r9:85288b00 r8:80287e08 r7:eb04de60 r6:85288b80 r5:853e9800 [ 1333.933958][ T32] r4:00000001 [ 1333.934017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.934134][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1333.934232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.934333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.934412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.934481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.934535][ T32] r4:85285bc0 [ 1333.935305][ T32] INFO: task kworker/1:252:4592 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.935396][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.935542][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.935683][ T32] Call trace: [ 1333.935782][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.935918][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.936040][ T32] r4:00000000 [ 1333.936102][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.936199][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.936279][ T32] 5d20: bb116000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.936381][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.936478][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.936544][ T32] r5:800f0013 r4:80239bb0 [ 1333.936659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.936791][ T32] r4:82ac21e4 [ 1333.936849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.936948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.937017][ T32] r4:dff95dc0 [ 1333.937079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.937173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.937231][ T32] r4:00000000 [ 1333.937291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.937383][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.937508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.937609][ T32] r5:00001000 r4:dfdad000 [ 1333.937658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.937742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.937825][ T32] r5:848f3f8c r4:848f3c00 [ 1333.937869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.961509][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.961565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.961666][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.961696][ T32] r4:8484f600 [ 1333.961718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.961794][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.961822][ T32] r4:00000001 [ 1333.961844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.961910][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.961947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.961978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.962007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.962045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.962068][ T32] r4:848b22c0 [ 1333.962170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.962219][ T32] INFO: task kworker/1:253:4595 blocked for more than 460 seconds. [ 1333.962257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.962314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.962355][ T32] task:kworker/1:253 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.962451][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.962577][ T32] Call trace: [ 1333.962653][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.962738][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:853ebc00 [ 1333.962766][ T32] r4:853ebc00 [ 1333.962813][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.962900][ T32] r5:853ebc00 r4:8291a680 [ 1333.962949][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.963020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.963068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1333.963093][ T32] r4:00000000 [ 1333.963114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.963150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.963191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.963233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa840 [ 1333.963272][ T32] r4:00000000 [ 1333.963321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.963383][ T32] r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1333.963438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.963524][ T32] r5:00001000 r4:eb01d000 [ 1333.963567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.963701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.963808][ T32] r5:8535a38c r4:8535a000 [ 1333.963868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.964114][ T32] r10:61c88647 r9:853ebc00 r8:85288aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.964532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.965222][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.965426][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.965608][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 3 printk messages dropped ** [ 1333.965797][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1333.965912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1333.966168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.966464][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1333.966691][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1333.966792][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1333.966910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1333.967131][ T32] task:kworker/1:254 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.967178][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.967221][ T32] Call trace: [ 1333.967269][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.967341][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:853ec800 [ 1333.967370][ T32] r4:853ec800 [ 1333.967393][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.967565][ T32] r5:853ec800 r4:8291a680 [ 1333.967606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.967677][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.967726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1333.967750][ T32] r4:00000000 [ 1333.967771][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.967861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.967980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.987935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb040 [ 1333.988792][ T32] r4:00000000 [ 1333.988834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.988909][ T32] r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1333.988967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.989025][ T32] r5:00001000 r4:eb073000 [ 1333.989050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.989135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.989186][ T32] r5:8535a78c r4:8535a400 [ 1333.989244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.989309][ T32] r7:ddde2d80 r6:83018200 r5:8535a78c r4:85288c80 [ 1333.989371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.989425][ T32] r10:61c88647 r9:853ec800 r8:85288cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.989451][ T32] r4:85288c80 [ 1333.989471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.989521][ T32] r10:00000000 r9:85288c80 r8:80287e08 r7:eb069e60 r6:85288d80 r5:853ec800 [ 1333.989546][ T32] r4:00000001 [ 1333.989598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.989672][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1333.989707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.989739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.989768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.989799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.989860][ T32] r4:851eb080 [ 1333.990303][ T32] INFO: task kworker/1:254:4597 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1333.990372][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.990448][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.990520][ T32] Call trace: [ 1333.990585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.990682][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1333.990711][ T32] r4:00000000 [ 1333.990733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.990794][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1333.990859][ T32] 5d20: bb612000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1333.990895][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1333.990952][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.990981][ T32] r5:800f0013 r4:80239bb0 [ 1333.991002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.991076][ T32] r4:82ac21e4 [ 1333.991101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.991178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1333.991206][ T32] r4:dff95dc0 [ 1333.991227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.991288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1333.991315][ T32] r4:00000000 [ 1333.991336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.991384][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.991406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.991450][ T32] r5:00001000 r4:dfdad000 [ 1333.991490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.991536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.991586][ T32] r5:848f3f8c r4:848f3c00 [ 1333.991608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.991693][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1333.991719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.991806][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.991845][ T32] r4:8484f600 [ 1333.991868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.991939][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1333.991963][ T32] r4:00000001 [ 1333.992016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.992057][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1333.992143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.992178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.992208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.992267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.992316][ T32] r4:848b22c0 [ 1333.992382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.992450][ T32] INFO: task kworker/1:255:4599 blocked for more than 460 seconds. [ 1333.992489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.992515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.992537][ T32] task:kworker/1:255 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.992664][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.992759][ T32] Call trace: [ 1333.992825][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.992926][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000013 r6:eb071d8c r5:853ed400 [ 1333.992983][ T32] r4:853ed400 [ 1333.993034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.993129][ T32] r5:853ed400 r4:8291a680 [ 1333.993179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.993415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 ** 2 printk messages dropped ** [ 1333.993599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.993670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.993778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb3c0 [ 1333.993838][ T32] r4:00000000 [ 1333.993884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.993990][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.994044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.994155][ T32] r5:00001000 r4:eb087000 [ 1333.994218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.994316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.994413][ T32] r5:8535af8c r4:8535ac00 [ 1333.994645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.994795][ T32] r7:ddde2d80 r6:83018200 r5:8535af8c r4:85288500 [ 1333.994927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.995059][ T32] r10:61c88647 r9:853ed400 r8:8528852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.995162][ T32] r4:85288500 [ 1333.995214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.995340][ T32] r10:00000000 r9:85288500 r8:80287e08 r7:eb06de60 r6:85288d00 r5:853ed400 [ 1333.995414][ T32] r4:00000001 [ 1333.995459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.995886][ T32] r4:851eb080 ** 3 printk messages dropped ** [ 1333.996678][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.997040][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 3 printk messages dropped ** [ 1333.997266][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.997540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1333.997802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.020687][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1334.020861][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1334.020978][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.021118][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1334.021230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.021389][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.021585][ T32] r4:853ee000 ** 3 printk messages dropped ** [ 1334.021718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.021899][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.021987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb240 ** 5 printk messages dropped ** [ 1334.022218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.022315][ T32] r5:8535ab8c r4:8535a800 [ 1334.022337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.022439][ T32] r7:ddde2d80 r6:83018200 r5:8535ab8c r4:85288e00 ** 1 printk messages dropped ** [ 1334.022576][ T32] r10:61c88647 r9:853ee000 r8:85288e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.023029][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.023591][ T32] INFO: task kworker/1:256:4601 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.023630][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.023692][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.023739][ T32] Call trace: [ 1334.023771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.023827][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.023852][ T32] r4:00000000 [ 1334.023938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.024057][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.024090][ T32] 5d20: bb94a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.024121][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.024177][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.024206][ T32] r5:800f0013 r4:80239bb0 [ 1334.024228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.024278][ T32] r4:82ac21e4 [ 1334.024301][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.024346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.024420][ T32] r4:dff95dc0 [ 1334.024445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.024492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.024515][ T32] r4:00000000 [ 1334.024535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.024582][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.024604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.024648][ T32] r5:00001000 r4:dfdad000 [ 1334.024668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.024709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.024753][ T32] r5:848f3f8c r4:848f3c00 [ 1334.024773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.024851][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.024877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.024978][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.025005][ T32] r4:8484f600 [ 1334.025071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.025123][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.025147][ T32] r4:00000001 [ 1334.025285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.025327][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.025357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.025412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.025474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.025508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.025532][ T32] r4:848b22c0 [ 1334.025618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.025764][ T32] INFO: task kworker/1:257:4603 blocked for more than 460 seconds. [ 1334.025798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.025824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.025845][ T32] task:kworker/1:257 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.025892][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.025933][ T32] Call trace: [ 1334.025964][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.026012][ T32] r10:8291a684 r9:eb085d84 r8:00000002 r7:60000013 r6:eb085d8c r5:853eec00 [ 1334.026038][ T32] r4:853eec00 [ 1334.026122][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.026174][ T32] r5:853eec00 r4:8291a680 [ 1334.026195][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.026248][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.026333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1334.026361][ T32] r4:00000000 [ 1334.026381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.026417][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.026453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.026495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb540 [ 1334.026519][ T32] r4:00000000 [ 1334.026540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.026587][ T32] r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1334.026610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.026687][ T32] r5:00001000 r4:eb08d000 [ 1334.026736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.026808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.026884][ T32] r5:8535b38c r4:8535b000 [ 1334.026924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.027008][ T32] r7:ddde2d80 r6:83018200 r5:8535b38c r4:85288e80 [ 1334.027053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.027176][ T32] r10:61c88647 r9:853eec00 r8:85288eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.027265][ T32] r4:85288e80 [ 1334.027329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.027422][ T32] r10:00000000 r9:85288e80 r8:80287e08 r7:eb071e60 r6:85288400 r5:853eec00 [ 1334.027470][ T32] r4:00000001 [ 1334.027511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.027583][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1334.027639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.027699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.027854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.047497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.047612][ T32] r4:851eb380 [ 1334.048492][ T32] INFO: task kworker/1:257:4603 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.048577][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.048765][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.048831][ T32] Call trace: [ 1334.048864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.048925][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.048950][ T32] r4:00000000 [ 1334.048971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.049044][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.049080][ T32] 5d20: bbdb6000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.049157][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.049222][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.049316][ T32] r5:800f0013 r4:80239bb0 [ 1334.049367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.049451][ T32] r4:82ac21e4 [ 1334.049495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.049600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.049655][ T32] r4:dff95dc0 [ 1334.049718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.049808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.049858][ T32] r4:00000000 [ 1334.049899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.049989][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.050036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.050155][ T32] r5:00001000 r4:dfdad000 [ 1334.050202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.050297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.050391][ T32] r5:848f3f8c r4:848f3c00 [ 1334.050437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.050534][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.050583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.050682][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.050732][ T32] r4:8484f600 [ 1334.050780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.050872][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.050922][ T32] r4:00000001 [ 1334.050964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.051061][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.051098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.051131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.051159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.051190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.051215][ T32] r4:848b22c0 [ 1334.051240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.051277][ T32] INFO: task kworker/1:258:4606 blocked for more than 460 seconds. [ 1334.051314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.051393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.051420][ T32] task:kworker/1:258 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.051474][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.051520][ T32] Call trace: [ 1334.051554][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.051606][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:853ea400 [ 1334.051629][ T32] r4:853ea400 [ 1334.051695][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.051745][ T32] r5:853ea400 r4:8291a680 [ 1334.051812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.051865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.052075][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.052170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.052600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.052643][ T32] r5:8535b78c r4:8535b400 [ 1334.052663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.052785][ T32] r10:61c88647 r9:853ea400 r8:8528812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.053052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.053903][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.054297][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1334.054494][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.054617][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1334.054824][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1334.055144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.055456][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1334.055607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.055891][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.056108][ T32] r4:853eb000 ** 3 printk messages dropped ** [ 1334.056276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.056573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ddc0 ** 7 printk messages dropped ** [ 1334.057056][ T32] r5:8537e78c r4:8537e400 [ 1334.057081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.057229][ T32] r4:853acb00 ** 6 printk messages dropped ** [ 1334.057444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.057472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.057501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.057524][ T32] r4:851eb5c0 [ 1334.057807][ T32] INFO: task kworker/1:259:4607 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.057874][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.083863][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.084138][ T32] Call trace: [ 1334.084221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.084349][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.084404][ T32] r4:00000000 [ 1334.084509][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.084615][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.084680][ T32] 5d20: bc121000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.084734][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.084762][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.084787][ T32] r5:800f0013 r4:80239bb0 [ 1334.084810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.084856][ T32] r4:82ac21e4 [ 1334.084876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.084921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.084944][ T32] r4:dff95dc0 [ 1334.084965][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.085010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.085036][ T32] r4:00000000 [ 1334.085057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.085105][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.085128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.085173][ T32] r5:00001000 r4:dfdad000 [ 1334.085193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.085233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.085283][ T32] r5:848f3f8c r4:848f3c00 [ 1334.085305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.085356][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.085518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.085575][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.085600][ T32] r4:8484f600 [ 1334.085621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.085670][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.085693][ T32] r4:00000001 [ 1334.085714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.085752][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.085779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.085808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.085836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.085868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.085892][ T32] r4:848b22c0 [ 1334.085915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.085947][ T32] INFO: task kworker/1:260:4609 blocked for more than 460 seconds. [ 1334.085982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.086035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.086064][ T32] task:kworker/1:260 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.086182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.086230][ T32] Call trace: [ 1334.086268][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.086321][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000013 r6:eaf75d8c r5:853f8c00 [ 1334.086346][ T32] r4:853f8c00 [ 1334.086398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.086477][ T32] r5:853f8c00 r4:8291a680 [ 1334.086501][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.086596][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.086644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1334.086668][ T32] r4:00000000 [ 1334.086687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.086723][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.086760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.086989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb800 [ 1334.087016][ T32] r4:00000000 [ 1334.087204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.087255][ T32] r9:83018205 r8:853f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1334.087299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.087349][ T32] r5:00001000 r4:eb0a1000 [ 1334.087471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.087585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.087633][ T32] r5:8535bb8c r4:8535b800 [ 1334.087655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.087703][ T32] r7:ddde2d80 r6:83018200 r5:8535bb8c r4:85288200 [ 1334.087724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.087774][ T32] r10:61c88647 r9:853f8c00 r8:8528822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.087829][ T32] r4:85288200 [ 1334.087856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.107490][ T32] r10:00000000 r9:85288200 r8:80287e08 r7:eb099e60 r6:852fbd80 r5:853f8c00 [ 1334.107607][ T32] r4:00000001 [ 1334.107657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.107728][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1334.107763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.107794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.107858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.107919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.108589][ T32] r4:851eb940 [ 1334.109032][ T32] INFO: task kworker/1:260:4609 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 2 printk messages dropped ** [ 1334.109297][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.109633][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 5 printk messages dropped ** [ 1334.109966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1334.110256][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1334.110594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.110840][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1334.111024][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1334.111303][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.111557][ T32] r5:853f8000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.111767][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.111955][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.112328][ T32] r5:8535bf8c r4:8535bc00 [ 1334.112364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.112488][ T32] r10:61c88647 r9:853f8000 r8:851e102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.112736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.113241][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.113417][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1334.113577][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.114094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 8 printk messages dropped ** [ 1334.114572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.114924][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.114952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.115007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.115045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.115090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.115117][ T32] r4:848b22c0 [ 1334.115147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.115178][ T32] INFO: task kworker/1:262:4613 blocked for more than 460 seconds. [ 1334.115225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.115254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.115277][ T32] task:kworker/1:262 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.115332][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.115429][ T32] Call trace: [ 1334.115465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.115517][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:853fa400 [ 1334.115541][ T32] r4:853fa400 [ 1334.115579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.115627][ T32] r5:853fa400 r4:8291a680 [ 1334.115649][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.115689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1334.115778][ T32] r4:00000000 [ 1334.115803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.115852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.115915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.115986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ebc00 [ 1334.116018][ T32] r4:00000000 [ 1334.116040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.116087][ T32] r9:83018205 r8:853fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1334.116110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.116155][ T32] r5:00001000 r4:eb0c3000 [ 1334.116175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.116216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.116259][ T32] r5:8536038c r4:85360000 [ 1334.116279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.116326][ T32] r7:ddde2d80 r6:83018200 r5:8536038c r4:851e1100 [ 1334.116347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.116411][ T32] r10:61c88647 r9:853fa400 r8:851e112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.116439][ T32] r4:851e1100 [ 1334.116459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.116508][ T32] r10:00000000 r9:851e1100 r8:80287e08 r7:eb0b9e60 r6:851e1200 r5:853fa400 [ 1334.116556][ T32] r4:00000001 [ 1334.116595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.116635][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1334.116663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.116692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.116724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.116756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.116778][ T32] r4:851ebb40 [ 1334.117134][ T32] INFO: task kworker/1:262:4613 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.117173][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.117235][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.117283][ T32] Call trace: [ 1334.117315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.117371][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.117412][ T32] r4:00000000 [ 1334.117438][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.117481][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.117516][ T32] 5d20: bc4d1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.117548][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.117599][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.117629][ T32] r5:800f0013 r4:80239bb0 [ 1334.117651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.117694][ T32] r4:82ac21e4 [ 1334.117716][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.117761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.117784][ T32] r4:dff95dc0 [ 1334.117830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.117969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.117996][ T32] r4:00000000 [ 1334.118027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.141479][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.141571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.141651][ T32] r5:00001000 r4:dfdad000 [ 1334.141673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.141716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.141763][ T32] r5:848f3f8c r4:848f3c00 [ 1334.141811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.141890][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.141916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.141968][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.141991][ T32] r4:8484f600 [ 1334.142021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.142119][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.142170][ T32] r4:00000001 [ 1334.142195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.142236][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.142267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.142298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.142375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.142862][ T32] r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000013 r6:eb0c1d8c r5:853fb000 ** 8 printk messages dropped ** [ 1334.143714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.144381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.144508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.145137][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.145686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.146244][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.146905][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.147249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1334.147780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.147897][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.148017][ T32] r4:8484f600 [ 1334.166192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.166402][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.166610][ T32] r4:00000001 [ 1334.166719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.166917][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.166956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.166987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.167020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.167052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.167093][ T32] r4:848b22c0 [ 1334.167259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.167297][ T32] INFO: task kworker/1:264:4617 blocked for more than 460 seconds. [ 1334.167335][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.167409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.167437][ T32] task:kworker/1:264 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.167640][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.167858][ T32] Call trace: [ 1334.167911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.173887][ T32] r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:853fbc00 [ 1334.174019][ T32] r4:853fbc00 [ 1334.174191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.174335][ T32] r5:853fbc00 r4:8291a680 [ 1334.174382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.174460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.174545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1334.174623][ T32] r4:00000000 [ 1334.174678][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.174794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.174890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.175000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527da80 [ 1334.175058][ T32] r4:00000000 [ 1334.175122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.175249][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1334.175303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.175408][ T32] r5:00001000 r4:eb0d7000 [ 1334.175594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.175711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.175762][ T32] r5:85360b8c r4:85360800 [ 1334.175832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.175954][ T32] r7:ddde2d80 r6:83018200 r5:85360b8c r4:851e1300 [ 1334.176013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.176091][ T32] r10:61c88647 r9:853fbc00 r8:851e132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.176151][ T32] r4:851e1300 [ 1334.176180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.176232][ T32] r10:00000000 r9:851e1300 r8:80287e08 r7:eb0c1e60 r6:851e1400 r5:853fbc00 [ 1334.176262][ T32] r4:00000001 [ 1334.176283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.176342][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1334.176391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.176422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.176475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.176591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.176617][ T32] r4:851ebdc0 [ 1334.177050][ T32] INFO: task kworker/1:264:4617 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.177089][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.177297][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.177350][ T32] Call trace: [ 1334.177418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.177510][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.177539][ T32] r4:00000000 [ 1334.177561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.177606][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.177636][ T32] 5d20: bca98000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.177720][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.177786][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.177815][ T32] r5:800f0013 r4:80239bb0 [ 1334.177837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.177884][ T32] r4:82ac21e4 [ 1334.177912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.192389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.192443][ T32] r4:dff95dc0 [ 1334.192473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.192743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.193528][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1334.193953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.194582][ T32] r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000113 r6:eb0d5d8c r5:853fc800 ** 5 printk messages dropped ** [ 1334.194947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 ** 4 printk messages dropped ** [ 1334.195466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527d980 ** 7 printk messages dropped ** [ 1334.195930][ T32] r5:85360f8c r4:85360c00 [ 1334.195951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.196175][ T32] r10:00000000 r9:851e1480 r8:80287e08 r7:eb0cde60 r6:851e1580 r5:853fc800 ** 11 printk messages dropped ** [ 1334.197406][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.222910][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.223229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1334.223820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.223944][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.224004][ T32] r4:8484f600 [ 1334.224051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.224148][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.224200][ T32] r4:00000001 [ 1334.224246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.224339][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.224401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.224465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.224526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.224592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.224641][ T32] r4:848b22c0 [ 1334.224693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.224753][ T32] INFO: task kworker/1:266:4621 blocked for more than 460 seconds. [ 1334.224818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.224868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.224917][ T32] task:kworker/1:266 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.225032][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.225155][ T32] Call trace: [ 1334.225232][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.225339][ T32] r10:8291a684 r9:eb0e1d84 r8:00000002 r7:60000113 r6:eb0e1d8c r5:853fd400 [ 1334.225397][ T32] r4:853fd400 [ 1334.225441][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.225527][ T32] r5:853fd400 r4:8291a680 [ 1334.225571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.225649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.225732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1334.225781][ T32] r4:00000000 [ 1334.225825][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.225897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.225969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.226075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0240 [ 1334.226181][ T32] r4:00000000 [ 1334.226225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.226333][ T32] r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1334.226392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.226475][ T32] r5:00001000 r4:eb0f1000 [ 1334.226514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.226589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.226673][ T32] r5:8536178c r4:85361400 [ 1334.226712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.226815][ T32] r7:ddde2d80 r6:83018200 r5:8536178c r4:851e1380 [ 1334.226861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.226954][ T32] r10:61c88647 r9:853fd400 r8:851e13ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.227005][ T32] r4:851e1380 [ 1334.227052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.227144][ T32] r10:00000000 r9:851e1380 r8:80287e08 r7:eb0d5e60 r6:851e1600 r5:853fd400 [ 1334.227217][ T32] r4:00000001 [ 1334.227275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.227368][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1334.227448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.227520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.227585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.227650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.227699][ T32] r4:851ebec0 [ 1334.236567][ T32] INFO: task kworker/1:266:4621 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.236789][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.236940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.237129][ T32] Call trace: [ 1334.237211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.237338][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.237394][ T32] r4:00000000 [ 1334.237440][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.237524][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.237592][ T32] 5d20: bd04b000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.237655][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.237715][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.237769][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1334.241264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.241666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.242243][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1334.242571][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1334.242810][ T32] task:kworker/1:267 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.242869][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.242922][ T32] Call trace: [ 1334.243039][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.243259][ T32] r10:8291a684 r9:eb0e9d84 r8:00000002 r7:60000113 r6:eb0e9d8c r5:853fe000 [ 1334.243289][ T32] r4:853fe000 [ 1334.243311][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.243370][ T32] r5:853fe000 r4:8291a680 [ 1334.243461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.243523][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.243572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1334.243595][ T32] r4:00000000 [ 1334.243615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.243732][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.243773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.243817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0080 [ 1334.243908][ T32] r4:00000000 [ 1334.243933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.243980][ T32] r9:83018205 r8:853fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1334.244004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.244056][ T32] r5:00001000 r4:eb0eb000 [ 1334.244161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.244209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.244260][ T32] r5:8536138c r4:85361000 [ 1334.244282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.244330][ T32] r7:ddde2d80 r6:83018200 r5:8536138c r4:851e1500 [ 1334.244351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.244400][ T32] r10:61c88647 r9:853fe000 r8:851e152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.244423][ T32] r4:851e1500 [ 1334.244443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.244489][ T32] r10:00000000 r9:851e1500 r8:80287e08 r7:eb0e1e60 r6:851e1780 r5:853fe000 [ 1334.244512][ T32] r4:00000001 [ 1334.244533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.244570][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1334.244721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.244756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.244788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.245060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.245088][ T32] r4:851d0040 [ 1334.245498][ T32] INFO: task kworker/1:267:4623 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 2 printk messages dropped ** [ 1334.245640][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.246011][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.246408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1334.246899][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1334.247339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1334.266645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 ** 12 printk messages dropped ** [ 1334.267095][ T32] r5:85361b8c r4:85361800 ** 2 printk messages dropped ** [ 1334.267190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1334.267668][ T32] r4:851d0440 ** 3 printk messages dropped ** [ 1334.274614][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.274804][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1334.274895][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.274922][ T32] r5:800f0013 r4:80239bb0 [ 1334.274944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.274989][ T32] r4:82ac21e4 [ 1334.275010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.275066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.275089][ T32] r4:dff95dc0 [ 1334.275207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.275302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.275331][ T32] r4:00000000 [ 1334.275355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.275563][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.275601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.275652][ T32] r5:00001000 r4:dfdad000 [ 1334.275674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.275745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.275795][ T32] r5:848f3f8c r4:848f3c00 [ 1334.275843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.275899][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.275922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.275972][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.275995][ T32] r4:8484f600 [ 1334.276024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.276073][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.276097][ T32] r4:00000001 [ 1334.276118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.276156][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.276184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.276213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.276243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.276278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.276302][ T32] r4:848b22c0 [ 1334.276326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.276372][ T32] INFO: task kworker/1:269:4627 blocked for more than 460 seconds. [ 1334.276408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.276436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.276457][ T32] task:kworker/1:269 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.276505][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.276583][ T32] Call trace: [ 1334.276655][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.276711][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000013 r6:eb0fdd8c r5:853f9800 [ 1334.276736][ T32] r4:853f9800 [ 1334.276756][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.276800][ T32] r5:853f9800 r4:8291a680 [ 1334.276820][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.276859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.276903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1334.276927][ T32] r4:00000000 [ 1334.276947][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.276982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.277023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.277067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0500 [ 1334.277090][ T32] r4:00000000 [ 1334.277110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.277158][ T32] r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1334.277181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.277224][ T32] r5:00001000 r4:eb105000 [ 1334.277292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.277339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.277465][ T32] r5:85361f8c r4:85361c00 [ 1334.277490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.277542][ T32] r7:ddde2d80 r6:83018200 r5:85361f8c r4:851e1680 [ 1334.277563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.277614][ T32] r10:61c88647 r9:853f9800 r8:851e16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.277666][ T32] r4:851e1680 [ 1334.277736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.277787][ T32] r10:00000000 r9:851e1680 r8:80287e08 r7:eb0f5e60 r6:851e1900 r5:853f9800 [ 1334.277810][ T32] r4:00000001 [ 1334.277852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1334.277995][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.296180][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.296493][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 5 printk messages dropped ** [ 1334.296898][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.297367][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1334.297835][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1334.304720][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1334.305086][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 2 printk messages dropped ** [ 1334.305260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.305761][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.306324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.306542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0680 ** 7 printk messages dropped ** [ 1334.306809][ T32] r5:8536238c r4:85362000 [ 1334.306831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.306880][ T32] r7:ddde2d80 r6:83018200 r5:8536238c r4:851e1980 [ 1334.306901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.306949][ T32] r10:61c88647 r9:85400000 r8:851e19ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.306972][ T32] r4:851e1980 [ 1334.306993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.307066][ T32] r10:00000000 r9:851e1980 r8:80287e08 r7:eb0fde60 r6:851e1a80 r5:85400000 [ 1334.307094][ T32] r4:00000001 [ 1334.307162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.307203][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1334.307232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.307263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.307290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.307320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.307343][ T32] r4:851d04c0 [ 1334.307758][ T32] INFO: task kworker/1:270:4629 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.307794][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.307857][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.307906][ T32] Call trace: [ 1334.320322][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.320492][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.320522][ T32] r4:00000000 [ 1334.320545][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.320593][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.320658][ T32] 5d20: bdf2c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.320694][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.320722][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.320748][ T32] r5:800f0013 r4:80239bb0 [ 1334.320769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.320815][ T32] r4:82ac21e4 [ 1334.320836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.320880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.320903][ T32] r4:dff95dc0 [ 1334.320923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.320967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.320990][ T32] r4:00000000 [ 1334.321010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.321067][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.321091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.321138][ T32] r5:00001000 r4:dfdad000 [ 1334.321160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.321336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.321387][ T32] r5:848f3f8c r4:848f3c00 [ 1334.321409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.321461][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.321484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.321542][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.321569][ T32] r4:8484f600 [ 1334.321689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.321742][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.321766][ T32] r4:00000001 [ 1334.321816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.321877][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.321908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.321940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.321967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.321997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.322026][ T32] r4:848b22c0 [ 1334.322092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.322150][ T32] INFO: task kworker/1:271:4631 blocked for more than 460 seconds. [ 1334.322385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.322420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.322446][ T32] task:kworker/1:271 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.322511][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.322695][ T32] Call trace: [ 1334.322832][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.322886][ T32] r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:85400c00 [ 1334.323100][ T32] r4:85400c00 [ 1334.323171][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.323219][ T32] r5:85400c00 r4:8291a680 [ 1334.323319][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.323366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.323441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1334.323473][ T32] r4:00000000 [ 1334.323495][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1334.323614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0800 ** 7 printk messages dropped ** [ 1334.324190][ T32] r5:8536278c r4:85362400 [ 1334.324214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.324265][ T32] r7:ddde2d80 r6:83018200 r5:8536278c r4:851e1880 ** 1 printk messages dropped ** [ 1334.324365][ T32] r10:61c88647 r9:85400c00 r8:851e18ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.324714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.325314][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.325481][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.325633][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.325827][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1334.326035][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1334.326431][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1334.326529][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.326733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.326996][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.327113][ T32] Call trace: [ 1334.327154][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.327207][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:85401800 [ 1334.327233][ T32] r4:85401800 [ 1334.327301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.327397][ T32] r5:85401800 r4:8291a680 [ 1334.327422][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.327499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.327548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1334.327574][ T32] r4:00000000 [ 1334.327597][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.327636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.327673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.327716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d09c0 [ 1334.327739][ T32] r4:00000000 [ 1334.327760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.327890][ T32] r9:83018205 r8:85401800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1334.327997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.352190][ T32] r5:00001000 r4:eb127000 [ 1334.352238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.352309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.352359][ T32] r5:85362b8c r4:85362800 [ 1334.352384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.352436][ T32] r7:ddde2d80 r6:83018200 r5:85362b8c r4:851e1a00 [ 1334.352458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.352527][ T32] r10:61c88647 r9:85401800 r8:851e1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.352556][ T32] r4:851e1a00 [ 1334.352578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.352629][ T32] r10:00000000 r9:851e1a00 r8:80287e08 r7:eb111e60 r6:851e1b00 r5:85401800 [ 1334.352653][ T32] r4:00000001 [ 1334.352674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.352713][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1334.352745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.352828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.352878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.352914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.352938][ T32] r4:851d07c0 [ 1334.353354][ T32] INFO: task kworker/1:272:4633 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.353395][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.353483][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.353570][ T32] Call trace: [ 1334.353607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.353665][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.353692][ T32] r4:00000000 [ 1334.353713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.353753][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.353782][ T32] 5d20: be266000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.353812][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.353839][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.353865][ T32] r5:800f0013 r4:80239bb0 [ 1334.353886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.353930][ T32] r4:82ac21e4 [ 1334.353951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.353995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.354024][ T32] r4:dff95dc0 [ 1334.354058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.354149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.354186][ T32] r4:00000000 [ 1334.354208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.354304][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.354332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.354379][ T32] r5:00001000 r4:dfdad000 [ 1334.354418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.354464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.354511][ T32] r5:848f3f8c r4:848f3c00 [ 1334.354533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.354581][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.354605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.354653][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.354676][ T32] r4:8484f600 [ 1334.354719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.354794][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.354824][ T32] r4:00000001 [ 1334.354845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.354884][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.354912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.354964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.354997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.355111][ T32] INFO: task kworker/1:273:4635 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1334.355303][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.355526][ T32] r5:85403000 r4:8291a680 ** 2 printk messages dropped ** [ 1334.355652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1334.355675][ T32] r4:00000000 [ 1334.355694][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.355746][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.355786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.355828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0c40 [ 1334.355853][ T32] r4:00000000 [ 1334.355874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.355921][ T32] r9:83018205 r8:85403000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1334.355944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.355987][ T32] r5:00001000 r4:eb12d000 [ 1334.356007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.356053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.356111][ T32] r5:85362f8c r4:85362c00 [ 1334.356135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.356207][ T32] r7:ddde2d80 r6:83018200 r5:85362f8c r4:851e1d00 [ 1334.356241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.356293][ T32] r10:61c88647 r9:85403000 r8:851e1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.356332][ T32] r4:851e1d00 [ 1334.356356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.356410][ T32] r10:00000000 r9:851e1d00 r8:80287e08 r7:eb11de60 r6:851e1c00 r5:85403000 [ 1334.356461][ T32] r4:00000001 [ 1334.356484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.356522][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1334.356551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.356580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.356607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.356637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.356682][ T32] r4:851d0980 [ 1334.356965][ T32] INFO: task kworker/1:273:4635 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.357002][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.357065][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.357113][ T32] Call trace: [ 1334.357161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.357217][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.357255][ T32] r4:00000000 [ 1334.357308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.357354][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.357386][ T32] 5d20: be266000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.357429][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.357460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.357487][ T32] r5:800f0013 r4:80239bb0 [ 1334.357509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.357551][ T32] r4:82ac21e4 [ 1334.357571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.357614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.357637][ T32] r4:dff95dc0 [ 1334.357679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.357726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.357752][ T32] r4:00000000 [ 1334.357773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1334.357958][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1334.366299][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1334.366681][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.366950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.367313][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.367812][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.379489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0e80 [ 1334.379546][ T32] r4:00000000 [ 1334.379591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.379691][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1334.379739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.379831][ T32] r5:00001000 r4:eb13f000 [ 1334.379877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.379975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.380096][ T32] r5:8536338c r4:85363000 [ 1334.380145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.380241][ T32] r7:ddde2d80 r6:83018200 r5:8536338c r4:851e1c80 [ 1334.380305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.380410][ T32] r10:61c88647 r9:85404800 r8:851e1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.380477][ T32] r4:851e1c80 [ 1334.380528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.380670][ T32] r10:00000000 r9:851e1c80 r8:80287e08 r7:eb131e60 r6:851e1e80 r5:85404800 [ 1334.380730][ T32] r4:00000001 [ 1334.380777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.380860][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1334.380939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.381010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.381082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.381143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.381209][ T32] r4:851d0c00 [ 1334.381911][ T32] INFO: task kworker/1:274:4637 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.381984][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.382187][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.382295][ T32] Call trace: [ 1334.382450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.382552][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.382598][ T32] r4:00000000 [ 1334.382637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.382712][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.382795][ T32] 5d20: be3fa000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.382893][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.382958][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1334.383315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1334.383980][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1334.384337][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 9 printk messages dropped ** [ 1334.384795][ T32] INFO: task kworker/1:275:4639 blocked for more than 460 seconds. ** 11 printk messages dropped ** [ 1334.385238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.386208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.386331][ T32] r7:ddde2d80 r6:83018200 r5:8536378c r4:851e1d80 ** 5 printk messages dropped ** [ 1334.386672][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.386927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.387589][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 9 printk messages dropped ** [ 1334.418769][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.419387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.419687][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.419884][ T32] r4:8484f600 [ 1334.419914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.419965][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.419989][ T32] r4:00000001 [ 1334.420028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.420105][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.420169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.420279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.420311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.420392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.420513][ T32] r4:848b22c0 [ 1334.420581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.420797][ T32] INFO: task kworker/1:276:4641 blocked for more than 460 seconds. [ 1334.420915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.420972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.421034][ T32] task:kworker/1:276 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.421102][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.421225][ T32] Call trace: [ 1334.421270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.421326][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:85406000 [ 1334.421349][ T32] r4:85406000 [ 1334.421422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.421471][ T32] r5:85406000 r4:8291a680 [ 1334.421493][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.421532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.421602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1334.421655][ T32] r4:00000000 [ 1334.421678][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.421814][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.421857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.421901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518c240 [ 1334.421925][ T32] r4:00000000 [ 1334.421970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.422051][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1334.422083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.422190][ T32] r5:00001000 r4:eb14f000 [ 1334.422261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.422306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.422351][ T32] r5:85363b8c r4:85363800 [ 1334.422410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.422497][ T32] r7:ddde2d80 r6:83018200 r5:85363b8c r4:8514b080 [ 1334.422671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.422878][ T32] r4:8514b080 ** 1 printk messages dropped ** [ 1334.422951][ T32] r10:00000000 r9:8514b080 r8:80287e08 r7:eb149e60 r6:8514b000 r5:85406000 ** 5 printk messages dropped ** [ 1334.423183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.423749][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.424182][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1334.424271][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1334.424455][ T32] r4:82ac21e4 [ 1334.424480][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.424525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.424575][ T32] r4:dff95dc0 [ 1334.424625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.424671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.424694][ T32] r4:00000000 [ 1334.424715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.424762][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.424785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.424854][ T32] r5:00001000 r4:dfdad000 [ 1334.424879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.424946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.425046][ T32] r5:848f3f8c r4:848f3c00 [ 1334.425071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.425121][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.425143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.425210][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.425239][ T32] r4:8484f600 [ 1334.425260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.425310][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.425333][ T32] r4:00000001 [ 1334.425369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.425416][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.425470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.425504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.425531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.425562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.425585][ T32] r4:848b22c0 [ 1334.425607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.425663][ T32] INFO: task kworker/1:277:4643 blocked for more than 460 seconds. [ 1334.425721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.425750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.425784][ T32] task:kworker/1:277 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.425921][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.425987][ T32] Call trace: [ 1334.426141][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.426238][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000013 r6:eb125d8c r5:85406c00 [ 1334.426266][ T32] r4:85406c00 ** 3 printk messages dropped ** [ 1334.426427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.426802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.426970][ T32] r5:8545838c r4:85458000 ** 3 printk messages dropped ** [ 1334.427166][ T32] r10:61c88647 r9:85406c00 r8:8514b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.427583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.451231][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1334.451455][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1334.451652][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.451860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1334.452325][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1334.452750][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1334.453033][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1334.453317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.453514][ T32] INFO: task kworker/1:278:4645 blocked for more than 460 seconds. [ 1334.453584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.453674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.453768][ T32] task:kworker/1:278 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.453976][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.454077][ T32] Call trace: [ 1334.454195][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.454289][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:85408c00 [ 1334.454343][ T32] r4:85408c00 [ 1334.454392][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.454480][ T32] r5:85408c00 r4:8291a680 [ 1334.454765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.454928][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.455076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1334.455206][ T32] r4:00000000 [ 1334.455260][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.455340][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.455419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.455506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518c480 [ 1334.455557][ T32] r4:00000000 [ 1334.455602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.455689][ T32] r9:83018205 r8:85408c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1334.455794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.455871][ T32] r5:00001000 r4:eb159000 [ 1334.455958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.456006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.456059][ T32] r5:85363f8c r4:85363c00 [ 1334.456144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.456341][ T32] r7:ddde2d80 r6:83018200 r5:85363f8c r4:8514b280 [ 1334.456369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.456419][ T32] r10:61c88647 r9:85408c00 r8:8514b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.456528][ T32] r4:8514b280 [ 1334.456821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.456918][ T32] r10:00000000 r9:8514b280 r8:80287e08 r7:eb125e60 r6:8514b180 r5:85408c00 [ 1334.456969][ T32] r4:00000001 [ 1334.457018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.457060][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1334.457147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.457185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.457214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.457294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.457391][ T32] r4:8518c180 [ 1334.457831][ T32] INFO: task kworker/1:278:4645 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.457870][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.479221][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.479360][ T32] Call trace: [ 1334.479649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.479721][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.479748][ T32] r4:00000000 [ 1334.479771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.479815][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.479848][ T32] 5d20: befda000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.479880][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.479909][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.479971][ T32] r5:800f0013 r4:80239bb0 [ 1334.479998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.480055][ T32] r4:82ac21e4 [ 1334.480077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.480123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.480148][ T32] r4:dff95dc0 [ 1334.480170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.480216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.480239][ T32] r4:00000000 [ 1334.480261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.480313][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.480336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.480387][ T32] r5:00001000 r4:dfdad000 [ 1334.480409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.480452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.480499][ T32] r5:848f3f8c r4:848f3c00 [ 1334.480522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.480574][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.480599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.480652][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.480676][ T32] r4:8484f600 [ 1334.480697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.480747][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.480804][ T32] r4:00000001 [ 1334.481125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.481168][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.481198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.481228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.481256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.481335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.481373][ T32] r4:848b22c0 [ 1334.481400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.481434][ T32] INFO: task kworker/1:279:4647 blocked for more than 460 seconds. [ 1334.481470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.481496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.481521][ T32] task:kworker/1:279 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.481576][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.481621][ T32] Call trace: [ 1334.481666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.481717][ T32] r10:8291a684 r9:eb175d84 r8:00000002 r7:60000113 r6:eb175d8c r5:85408000 [ 1334.481740][ T32] r4:85408000 ** 1 printk messages dropped ** [ 1334.482203][ T32] r5:85408000 r4:8291a680 ** 2 printk messages dropped ** [ 1334.482310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 ** 2 printk messages dropped ** [ 1334.482393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.482675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.482824][ T32] r5:8545878c r4:85458400 [ 1334.482878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.482931][ T32] r7:ddde2d80 r6:83018200 r5:8545878c r4:8514b300 [ 1334.482952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.483001][ T32] r10:61c88647 r9:85408000 r8:8514b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.483045][ T32] r4:8514b300 [ 1334.483078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.483129][ T32] r10:00000000 r9:8514b300 r8:80287e08 r7:eb125e60 r6:8514b400 r5:85408000 [ 1334.483152][ T32] r4:00000001 [ 1334.483172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.483241][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1334.483273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.483306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.483333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.483363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.483387][ T32] r4:8518c900 [ 1334.483840][ T32] INFO: task kworker/1:279:4647 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.483908][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.483971][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.484024][ T32] Call trace: [ 1334.484057][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.484144][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.484204][ T32] r4:00000000 [ 1334.484228][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.484271][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.484301][ T32] 5d20: befda000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.484371][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.484438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.484468][ T32] r5:800f0013 r4:80239bb0 [ 1334.484491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.484570][ T32] r4:82ac21e4 [ 1334.484625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.484708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.484736][ T32] r4:dff95dc0 [ 1334.484756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.484799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.484850][ T32] r4:00000000 [ 1334.484905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.485020][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.485082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.485131][ T32] r5:00001000 r4:dfdad000 [ 1334.485185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.485231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.485275][ T32] r5:848f3f8c r4:848f3c00 [ 1334.485296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.485345][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.485372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.485521][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.485612][ T32] r4:8484f600 [ 1334.485669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.485723][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.485747][ T32] r4:00000001 [ 1334.485767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.485843][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.485875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.485923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.485955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.485985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.486073][ T32] r4:848b22c0 [ 1334.486120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.486182][ T32] INFO: task kworker/1:280:4649 blocked for more than 460 seconds. [ 1334.486218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.486244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.486267][ T32] task:kworker/1:280 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.486386][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.486509][ T32] Call trace: [ 1334.486573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.486625][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000013 r6:eb179d8c r5:8540b000 [ 1334.486650][ T32] r4:8540b000 [ 1334.486672][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.486716][ T32] r5:8540b000 r4:8291a680 [ 1334.486737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.486777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.486872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1334.486932][ T32] r4:00000000 [ 1334.486955][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.487023][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.487067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.487111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518cd40 [ 1334.487134][ T32] r4:00000000 [ 1334.487154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.487200][ T32] r9:83018205 r8:8540b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1334.487225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.487270][ T32] r5:00001000 r4:eb185000 [ 1334.487291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.487331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.487375][ T32] r5:85458f8c r4:85458c00 [ 1334.487395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.487443][ T32] r7:ddde2d80 r6:83018200 r5:85458f8c r4:8514b480 [ 1334.487463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.487510][ T32] r10:61c88647 r9:8540b000 r8:8514b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.487654][ T32] r4:8514b480 [ 1334.487677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.487746][ T32] r10:00000000 r9:8514b480 r8:80287e08 r7:eb175e60 r6:8514b380 r5:8540b000 [ 1334.487774][ T32] r4:00000001 [ 1334.487795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.487833][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1334.488072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.502398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.502452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.502489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.502516][ T32] r4:8518c140 [ 1334.502933][ T32] INFO: task kworker/1:280:4649 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.502995][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.503084][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.503153][ T32] Call trace: [ 1334.503185][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.503244][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.503270][ T32] r4:00000000 [ 1334.503291][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.503334][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.503366][ T32] 5d20: bf129000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.503396][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.503421][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.503446][ T32] r5:800f0013 r4:80239bb0 [ 1334.503467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.503511][ T32] r4:82ac21e4 [ 1334.503532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.503576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.503613][ T32] r4:dff95dc0 [ 1334.503638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.503683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.503706][ T32] r4:00000000 [ 1334.503726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.503795][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.503847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.503896][ T32] r5:00001000 r4:dfdad000 [ 1334.503918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.503960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.504032][ T32] r5:848f3f8c r4:848f3c00 [ 1334.504060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.504111][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.504133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.504183][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.504207][ T32] r4:8484f600 [ 1334.504228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.504276][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.504300][ T32] r4:00000001 [ 1334.504320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.504358][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.504387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.504416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.504443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.504474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.504496][ T32] r4:848b22c0 [ 1334.504518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.504562][ T32] INFO: task kworker/1:281:4650 blocked for more than 461 seconds. [ 1334.504599][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.504625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.504646][ T32] task:kworker/1:281 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.504722][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.504766][ T32] Call trace: [ 1334.504797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.504848][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000013 r6:eb17dd8c r5:85409800 [ 1334.504872][ T32] r4:85409800 [ 1334.504892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.504936][ T32] r5:85409800 r4:8291a680 [ 1334.504956][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.504996][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.505047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1334.505070][ T32] r4:00000000 [ 1334.505090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.505126][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.505162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.505207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518cc00 [ 1334.505230][ T32] r4:00000000 [ 1334.505250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.505295][ T32] r9:83018205 r8:85409800 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1334.505318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.505362][ T32] r5:00001000 r4:eb17f000 [ 1334.505386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.505428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.505477][ T32] r5:85458b8c r4:85458800 [ 1334.505498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.505547][ T32] r7:ddde2d80 r6:83018200 r5:85458b8c r4:8514b500 [ 1334.505570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.505620][ T32] r10:61c88647 r9:85409800 r8:8514b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.505644][ T32] r4:8514b500 [ 1334.505663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.505710][ T32] r10:00000000 r9:8514b500 r8:80287e08 r7:eb179e60 r6:8514b580 r5:85409800 [ 1334.505734][ T32] r4:00000001 [ 1334.505753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.505789][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1334.505816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.505865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.505897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.505928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.505953][ T32] r4:8518c140 [ 1334.506270][ T32] INFO: task kworker/1:281:4650 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.506307][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.506414][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.506462][ T32] Call trace: [ 1334.506516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.506574][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.506598][ T32] r4:00000000 [ 1334.506618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.506666][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.506697][ T32] 5d20: bf129000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.506727][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.506755][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.506780][ T32] r5:800f0013 r4:80239bb0 [ 1334.506801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.506865][ T32] r4:82ac21e4 [ 1334.506891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.506936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.506959][ T32] r4:dff95dc0 [ 1334.507002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.507053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.507118][ T32] r4:00000000 [ 1334.507166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.507219][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.507241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.507285][ T32] r5:00001000 r4:dfdad000 [ 1334.507306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.507346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.507392][ T32] r5:848f3f8c r4:848f3c00 [ 1334.507412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.507460][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.507505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.507560][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.507585][ T32] r4:8484f600 [ 1334.507627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.507681][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.507717][ T32] r4:00000001 [ 1334.507741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.507791][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.507821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.507862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.507892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.525585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.525716][ T32] r4:848b22c0 [ 1334.525868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.525959][ T32] INFO: task kworker/1:282:4652 blocked for more than 461 seconds. [ 1334.526003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.526044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.526068][ T32] task:kworker/1:282 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.526215][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.526299][ T32] Call trace: [ 1334.526345][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.526414][ T32] r10:8291a684 r9:eaec5d84 r8:00000002 r7:60000013 r6:eaec5d8c r5:8542bc00 [ 1334.526440][ T32] r4:8542bc00 [ 1334.526479][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.526553][ T32] r5:8542bc00 r4:8291a680 [ 1334.526579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.526650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.526725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1334.526753][ T32] r4:00000000 [ 1334.526776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.526814][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.526855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.526900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518cdc0 [ 1334.526924][ T32] r4:00000000 [ 1334.526951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.527003][ T32] r9:83018205 r8:8542bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1334.527046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.527096][ T32] r5:00001000 r4:dfa37000 [ 1334.527128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.527198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.527266][ T32] r5:8545938c r4:85459000 [ 1334.527291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.527345][ T32] r7:ddde2d80 r6:83018200 r5:8545938c r4:8514b600 [ 1334.527389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.527462][ T32] r10:61c88647 r9:8542bc00 r8:8514b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.527490][ T32] r4:8514b600 [ 1334.527511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.527563][ T32] r10:00000000 r9:8514b600 r8:80287e08 r7:eb179e60 r6:851f4180 r5:8542bc00 [ 1334.527588][ T32] r4:00000001 [ 1334.527608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.527648][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1334.527677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.527706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.527757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.527792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.527845][ T32] r4:8518cbc0 [ 1334.541524][ T32] INFO: task kworker/1:282:4652 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.541735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.541914][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.542052][ T32] Call trace: [ 1334.542155][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.542272][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.542329][ T32] r4:00000000 [ 1334.542383][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.542468][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.542531][ T32] 5d20: bf67c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.542596][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.542652][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.542731][ T32] r5:800f0013 r4:80239bb0 [ 1334.542762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.542817][ T32] r4:82ac21e4 [ 1334.542845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.542981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.543018][ T32] r4:dff95dc0 [ 1334.543043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.543087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.543111][ T32] r4:00000000 [ 1334.543131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.543206][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.543234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.543280][ T32] r5:00001000 r4:dfdad000 [ 1334.543301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.543347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.543443][ T32] r5:848f3f8c r4:848f3c00 [ 1334.543491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.543587][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.543635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.543752][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.543831][ T32] r4:8484f600 [ 1334.543884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.543982][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.544072][ T32] r4:00000001 [ 1334.544139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.544217][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.544275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.544339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.544400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.544467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.544518][ T32] r4:848b22c0 [ 1334.544569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.544632][ T32] INFO: task kworker/1:283:4655 blocked for more than 461 seconds. [ 1334.544701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.544755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.544805][ T32] task:kworker/1:283 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.544908][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.545038][ T32] Call trace: [ 1334.545131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.545187][ T32] r10:8291a684 r9:eaf19d84 r8:00000002 r7:60000113 r6:eaf19d8c r5:8542d400 [ 1334.545289][ T32] r4:8542d400 [ 1334.545396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.545444][ T32] r5:8542d400 r4:8291a680 [ 1334.545504][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.545666][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.545796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1334.545824][ T32] r4:00000000 [ 1334.545894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.545934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.545970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.546020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0f80 [ 1334.546128][ T32] r4:00000000 [ 1334.546157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.546218][ T32] r9:83018205 r8:8542d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1334.546246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.546290][ T32] r5:00001000 r4:dfffb000 [ 1334.546518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.546621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.546671][ T32] r5:8545978c r4:85459400 [ 1334.546692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.546897][ T32] r7:ddde2d80 r6:83018200 r5:8545978c r4:8514b700 [ 1334.546922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.547012][ T32] r10:61c88647 r9:8542d400 r8:8514b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.547040][ T32] r4:8514b700 [ 1334.547062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.547111][ T32] r10:00000000 r9:8514b700 r8:80287e08 r7:eaec5e60 r6:851f4300 r5:8542d400 [ 1334.547228][ T32] r4:00000001 [ 1334.547320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.547413][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 1334.547455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.547515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.547547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.547761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.547811][ T32] r4:8518ce00 [ 1334.571494][ T32] INFO: task kworker/1:283:4655 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.571640][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.571874][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.571966][ T32] Call trace: [ 1334.572001][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.572097][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.572131][ T32] r4:00000000 [ 1334.572239][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.572314][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.572350][ T32] 5d20: bfac1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.572384][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.572532][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.572563][ T32] r5:800f0013 r4:80239bb0 [ 1334.572613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.572687][ T32] r4:82ac21e4 [ 1334.572738][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.572837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.572869][ T32] r4:dff95dc0 [ 1334.572908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.572956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.573021][ T32] r4:00000000 [ 1334.573054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.573133][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.573185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.573311][ T32] r5:00001000 r4:dfdad000 [ 1334.573385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.573466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.573598][ T32] r5:848f3f8c r4:848f3c00 [ 1334.573649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.573758][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.573866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.573981][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.574042][ T32] r4:8484f600 [ 1334.574128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.574228][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.574301][ T32] r4:00000001 [ 1334.574371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.574418][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.574460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.574494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.574522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.574554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.574577][ T32] r4:848b22c0 [ 1334.574614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.574660][ T32] INFO: task kworker/1:284:4657 blocked for more than 461 seconds. [ 1334.574699][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.574743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.574780][ T32] task:kworker/1:284 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.574872][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.574994][ T32] Call trace: [ 1334.575096][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.575211][ T32] r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:8542c800 [ 1334.575268][ T32] r4:8542c800 [ 1334.575315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.575415][ T32] r5:8542c800 r4:8291a680 [ 1334.575483][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.575592][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.575697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1334.575752][ T32] r4:00000000 [ 1334.575796][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.575909][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.575993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.576091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514d200 [ 1334.576156][ T32] r4:00000000 [ 1334.576201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.576294][ T32] r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.576372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.576480][ T32] r5:00001000 r4:e0855000 [ 1334.576531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.576612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.576660][ T32] r5:85459f8c r4:85459c00 [ 1334.576699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.576753][ T32] r7:ddde2d80 r6:83018200 r5:85459f8c r4:8514b800 [ 1334.576776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.576825][ T32] r10:61c88647 r9:8542c800 r8:8514b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.576848][ T32] r4:8514b800 [ 1334.576869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.576915][ T32] r10:00000000 r9:8514b800 r8:80287e08 r7:eaf19e60 r6:851f4200 r5:8542c800 [ 1334.577011][ T32] r4:00000001 [ 1334.577036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.577074][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 1334.577102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.577134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.577164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.577195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.577217][ T32] r4:8514d080 [ 1334.577714][ T32] INFO: task kworker/1:284:4657 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.577754][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.577818][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.577884][ T32] Call trace: [ 1334.578056][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.587408][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.587510][ T32] r4:00000000 [ 1334.587562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.587683][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.587725][ T32] 5d20: bfac1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.587855][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.587887][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.587916][ T32] r5:800f0013 r4:80239bb0 [ 1334.588011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.588600][ T32] r4:82ac21e4 [ 1334.588636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.588694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.588719][ T32] r4:dff95dc0 [ 1334.588756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.588823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.588852][ T32] r4:00000000 [ 1334.589015][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.589077][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.589101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.589148][ T32] r5:00001000 r4:dfdad000 [ 1334.589169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.589232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.589282][ T32] r5:848f3f8c r4:848f3c00 [ 1334.589323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.589384][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.589408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.589458][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.589483][ T32] r4:8484f600 [ 1334.589504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.589551][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.589575][ T32] r4:00000001 [ 1334.589596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.590071][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.590773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.590809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.590838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.590868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.590894][ T32] r4:848b22c0 [ 1334.590919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.590952][ T32] INFO: task kworker/1:285:4659 blocked for more than 461 seconds. [ 1334.591094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.591175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.591203][ T32] task:kworker/1:285 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.591298][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.591396][ T32] Call trace: [ 1334.591434][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.591488][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:85429800 [ 1334.591513][ T32] r4:85429800 [ 1334.591534][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.591595][ T32] r5:85429800 r4:8291a680 [ 1334.591621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.591662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.591709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1334.591732][ T32] r4:00000000 [ 1334.591752][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.591789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.591825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.591867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514d040 [ 1334.591911][ T32] r4:00000000 [ 1334.591933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.591979][ T32] r9:83018205 r8:85429800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.592001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.592052][ T32] r5:00001000 r4:e056b000 [ 1334.592072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.592113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.592157][ T32] r5:85459b8c r4:85459800 [ 1334.592212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.592266][ T32] r7:ddde2d80 r6:83018200 r5:85459b8c r4:8514b680 [ 1334.592356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.592409][ T32] r10:61c88647 r9:85429800 r8:8514b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.592433][ T32] r4:8514b680 [ 1334.592453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.592533][ T32] r10:00000000 r9:8514b680 r8:80287e08 r7:eaf59e60 r6:851f4280 r5:85429800 [ 1334.592624][ T32] r4:00000001 [ 1334.592648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.592685][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1334.592765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.592798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.592865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.592898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.592953][ T32] r4:8514d080 [ 1334.593643][ T32] INFO: task kworker/1:285:4659 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.593765][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.593931][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.594036][ T32] Call trace: [ 1334.594154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.594214][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.594270][ T32] r4:00000000 [ 1334.594296][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.594339][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.594842][ T32] 5d20: bfac1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.594878][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.594926][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.594974][ T32] r5:800f0013 r4:80239bb0 [ 1334.594998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.595160][ T32] r4:82ac21e4 [ 1334.595186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.595343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.595378][ T32] r4:dff95dc0 [ 1334.595402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.595445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.595893][ T32] r4:00000000 [ 1334.596011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.596066][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.596090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.596135][ T32] r5:00001000 r4:dfdad000 [ 1334.596158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.596891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.597189][ T32] r5:848f3f8c r4:848f3c00 [ 1334.597248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.597344][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.597394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.597693][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.597823][ T32] r4:8484f600 [ 1334.597875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.631217][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.631405][ T32] r4:00000001 [ 1334.631471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.631600][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.631668][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.632265][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1334.632973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.633022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.633095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1334.633123][ T32] r4:00000000 [ 1334.633191][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.633232][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.633273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.633330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514d480 [ 1334.633374][ T32] r4:00000000 [ 1334.633442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.633538][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.633589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.633677][ T32] r5:00001000 r4:e4955000 [ 1334.633724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.633812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.633903][ T32] r5:8545a78c r4:8545a400 [ 1334.633943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.634009][ T32] r7:ddde2d80 r6:83018200 r5:8545a78c r4:8514b880 [ 1334.634035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.634086][ T32] r10:61c88647 r9:8542e000 r8:8514b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.634126][ T32] r4:8514b880 [ 1334.634149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.634198][ T32] r10:00000000 r9:8514b880 r8:80287e08 r7:eaf59e60 r6:851f4380 r5:8542e000 [ 1334.634235][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.634427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.635429][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 8 printk messages dropped ** [ 1334.635796][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1334.636022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.636068][ T32] r5:00001000 r4:dfdad000 [ 1334.636090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.636133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.636189][ T32] r5:848f3f8c r4:848f3c00 [ 1334.636274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.636327][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.636374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.636436][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.636461][ T32] r4:8484f600 [ 1334.636480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.636529][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.636599][ T32] r4:00000001 [ 1334.636648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.636688][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.636742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.636775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.636803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.636833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1334.637048][ T32] task:kworker/1:287 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.637540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 ** 10 printk messages dropped ** [ 1334.637905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.661295][ T32] r7:ddde2d80 r6:83018200 r5:8545a38c r4:8514b780 ** 4 printk messages dropped ** [ 1334.661618][ T32] r10:00000000 r9:8514b780 r8:80287e08 r7:eb191e60 r6:851f4400 r5:8542ec00 ** 8 printk messages dropped ** [ 1334.662360][ T32] INFO: task kworker/1:287:4662 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.662669][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.662769][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.662824][ T32] Call trace: [ 1334.662909][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.662969][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.663000][ T32] r4:00000000 [ 1334.663034][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.663075][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.663132][ T32] 5d20: c023e000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.663167][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.663196][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.663221][ T32] r5:800f0013 r4:80239bb0 [ 1334.663242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.663290][ T32] r4:82ac21e4 [ 1334.663312][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.663376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.663438][ T32] r4:dff95dc0 [ 1334.663499][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.663601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.663709][ T32] r4:00000000 [ 1334.663759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.663851][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.663904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.664023][ T32] r5:00001000 r4:dfdad000 [ 1334.664084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.664165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.664251][ T32] r5:848f3f8c r4:848f3c00 [ 1334.664313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.664432][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.664502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.664558][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.664583][ T32] r4:8484f600 [ 1334.664603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.664684][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 3 printk messages dropped ** [ 1334.664798][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.665438][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.666076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 ** 8 printk messages dropped ** [ 1334.666580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.666779][ T32] r5:8545ab8c r4:8545a800 ** 2 printk messages dropped ** [ 1334.666880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.667357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.667951][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.683073][ T32] 5d20: c02d2000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1334.683741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 5 printk messages dropped ** [ 1334.684104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.684185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.684271][ T32] r5:848f3f8c r4:848f3c00 [ 1334.684360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.684437][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.684462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.684564][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.684594][ T32] r4:8484f600 [ 1334.684615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.684665][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.684690][ T32] r4:00000001 [ 1334.684747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.684790][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.684825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.684858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.684886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.684943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.684970][ T32] r4:848b22c0 [ 1334.684997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.685035][ T32] INFO: task kworker/1:289:4666 blocked for more than 461 seconds. [ 1334.685098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.685129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.685250][ T32] task:kworker/1:289 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.685324][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.685373][ T32] Call trace: [ 1334.685413][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.685464][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:853f6c00 [ 1334.685488][ T32] r4:853f6c00 [ 1334.685525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1334.685687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 ** 10 printk messages dropped ** [ 1334.686120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.686209][ T32] r5:8545b38c r4:8545b000 ** 3 printk messages dropped ** [ 1334.686354][ T32] r10:61c88647 r9:853f6c00 r8:8514baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1334.687787][ T32] INFO: task kworker/1:289:4666 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1334.702283][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.702589][ T32] Call trace: [ 1334.702630][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.702694][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.702722][ T32] r4:00000000 [ 1334.702745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.702788][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.703030][ T32] 5d20: c0603000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.703066][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.703093][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.703119][ T32] r5:800f0013 r4:80239bb0 [ 1334.703154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.703280][ T32] r4:82ac21e4 [ 1334.703458][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.703578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.703632][ T32] r4:dff95dc0 [ 1334.703701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.703794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.703846][ T32] r4:00000000 [ 1334.703892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.703992][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.704052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.704141][ T32] r5:00001000 r4:dfdad000 [ 1334.704188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.704243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.704304][ T32] r5:848f3f8c r4:848f3c00 [ 1334.704330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.704402][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.704428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.704715][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.704744][ T32] r4:8484f600 [ 1334.704765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.705011][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.705279][ T32] r4:00000001 [ 1334.705323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.705463][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.705496][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.705691][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1334.705969][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.706370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.707028][ T32] r5:00001000 r4:eaa7f000 ** 2 printk messages dropped ** [ 1334.707172][ T32] r5:8545af8c r4:8545ac00 [ 1334.707193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.707720][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.731301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.733009][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1334.733304][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.733808][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.734271][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1334.735157][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1334.736060][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1334.736711][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.736788][ T32] Call trace: [ 1334.737369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.737423][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:84989800 [ 1334.737448][ T32] r4:84989800 [ 1334.737471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.737517][ T32] r5:84989800 r4:8291a680 [ 1334.737541][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.737582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.737978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1334.757350][ T32] r4:00000000 [ 1334.757433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.757537][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.757610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.757705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c9980 [ 1334.757756][ T32] r4:00000000 [ 1334.757825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.757913][ T32] r9:83018205 r8:84989800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1334.757957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.758676][ T32] r5:00001000 r4:e00db000 [ 1334.758956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.759069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.759144][ T32] r5:8549178c r4:85491400 [ 1334.759211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.759301][ T32] r7:ddde2d80 r6:83018200 r5:8549178c r4:8514bb80 [ 1334.759360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.759447][ T32] r10:61c88647 r9:84989800 r8:8514bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.759491][ T32] r4:8514bb80 [ 1334.759528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.759608][ T32] r10:00000000 r9:8514bb80 r8:80287e08 r7:eb1a9e60 r6:851f4600 r5:84989800 [ 1334.759650][ T32] r4:00000001 [ 1334.759688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.759754][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1334.759808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.759861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.759909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.759962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.760030][ T32] r4:8514d640 [ 1334.760654][ T32] INFO: task kworker/1:291:4671 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.760893][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.761048][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.761137][ T32] Call trace: [ 1334.761215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.761326][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.761376][ T32] r4:00000000 [ 1334.761416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.761485][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.761551][ T32] 5d20: c0948000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.761888][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.761945][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.762016][ T32] r5:800f0013 r4:80239bb0 [ 1334.762062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.762156][ T32] r4:82ac21e4 [ 1334.762199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.762275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.762322][ T32] r4:dff95dc0 [ 1334.762361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.762433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.762477][ T32] r4:00000000 [ 1334.762514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.762593][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 2 printk messages dropped ** [ 1334.762775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.763268][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.763610][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.763735][ T32] r4:00000001 [ 1334.763892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.763976][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.764044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.764097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.764147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.764199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.764242][ T32] r4:848b22c0 [ 1334.764303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.764384][ T32] INFO: task kworker/1:292:4673 blocked for more than 461 seconds. [ 1334.764462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.764514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.764556][ T32] task:kworker/1:292 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.764659][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.765012][ T32] Call trace: [ 1334.765087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.765171][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:84988000 [ 1334.765393][ T32] r4:84988000 [ 1334.765445][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.765549][ T32] r5:84988000 r4:8291a680 [ 1334.765594][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.765664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.765739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1334.765784][ T32] r4:00000000 [ 1334.765822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.765902][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.765970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.766055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514dac0 [ 1334.766100][ T32] r4:00000000 [ 1334.766170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.766250][ T32] r9:83018205 r8:84988000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.766312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.766425][ T32] r5:00001000 r4:eab0f000 [ 1334.766469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.766542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.766893][ T32] r5:8545bb8c r4:8545b800 [ 1334.766941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.767150][ T32] r7:ddde2d80 r6:83018200 r5:8545bb8c r4:8514bc00 [ 1334.767265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.767370][ T32] r10:61c88647 r9:84988000 r8:8514bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.767428][ T32] r4:8514bc00 [ 1334.767466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.767550][ T32] r10:00000000 r9:8514bc00 r8:80287e08 r7:eb1b9e60 r6:851f4780 r5:84988000 [ 1334.767618][ T32] r4:00000001 [ 1334.767661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.767727][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1334.767794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.767854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.767919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.801350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.801575][ T32] r4:8514d780 [ 1334.801996][ T32] INFO: task kworker/1:292:4673 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.802045][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.802164][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.802237][ T32] Call trace: [ 1334.802274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.802338][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.802366][ T32] r4:00000000 [ 1334.802416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.802468][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.802502][ T32] 5d20: c0fe5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.802534][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.802561][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.802587][ T32] r5:800f0013 r4:80239bb0 [ 1334.802661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.802745][ T32] r4:82ac21e4 [ 1334.802802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.802888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.802917][ T32] r4:dff95dc0 [ 1334.802940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.802987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.803019][ T32] r4:00000000 [ 1334.803042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.803119][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1334.803316][ T32] r5:848f3f8c r4:848f3c00 ** 1 printk messages dropped ** [ 1334.803392][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1334.803495][ T32] r4:8484f600 [ 1334.803517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.803607][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.803637][ T32] r4:00000001 [ 1334.803659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.803699][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.803729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.803761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.803790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.803822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.803872][ T32] r4:848b22c0 [ 1334.803905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.803939][ T32] INFO: task kworker/0:482:4680 blocked for more than 461 seconds. [ 1334.803976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.804035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.804065][ T32] task:kworker/0:482 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.804118][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.804163][ T32] Call trace: [ 1334.804225][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.804280][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:8498b000 [ 1334.804348][ T32] r4:8498b000 [ 1334.804380][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.804426][ T32] r5:8498b000 r4:8291a680 [ 1334.804448][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.804489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.804533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1334.804556][ T32] r4:00000000 [ 1334.804577][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.804613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.804649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.804691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d3c0 [ 1334.804714][ T32] r4:00000000 [ 1334.804735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.804782][ T32] r9:83018005 r8:8498b000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1334.804805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.804849][ T32] r5:00001000 r4:e069f000 [ 1334.804869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.804974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.805041][ T32] r5:8537fb8c r4:8537f800 [ 1334.805100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.805164][ T32] r7:dddced80 r6:83018000 r5:8537fb8c r4:851f4700 [ 1334.805189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.805251][ T32] r10:61c88647 r9:8498b000 r8:851f472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.805303][ T32] r4:851f4700 [ 1334.805353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.805411][ T32] r10:00000000 r9:851f4700 r8:80287e08 r7:eae55e60 r6:851f4800 r5:8498b000 [ 1334.805435][ T32] r4:00000001 [ 1334.805455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.805492][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1334.805521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.805550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.805578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.805609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.805662][ T32] r4:8512d1c0 [ 1334.805931][ T32] INFO: task kworker/0:482:4680 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.805988][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.806093][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.806176][ T32] Call trace: [ 1334.806211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.806284][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.806312][ T32] r4:00000000 [ 1334.806333][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.806386][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.806431][ T32] 5d20: c0fe5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.806474][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.806505][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.806532][ T32] r5:800f0013 r4:80239bb0 [ 1334.806553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1334.806720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1334.807281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.807939][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1334.819362][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1334.819800][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.820313][ T32] r5:8498a400 r4:8291a680 ** 5 printk messages dropped ** [ 1334.820730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.821514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.821794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.821912][ T32] r10:61c88647 r9:8498a400 r8:851f49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.821968][ T32] r4:851f4980 [ 1334.822031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.822139][ T32] r10:00000000 r9:851f4980 r8:80287e08 r7:eb161e60 r6:851f4680 r5:8498a400 [ 1334.822246][ T32] r4:00000001 [ 1334.822347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.822462][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1334.822522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.822577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.822630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.822689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.822733][ T32] r4:8512d1c0 [ 1334.823380][ T32] INFO: task kworker/0:483:4681 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.823434][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.823565][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.823665][ T32] Call trace: [ 1334.823729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.823801][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.823855][ T32] r4:00000000 [ 1334.823880][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.823955][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.823989][ T32] 5d20: c0fe5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.824027][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.824055][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.824130][ T32] r5:800f0013 r4:80239bb0 [ 1334.824155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.824198][ T32] r4:82ac21e4 [ 1334.824233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.824285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.824309][ T32] r4:dff95dc0 [ 1334.824329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.824376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.824399][ T32] r4:00000000 [ 1334.824468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.824597][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.824623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.824669][ T32] r5:00001000 r4:dfdad000 [ 1334.824708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.824768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.824837][ T32] r5:848f3f8c r4:848f3c00 [ 1334.824863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.824913][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.825035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.825089][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.825113][ T32] r4:8484f600 [ 1334.825158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.825212][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.825287][ T32] r4:00000001 [ 1334.825312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.825349][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.825382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.825412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.825493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.825578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.825605][ T32] r4:848b22c0 [ 1334.825629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.825704][ T32] INFO: task kworker/1:293:4683 blocked for more than 461 seconds. [ 1334.825737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.825822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.825848][ T32] task:kworker/1:293 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.825897][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.825969][ T32] Call trace: [ 1334.826176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.826239][ T32] r10:8291a684 r9:eae49d84 r8:00000002 r7:60000113 r6:eae49d8c r5:8498c800 [ 1334.826369][ T32] r4:8498c800 [ 1334.826471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.826525][ T32] r5:8498c800 r4:8291a680 [ 1334.826584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.826632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.826678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1334.826701][ T32] r4:00000000 [ 1334.826736][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.826800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.826864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.826913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514dc00 [ 1334.826936][ T32] r4:00000000 [ 1334.826970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.827025][ T32] r9:83018205 r8:8498c800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1334.827225][ T32] r5:8545bf8c r4:8545bc00 [ 1334.827277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.827350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1334.827655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.859484][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.860149][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.860598][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1334.861147][ T32] r5:00001000 r4:dfdad000 [ 1334.861186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.861232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.861277][ T32] r5:848f3f8c r4:848f3c00 [ 1334.861299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.861348][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.861376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.861475][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.861510][ T32] r4:8484f600 [ 1334.861574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.861692][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.861719][ T32] r4:00000001 [ 1334.861820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.861885][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.861918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.861948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.861977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.862037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.862089][ T32] r4:848b22c0 [ 1334.862137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.862170][ T32] INFO: task kworker/0:484:4684 blocked for more than 461 seconds. [ 1334.862205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.862231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.862253][ T32] task:kworker/0:484 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.862462][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.862694][ T32] Call trace: [ 1334.862780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.862897][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000013 r6:eaf89d8c r5:8498d400 [ 1334.862950][ T32] r4:8498d400 [ 1334.862982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.863044][ T32] r5:8498d400 r4:8291a680 [ 1334.863090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.863136][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.863183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1334.863207][ T32] r4:00000000 [ 1334.863226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.863261][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.863312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.863365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d580 [ 1334.863393][ T32] r4:00000000 [ 1334.863413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.863458][ T32] r9:83018005 r8:8498d400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.863481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.863550][ T32] r5:00001000 r4:e0797000 [ 1334.863578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.863723][ T32] r5:8537ff8c r4:8537fc00 [ 1334.863766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.863916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.864333][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.864889][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.865066][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1334.865538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1334.866263][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1334.866682][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1334.866862][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1334.867140][ T32] INFO: task kworker/1:294:4685 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.867462][ T32] r4:8498e000 ** 4 printk messages dropped ** [ 1334.867769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 ** 8 printk messages dropped ** [ 1334.898916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.899119][ T32] r5:85461b8c r4:85461800 ** 2 printk messages dropped ** [ 1334.899228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.899576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.900482][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.900703][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1334.900930][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.901148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1334.901669][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1334.901929][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 9 printk messages dropped ** [ 1334.902395][ T32] task:kworker/1:295 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.902765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1334.902788][ T32] r4:00000000 [ 1334.902808][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.902865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.902913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.902958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514dfc0 [ 1334.902983][ T32] r4:00000000 [ 1334.903003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.903048][ T32] r9:83018205 r8:8498bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.903071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.903156][ T32] r5:00001000 r4:eabaf000 [ 1334.903180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.903222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.903296][ T32] r5:8546038c r4:85460000 [ 1334.903322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.903372][ T32] r7:ddde2d80 r6:83018200 r5:8546038c r4:8514b980 [ 1334.903393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.903441][ T32] r10:61c88647 r9:8498bc00 r8:8514b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.903464][ T32] r4:8514b980 [ 1334.903483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.903530][ T32] r10:00000000 r9:8514b980 r8:80287e08 r7:eafc1e60 r6:851f4b00 r5:8498bc00 [ 1334.903555][ T32] r4:00000001 [ 1334.903575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.903629][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1334.903660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.903690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.903718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.903748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.903793][ T32] r4:8514dd40 [ 1334.904057][ T32] INFO: task kworker/1:295:4686 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.904119][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.904201][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.904259][ T32] Call trace: [ 1334.904317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.904382][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.904407][ T32] r4:00000000 [ 1334.904428][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.904473][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.904516][ T32] 5d20: c1729000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.904553][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.904579][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.904606][ T32] r5:800f0013 r4:80239bb0 [ 1334.904627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.904668][ T32] r4:82ac21e4 [ 1334.904689][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.904733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.904757][ T32] r4:dff95dc0 [ 1334.904802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.904889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.904924][ T32] r4:00000000 [ 1334.904956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.905068][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.905123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.905210][ T32] r5:00001000 r4:dfdad000 [ 1334.905262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.905370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.905485][ T32] r5:848f3f8c r4:848f3c00 [ 1334.905535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.905626][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.905675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.905766][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.905808][ T32] r4:8484f600 [ 1334.905851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.905940][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.905983][ T32] r4:00000001 [ 1334.906025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.906093][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.906168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.906228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.906288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.906349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.906393][ T32] r4:848b22c0 [ 1334.906440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.906487][ T32] INFO: task kworker/0:485:4688 blocked for more than 461 seconds. [ 1334.906543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.906592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.906633][ T32] task:kworker/0:485 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.906720][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.906802][ T32] Call trace: [ 1334.906863][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.906951][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000013 r6:eb055d8c r5:8542b000 [ 1334.907000][ T32] r4:8542b000 [ 1334.907042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.907141][ T32] r5:8542b000 r4:8291a680 [ 1334.907230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.907312][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.907421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1334.907470][ T32] r4:00000000 [ 1334.907537][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.907614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.907682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.907764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512da80 [ 1334.907814][ T32] r4:00000000 [ 1334.907852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.933165][ T32] r9:83018005 r8:8542b000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1334.933242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.933336][ T32] r5:00001000 r4:eab61000 ** 1 printk messages dropped ** [ 1334.933469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.933521][ T32] r5:8458a38c r4:8458a000 [ 1334.933544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.933820][ T32] r10:00000000 r9:851f4b80 r8:80287e08 r7:eb1bde60 r6:851f4c00 r5:8542b000 ** 9 printk messages dropped ** [ 1334.934562][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.935018][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 2 printk messages dropped ** [ 1334.935120][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.935147][ T32] r5:800f0013 r4:80239bb0 [ 1334.935170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.935214][ T32] r4:82ac21e4 [ 1334.935236][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.935310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.935357][ T32] r4:dff95dc0 [ 1334.935387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.935435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.935460][ T32] r4:00000000 [ 1334.935481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.935529][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.935552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.935598][ T32] r5:00001000 r4:dfdad000 [ 1334.935619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.935676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.935749][ T32] r5:848f3f8c r4:848f3c00 [ 1334.935774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.935847][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.935873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.935924][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.935974][ T32] r4:8484f600 [ 1334.935999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.936048][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.936072][ T32] r4:00000001 [ 1334.936092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.936144][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.936187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.936221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.936263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.936298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.936370][ T32] r4:848b22c0 [ 1334.936398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.936428][ T32] INFO: task kworker/0:486:4691 blocked for more than 461 seconds. [ 1334.936476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.936506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.936529][ T32] task:kworker/0:486 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.936577][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.936651][ T32] Call trace: [ 1334.936712][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.936764][ T32] r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:85431800 [ 1334.936787][ T32] r4:85431800 [ 1334.936822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.936870][ T32] r5:85431800 r4:8291a680 [ 1334.936891][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.936931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.936977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 1334.937001][ T32] r4:00000000 [ 1334.937035][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.937074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.937175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.937223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512db00 [ 1334.937278][ T32] r4:00000000 [ 1334.937305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.937419][ T32] r9:83018005 r8:85431800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1334.937446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.937491][ T32] r5:00001000 r4:eab8f000 [ 1334.937513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.937648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.937697][ T32] r5:84589f8c r4:84589c00 [ 1334.937767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.937822][ T32] r7:dddced80 r6:83018000 r5:84589f8c r4:851f4c80 [ 1334.937845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.937894][ T32] r10:61c88647 r9:85431800 r8:851f4cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.937917][ T32] r4:851f4c80 [ 1334.950530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.950697][ T32] r10:00000000 r9:851f4c80 r8:80287e08 r7:eb1bde60 r6:851f4d80 r5:85431800 [ 1334.950741][ T32] r4:00000001 [ 1334.950790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.950860][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1334.950896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.950926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.950982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.951029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.951117][ T32] r4:8512db40 [ 1334.951585][ T32] INFO: task kworker/0:486:4691 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1334.951626][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.951716][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.951768][ T32] Call trace: [ 1334.951800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.951856][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.951901][ T32] r4:00000000 [ 1334.951962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.952009][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.952040][ T32] 5d20: c1f5e000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.952071][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.952097][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.952122][ T32] r5:800f0013 r4:80239bb0 [ 1334.952142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.952208][ T32] r4:82ac21e4 [ 1334.952234][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.952287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.952312][ T32] r4:dff95dc0 [ 1334.952333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.952379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.952426][ T32] r4:00000000 [ 1334.952450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.952501][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.952525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.952569][ T32] r5:00001000 r4:dfdad000 [ 1334.952590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.952654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.952794][ T32] r5:848f3f8c r4:848f3c00 [ 1334.952834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.952921][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1334.952960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.953050][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.953101][ T32] r4:8484f600 [ 1334.953138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.953343][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1334.953400][ T32] r4:00000001 [ 1334.953441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.953505][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1334.953560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.953613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.953668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.953729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.953789][ T32] r4:848b22c0 [ 1334.953839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.953890][ T32] INFO: task kworker/0:487:4692 blocked for more than 461 seconds. [ 1334.953953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.954012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.954055][ T32] task:kworker/0:487 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.954231][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.954323][ T32] Call trace: [ 1334.954388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.954479][ T32] r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:8540c800 [ 1334.954531][ T32] r4:8540c800 [ 1334.954568][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.954672][ T32] r5:8540c800 r4:8291a680 [ 1334.954724][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.954829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.954915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1334.954983][ T32] r4:00000000 [ 1334.955029][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.955104][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.955175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.955510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.955790][ T32] r5:8546078c r4:85460400 [ 1334.955832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.956264][ T32] r10:00000000 r9:851f4e00 r8:80287e08 r7:eb1bde60 r6:8514bd00 r5:8540c800 ** 6 printk messages dropped ** [ 1334.956671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1334.957832][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1334.982763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 10 printk messages dropped ** [ 1334.983372][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1334.983584][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1334.983749][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.984039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.984315][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.984594][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.984865][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.985260][ T32] r5:853a038c r4:853a0000 [ 1334.985289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.985599][ T32] r4:851f4d00 ** 7 printk messages dropped ** [ 1334.986276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.987101][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.987219][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1334.987245][ T32] r4:00000000 [ 1334.987273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.987315][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1334.987364][ T32] 5d20: c23e3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1334.987399][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1334.987425][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.987451][ T32] r5:800f0013 r4:80239bb0 [ 1334.987475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.987580][ T32] r4:82ac21e4 [ 1334.987629][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.987752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1334.987782][ T32] r4:dff95dc0 [ 1334.987804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.987848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1334.987873][ T32] r4:00000000 [ 1334.987893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.987979][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.000347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.000452][ T32] r5:00001000 r4:dfdad000 [ 1335.000477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.000520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.000565][ T32] r5:848f3f8c r4:848f3c00 [ 1335.000611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.000713][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.000741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.000794][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.000827][ T32] r4:8484f600 [ 1335.000895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.000949][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.000973][ T32] r4:00000001 [ 1335.000994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.001038][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.001131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.001166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.001221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.001263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.001289][ T32] r4:848b22c0 [ 1335.001316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.001368][ T32] INFO: task kworker/1:296:4697 blocked for more than 461 seconds. [ 1335.001474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.001504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.001529][ T32] task:kworker/1:296 state:D stack:0 pid:4697 tgid:4697 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.001757][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:8540e000 ** 5 printk messages dropped ** [ 1335.001980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 ** 8 printk messages dropped ** [ 1335.002581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.002771][ T32] r5:85460b8c r4:85460800 ** 1 printk messages dropped ** [ 1335.002839][ T32] r7:ddde2d80 r6:83018200 r5:85460b8c r4:8514bf00 ** 4 printk messages dropped ** [ 1335.003068][ T32] r10:00000000 r9:8514bf00 r8:80287e08 r7:eafc1e60 r6:8514bd80 r5:8540e000 ** 8 printk messages dropped ** [ 1335.003783][ T32] INFO: task kworker/1:296:4697 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 11 printk messages dropped ** [ 1335.004265][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.004503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 7 printk messages dropped ** [ 1335.004773][ T32] r5:848f3f8c r4:848f3c00 [ 1335.004794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.004842][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.004866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.004914][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.004951][ T32] r4:8484f600 [ 1335.004979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.005031][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.005055][ T32] r4:00000001 [ 1335.005100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.005186][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.005218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.005250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.005289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.005341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.005369][ T32] r4:848b22c0 [ 1335.005395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.005425][ T32] INFO: task kworker/0:489:4699 blocked for more than 461 seconds. [ 1335.005479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.005516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.005550][ T32] task:kworker/0:489 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.005627][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.005675][ T32] Call trace: [ 1335.005706][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.005768][ T32] r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:8540ec00 [ 1335.005819][ T32] r4:8540ec00 [ 1335.005863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.005933][ T32] r5:8540ec00 r4:8291a680 [ 1335.005958][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.005999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.006044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1335.006067][ T32] r4:00000000 [ 1335.006086][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.006141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.006177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.006220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129000 [ 1335.006244][ T32] r4:00000000 [ 1335.006317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.006388][ T32] r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.006428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.006504][ T32] r5:00001000 r4:eaca3000 [ 1335.006526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.006567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.006635][ T32] r5:853a078c r4:853a0400 [ 1335.006684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.006736][ T32] r7:dddced80 r6:83018000 r5:853a078c r4:85137000 [ 1335.006759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.006807][ T32] r10:61c88647 r9:8540ec00 r8:8513702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.006852][ T32] r4:85137000 [ 1335.006876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.006935][ T32] r10:00000000 r9:85137000 r8:80287e08 r7:eb1d5e60 r6:8514be00 r5:8540ec00 [ 1335.006970][ T32] r4:00000001 [ 1335.006991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.007030][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1335.007058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.007088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.007115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.007168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.007219][ T32] r4:84815f00 [ 1335.007496][ T32] INFO: task kworker/0:489:4699 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.007531][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.007589][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.007635][ T32] Call trace: [ 1335.007665][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.007718][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.007743][ T32] r4:00000000 [ 1335.007764][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.007805][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.007833][ T32] 5d20: c2580000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.007898][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.027994][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.028432][ T32] r5:800f0013 r4:80239bb0 [ 1335.028468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.028535][ T32] r4:82ac21e4 [ 1335.028558][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.028603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.028628][ T32] r4:dff95dc0 [ 1335.028648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.028719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.028746][ T32] r4:00000000 [ 1335.028768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.028820][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.028866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.028918][ T32] r5:00001000 r4:dfdad000 [ 1335.028961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.029008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.029053][ T32] r5:848f3f8c r4:848f3c00 [ 1335.029075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.029130][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.029155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.029204][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.029227][ T32] r4:8484f600 [ 1335.029263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.029316][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.029358][ T32] r4:00000001 [ 1335.029384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.029424][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.029455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.029508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.029568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.029603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.029626][ T32] r4:848b22c0 [ 1335.029651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.029696][ T32] INFO: task kworker/0:490:4702 blocked for more than 461 seconds. [ 1335.029732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.029761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.029784][ T32] task:kworker/0:490 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.029872][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.029918][ T32] Call trace: [ 1335.029988][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.030047][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:8540bc00 [ 1335.030071][ T32] r4:8540bc00 [ 1335.030128][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.030201][ T32] r5:8540bc00 r4:8291a680 [ 1335.030238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.030290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.030336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1335.030360][ T32] r4:00000000 [ 1335.030380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.030415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.030451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.030508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851292c0 [ 1335.030535][ T32] r4:00000000 [ 1335.030555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.030600][ T32] r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.030623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.030667][ T32] r5:00001000 r4:ead1b000 [ 1335.030689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.030731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.030798][ T32] r5:853a0f8c r4:853a0c00 [ 1335.030822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.030870][ T32] r7:dddced80 r6:83018000 r5:853a0f8c r4:85137080 [ 1335.030891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.030940][ T32] r10:61c88647 r9:8540bc00 r8:851370ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.030963][ T32] r4:85137080 [ 1335.031005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.031055][ T32] r10:00000000 r9:85137080 r8:80287e08 r7:eb1dde60 r6:8513b000 r5:8540bc00 [ 1335.031078][ T32] r4:00000001 [ 1335.031109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.031150][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1335.031180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.031211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.031262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.031332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.031391][ T32] r4:85129100 [ 1335.031824][ T32] INFO: task kworker/0:490:4702 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.031959][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.032091][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.032140][ T32] Call trace: [ 1335.032204][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.032273][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.032300][ T32] r4:00000000 [ 1335.032322][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.032371][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.032405][ T32] 5d20: c28a7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.032470][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.032550][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.032638][ T32] r5:800f0013 r4:80239bb0 [ 1335.032666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.032710][ T32] r4:82ac21e4 [ 1335.032731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.032775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.032798][ T32] r4:dff95dc0 [ 1335.032818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.032861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.032885][ T32] r4:00000000 [ 1335.032905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.032952][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.032974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.033016][ T32] r5:00001000 r4:dfdad000 [ 1335.033037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.033089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.033138][ T32] r5:848f3f8c r4:848f3c00 [ 1335.033161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.033233][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.033300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.033359][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.033390][ T32] r4:8484f600 [ 1335.033411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.033461][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.033485][ T32] r4:00000001 [ 1335.033504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.033540][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.033613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.033647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.033676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.033716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.033764][ T32] r4:848b22c0 [ 1335.033790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.033817][ T32] INFO: task kworker/0:491:4703 blocked for more than 461 seconds. [ 1335.033845][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.033870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.033892][ T32] task:kworker/0:491 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.033940][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.034004][ T32] Call trace: [ 1335.034037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.034134][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000113 r6:eb1e5d8c r5:8540a400 [ 1335.034175][ T32] r4:8540a400 [ 1335.034199][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.034245][ T32] r5:8540a400 r4:8291a680 [ 1335.034273][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.034327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.034378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1335.034403][ T32] r4:00000000 [ 1335.034424][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.034461][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.034496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.034539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129240 [ 1335.034562][ T32] r4:00000000 [ 1335.034583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.034629][ T32] r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1335.034651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.034694][ T32] r5:00001000 r4:eacd9000 [ 1335.034714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.034754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.034798][ T32] r5:853a0b8c r4:853a0800 [ 1335.034819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.034866][ T32] r7:dddced80 r6:83018000 r5:853a0b8c r4:85137200 [ 1335.034888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.034936][ T32] r10:61c88647 r9:8540a400 r8:8513722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.034961][ T32] r4:85137200 [ 1335.034982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.035033][ T32] r10:00000000 r9:85137200 r8:80287e08 r7:eb1d1e60 r6:8513b080 r5:8540a400 [ 1335.035056][ T32] r4:00000001 [ 1335.035075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.035112][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1335.035153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.035198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.035229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.035265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.035289][ T32] r4:85129180 [ 1335.035554][ T32] INFO: task kworker/0:491:4703 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.035587][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.035656][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.035706][ T32] Call trace: [ 1335.035737][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.035825][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.035872][ T32] r4:00000000 [ 1335.035895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.035936][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.035971][ T32] 5d20: c28a7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.036016][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.036048][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.036110][ T32] r5:800f0013 r4:80239bb0 [ 1335.036170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.036238][ T32] r4:82ac21e4 [ 1335.036296][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.036344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.036371][ T32] r4:dff95dc0 [ 1335.036391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.036433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.036474][ T32] r4:00000000 [ 1335.036523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.036578][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.036601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.036647][ T32] r5:00001000 r4:dfdad000 [ 1335.036668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.036742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.036812][ T32] r5:848f3f8c r4:848f3c00 [ 1335.036834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.036884][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.036907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.036956][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.036980][ T32] r4:8484f600 [ 1335.037028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.037095][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.037135][ T32] r4:00000001 [ 1335.037183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.037225][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.037262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.037294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.037334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.037408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.037440][ T32] r4:848b22c0 [ 1335.037494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.037526][ T32] INFO: task kworker/0:492:4706 blocked for more than 461 seconds. [ 1335.037571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.037598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.037620][ T32] task:kworker/0:492 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.037669][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.037724][ T32] Call trace: [ 1335.037785][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.037857][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000013 r6:eb1f1d8c r5:85402400 [ 1335.037885][ T32] r4:85402400 [ 1335.037999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.068543][ T32] r5:85402400 r4:8291a680 [ 1335.068631][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.068753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.068855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1335.068888][ T32] r4:00000000 [ 1335.068910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.068998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.069049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.069094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129840 [ 1335.069120][ T32] r4:00000000 [ 1335.069140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.069189][ T32] r9:83018005 r8:85402400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1335.069252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.069363][ T32] r5:00001000 r4:eadbb000 [ 1335.069389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.069438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.069573][ T32] r5:853a1f8c r4:853a1c00 [ 1335.069604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.069656][ T32] r7:dddced80 r6:83018000 r5:853a1f8c r4:85137100 [ 1335.069677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.069726][ T32] r10:61c88647 r9:85402400 r8:8513712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.069749][ T32] r4:85137100 [ 1335.069785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.069862][ T32] r10:00000000 r9:85137100 r8:80287e08 r7:eb1d1e60 r6:8513b100 r5:85402400 [ 1335.069913][ T32] r4:00000001 [ 1335.069937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.070016][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) [ 1335.070073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.070137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.070188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.070223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.070247][ T32] r4:85129300 [ 1335.070662][ T32] INFO: task kworker/0:492:4706 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.070699][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.070772][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.070833][ T32] Call trace: [ 1335.070901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.070972][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.070997][ T32] r4:00000000 [ 1335.071022][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.071063][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.071109][ T32] 5d20: c3090000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.071143][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.071172][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.071197][ T32] r5:800f0013 r4:80239bb0 [ 1335.071218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.071286][ T32] r4:82ac21e4 [ 1335.071445][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.071523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.071552][ T32] r4:dff95dc0 [ 1335.071573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.071617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.071643][ T32] r4:00000000 [ 1335.071677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.071849][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.071876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.072034][ T32] r5:00001000 r4:dfdad000 [ 1335.072059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.072102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.072147][ T32] r5:848f3f8c r4:848f3c00 [ 1335.072203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.072285][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.072311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.072364][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.072389][ T32] r4:8484f600 [ 1335.072410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.072483][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.072510][ T32] r4:00000001 [ 1335.072555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.072671][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.072726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.072774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.072828][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.072879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.072926][ T32] r4:848b22c0 [ 1335.072968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.073027][ T32] INFO: task kworker/1:297:4707 blocked for more than 461 seconds. [ 1335.073065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.073092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.073115][ T32] task:kworker/1:297 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.073164][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.073209][ T32] Call trace: [ 1335.073241][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.073330][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85410000 [ 1335.073370][ T32] r4:85410000 [ 1335.073509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.073598][ T32] r5:85410000 r4:8291a680 [ 1335.073624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.073665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.073710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1335.073734][ T32] r4:00000000 [ 1335.073777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.073817][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.074036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.074127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d54c0 [ 1335.074167][ T32] r4:00000000 [ 1335.074189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.074236][ T32] r9:83018205 r8:85410000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.074263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.074310][ T32] r5:00001000 r4:e083d000 [ 1335.074332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.074374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.074416][ T32] r5:85460f8c r4:85460c00 [ 1335.074451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.074502][ T32] r7:ddde2d80 r6:83018200 r5:85460f8c r4:8513b180 [ 1335.074547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.074611][ T32] r10:61c88647 r9:85410000 r8:8513b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.074637][ T32] r4:8513b180 [ 1335.074659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.074732][ T32] r10:00000000 r9:8513b180 r8:80287e08 r7:eafc1e60 r6:8513b200 r5:85410000 [ 1335.074759][ T32] r4:00000001 [ 1335.074782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.074820][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1335.074871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.074904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.074939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.074995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.075042][ T32] r4:85140400 [ 1335.075312][ T32] INFO: task kworker/1:297:4707 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.075344][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.075513][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.075561][ T32] Call trace: [ 1335.075592][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.075670][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.075876][ T32] r4:00000000 [ 1335.075967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.076031][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.076135][ T32] 5d20: c3090000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.076202][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.076260][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.076293][ T32] r5:800f0013 r4:80239bb0 [ 1335.076329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.076409][ T32] r4:82ac21e4 [ 1335.076490][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.076626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.076657][ T32] r4:dff95dc0 [ 1335.076680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.076727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.076751][ T32] r4:00000000 [ 1335.076772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.076833][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.076859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.076904][ T32] r5:00001000 r4:dfdad000 [ 1335.076940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.077012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.077064][ T32] r5:848f3f8c r4:848f3c00 [ 1335.077143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.077198][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.077222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.077351][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.077388][ T32] r4:8484f600 [ 1335.077408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.077457][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.077480][ T32] r4:00000001 [ 1335.077499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.077537][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.077564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.077599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.077681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.077758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.077785][ T32] r4:848b22c0 [ 1335.077807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.077853][ T32] INFO: task kworker/0:493:4708 blocked for more than 461 seconds. [ 1335.077884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.098550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.098667][ T32] task:kworker/0:493 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.098740][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.098835][ T32] Call trace: [ 1335.098930][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.098993][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:85410c00 [ 1335.099027][ T32] r4:85410c00 [ 1335.099051][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.099112][ T32] r5:85410c00 r4:8291a680 [ 1335.099137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.099179][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.099244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1335.099278][ T32] r4:00000000 [ 1335.099299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.099336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.099378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.099423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851293c0 [ 1335.099473][ T32] r4:00000000 [ 1335.099498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.099550][ T32] r9:83018005 r8:85410c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1335.099632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.099682][ T32] r5:00001000 r4:ead3f000 [ 1335.099728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.099861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.099910][ T32] r5:853a138c r4:853a1000 [ 1335.099946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.100000][ T32] r7:dddced80 r6:83018000 r5:853a138c r4:85137280 [ 1335.100028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.100115][ T32] r10:61c88647 r9:85410c00 r8:851372ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.100178][ T32] r4:85137280 [ 1335.100206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.100257][ T32] r10:00000000 r9:85137280 r8:80287e08 r7:eb1f1e60 r6:8513b280 r5:85410c00 [ 1335.100285][ T32] r4:00000001 [ 1335.100353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.100429][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1335.100463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.100493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.100520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.100604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.100631][ T32] r4:85129540 [ 1335.101071][ T32] INFO: task kworker/0:493:4708 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.101112][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.101185][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.101254][ T32] Call trace: [ 1335.101474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.101557][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.101591][ T32] r4:00000000 [ 1335.101620][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.101673][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.101715][ T32] 5d20: c3190000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.101756][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.101792][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.101848][ T32] r5:800f0013 r4:80239bb0 [ 1335.101879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.101932][ T32] r4:82ac21e4 [ 1335.101983][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.102063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.102140][ T32] r4:dff95dc0 [ 1335.102198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.102279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.102319][ T32] r4:00000000 [ 1335.102351][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.102417][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.102471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.102559][ T32] r5:00001000 r4:dfdad000 [ 1335.102589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.102644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.102689][ T32] r5:848f3f8c r4:848f3c00 [ 1335.102722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.102775][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.102800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.102861][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.102891][ T32] r4:8484f600 [ 1335.102936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.102990][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.103021][ T32] r4:00000001 [ 1335.103042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.103080][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.103108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.103138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.103167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.103200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.103223][ T32] r4:848b22c0 [ 1335.103245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.103277][ T32] INFO: task kworker/0:494:4710 blocked for more than 461 seconds. [ 1335.103314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.103341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.103391][ T32] task:kworker/0:494 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.103515][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.103563][ T32] Call trace: [ 1335.103622][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.103676][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:85412400 [ 1335.103727][ T32] r4:85412400 [ 1335.103752][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.103797][ T32] r5:85412400 r4:8291a680 [ 1335.103818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.103858][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.103901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1335.103937][ T32] r4:00000000 [ 1335.103986][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.104045][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.104086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.104156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851295c0 [ 1335.104211][ T32] r4:00000000 [ 1335.104234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.104281][ T32] r9:83018005 r8:85412400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1335.104331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.104380][ T32] r5:00001000 r4:ead91000 [ 1335.104402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.104508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.104587][ T32] r5:853a178c r4:853a1400 [ 1335.104609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.104657][ T32] r7:dddced80 r6:83018000 r5:853a178c r4:85137380 [ 1335.104719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.104800][ T32] r10:61c88647 r9:85412400 r8:851373ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.104827][ T32] r4:85137380 [ 1335.104860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.104995][ T32] r10:00000000 r9:85137380 r8:80287e08 r7:eb1f1e60 r6:8513b300 r5:85412400 [ 1335.105122][ T32] r4:00000001 [ 1335.105147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.105187][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1335.105241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.105279][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.105309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.105339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.105414][ T32] r4:85129400 [ 1335.105699][ T32] INFO: task kworker/0:494:4710 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.105736][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.105870][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.105949][ T32] Call trace: [ 1335.106023][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.106083][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.106127][ T32] r4:00000000 [ 1335.106152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.106232][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.106298][ T32] 5d20: c3190000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.106365][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.106408][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.106436][ T32] r5:800f0013 r4:80239bb0 [ 1335.106556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.106606][ T32] r4:82ac21e4 [ 1335.106627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.106706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.106733][ T32] r4:dff95dc0 [ 1335.106760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.106828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.106855][ T32] r4:00000000 [ 1335.106876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.106944][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.107007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.107112][ T32] r5:00001000 r4:dfdad000 [ 1335.107138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.107180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.107224][ T32] r5:848f3f8c r4:848f3c00 [ 1335.107244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.107300][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.107361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.107415][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.107461][ T32] r4:8484f600 [ 1335.107484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.107534][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.107557][ T32] r4:00000001 [ 1335.107577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.107616][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.107643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.107687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.107720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.107751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.107775][ T32] r4:848b22c0 [ 1335.107796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.107884][ T32] INFO: task kworker/0:495:4712 blocked for more than 461 seconds. [ 1335.107973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.132514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.132567][ T32] task:kworker/0:495 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.132637][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.132732][ T32] Call trace: [ 1335.132772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.132836][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000013 r6:eb209d8c r5:85411800 [ 1335.132862][ T32] r4:85411800 [ 1335.132988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.133059][ T32] r5:85411800 r4:8291a680 [ 1335.133107][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.133153][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.133223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1335.133255][ T32] r4:00000000 [ 1335.133303][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.133344][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.133388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.133432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129700 [ 1335.133455][ T32] r4:00000000 [ 1335.133503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.133558][ T32] r9:83018005 r8:85411800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1335.133651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.133699][ T32] r5:00001000 r4:eada5000 [ 1335.133724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.133766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.133811][ T32] r5:853a1b8c r4:853a1800 [ 1335.133832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.133882][ T32] r7:dddced80 r6:83018000 r5:853a1b8c r4:85137300 [ 1335.133905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.133954][ T32] r10:61c88647 r9:85411800 r8:8513732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.133977][ T32] r4:85137300 [ 1335.134034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.134090][ T32] r10:00000000 r9:85137300 r8:80287e08 r7:eb1f1e60 r6:8513b380 r5:85411800 [ 1335.134138][ T32] r4:00000001 [ 1335.134181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.134262][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1335.134329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.134364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.134394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.134425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.134449][ T32] r4:851296c0 [ 1335.134855][ T32] INFO: task kworker/0:495:4712 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.134922][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.134987][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.135040][ T32] Call trace: [ 1335.135080][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.135168][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.135198][ T32] r4:00000000 [ 1335.135286][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.135332][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.135361][ T32] 5d20: c34f3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.135396][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.135460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.135491][ T32] r5:800f0013 r4:80239bb0 [ 1335.135513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.135556][ T32] r4:82ac21e4 [ 1335.135578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.135624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.135720][ T32] r4:dff95dc0 [ 1335.135772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.135820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.135844][ T32] r4:00000000 [ 1335.135892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.135942][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.135965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.136014][ T32] r5:00001000 r4:dfdad000 [ 1335.136037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.136090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.136144][ T32] r5:848f3f8c r4:848f3c00 [ 1335.136168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.136217][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.136266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.136320][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.136345][ T32] r4:8484f600 [ 1335.136365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.136413][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.136460][ T32] r4:00000001 [ 1335.136484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.136550][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.136607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.136694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.136725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.136755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.136817][ T32] r4:848b22c0 [ 1335.136844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.136913][ T32] INFO: task kworker/0:496:4714 blocked for more than 461 seconds. [ 1335.136953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.137030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.137093][ T32] task:kworker/0:496 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.137145][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.137213][ T32] Call trace: [ 1335.137249][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.137327][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:85414800 [ 1335.137355][ T32] r4:85414800 [ 1335.137415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.137471][ T32] r5:85414800 r4:8291a680 [ 1335.137492][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.137557][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.137607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1335.137648][ T32] r4:00000000 [ 1335.137767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.137809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.137884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.156517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129b40 [ 1335.156610][ T32] r4:00000000 [ 1335.156638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.156708][ T32] r9:83018005 r8:85414800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1335.156732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.156781][ T32] r5:00001000 r4:eae0f000 [ 1335.156803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.156845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.156890][ T32] r5:853a278c r4:853a2400 [ 1335.156911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.156960][ T32] r7:dddced80 r6:83018000 r5:853a278c r4:85137480 [ 1335.157045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.157104][ T32] r10:61c88647 r9:85414800 r8:851374ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.157226][ T32] r4:85137480 [ 1335.157353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.157411][ T32] r10:00000000 r9:85137480 r8:80287e08 r7:eb1f1e60 r6:8513b400 r5:85414800 [ 1335.157434][ T32] r4:00000001 [ 1335.157455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.157494][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1335.157525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.157554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.157661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.157698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.157723][ T32] r4:85129640 [ 1335.171830][ T32] INFO: task kworker/0:496:4714 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.171967][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.172085][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.172149][ T32] Call trace: [ 1335.172251][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.172314][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.172340][ T32] r4:00000000 [ 1335.172362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.172405][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.172437][ T32] 5d20: c4a2c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.172469][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.172496][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.172522][ T32] r5:800f0013 r4:80239bb0 [ 1335.172640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.172689][ T32] r4:82ac21e4 [ 1335.172756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.172869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.172899][ T32] r4:dff95dc0 [ 1335.172920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.172965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.173153][ T32] r4:00000000 [ 1335.173180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.173231][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.173254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.173351][ T32] r5:00001000 r4:dfdad000 [ 1335.173424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.173470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.173516][ T32] r5:848f3f8c r4:848f3c00 [ 1335.173538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.173589][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.173612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.173661][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.173684][ T32] r4:8484f600 [ 1335.173705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.173754][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.173777][ T32] r4:00000001 [ 1335.173798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.173864][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.173895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.173946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.173977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.174007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.174035][ T32] r4:848b22c0 [ 1335.174059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.174131][ T32] INFO: task kworker/0:497:4716 blocked for more than 461 seconds. [ 1335.174171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.174199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.174223][ T32] task:kworker/0:497 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.174272][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.174332][ T32] Call trace: [ 1335.174367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.174421][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000013 r6:eb215d8c r5:85413000 [ 1335.174444][ T32] r4:85413000 [ 1335.174465][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.174557][ T32] r5:85413000 r4:8291a680 [ 1335.174667][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.174713][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.174759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1335.174784][ T32] r4:00000000 [ 1335.174806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.174842][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.174878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.174920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851299c0 [ 1335.174944][ T32] r4:00000000 [ 1335.174964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.175043][ T32] r9:83018005 r8:85413000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.175070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.175159][ T32] r5:00001000 r4:eadd1000 [ 1335.175366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.175414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.175488][ T32] r5:853a238c r4:853a2000 [ 1335.175513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.175701][ T32] r7:dddced80 r6:83018000 r5:853a238c r4:85137500 [ 1335.175727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.175777][ T32] r10:61c88647 r9:85413000 r8:8513752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.175800][ T32] r4:85137500 [ 1335.175820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.175867][ T32] r10:00000000 r9:85137500 r8:80287e08 r7:eb211e60 r6:8513b480 r5:85413000 [ 1335.175891][ T32] r4:00000001 [ 1335.175912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.175949][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1335.175977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.176006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.176038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.176069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.176207][ T32] r4:85129ac0 [ 1335.176596][ T32] INFO: task kworker/0:497:4716 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.176632][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.176690][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.176853][ T32] Call trace: [ 1335.176885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.176952][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.176979][ T32] r4:00000000 [ 1335.177000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.177049][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.177162][ T32] 5d20: c4a2c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.177196][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.177321][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.177349][ T32] r5:800f0013 r4:80239bb0 [ 1335.177371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.177411][ T32] r4:82ac21e4 [ 1335.177433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.177479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.177515][ T32] r4:dff95dc0 [ 1335.177551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.177597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.177620][ T32] r4:00000000 [ 1335.177657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.177706][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.177730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.177773][ T32] r5:00001000 r4:dfdad000 [ 1335.177795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.177848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.177951][ T32] r5:848f3f8c r4:848f3c00 [ 1335.188017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.188770][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.188827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.188941][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.189025][ T32] r4:8484f600 [ 1335.189075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.189169][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.189216][ T32] r4:00000001 [ 1335.189260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.189337][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.189394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.189456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.189513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.189569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.189619][ T32] r4:848b22c0 [ 1335.189678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.189740][ T32] INFO: task kworker/0:498:4717 blocked for more than 461 seconds. [ 1335.189801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.189849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.189896][ T32] task:kworker/0:498 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.189995][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.190094][ T32] Call trace: [ 1335.190187][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.190288][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000013 r6:eb219d8c r5:85415400 [ 1335.190339][ T32] r4:85415400 [ 1335.190379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.190465][ T32] r5:85415400 r4:8291a680 [ 1335.190592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.190672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.190758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1335.190810][ T32] r4:00000000 [ 1335.190850][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.190924][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.191020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.191110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dc80 [ 1335.191160][ T32] r4:00000000 [ 1335.191204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.191296][ T32] r9:83018005 r8:85415400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1335.191343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.191498][ T32] r5:00001000 r4:eae93000 [ 1335.191558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.191650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.191735][ T32] r5:853a378c r4:853a3400 [ 1335.191776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.191862][ T32] r7:dddced80 r6:83018000 r5:853a378c r4:85137400 [ 1335.191965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.192063][ T32] r10:61c88647 r9:85415400 r8:8513742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.192134][ T32] r4:85137400 [ 1335.192189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.192273][ T32] r10:00000000 r9:85137400 r8:80287e08 r7:eb211e60 r6:8513b500 r5:85415400 [ 1335.192323][ T32] r4:00000001 [ 1335.192358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.192432][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1335.192486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.192539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.192599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.192668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.192713][ T32] r4:85129940 [ 1335.193250][ T32] INFO: task kworker/0:498:4717 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.193319][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.193404][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.193457][ T32] Call trace: [ 1335.193488][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.193546][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.193571][ T32] r4:00000000 [ 1335.193591][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.193632][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.193665][ T32] 5d20: c4a2c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.193721][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.193753][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.193781][ T32] r5:800f0013 r4:80239bb0 [ 1335.193808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.193856][ T32] r4:82ac21e4 [ 1335.193878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.193924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.193949][ T32] r4:dff95dc0 [ 1335.193983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.194046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.194071][ T32] r4:00000000 [ 1335.194092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.194179][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.194208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.194255][ T32] r5:00001000 r4:dfdad000 [ 1335.194281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.194333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.194382][ T32] r5:848f3f8c r4:848f3c00 [ 1335.194427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.194491][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.194516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.194567][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.194592][ T32] r4:8484f600 [ 1335.194626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.194680][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.194708][ T32] r4:00000001 [ 1335.194791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.194837][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.194866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.194897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.194940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.195002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.195060][ T32] r4:848b22c0 [ 1335.195088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.195180][ T32] INFO: task kworker/0:499:4720 blocked for more than 461 seconds. [ 1335.195214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.195259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.195313][ T32] task:kworker/0:499 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.195406][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.195452][ T32] Call trace: [ 1335.195483][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.195535][ T32] r10:8291a684 r9:eb221d84 r8:00000002 r7:60000013 r6:eb221d8c r5:85416c00 [ 1335.195660][ T32] r4:85416c00 [ 1335.195798][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.195847][ T32] r5:85416c00 r4:8291a680 [ 1335.195995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.196094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.196197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1335.196289][ T32] r4:00000000 [ 1335.196313][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.196350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.196387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.196431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129bc0 [ 1335.196516][ T32] r4:00000000 [ 1335.196541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.196614][ T32] r9:83018005 r8:85416c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1335.196651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.196726][ T32] r5:00001000 r4:eae41000 [ 1335.196754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.196797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.196843][ T32] r5:853a2b8c r4:853a2800 [ 1335.196864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.196911][ T32] r7:dddced80 r6:83018000 r5:853a2b8c r4:85137580 [ 1335.196933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.196982][ T32] r10:61c88647 r9:85416c00 r8:851375ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.197021][ T32] r4:85137580 [ 1335.197045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.197219][ T32] r10:00000000 r9:85137580 r8:80287e08 r7:eb219e60 r6:8513b580 r5:85416c00 [ 1335.197338][ T32] r4:00000001 [ 1335.197413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.197470][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1335.197501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.197558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.197589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.197621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.197645][ T32] r4:85129b00 [ 1335.197881][ T32] INFO: task kworker/0:499:4720 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.197914][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.228600][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.228739][ T32] Call trace: [ 1335.228804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.228910][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.228963][ T32] r4:00000000 [ 1335.229024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.229116][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.229173][ T32] 5d20: c5341000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.229238][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.229299][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.229352][ T32] r5:800f0013 r4:80239bb0 [ 1335.229395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.229474][ T32] r4:82ac21e4 [ 1335.229521][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.229604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.229652][ T32] r4:dff95dc0 [ 1335.229696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.229775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.229821][ T32] r4:00000000 [ 1335.229860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.229987][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.230051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.230149][ T32] r5:00001000 r4:dfdad000 [ 1335.230187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.230291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.230377][ T32] r5:848f3f8c r4:848f3c00 [ 1335.230426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.230516][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.230559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.230652][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.230702][ T32] r4:8484f600 [ 1335.230757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.230847][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.230896][ T32] r4:00000001 [ 1335.230935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.231009][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.231098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.231162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.231214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.231273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.231520][ T32] r4:848b22c0 [ 1335.231572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.231629][ T32] INFO: task kworker/0:500:4722 blocked for more than 461 seconds. [ 1335.231685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.231736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.231775][ T32] task:kworker/0:500 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.231912][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.232006][ T32] Call trace: [ 1335.232072][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.232161][ T32] r10:8291a684 r9:eb229d84 r8:00000002 r7:60000113 r6:eb229d8c r5:85416000 [ 1335.232211][ T32] r4:85416000 [ 1335.232250][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.232337][ T32] r5:85416000 r4:8291a680 [ 1335.232381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.232454][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.232537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 1335.232589][ T32] r4:00000000 [ 1335.232626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.232697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.232782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.232867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129dc0 [ 1335.232929][ T32] r4:00000000 [ 1335.232974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.233067][ T32] r9:83018005 r8:85416000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.233113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.233192][ T32] r5:00001000 r4:eae5b000 [ 1335.233252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.233339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.233425][ T32] r5:853a2f8c r4:853a2c00 [ 1335.233488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.233573][ T32] r7:dddced80 r6:83018000 r5:853a2f8c r4:85137600 [ 1335.233607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.233661][ T32] r10:61c88647 r9:85416000 r8:8513762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.233712][ T32] r4:85137600 [ 1335.233749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.233803][ T32] r10:00000000 r9:85137600 r8:80287e08 r7:eb219e60 r6:8513b600 r5:85416000 [ 1335.233842][ T32] r4:00000001 [ 1335.233890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.233955][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1335.233986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.234065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.234163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.234214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.234241][ T32] r4:85129d00 [ 1335.234672][ T32] INFO: task kworker/0:500:4722 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.234715][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.234793][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.234867][ T32] Call trace: [ 1335.234907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.234965][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.234991][ T32] r4:00000000 [ 1335.235023][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.235087][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.235121][ T32] 5d20: c5341000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.235153][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.235217][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.235251][ T32] r5:800f0013 r4:80239bb0 [ 1335.235278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.235348][ T32] r4:82ac21e4 [ 1335.235390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.235517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.235652][ T32] r4:dff95dc0 [ 1335.235681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.235750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.235806][ T32] r4:00000000 [ 1335.235832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.235957][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.236008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.236062][ T32] r5:00001000 r4:dfdad000 [ 1335.236159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.236205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.236251][ T32] r5:848f3f8c r4:848f3c00 [ 1335.236303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.236357][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.236380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.236429][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.236542][ T32] r4:8484f600 [ 1335.236652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.236707][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.236756][ T32] r4:00000001 [ 1335.236781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.236825][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.236857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.236888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.236916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.236946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.236969][ T32] r4:848b22c0 [ 1335.236990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.237020][ T32] INFO: task kworker/0:501:4724 blocked for more than 461 seconds. [ 1335.237076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.237106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.237176][ T32] task:kworker/0:501 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.237229][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.237291][ T32] Call trace: [ 1335.237383][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.237435][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:85413c00 [ 1335.237508][ T32] r4:85413c00 [ 1335.237535][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.237581][ T32] r5:85413c00 r4:8291a680 [ 1335.237602][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.237707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.237768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 1335.237796][ T32] r4:00000000 [ 1335.237816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.237852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.237889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.237993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129e80 [ 1335.260644][ T32] r4:00000000 [ 1335.260689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.260759][ T32] r9:83018005 r8:85413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1335.260810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.260865][ T32] r5:00001000 r4:eae67000 [ 1335.260889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.260932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.261021][ T32] r5:853a338c r4:853a3000 [ 1335.261048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.261123][ T32] r7:dddced80 r6:83018000 r5:853a338c r4:85137680 [ 1335.261151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.261260][ T32] r10:61c88647 r9:85413c00 r8:851376ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.261288][ T32] r4:85137680 [ 1335.261310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.261453][ T32] r10:00000000 r9:85137680 r8:80287e08 r7:eb219e60 r6:8513b680 r5:85413c00 [ 1335.261504][ T32] r4:00000001 [ 1335.261528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.261573][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1335.261611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.261643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.261673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.261704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.261790][ T32] r4:85129f80 [ 1335.262204][ T32] INFO: task kworker/0:501:4724 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.262245][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.262400][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.262450][ T32] Call trace: [ 1335.262549][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.262705][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.262783][ T32] r4:00000000 [ 1335.262845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.262942][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.263020][ T32] 5d20: c55e1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.263093][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.263165][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.263226][ T32] r5:800f0013 r4:80239bb0 [ 1335.263275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.263381][ T32] r4:82ac21e4 [ 1335.263460][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.263555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.263606][ T32] r4:dff95dc0 [ 1335.263650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.263737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.263803][ T32] r4:00000000 [ 1335.263857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.263948][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.263995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.264089][ T32] r5:00001000 r4:dfdad000 [ 1335.264134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.264216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.264303][ T32] r5:848f3f8c r4:848f3c00 [ 1335.264347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.264466][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.264550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.264670][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.264724][ T32] r4:8484f600 [ 1335.264771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.264881][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.264956][ T32] r4:00000001 [ 1335.265005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.265087][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.265147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.265208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.265265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.265345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.265416][ T32] r4:848b22c0 [ 1335.265467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.265565][ T32] INFO: task kworker/0:502:4726 blocked for more than 461 seconds. [ 1335.265650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.265706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.265766][ T32] task:kworker/0:502 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.265913][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.266036][ T32] Call trace: [ 1335.266212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.266320][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:85418c00 [ 1335.266370][ T32] r4:85418c00 [ 1335.266435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.266545][ T32] r5:85418c00 r4:8291a680 [ 1335.266594][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.266681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.266772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1335.266824][ T32] r4:00000000 [ 1335.266884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.266973][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.267054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.267152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c9480 [ 1335.267214][ T32] r4:00000000 [ 1335.267267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.267351][ T32] r9:83018005 r8:85418c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1335.267412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.267494][ T32] r5:00001000 r4:eaedb000 [ 1335.267535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.267607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.267684][ T32] r5:8549078c r4:85490400 [ 1335.267723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.267807][ T32] r7:dddced80 r6:83018000 r5:8549078c r4:85137700 [ 1335.267850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.282964][ T32] r10:61c88647 r9:85418c00 r8:8513772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.283086][ T32] r4:85137700 [ 1335.283187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.283295][ T32] r10:00000000 r9:85137700 r8:80287e08 r7:eb219e60 r6:8513b700 r5:85418c00 [ 1335.283339][ T32] r4:00000001 [ 1335.283410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.283456][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1335.283511][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.283609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1335.284660][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1335.284947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1335.285266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.285766][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1335.286031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.286352][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.286628][ T32] r4:8541a400 ** 4 printk messages dropped ** [ 1335.286932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1335.286957][ T32] r4:00000000 [ 1335.286976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.287018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.287121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.287177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c9000 [ 1335.287204][ T32] r4:00000000 [ 1335.287228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.287326][ T32] r9:83018005 r8:8541a400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1335.287355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.287535][ T32] r5:00001000 r4:eaea1000 [ 1335.287561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.287603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.287648][ T32] r5:853a3b8c r4:853a3800 [ 1335.287670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.287723][ T32] r7:dddced80 r6:83018000 r5:853a3b8c r4:85137800 [ 1335.287747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.287795][ T32] r10:61c88647 r9:8541a400 r8:8513782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.287820][ T32] r4:85137800 [ 1335.287857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.287932][ T32] r10:00000000 r9:85137800 r8:80287e08 r7:eb239e60 r6:8513b780 r5:8541a400 [ 1335.308759][ T32] r4:00000001 [ 1335.308861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.308930][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1335.308965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.308995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.309036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.309070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.309094][ T32] r4:851c90c0 [ 1335.309549][ T32] INFO: task kworker/0:503:4728 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.309633][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.309775][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.309878][ T32] Call trace: [ 1335.310039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.310120][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.310150][ T32] r4:00000000 [ 1335.310198][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.310280][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.310337][ T32] 5d20: c5b00000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.310374][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.310559][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.311210][ T32] r5:800f0013 r4:80239bb0 [ 1335.311240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.311299][ T32] r4:82ac21e4 [ 1335.311355][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.311448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.311565][ T32] r4:dff95dc0 [ 1335.311682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.311731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.311904][ T32] r4:00000000 [ 1335.311932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.312007][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.312041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.312126][ T32] r5:00001000 r4:dfdad000 [ 1335.312191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.312237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.312290][ T32] r5:848f3f8c r4:848f3c00 [ 1335.312316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.312367][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.312390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.312439][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.312463][ T32] r4:8484f600 [ 1335.312488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.312540][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.312565][ T32] r4:00000001 [ 1335.312585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.312622][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.312650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.312758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.312881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.312915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.312940][ T32] r4:848b22c0 [ 1335.312964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.312999][ T32] INFO: task kworker/0:504:4730 blocked for more than 461 seconds. [ 1335.313068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.313099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.313123][ T32] task:kworker/0:504 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.313171][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.313214][ T32] Call trace: [ 1335.313288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.313340][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85418000 [ 1335.313383][ T32] r4:85418000 [ 1335.313501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.313582][ T32] r5:85418000 r4:8291a680 [ 1335.313606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.313710][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.313759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 1335.313782][ T32] r4:00000000 [ 1335.313803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.313839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.313899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.313947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c91c0 [ 1335.313970][ T32] r4:00000000 [ 1335.313991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1335.314089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.314939][ T32] r5:853a3f8c r4:853a3c00 ** 3 printk messages dropped ** [ 1335.315092][ T32] r10:61c88647 r9:85418000 r8:851378ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1335.315243][ T32] r10:00000000 r9:85137880 r8:80287e08 r7:eb239e60 r6:8513b800 r5:85418000 [ 1335.315279][ T32] r4:00000001 [ 1335.315299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.315336][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1335.315391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.315425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.315453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.315508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.315536][ T32] r4:851c90c0 [ 1335.315797][ T32] INFO: task kworker/0:504:4730 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.315829][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.315938][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.315991][ T32] Call trace: [ 1335.316052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.316111][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.316135][ T32] r4:00000000 [ 1335.316155][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.316197][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.316251][ T32] 5d20: c5b00000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.316310][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.316363][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.316394][ T32] r5:800f0013 r4:80239bb0 [ 1335.316416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.316460][ T32] r4:82ac21e4 [ 1335.316480][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.316536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.316563][ T32] r4:dff95dc0 [ 1335.316583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.316652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.316678][ T32] r4:00000000 [ 1335.316748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.316798][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.316827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.316872][ T32] r5:00001000 r4:dfdad000 [ 1335.316940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.316985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.317035][ T32] r5:848f3f8c r4:848f3c00 [ 1335.317068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.317120][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.317143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.317210][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.317262][ T32] r4:8484f600 [ 1335.317310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.317390][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.317417][ T32] r4:00000001 [ 1335.317438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.317500][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.317555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.317613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.317846][ T32] INFO: task kworker/0:505:4732 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.350483][ T32] r4:8541b000 ** 2 printk messages dropped ** [ 1335.350906][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.351552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.352910][ T32] r5:8549038c r4:85490000 [ 1335.352965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.353069][ T32] r7:dddced80 r6:83018000 r5:8549038c r4:85137780 ** 4 printk messages dropped ** [ 1335.354149][ T32] r10:00000000 r9:85137780 r8:80287e08 r7:eb239e60 r6:8513b880 r5:8541b000 ** 9 printk messages dropped ** [ 1335.355745][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.356837][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.357210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 12 printk messages dropped ** [ 1335.378689][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1335.378969][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1335.379296][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1335.379751][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.380546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 ** 7 printk messages dropped ** [ 1335.381434][ T32] r9:83018005 r8:8541c800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1335.381493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.381575][ T32] r5:00001000 r4:eaff9000 [ 1335.381621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.381740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.381828][ T32] r5:8549238c r4:85492000 [ 1335.381872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.381997][ T32] r7:dddced80 r6:83018000 r5:8549238c r4:85137980 [ 1335.382058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.382168][ T32] r10:61c88647 r9:8541c800 r8:851379ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.382213][ T32] r4:85137980 [ 1335.382253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.382343][ T32] r10:00000000 r9:85137980 r8:80287e08 r7:eb239e60 r6:8513b900 r5:8541c800 [ 1335.382407][ T32] r4:00000001 [ 1335.382485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.382561][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1335.382635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.382693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.382748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.382808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.382889][ T32] r4:851c93c0 [ 1335.383564][ T32] INFO: task kworker/0:506:4735 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.383709][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.383875][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.383970][ T32] Call trace: [ 1335.384039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.384140][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.384195][ T32] r4:00000000 [ 1335.384269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.384354][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.384429][ T32] 5d20: c6562000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.384512][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.384573][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.384627][ T32] r5:800f0013 r4:80239bb0 [ 1335.384675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.384754][ T32] r4:82ac21e4 [ 1335.384796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.384885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.384935][ T32] r4:dff95dc0 [ 1335.384995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.385105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.385157][ T32] r4:00000000 [ 1335.385196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.385305][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.385365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.385470][ T32] r5:00001000 r4:dfdad000 [ 1335.385522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.385603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.385687][ T32] r5:848f3f8c r4:848f3c00 [ 1335.385734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.385822][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.385892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.385987][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1335.386318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.386926][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1335.387550][ T32] r5:8541d400 r4:8291a680 ** 3 printk messages dropped ** [ 1335.387854][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.418705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c95c0 ** 6 printk messages dropped ** [ 1335.419128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.419541][ T32] r10:61c88647 r9:8541d400 r8:8513792c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.420222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.421635][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.421948][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1335.422482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1335.423353][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.423998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.424670][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.425250][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.425978][ T32] r9:83018005 r8:8541ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1335.426050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.426154][ T32] r5:00001000 r4:eaef3000 [ 1335.426198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.426285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.426372][ T32] r5:85490f8c r4:85490c00 [ 1335.426433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.426539][ T32] r7:dddced80 r6:83018000 r5:85490f8c r4:85137a00 [ 1335.426611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.426715][ T32] r10:61c88647 r9:8541ec00 r8:85137a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.426772][ T32] r4:85137a00 [ 1335.426812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.426905][ T32] r10:00000000 r9:85137a00 r8:80287e08 r7:eb259e60 r6:8513ba00 r5:8541ec00 [ 1335.426960][ T32] r4:00000001 [ 1335.427020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.427095][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1335.427152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.427203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.427262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.427353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.427416][ T32] r4:851c9500 [ 1335.427946][ T32] INFO: task kworker/0:508:4738 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.455870][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.456071][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.456238][ T32] Call trace: [ 1335.456341][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.456452][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.456510][ T32] r4:00000000 [ 1335.456563][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.456663][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.456758][ T32] 5d20: c6c88000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.456826][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.456882][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.456967][ T32] r5:800f0013 r4:80239bb0 [ 1335.457057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.457151][ T32] r4:82ac21e4 [ 1335.457191][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.457278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.457411][ T32] r4:dff95dc0 [ 1335.457459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.457548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.457614][ T32] r4:00000000 [ 1335.457677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.457766][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.457830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.457980][ T32] r5:00001000 r4:dfdad000 [ 1335.462550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.462700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.462790][ T32] r5:848f3f8c r4:848f3c00 [ 1335.462833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.462927][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.462979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.463088][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.463166][ T32] r4:8484f600 [ 1335.463211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.463329][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.463383][ T32] r4:00000001 [ 1335.463425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.463510][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.463569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.463631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.463714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.463807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.463866][ T32] r4:848b22c0 [ 1335.463922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1335.464577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.465157][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.465496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.465949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.466474][ T32] r10:61c88647 r9:8541e000 r8:85137b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.466961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.486350][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1335.486765][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1335.487283][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 10 printk messages dropped ** [ 1335.495102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.495713][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1335.496123][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.496898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.497456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5740 [ 1335.497507][ T32] r4:00000000 [ 1335.497546][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.497637][ T32] r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1335.497687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.497772][ T32] r5:00001000 r4:e4922000 [ 1335.497814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.497897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.513342][ T32] r5:8546138c r4:85461000 [ 1335.513457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.513585][ T32] r7:ddde2d80 r6:83018200 r5:8546138c r4:8513bb00 [ 1335.513637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.513749][ T32] r10:61c88647 r9:8541bc00 r8:8513bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.513815][ T32] r4:8513bb00 [ 1335.513872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.513979][ T32] r10:00000000 r9:8513bb00 r8:80287e08 r7:eafc1e60 r6:8513bc00 r5:8541bc00 [ 1335.514096][ T32] r4:00000001 [ 1335.514164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.514271][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1335.514342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.514399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.514458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.514515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.514620][ T32] r4:851d56c0 [ 1335.515289][ T32] INFO: task kworker/1:298:4744 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.515363][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.515517][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.515619][ T32] Call trace: [ 1335.515705][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.515811][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.515864][ T32] r4:00000000 [ 1335.515902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.515981][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.516049][ T32] 5d20: c71de000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.516105][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.516221][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.516279][ T32] r5:800f0013 r4:80239bb0 [ 1335.516325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.516423][ T32] r4:82ac21e4 [ 1335.516491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.516577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.516630][ T32] r4:dff95dc0 [ 1335.516669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.516754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.516829][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.517028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.517855][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1335.528991][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1335.529491][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.530096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.531046][ T32] r5:00001000 r4:eafc9000 ** 1 printk messages dropped ** [ 1335.531166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.531473][ T32] r7:dddced80 r6:83018000 r5:85491b8c r4:85137b80 ** 5 printk messages dropped ** [ 1335.531840][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.532262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.533764][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1335.534151][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.534546][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.534975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.535779][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1335.536201][ T32] INFO: task kworker/1:299:4747 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.536959][ T32] r5:854d0000 r4:8291a680 ** 5 printk messages dropped ** [ 1335.537428][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.566800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.567180][ T32] r10:61c88647 r9:854d0000 r8:8513bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.567834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.579470][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.579637][ T32] Call trace: [ 1335.579727][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.579838][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.579918][ T32] r4:00000000 [ 1335.579975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.580150][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.580241][ T32] 5d20: c783a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.580316][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.580366][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.580420][ T32] r5:800f0013 r4:80239bb0 [ 1335.580459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.580559][ T32] r4:82ac21e4 [ 1335.580607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.580714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.580760][ T32] r4:dff95dc0 [ 1335.580809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.580916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.580966][ T32] r4:00000000 [ 1335.581027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.581121][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.581171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.581253][ T32] r5:00001000 r4:dfdad000 [ 1335.581297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.581384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.581499][ T32] r5:848f3f8c r4:848f3c00 [ 1335.581547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.581640][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.581692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.581783][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.581856][ T32] r4:8484f600 [ 1335.581916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.582015][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.582063][ T32] r4:00000001 [ 1335.582125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.582241][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.582299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.582364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.582421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.582477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.582526][ T32] r4:848b22c0 [ 1335.582566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.582622][ T32] INFO: task kworker/1:300:4752 blocked for more than 462 seconds. [ 1335.582684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.582735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.582776][ T32] task:kworker/1:300 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.582875][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.583021][ T32] Call trace: [ 1335.583101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.583219][ T32] r10:8291a684 r9:eb24dd84 r8:00000002 r7:60000013 r6:eb24dd8c r5:854d0c00 [ 1335.583281][ T32] r4:854d0c00 [ 1335.583332][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.583433][ T32] r5:854d0c00 r4:8291a680 [ 1335.583476][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.583549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.583635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1335.583686][ T32] r4:00000000 [ 1335.583723][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.583792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.583857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.583934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5b00 [ 1335.584042][ T32] r4:00000000 [ 1335.584088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.584180][ T32] r9:83018205 r8:854d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1335.584236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.584327][ T32] r5:00001000 r4:eaa9d000 [ 1335.584426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.584515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.584600][ T32] r5:85461f8c r4:85461c00 [ 1335.584644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.584731][ T32] r7:ddde2d80 r6:83018200 r5:85461f8c r4:8513bd80 [ 1335.584791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.584887][ T32] r10:61c88647 r9:854d0c00 r8:8513bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.584940][ T32] r4:8513bd80 [ 1335.584980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.585072][ T32] r10:00000000 r9:8513bd80 r8:80287e08 r7:eafc1e60 r6:8513bf00 r5:854d0c00 [ 1335.585148][ T32] r4:00000001 [ 1335.585189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.585275][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1335.585334][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.585403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.585458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.585548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.585597][ T32] r4:851d5980 [ 1335.586082][ T32] INFO: task kworker/1:300:4752 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.586196][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.586309][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.586440][ T32] Call trace: [ 1335.586498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.586611][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.586665][ T32] r4:00000000 [ 1335.586701][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.586781][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.586918][ T32] 5d20: c783a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.586987][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.587050][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.587100][ T32] r5:800f0013 r4:80239bb0 [ 1335.587228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.587345][ T32] r4:82ac21e4 [ 1335.587454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.587551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.587604][ T32] r4:dff95dc0 [ 1335.587655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.587736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.587791][ T32] r4:00000000 [ 1335.587829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.587972][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1335.612809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.612899][ T32] r5:848f3f8c r4:848f3c00 [ 1335.613045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.613150][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.613200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.613375][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.613493][ T32] r4:8484f600 [ 1335.613541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.613734][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.613849][ T32] r4:00000001 [ 1335.613898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.614078][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.614267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.614386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.614503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.614574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.614725][ T32] r4:848b22c0 [ 1335.614814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.615019][ T32] INFO: task kworker/1:301:4753 blocked for more than 462 seconds. [ 1335.615221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.615332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.615446][ T32] task:kworker/1:301 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.615768][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.616341][ T32] Call trace: [ 1335.616481][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.616601][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:854d1800 [ 1335.616652][ T32] r4:854d1800 [ 1335.616784][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.616887][ T32] r5:854d1800 r4:8291a680 [ 1335.617029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.617123][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.617215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1335.617459][ T32] r4:00000000 [ 1335.617572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.617692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.617770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.618078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5c40 [ 1335.632860][ T32] r4:00000000 [ 1335.632973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.633116][ T32] r9:83018205 r8:854d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1335.633205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.633336][ T32] r5:00001000 r4:eaae9000 [ 1335.633386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.633571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.633658][ T32] r5:8546238c r4:85462000 [ 1335.633710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.633918][ T32] r7:ddde2d80 r6:83018200 r5:8546238c r4:8514bf80 [ 1335.634028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.634155][ T32] r10:61c88647 r9:854d1800 r8:8514bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.634280][ T32] r4:8514bf80 [ 1335.634330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.634442][ T32] r10:00000000 r9:8514bf80 r8:80287e08 r7:eb24de60 r6:8513be00 r5:854d1800 [ 1335.634528][ T32] r4:00000001 [ 1335.634635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.634713][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1335.634780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.634834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.634976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.635051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.635198][ T32] r4:851d5b80 [ 1335.635945][ T32] INFO: task kworker/1:301:4753 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.636058][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.636467][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.636693][ T32] Call trace: [ 1335.636801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.636942][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.637055][ T32] r4:00000000 [ 1335.637158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.637236][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.637379][ T32] 5d20: c7f63000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.637490][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.637546][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.637596][ T32] r5:800f0013 r4:80239bb0 [ 1335.637719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.637839][ T32] r4:82ac21e4 [ 1335.637925][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.661287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.661368][ T32] r4:dff95dc0 [ 1335.661419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.661635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.661815][ T32] r4:00000000 [ 1335.662039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.662262][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.662314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.662406][ T32] r5:00001000 r4:dfdad000 [ 1335.662504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.662581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.662825][ T32] r5:848f3f8c r4:848f3c00 [ 1335.662875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.663244][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.663298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.663396][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.663474][ T32] r4:8484f600 [ 1335.663520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.663709][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.663761][ T32] r4:00000001 [ 1335.663799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.663876][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.663941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.664023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.664154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.664214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.664369][ T32] r4:848b22c0 [ 1335.664424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.664574][ T32] INFO: task kworker/1:302:4755 blocked for more than 462 seconds. [ 1335.664644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.664906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.664959][ T32] task:kworker/1:302 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.665200][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.665349][ T32] Call trace: [ 1335.665512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.665787][ T32] r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:854d3000 [ 1335.665840][ T32] r4:854d3000 [ 1335.665899][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.666243][ T32] r5:854d3000 r4:8291a680 [ 1335.666299][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.666384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.666465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1335.666594][ T32] r4:00000000 [ 1335.666640][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.666822][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.666895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.667066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5dc0 [ 1335.667119][ T32] r4:00000000 [ 1335.667159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.667290][ T32] r9:83018205 r8:854d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1335.667339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.667621][ T32] r5:00001000 r4:eab2f000 [ 1335.667677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.667837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.667921][ T32] r5:8546278c r4:85462400 [ 1335.691863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.692045][ T32] r7:ddde2d80 r6:83018200 r5:8546278c r4:8513be80 [ 1335.692098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.692193][ T32] r10:61c88647 r9:854d3000 r8:8513beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.692338][ T32] r4:8513be80 [ 1335.692386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.692577][ T32] r10:00000000 r9:8513be80 r8:80287e08 r7:eb285e60 r6:8513bf80 r5:854d3000 [ 1335.692688][ T32] r4:00000001 [ 1335.692796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.692871][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1335.692936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.692991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.693154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.693262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.693314][ T32] r4:851d5e40 [ 1335.693956][ T32] INFO: task kworker/1:302:4755 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.694033][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.694361][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.694458][ T32] Call trace: [ 1335.694644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.694747][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.694793][ T32] r4:00000000 [ 1335.694952][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.695076][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.695168][ T32] 5d20: c8801000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.695287][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.695403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.695459][ T32] r5:800f0013 r4:80239bb0 [ 1335.695502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.695582][ T32] r4:82ac21e4 [ 1335.695628][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.695710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.695795][ T32] r4:dff95dc0 [ 1335.695842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.695924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.696023][ T32] r4:00000000 [ 1335.696071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.696288][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.696339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.696428][ T32] r5:00001000 r4:dfdad000 [ 1335.696472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.696629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.696750][ T32] r5:848f3f8c r4:848f3c00 [ 1335.696799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.696893][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.696974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.697197][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.697248][ T32] r4:8484f600 [ 1335.697422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.697547][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.697657][ T32] r4:00000001 [ 1335.697702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.697848][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.697909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.719427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.719499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.719564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.719788][ T32] r4:848b22c0 [ 1335.719902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.719963][ T32] INFO: task kworker/1:303:4756 blocked for more than 462 seconds. [ 1335.720110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.720175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.720274][ T32] task:kworker/1:303 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.720571][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.720798][ T32] Call trace: [ 1335.720957][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.721206][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:854d3c00 [ 1335.721314][ T32] r4:854d3c00 [ 1335.721424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.721511][ T32] r5:854d3c00 r4:8291a680 [ 1335.721557][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.721816][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.721934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1335.722056][ T32] r4:00000000 [ 1335.722156][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.722232][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.722402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.722505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d51c0 [ 1335.722595][ T32] r4:00000000 [ 1335.722643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.722769][ T32] r9:83018205 r8:854d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1335.722839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.722922][ T32] r5:00001000 r4:eaefd000 [ 1335.722974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.723061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.723143][ T32] r5:85462b8c r4:85462800 [ 1335.723225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.723324][ T32] r7:ddde2d80 r6:83018200 r5:85462b8c r4:851d9080 [ 1335.723374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.723517][ T32] r10:61c88647 r9:854d3c00 r8:851d90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.723567][ T32] r4:851d9080 [ 1335.723613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.723698][ T32] r10:00000000 r9:851d9080 r8:80287e08 r7:eb289e60 r6:851d9000 r5:854d3c00 [ 1335.723749][ T32] r4:00000001 [ 1335.723908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.723985][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1335.724051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.724110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.724434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.724618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.724668][ T32] r4:851d5d80 [ 1335.725333][ T32] INFO: task kworker/1:303:4756 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.725634][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.725829][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.726272][ T32] Call trace: [ 1335.726538][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.726745][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.727114][ T32] r4:00000000 [ 1335.727165][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.727243][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.727354][ T32] 5d20: c8d37000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.727418][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.727475][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.727553][ T32] r5:800f0013 r4:80239bb0 [ 1335.727602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.727681][ T32] r4:82ac21e4 [ 1335.727923][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.748799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.748864][ T32] r4:dff95dc0 [ 1335.748890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.748958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.748981][ T32] r4:00000000 [ 1335.749001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.749063][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.749089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.749139][ T32] r5:00001000 r4:dfdad000 [ 1335.749161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.749202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.749247][ T32] r5:848f3f8c r4:848f3c00 [ 1335.749272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.749323][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.749345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.749475][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.749529][ T32] r4:8484f600 [ 1335.749588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.749660][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.749735][ T32] r4:00000001 [ 1335.749770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.749849][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.749906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.749965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.750032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.750090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.750155][ T32] r4:848b22c0 [ 1335.750222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.750283][ T32] INFO: task kworker/1:304:4758 blocked for more than 462 seconds. [ 1335.750346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.750402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.750475][ T32] task:kworker/1:304 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.750587][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.750743][ T32] Call trace: [ 1335.750812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.750946][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:854d2400 [ 1335.750998][ T32] r4:854d2400 [ 1335.751040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.751122][ T32] r5:854d2400 r4:8291a680 [ 1335.751189][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.751264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.751349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1335.751491][ T32] r4:00000000 [ 1335.751558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.751655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.751733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.751812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9380 [ 1335.751856][ T32] r4:00000000 [ 1335.751914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.752009][ T32] r9:83018205 r8:854d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1335.752061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.752145][ T32] r5:00001000 r4:eaf5b000 [ 1335.752183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.752261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.752347][ T32] r5:8546378c r4:85463400 [ 1335.752398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.752550][ T32] r7:ddde2d80 r6:83018200 r5:8546378c r4:851d9100 [ 1335.752599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.752693][ T32] r10:61c88647 r9:854d2400 r8:851d912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.752735][ T32] r4:851d9100 [ 1335.752814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.752941][ T32] r10:00000000 r9:851d9100 r8:80287e08 r7:eb1e9e60 r6:851d9180 r5:854d2400 [ 1335.752993][ T32] r4:00000001 [ 1335.753039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.753109][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.753166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.753225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.753298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.753359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.753415][ T32] r4:8514d900 [ 1335.754071][ T32] INFO: task kworker/1:304:4758 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.754191][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.754399][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.754493][ T32] Call trace: [ 1335.754558][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.754659][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.754723][ T32] r4:00000000 [ 1335.754768][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.754850][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.754921][ T32] 5d20: c8ea7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.755021][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.755120][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.755176][ T32] r5:800f0013 r4:80239bb0 [ 1335.755221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.755335][ T32] r4:82ac21e4 [ 1335.755387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.755470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.755536][ T32] r4:dff95dc0 [ 1335.755622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.755708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.755756][ T32] r4:00000000 [ 1335.755854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.755946][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.755995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.756110][ T32] r5:00001000 r4:dfdad000 [ 1335.756161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.756240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.756325][ T32] r5:848f3f8c r4:848f3c00 [ 1335.756359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.756507][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.756610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.757002][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.757110][ T32] r4:8484f600 [ 1335.757156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.757314][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.757373][ T32] r4:00000001 [ 1335.757618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.757689][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.757749][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.757799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.757989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.798842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.798893][ T32] r4:848b22c0 [ 1335.798941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.798995][ T32] INFO: task kworker/1:305:4760 blocked for more than 462 seconds. [ 1335.799043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.799071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.799095][ T32] task:kworker/1:305 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.799288][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.799405][ T32] Call trace: [ 1335.799589][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.799800][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:854d6000 [ 1335.800003][ T32] r4:854d6000 [ 1335.800057][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.800147][ T32] r5:854d6000 r4:8291a680 [ 1335.800224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.800345][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.800562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1335.800671][ T32] r4:00000000 [ 1335.800872][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.801076][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.801201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.801345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851405c0 [ 1335.801449][ T32] r4:00000000 [ 1335.801656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.801773][ T32] r9:83018205 r8:854d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.801824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.802003][ T32] r5:00001000 r4:eaf1b000 [ 1335.802244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.802494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.802724][ T32] r5:85462f8c r4:85462c00 [ 1335.802835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.802966][ T32] r7:ddde2d80 r6:83018200 r5:85462f8c r4:851d9200 [ 1335.803017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.803269][ T32] r10:61c88647 r9:854d6000 r8:851d922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.803375][ T32] r4:851d9200 [ 1335.803484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.803582][ T32] r10:00000000 r9:851d9200 r8:80287e08 r7:eb291e60 r6:851d9380 r5:854d6000 [ 1335.803728][ T32] r4:00000001 [ 1335.803776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.804028][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1335.804105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.804160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.804297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.804364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.804541][ T32] r4:8514d780 [ 1335.805398][ T32] INFO: task kworker/1:305:4760 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.805469][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.805653][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.805827][ T32] Call trace: [ 1335.805896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.806023][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.806125][ T32] r4:00000000 [ 1335.806386][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.806541][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.806742][ T32] 5d20: c979d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.806846][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.806955][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.807069][ T32] r5:800f0013 r4:80239bb0 [ 1335.807118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.807355][ T32] r4:82ac21e4 [ 1335.807420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.807509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.807552][ T32] r4:dff95dc0 [ 1335.808040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.837005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.837137][ T32] r4:00000000 [ 1335.837197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.837320][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.837373][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.837471][ T32] r5:00001000 r4:dfdad000 [ 1335.837512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.837647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.837734][ T32] r5:848f3f8c r4:848f3c00 [ 1335.837786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.837896][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.838467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.838561][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.838589][ T32] r4:8484f600 [ 1335.838610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.838659][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.838683][ T32] r4:00000001 [ 1335.838703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838744][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.838775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.838824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.838872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.838914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.838939][ T32] r4:848b22c0 [ 1335.838992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.839036][ T32] INFO: task kworker/1:306:4762 blocked for more than 462 seconds. [ 1335.839103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.839131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.839197][ T32] task:kworker/1:306 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.839311][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.839404][ T32] Call trace: [ 1335.839479][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.839577][ T32] r10:8291a684 r9:eb299d84 r8:00000002 r7:60000113 r6:eb299d8c r5:854d6c00 [ 1335.839659][ T32] r4:854d6c00 [ 1335.839700][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.839821][ T32] r5:854d6c00 r4:8291a680 [ 1335.839905][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.840023][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.840108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 1335.840159][ T32] r4:00000000 [ 1335.840198][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.840272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.840343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.840460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9100 [ 1335.840523][ T32] r4:00000000 [ 1335.840564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.840655][ T32] r9:83018205 r8:854d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1335.840700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.840852][ T32] r5:00001000 r4:eaf35000 [ 1335.840897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.840981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.841069][ T32] r5:8546338c r4:85463000 [ 1335.841113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.841228][ T32] r7:ddde2d80 r6:83018200 r5:8546338c r4:851d9280 [ 1335.841275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.841367][ T32] r10:61c88647 r9:854d6c00 r8:851d92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.841435][ T32] r4:851d9280 [ 1335.841474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.841563][ T32] r10:00000000 r9:851d9280 r8:80287e08 r7:eb291e60 r6:851d9480 r5:854d6c00 [ 1335.841611][ T32] r4:00000001 [ 1335.841648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.841720][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1335.841768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.841826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.841900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.842001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.842060][ T32] r4:851e90c0 [ 1335.842716][ T32] INFO: task kworker/1:306:4762 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.842778][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.842925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.843024][ T32] Call trace: [ 1335.843176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.843279][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.843334][ T32] r4:00000000 [ 1335.843380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.843461][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.843521][ T32] 5d20: c9910000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.843574][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.843645][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.843703][ T32] r5:800f0013 r4:80239bb0 [ 1335.843746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.843827][ T32] r4:82ac21e4 [ 1335.843899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.843984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.844041][ T32] r4:dff95dc0 [ 1335.844123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.844214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.844266][ T32] r4:00000000 [ 1335.844360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.844468][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.844518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.844624][ T32] r5:00001000 r4:dfdad000 [ 1335.844731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.844825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.844909][ T32] r5:848f3f8c r4:848f3c00 [ 1335.844956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.845080][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.845189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.845291][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.845372][ T32] r4:8484f600 [ 1335.845495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.845592][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.845639][ T32] r4:00000001 [ 1335.845713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.845803][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.845859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.845918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.845970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.846133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.846184][ T32] r4:848b22c0 [ 1335.846257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.846379][ T32] INFO: task kworker/1:307:4765 blocked for more than 462 seconds. [ 1335.846440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.846490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.846553][ T32] task:kworker/1:307 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.846644][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.846731][ T32] Call trace: [ 1335.846794][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.846886][ T32] r10:8291a684 r9:eb28dd84 r8:00000002 r7:60000013 r6:eb28dd8c r5:854d5400 [ 1335.846934][ T32] r4:854d5400 [ 1335.846997][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.847094][ T32] r5:854d5400 r4:8291a680 [ 1335.847133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.847212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.847333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1335.847402][ T32] r4:00000000 [ 1335.847442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.847518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.847583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.847667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9400 [ 1335.847814][ T32] r4:00000000 [ 1335.847863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.881448][ T32] r9:83018205 r8:854d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1335.881632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.881766][ T32] r5:00001000 r4:eaf67000 [ 1335.881816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.881925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.882019][ T32] r5:85463b8c r4:85463800 [ 1335.882061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.882187][ T32] r7:ddde2d80 r6:83018200 r5:85463b8c r4:851d9300 [ 1335.882240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.882339][ T32] r10:61c88647 r9:854d5400 r8:851d932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.882418][ T32] r4:851d9300 [ 1335.882485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.882582][ T32] r10:00000000 r9:851d9300 r8:80287e08 r7:eb291e60 r6:851d9500 r5:854d5400 [ 1335.882629][ T32] r4:00000001 [ 1335.882677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.882754][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1335.882812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.882873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.882929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.882987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.883042][ T32] r4:851e9340 [ 1335.883772][ T32] INFO: task kworker/1:307:4765 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.883843][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.883979][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.884080][ T32] Call trace: [ 1335.884144][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.884246][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.884303][ T32] r4:00000000 [ 1335.884366][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.884454][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.884589][ T32] 5d20: ca240000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.884706][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.884771][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.884841][ T32] r5:800f0013 r4:80239bb0 [ 1335.884883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.884965][ T32] r4:82ac21e4 [ 1335.885044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.885134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.885185][ T32] r4:dff95dc0 [ 1335.885229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.885340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.885403][ T32] r4:00000000 [ 1335.885446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.885540][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.885584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.885670][ T32] r5:00001000 r4:dfdad000 [ 1335.885718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.885915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.886084][ T32] r5:848f3f8c r4:848f3c00 [ 1335.886170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.886273][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.886325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.886425][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.886474][ T32] r4:8484f600 [ 1335.886665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.886775][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.886865][ T32] r4:00000001 [ 1335.886912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.886987][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.887045][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.887134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.887235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.887300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.887368][ T32] r4:848b22c0 [ 1335.887416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.887466][ T32] INFO: task kworker/1:308:4766 blocked for more than 462 seconds. [ 1335.887582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.887639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.887682][ T32] task:kworker/1:308 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.887873][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.900495][ T32] Call trace: [ 1335.900624][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.900752][ T32] r10:8291a684 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:854d4800 [ 1335.900808][ T32] r4:854d4800 [ 1335.900851][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.900949][ T32] r5:854d4800 r4:8291a680 [ 1335.901002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.901129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.901226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1335.901297][ T32] r4:00000000 [ 1335.901365][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.901445][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.901522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.901605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9680 [ 1335.901657][ T32] r4:00000000 [ 1335.901703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.901797][ T32] r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1335.901868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.901965][ T32] r5:00001000 r4:eaf79000 [ 1335.902045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.902147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.902231][ T32] r5:85463f8c r4:85463c00 [ 1335.902297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.902392][ T32] r7:ddde2d80 r6:83018200 r5:85463f8c r4:851d9580 [ 1335.902443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.902541][ T32] r10:61c88647 r9:854d4800 r8:851d95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.902605][ T32] r4:851d9580 [ 1335.902655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.902747][ T32] r10:00000000 r9:851d9580 r8:80287e08 r7:eb28de60 r6:851d9400 r5:854d4800 [ 1335.902825][ T32] r4:00000001 [ 1335.902880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.902952][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1335.903032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.903108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.903165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.903222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.903271][ T32] r4:851e9340 [ 1335.903912][ T32] INFO: task kworker/1:308:4766 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.903975][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.904131][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.904231][ T32] Call trace: [ 1335.904307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.904408][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.904465][ T32] r4:00000000 [ 1335.904504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.904586][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.904645][ T32] 5d20: ca240000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.904702][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.904817][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.904882][ T32] r5:800f0013 r4:80239bb0 [ 1335.904925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.905000][ T32] r4:82ac21e4 [ 1335.905147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.905236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.905354][ T32] r4:dff95dc0 [ 1335.905406][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.905492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.905538][ T32] r4:00000000 [ 1335.905662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.905753][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.905830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.905920][ T32] r5:00001000 r4:dfdad000 [ 1335.906021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.906121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.906219][ T32] r5:848f3f8c r4:848f3c00 [ 1335.906268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.906361][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.906426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.906531][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.906579][ T32] r4:8484f600 [ 1335.906627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.906722][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.906853][ T32] r4:00000001 [ 1335.906970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.907049][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.907176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.907240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.907297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.907355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.907402][ T32] r4:848b22c0 [ 1335.907518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.907578][ T32] INFO: task kworker/1:309:4768 blocked for more than 462 seconds. [ 1335.907643][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.907705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.907812][ T32] task:kworker/1:309 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.931144][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.931345][ T32] Call trace: [ 1335.931444][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.931558][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000013 r6:eb2a1d8c r5:854d8000 [ 1335.931611][ T32] r4:854d8000 [ 1335.931653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.931754][ T32] r5:854d8000 r4:8291a680 [ 1335.931813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.931910][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.931998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1335.932048][ T32] r4:00000000 [ 1335.932112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.932186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.932256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.932339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9700 [ 1335.932390][ T32] r4:00000000 [ 1335.932423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.932507][ T32] r9:83018205 r8:854d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1335.932536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.932589][ T32] r5:00001000 r4:eaf8d000 [ 1335.932629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.932677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.932724][ T32] r5:8545b78c r4:8545b400 [ 1335.932750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.932829][ T32] r7:ddde2d80 r6:83018200 r5:8545b78c r4:851d9600 [ 1335.932856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.932907][ T32] r10:61c88647 r9:854d8000 r8:851d962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.932955][ T32] r4:851d9600 [ 1335.933002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.933066][ T32] r10:00000000 r9:851d9600 r8:80287e08 r7:eb29de60 r6:851d9700 r5:854d8000 [ 1335.933091][ T32] r4:00000001 [ 1335.933113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.933152][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1335.933182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.933214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.933242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.933294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.933329][ T32] r4:851e9640 [ 1335.933745][ T32] INFO: task kworker/1:309:4768 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.933805][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.933895][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.933943][ T32] Call trace: [ 1335.933975][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.934063][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.934099][ T32] r4:00000000 [ 1335.934162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.934207][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.934262][ T32] 5d20: ca541000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.934299][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.934352][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.934413][ T32] r5:800f0013 r4:80239bb0 [ 1335.934440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.934485][ T32] r4:82ac21e4 [ 1335.934508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.934552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.934576][ T32] r4:dff95dc0 [ 1335.934596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.934641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.934665][ T32] r4:00000000 [ 1335.934686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.934733][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.934756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.934851][ T32] r5:00001000 r4:dfdad000 [ 1335.934925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.934970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.935022][ T32] r5:848f3f8c r4:848f3c00 [ 1335.935044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.935102][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.935125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.935174][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.935199][ T32] r4:8484f600 [ 1335.935218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.935267][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.935291][ T32] r4:00000001 [ 1335.935368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.935438][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.935469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.935524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.935556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.935587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.935613][ T32] r4:848b22c0 [ 1335.935636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.935682][ T32] INFO: task kworker/1:310:4770 blocked for more than 462 seconds. [ 1335.935831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.935862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.935884][ T32] task:kworker/1:310 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.935957][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.936022][ T32] Call trace: [ 1335.936086][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.936163][ T32] r10:8291a684 r9:eb2a5d84 r8:00000002 r7:60000013 r6:eb2a5d8c r5:854d9800 [ 1335.936191][ T32] r4:854d9800 [ 1335.936213][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.936258][ T32] r5:854d9800 r4:8291a680 [ 1335.936280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.936319][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.936364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1335.936390][ T32] r4:00000000 [ 1335.936412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.936496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.936537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.936581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9b00 [ 1335.936605][ T32] r4:00000000 [ 1335.936644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.936697][ T32] r9:83018205 r8:854d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.936745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.936795][ T32] r5:00001000 r4:eafb5000 [ 1335.936840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.936884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.936930][ T32] r5:8547878c r4:85478400 [ 1335.936956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.937023][ T32] r7:ddde2d80 r6:83018200 r5:8547878c r4:851d9780 [ 1335.937048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.937122][ T32] r10:61c88647 r9:854d9800 r8:851d97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.937152][ T32] r4:851d9780 [ 1335.937197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.937269][ T32] r10:00000000 r9:851d9780 r8:80287e08 r7:eb2a1e60 r6:851d9880 r5:854d9800 [ 1335.937297][ T32] r4:00000001 [ 1335.937317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.937374][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1335.937405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.937460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.937492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.937522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.937546][ T32] r4:851e9740 [ 1335.937822][ T32] INFO: task kworker/1:310:4770 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.937854][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.937912][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.956880][ T32] Call trace: [ 1335.956930][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.957009][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.957043][ T32] r4:00000000 [ 1335.957066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.957111][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.957144][ T32] 5d20: ca878000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.957224][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.957274][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.957329][ T32] r5:800f0013 r4:80239bb0 [ 1335.957374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.957449][ T32] r4:82ac21e4 [ 1335.957475][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.957523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.957571][ T32] r4:dff95dc0 [ 1335.957595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.957643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.957666][ T32] r4:00000000 [ 1335.957688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.957737][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.957761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.957807][ T32] r5:00001000 r4:dfdad000 [ 1335.957846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.957893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.962603][ T32] r5:848f3f8c r4:848f3c00 [ 1335.962651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.962766][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.962819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.962877][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.962904][ T32] r4:8484f600 [ 1335.962924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.962985][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.963018][ T32] r4:00000001 [ 1335.963053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.963099][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.963131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.963225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.963258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.963333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.963364][ T32] r4:848b22c0 [ 1335.963389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.963420][ T32] INFO: task kworker/1:311:4772 blocked for more than 462 seconds. [ 1335.963454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.963498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.963526][ T32] task:kworker/1:311 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.963604][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.963660][ T32] Call trace: [ 1335.964016][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.964076][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000013 r6:eb2add8c r5:854da400 [ 1335.964235][ T32] r4:854da400 [ 1335.964261][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.964332][ T32] r5:854da400 r4:8291a680 [ 1335.964398][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.964443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.964489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1335.964518][ T32] r4:00000000 [ 1335.964540][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.964602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.964646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.964715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9900 [ 1335.964744][ T32] r4:00000000 [ 1335.964766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.964817][ T32] r9:83018205 r8:854da400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.964840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.964886][ T32] r5:00001000 r4:eafa5000 [ 1335.964906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.964946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.964990][ T32] r5:8547838c r4:85478000 [ 1335.965017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.965096][ T32] r7:ddde2d80 r6:83018200 r5:8547838c r4:851d9800 [ 1335.965124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.965200][ T32] r10:61c88647 r9:854da400 r8:851d982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.965235][ T32] r4:851d9800 [ 1335.965285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.965337][ T32] r10:00000000 r9:851d9800 r8:80287e08 r7:eb2a5e60 r6:851d9900 r5:854da400 [ 1335.965363][ T32] r4:00000001 [ 1335.965391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.965433][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1335.965465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.965495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.965535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.965570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.965593][ T32] r4:851e98c0 [ 1335.965995][ T32] INFO: task kworker/1:311:4772 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.966037][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.966170][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.966219][ T32] Call trace: [ 1335.966303][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.966387][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.966444][ T32] r4:00000000 [ 1335.966468][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.966665][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.966699][ T32] 5d20: ca878000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.966733][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.966828][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.966857][ T32] r5:800f0013 r4:80239bb0 [ 1335.966898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.966944][ T32] r4:82ac21e4 [ 1335.966965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.967010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.967041][ T32] r4:dff95dc0 [ 1335.967060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.967104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.967155][ T32] r4:00000000 [ 1335.967186][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.967237][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.967259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.967320][ T32] r5:00001000 r4:dfdad000 [ 1335.967344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.967390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.967440][ T32] r5:848f3f8c r4:848f3c00 [ 1335.967464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.967513][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.967535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.967583][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.967606][ T32] r4:8484f600 [ 1335.967627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.967724][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.967753][ T32] r4:00000001 [ 1335.967773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.967811][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.967846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.967878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.967930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.986561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.986642][ T32] r4:848b22c0 [ 1335.986674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.986707][ T32] INFO: task kworker/1:312:4774 blocked for more than 462 seconds. [ 1335.986766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.986803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.986828][ T32] task:kworker/1:312 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.986943][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.987068][ T32] Call trace: [ 1335.987155][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.987365][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000013 r6:eb2b1d8c r5:854dbc00 [ 1335.987400][ T32] r4:854dbc00 [ 1335.987423][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.987490][ T32] r5:854dbc00 r4:8291a680 [ 1335.987516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.987581][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.987631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1335.987656][ T32] r4:00000000 [ 1335.987768][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.987809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.987850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.987894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9e80 [ 1335.987962][ T32] r4:00000000 [ 1335.988449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.988561][ T32] r9:83018205 r8:854dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1335.988602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.988658][ T32] r5:00001000 r4:eafd1000 [ 1335.988730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.988780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.988838][ T32] r5:85478b8c r4:85478800 [ 1335.988880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.988935][ T32] r7:ddde2d80 r6:83018200 r5:85478b8c r4:851d9680 [ 1335.989022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.989149][ T32] r10:61c88647 r9:854dbc00 r8:851d96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.989177][ T32] r4:851d9680 [ 1335.989199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.989263][ T32] r10:00000000 r9:851d9680 r8:80287e08 r7:eb2a5e60 r6:851d9a80 r5:854dbc00 [ 1335.989338][ T32] r4:00000001 [ 1335.989369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.989578][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1335.989613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.989644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.989696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.989732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.989757][ T32] r4:851e9ac0 [ 1335.990214][ T32] INFO: task kworker/1:312:4774 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.990280][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.990405][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.990456][ T32] Call trace: [ 1335.990516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.990597][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.990625][ T32] r4:00000000 [ 1335.990670][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.990715][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.990745][ T32] 5d20: cacea000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.990775][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.990814][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.990843][ T32] r5:800f0013 r4:80239bb0 [ 1335.990866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.990919][ T32] r4:82ac21e4 [ 1335.990944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.990989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.991018][ T32] r4:dff95dc0 [ 1335.991040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.991103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.991162][ T32] r4:00000000 [ 1335.991187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.991236][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.991258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.991325][ T32] r5:00001000 r4:dfdad000 [ 1335.991375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.991438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.991485][ T32] r5:848f3f8c r4:848f3c00 [ 1335.991539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.991592][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1335.991616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.991690][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.991719][ T32] r4:8484f600 [ 1335.991740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.991802][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1335.991860][ T32] r4:00000001 [ 1335.991902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991941][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1335.991968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.991997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.992100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.992142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.992165][ T32] r4:848b22c0 [ 1335.992207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.992239][ T32] INFO: task kworker/1:313:4776 blocked for more than 462 seconds. [ 1335.992272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.992324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.992427][ T32] task:kworker/1:313 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.992535][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992636][ T32] Call trace: [ 1335.992695][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.992749][ T32] r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:854dc800 [ 1335.992774][ T32] r4:854dc800 [ 1335.992796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.992841][ T32] r5:854dc800 r4:8291a680 [ 1335.992884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.992928][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.992973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1335.993020][ T32] r4:00000000 [ 1335.993047][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.993086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.993124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.993167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144440 [ 1335.993208][ T32] r4:00000000 [ 1335.993299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.993350][ T32] r9:83018205 r8:854dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1335.993375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.993419][ T32] r5:00001000 r4:eb029000 [ 1335.993441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.993532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.993605][ T32] r5:8547938c r4:85479000 [ 1335.993637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.993685][ T32] r7:ddde2d80 r6:83018200 r5:8547938c r4:851d9980 [ 1335.993727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.993781][ T32] r10:61c88647 r9:854dc800 r8:851d99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.993806][ T32] r4:851d9980 [ 1335.993841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.993928][ T32] r10:00000000 r9:851d9980 r8:80287e08 r7:eb2b1e60 r6:851d9b80 r5:854dc800 [ 1335.993955][ T32] r4:00000001 [ 1335.993975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.994016][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1335.994069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.994134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.994193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.994227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.994268][ T32] r4:851e9ac0 [ 1335.994538][ T32] INFO: task kworker/1:313:4776 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1335.994574][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.994682][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.994732][ T32] Call trace: [ 1335.994762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.994815][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1335.994839][ T32] r4:00000000 [ 1335.994859][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.994900][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1335.994929][ T32] 5d20: cacea000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1335.994959][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1335.994985][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.995010][ T32] r5:800f0013 r4:80239bb0 [ 1335.995056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.995102][ T32] r4:82ac21e4 [ 1335.995122][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.995183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1335.995209][ T32] r4:dff95dc0 [ 1335.995241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.995315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1335.995367][ T32] r4:00000000 [ 1335.995449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.995500][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.995522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.995590][ T32] r5:00001000 r4:dfdad000 [ 1335.995630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.995680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.995847][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1335.996156][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1335.996559][ T32] r4:848b22c0 [ 1335.996673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.996703][ T32] INFO: task kworker/0:511:4777 blocked for more than 462 seconds. [ 1335.996732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.996781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.996808][ T32] task:kworker/0:511 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.996904][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.997019][ T32] Call trace: [ 1335.997056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.997106][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000113 r6:eb2bdd8c r5:854d8c00 [ 1335.997129][ T32] r4:854d8c00 [ 1335.997151][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.997195][ T32] r5:854d8c00 r4:8291a680 [ 1335.997215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.997254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.997297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1335.997320][ T32] r4:00000000 [ 1335.997343][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.997380][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.997440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.997493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c9b80 [ 1335.997531][ T32] r4:00000000 [ 1335.997580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.997631][ T32] r9:83018005 r8:854d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1335.997657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.997701][ T32] r5:00001000 r4:eafe3000 [ 1335.997748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.997826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.997876][ T32] r5:85491f8c r4:85491c00 [ 1335.997922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.025439][ T32] r7:dddced80 r6:83018000 r5:85491f8c r4:85137a80 [ 1336.025641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.025758][ T32] r10:61c88647 r9:854d8c00 r8:85137aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.025787][ T32] r4:85137a80 [ 1336.026130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.026190][ T32] r10:00000000 r9:85137a80 r8:80287e08 r7:eb259e60 r6:851d9a00 r5:854d8c00 [ 1336.026214][ T32] r4:00000001 [ 1336.026298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.026343][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1336.026387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.026437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.026468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.026524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.026563][ T32] r4:851c9a40 [ 1336.026975][ T32] INFO: task kworker/0:511:4777 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.027019][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.027166][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.027236][ T32] Call trace: [ 1336.027269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.027324][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.027373][ T32] r4:00000000 [ 1336.027403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.027448][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.027477][ T32] 5d20: cb0e1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.027507][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.027535][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.027625][ T32] r5:800f0013 r4:80239bb0 [ 1336.027657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.027702][ T32] r4:82ac21e4 [ 1336.027723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.027766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.027827][ T32] r4:dff95dc0 [ 1336.027904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.027954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.028130][ T32] r4:00000000 [ 1336.040887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.040997][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.041062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.041259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.041551][ T32] r4:8484f600 [ 1336.041585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.041662][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.041714][ T32] r4:00000001 [ 1336.041740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.041780][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.041812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.041843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.041896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.041932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.041955][ T32] r4:848b22c0 [ 1336.041981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.042033][ T32] INFO: task kworker/1:314:4779 blocked for more than 462 seconds. [ 1336.042069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.042095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.042140][ T32] task:kworker/1:314 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.042302][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.042536][ T32] Call trace: [ 1336.042574][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.042653][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000013 r6:eb2c1d8c r5:854dd400 [ 1336.042785][ T32] r4:854dd400 ** 1 printk messages dropped ** [ 1336.042865][ T32] r5:854dd400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.043010][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.043207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851443c0 ** 6 printk messages dropped ** [ 1336.043510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.043555][ T32] r5:85478f8c r4:85478c00 ** 3 printk messages dropped ** [ 1336.043713][ T32] r10:61c88647 r9:854dd400 r8:851d9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.044384][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) ** 6 printk messages dropped ** [ 1336.045703][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.046627][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1336.047284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1336.073147][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1336.073575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.074020][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1336.074226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.074789][ T32] r4:854db000 ** 3 printk messages dropped ** [ 1336.075114][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.075201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1336.075252][ T32] r4:00000000 [ 1336.075309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.075441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.075519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.075644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cbd40 [ 1336.075699][ T32] r4:00000000 [ 1336.075738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.075856][ T32] r9:83018005 r8:854db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1336.075914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.075998][ T32] r5:00001000 r4:eb10b000 [ 1336.076071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.076156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.076241][ T32] r5:85492b8c r4:85492800 [ 1336.076288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.076375][ T32] r7:dddced80 r6:83018000 r5:85492b8c r4:85137c80 [ 1336.076432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.076528][ T32] r10:61c88647 r9:854db000 r8:85137cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.076579][ T32] r4:85137c80 [ 1336.076617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.076704][ T32] r10:00000000 r9:85137c80 r8:80287e08 r7:eb259e60 r6:851d9c80 r5:854db000 [ 1336.076749][ T32] r4:00000001 [ 1336.076809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.076883][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1336.076933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.077025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.077114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.077188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.077232][ T32] r4:851c9a00 [ 1336.077909][ T32] INFO: task kworker/0:512:4782 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.078085][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.086226][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.086349][ T32] Call trace: [ 1336.086416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.086534][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.086599][ T32] r4:00000000 [ 1336.086646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.086726][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.086762][ T32] 5d20: cb7ef000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.086808][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.086841][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.086872][ T32] r5:800f0013 r4:80239bb0 [ 1336.086921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.087035][ T32] r4:82ac21e4 [ 1336.087091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.087169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.087239][ T32] r4:dff95dc0 [ 1336.087296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.087386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.087437][ T32] r4:00000000 [ 1336.087462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.087515][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1336.087633][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1336.087912][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1336.099033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.099504][ T32] INFO: task kworker/0:513:4783 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.100423][ T32] r4:854de000 ** 4 printk messages dropped ** [ 1336.100955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 ** 8 printk messages dropped ** [ 1336.101465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.101515][ T32] r5:00001000 r4:eb0f9000 [ 1336.101539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.101583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.101629][ T32] r5:8549278c r4:85492400 [ 1336.101674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.101726][ T32] r7:dddced80 r6:83018000 r5:8549278c r4:85137180 [ 1336.101747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.101795][ T32] r10:61c88647 r9:854de000 r8:851371ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.101819][ T32] r4:85137180 [ 1336.101839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.101886][ T32] r10:00000000 r9:85137180 r8:80287e08 r7:eb2cde60 r6:851d9d00 r5:854de000 [ 1336.101909][ T32] r4:00000001 [ 1336.101977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.102025][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1336.102055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.102085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.102143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.102179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.102202][ T32] r4:851c9a00 [ 1336.102626][ T32] INFO: task kworker/0:513:4783 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.102686][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.102778][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.102853][ T32] Call trace: [ 1336.102894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.102949][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.102991][ T32] r4:00000000 [ 1336.103023][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.103067][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.103097][ T32] 5d20: cb981000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.103127][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.103153][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.103225][ T32] r5:800f0013 r4:80239bb0 [ 1336.103252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.103295][ T32] r4:82ac21e4 [ 1336.103316][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.103418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.103513][ T32] r4:dff95dc0 [ 1336.103538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.103614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.103724][ T32] r4:00000000 [ 1336.103821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.103871][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.103917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.103971][ T32] r5:00001000 r4:dfdad000 [ 1336.103994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.104043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.104286][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1336.104457][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1336.104674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.104978][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.105324][ T32] r5:854e0000 r4:8291a680 ** 2 printk messages dropped ** [ 1336.105547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 ** 9 printk messages dropped ** [ 1336.105935][ T32] r5:00001000 r4:eb03f000 ** 1 printk messages dropped ** [ 1336.106045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.106326][ T32] r4:851d9d80 ** 3 printk messages dropped ** [ 1336.106457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.106613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.106636][ T32] r4:85144180 [ 1336.106905][ T32] INFO: task kworker/1:315:4786 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.106939][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.106996][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107106][ T32] Call trace: [ 1336.107278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.107337][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.107368][ T32] r4:00000000 [ 1336.107390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.107431][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.107459][ T32] 5d20: cb981000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.107489][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.107516][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.107570][ T32] r5:800f0013 r4:80239bb0 [ 1336.107597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.107640][ T32] r4:82ac21e4 [ 1336.107680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.107766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.107870][ T32] r4:dff95dc0 [ 1336.107893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.107938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.107962][ T32] r4:00000000 [ 1336.108051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.131158][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.131209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.131324][ T32] r5:00001000 r4:dfdad000 [ 1336.131447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.131566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.131685][ T32] r5:848f3f8c r4:848f3c00 [ 1336.131712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.131764][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.131787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.131837][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.132002][ T32] r4:8484f600 [ 1336.132032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.132121][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.132235][ T32] r4:00000001 [ 1336.132265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.132312][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.132345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.132375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.132696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.132731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.132756][ T32] r4:848b22c0 [ 1336.132780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.132810][ T32] INFO: task kworker/1:316:4788 blocked for more than 462 seconds. [ 1336.132915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.132949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.133034][ T32] task:kworker/1:316 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.133273][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.133508][ T32] Call trace: [ 1336.133547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.133619][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:854e1800 [ 1336.134043][ T32] r4:854e1800 [ 1336.134204][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.134256][ T32] r5:854e1800 r4:8291a680 [ 1336.134280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.134320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.134367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1336.134391][ T32] r4:00000000 [ 1336.134458][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.134576][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.134620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.134666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144800 [ 1336.134691][ T32] r4:00000000 [ 1336.134711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.134757][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.134781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.134847][ T32] r5:00001000 r4:eb059000 [ 1336.134898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.134942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.134986][ T32] r5:85479b8c r4:85479800 [ 1336.135114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.135167][ T32] r7:ddde2d80 r6:83018200 r5:85479b8c r4:851e1e00 [ 1336.135190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.135289][ T32] r10:61c88647 r9:854e1800 r8:851e1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.135317][ T32] r4:851e1e00 [ 1336.135338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.135389][ T32] r10:00000000 r9:851e1e00 r8:80287e08 r7:eb2d5e60 r6:851e1f00 r5:854e1800 [ 1336.135412][ T32] r4:00000001 [ 1336.135431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.135543][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1336.135599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.135632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.135663][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.135694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.135717][ T32] r4:85144680 ** 1 printk messages dropped ** [ 1336.136179][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.136846][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.137105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 2 printk messages dropped ** [ 1336.137194][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.137216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.137258][ T32] r5:00001000 r4:dfdad000 [ 1336.137279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.137319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.137363][ T32] r5:848f3f8c r4:848f3c00 [ 1336.137383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.137431][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.137454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.137502][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.137526][ T32] r4:8484f600 [ 1336.137546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.137596][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.137619][ T32] r4:00000001 [ 1336.137653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.137694][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.137722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.137764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.137795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.137826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.138022][ T32] r4:848b22c0 [ 1336.162522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.162715][ T32] INFO: task kworker/1:317:4790 blocked for more than 462 seconds. [ 1336.163034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.163111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.163171][ T32] task:kworker/1:317 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.163313][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.164110][ T32] Call trace: [ 1336.164249][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.164408][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:854e2400 [ 1336.164484][ T32] r4:854e2400 [ 1336.164561][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.164665][ T32] r5:854e2400 r4:8291a680 [ 1336.164720][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.164806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.164902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1336.164974][ T32] r4:00000000 [ 1336.165028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.165113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.165219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.165320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144980 [ 1336.165405][ T32] r4:00000000 [ 1336.165465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.165842][ T32] r9:83018205 r8:854e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.165921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.166023][ T32] r5:00001000 r4:eb075000 [ 1336.166074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.166201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.166320][ T32] r5:85479f8c r4:85479c00 [ 1336.166504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.166621][ T32] r7:ddde2d80 r6:83018200 r5:85479f8c r4:851e0000 [ 1336.166692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.166803][ T32] r10:61c88647 r9:854e2400 r8:851e002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.166858][ T32] r4:851e0000 [ 1336.166909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.167019][ T32] r10:00000000 r9:851e0000 r8:80287e08 r7:eb2c9e60 r6:851e0080 r5:854e2400 ** 2 printk messages dropped ** [ 1336.167232][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) ** 6 printk messages dropped ** [ 1336.184177][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.185312][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.185821][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1336.186656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.187928][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1336.213806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.214598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.215238][ T32] r4:854e3000 [ 1336.215301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.215411][ T32] r5:854e3000 r4:8291a680 [ 1336.215465][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.215552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.215646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1336.215699][ T32] r4:00000000 [ 1336.215770][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.215849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.215932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.216025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144b00 [ 1336.216080][ T32] r4:00000000 [ 1336.216126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.216217][ T32] r9:83018205 r8:854e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1336.216269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.216382][ T32] r5:00001000 r4:eb081000 [ 1336.216459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.216551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.216637][ T32] r5:8547a38c r4:8547a000 [ 1336.216683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.216778][ T32] r7:ddde2d80 r6:83018200 r5:8547a38c r4:851e0100 [ 1336.216826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.216924][ T32] r10:61c88647 r9:854e3000 r8:851e012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.216975][ T32] r4:851e0100 [ 1336.217018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.217117][ T32] r10:00000000 r9:851e0100 r8:80287e08 r7:eb2a9e60 r6:851e0280 r5:854e3000 [ 1336.217169][ T32] r4:00000001 [ 1336.217213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.217286][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1336.217386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.217474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.217564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.217657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.217721][ T32] r4:85144940 [ 1336.226616][ T32] INFO: task kworker/1:318:4792 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.226847][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.227019][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.227157][ T32] Call trace: [ 1336.227232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.227380][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.227447][ T32] r4:00000000 [ 1336.227497][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.227584][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.227650][ T32] 5d20: cc347000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.227715][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.227776][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.227836][ T32] r5:800f0013 r4:80239bb0 [ 1336.227890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.233379][ T32] r4:82ac21e4 [ 1336.233557][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.233830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.233896][ T32] r4:dff95dc0 [ 1336.233946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.234046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.234102][ T32] r4:00000000 [ 1336.234307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.234430][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.234485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.234583][ T32] r5:00001000 r4:dfdad000 [ 1336.234633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.234720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.234834][ T32] r5:848f3f8c r4:848f3c00 [ 1336.234917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.235030][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.235087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.235209][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.235284][ T32] r4:8484f600 [ 1336.235364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.235501][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.235560][ T32] r4:00000001 [ 1336.235608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.235711][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.235800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.235875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.235935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.235994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.236043][ T32] r4:848b22c0 [ 1336.236103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.236166][ T32] INFO: task kworker/1:319:4794 blocked for more than 462 seconds. [ 1336.236231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.236313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.236391][ T32] task:kworker/1:319 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.236525][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.236642][ T32] Call trace: [ 1336.236713][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.236816][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:854e3c00 [ 1336.236890][ T32] r4:854e3c00 [ 1336.236956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.237048][ T32] r5:854e3c00 r4:8291a680 [ 1336.237102][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.237188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.237298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1336.237380][ T32] r4:00000000 [ 1336.237429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.237506][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.237587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.237693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144c80 [ 1336.237772][ T32] r4:00000000 [ 1336.237849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.238000][ T32] r9:83018205 r8:854e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1336.257604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.257785][ T32] r5:00001000 r4:eb093000 [ 1336.257839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.257930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.259002][ T32] r5:8547a78c r4:8547a400 [ 1336.259071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.259202][ T32] r7:ddde2d80 r6:83018200 r5:8547a78c r4:851e0180 [ 1336.259254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.259397][ T32] r10:61c88647 r9:854e3c00 r8:851e01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.259459][ T32] r4:851e0180 [ 1336.259524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.259646][ T32] r10:00000000 r9:851e0180 r8:80287e08 r7:eb2b5e60 r6:851e0380 r5:854e3c00 [ 1336.259716][ T32] r4:00000001 [ 1336.259766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.259849][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1336.259919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.259985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.260064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.260141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.260211][ T32] r4:85144ac0 [ 1336.260972][ T32] INFO: task kworker/1:319:4794 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.261047][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.261332][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.261563][ T32] Call trace: [ 1336.261920][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.262042][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.262157][ T32] r4:00000000 [ 1336.262241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.262356][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.262427][ T32] 5d20: cc46a000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.262495][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.262554][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.262610][ T32] r5:800f0013 r4:80239bb0 [ 1336.262661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.262769][ T32] r4:82ac21e4 [ 1336.262822][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.262916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.262969][ T32] r4:dff95dc0 [ 1336.263019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.263116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.263171][ T32] r4:00000000 [ 1336.263216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.263338][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.263397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.263653][ T32] r5:00001000 r4:dfdad000 [ 1336.263709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.263797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.263888][ T32] r5:848f3f8c r4:848f3c00 [ 1336.263934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.264431][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1336.264871][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1336.265295][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.265889][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.266365][ T32] r5:85436000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.266798][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.267491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.267579][ T32] r5:8547ab8c r4:8547a800 [ 1336.267627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.299258][ T32] r10:00000000 r9:851e0200 r8:80287e08 r7:eb2d9e60 r6:85137d00 r5:85436000 ** 5 printk messages dropped ** [ 1336.299739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.301024][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.301536][ T32] 5d20: cc7f1000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1336.302152][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1336.302850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.303766][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1336.304538][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.305141][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.305768][ T32] r5:85436c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.306017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1336.306066][ T32] r4:00000000 [ 1336.306181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.306285][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.306380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.306472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144f40 [ 1336.306521][ T32] r4:00000000 [ 1336.306583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.306703][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1336.306759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.306850][ T32] r5:00001000 r4:eb0b1000 [ 1336.306896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.306982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.307074][ T32] r5:8547af8c r4:8547ac00 [ 1336.307123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.307224][ T32] r7:ddde2d80 r6:83018200 r5:8547af8c r4:851e0480 [ 1336.307275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.307384][ T32] r10:61c88647 r9:85436c00 r8:851e04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.307436][ T32] r4:851e0480 [ 1336.307516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.307621][ T32] r10:00000000 r9:851e0480 r8:80287e08 r7:eb2e5e60 r6:85137c00 r5:85436c00 [ 1336.307675][ T32] r4:00000001 [ 1336.307720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.307894][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1336.328971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.329216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.329290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.329384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.329444][ T32] r4:85144d00 [ 1336.330229][ T32] INFO: task kworker/1:321:4798 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.330331][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.330566][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.330703][ T32] Call trace: [ 1336.330798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.330923][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.330978][ T32] r4:00000000 [ 1336.331028][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.331118][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.331187][ T32] 5d20: cc978000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.331254][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.331314][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.331379][ T32] r5:800f0013 r4:80239bb0 [ 1336.331430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.331523][ T32] r4:82ac21e4 [ 1336.331589][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.331690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.331744][ T32] r4:dff95dc0 [ 1336.331793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.331905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.331960][ T32] r4:00000000 [ 1336.332011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.332112][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.332166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.332259][ T32] r5:00001000 r4:dfdad000 [ 1336.332306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.332451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.332555][ T32] r5:848f3f8c r4:848f3c00 [ 1336.332607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.332712][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.332798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.332917][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1336.333127][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1336.333956][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.334447][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.334955][ T32] r5:85433000 r4:8291a680 ** 3 printk messages dropped ** [ 1336.335263][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.335589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a040 ** 6 printk messages dropped ** [ 1336.336103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.336544][ T32] r10:61c88647 r9:85433000 r8:851e052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.336597][ T32] r4:851e0500 [ 1336.336644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.336746][ T32] r10:00000000 r9:851e0500 r8:80287e08 r7:eb2ede60 r6:85137d80 r5:85433000 [ 1336.336799][ T32] r4:00000001 [ 1336.336920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.337016][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1336.337121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.337195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.337337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.337411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.337502][ T32] r4:8514a000 [ 1336.362809][ T32] INFO: task kworker/1:322:4801 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.363060][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.363243][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.363464][ T32] Call trace: [ 1336.363548][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.363672][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.363729][ T32] r4:00000000 [ 1336.363778][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.363987][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.364080][ T32] 5d20: ccac3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.364241][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.364344][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.364419][ T32] r5:800f0013 r4:80239bb0 [ 1336.364471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.364565][ T32] r4:82ac21e4 [ 1336.364615][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.364728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.364802][ T32] r4:dff95dc0 [ 1336.364870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.364987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.365062][ T32] r4:00000000 [ 1336.365117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.365221][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.365273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.365399][ T32] r5:00001000 r4:dfdad000 [ 1336.365463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.365568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.365692][ T32] r5:848f3f8c r4:848f3c00 [ 1336.365749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.365844][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.365908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.366015][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.366066][ T32] r4:8484f600 [ 1336.366139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.366234][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.366303][ T32] r4:00000001 [ 1336.366357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.366431][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.366504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.366581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.366646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.366714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.366768][ T32] r4:848b22c0 [ 1336.366839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.366909][ T32] INFO: task kworker/1:323:4802 blocked for more than 462 seconds. [ 1336.366978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.367032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.367092][ T32] task:kworker/1:323 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.367193][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.367281][ T32] Call trace: [ 1336.367358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.367453][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:85435400 [ 1336.367530][ T32] r4:85435400 [ 1336.367599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.367709][ T32] r5:85435400 r4:8291a680 [ 1336.367775][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.367862][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.398752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1336.398918][ T32] r4:00000000 [ 1336.398977][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.399104][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.399195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.399295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a1c0 [ 1336.399360][ T32] r4:00000000 [ 1336.399415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1336.399732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.399820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.399988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.400652][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.401082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.402296][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.402991][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.403064][ T32] 5d20: ccef7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.403176][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.403248][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.403311][ T32] r5:800f0013 r4:80239bb0 [ 1336.403375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.403471][ T32] r4:82ac21e4 [ 1336.403521][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.403617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.403673][ T32] r4:dff95dc0 [ 1336.403721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.403818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.403913][ T32] r4:00000000 [ 1336.404039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.404155][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.404214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.404311][ T32] r5:00001000 r4:dfdad000 [ 1336.404375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.404468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.404580][ T32] r5:848f3f8c r4:848f3c00 [ 1336.404634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.404744][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.404800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.404921][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.404988][ T32] r4:8484f600 [ 1336.405045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.405178][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.405268][ T32] r4:00000001 [ 1336.405325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.405422][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.405489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.405589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.405685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.405760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.405817][ T32] r4:848b22c0 [ 1336.405873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.405943][ T32] INFO: task kworker/1:324:4804 blocked for more than 462 seconds. [ 1336.406019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.406145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.406206][ T32] task:kworker/1:324 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.406314][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.406424][ T32] Call trace: [ 1336.406502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1336.407062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 ** 9 printk messages dropped ** [ 1336.407873][ T32] r5:00001000 r4:eb0db000 ** 1 printk messages dropped ** [ 1336.428662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.428919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.429560][ T32] r10:00000000 r9:851e0580 r8:80287e08 r7:eb2fde60 r6:85137e80 r5:85433c00 ** 6 printk messages dropped ** [ 1336.430068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.431678][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.432037][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 3 printk messages dropped ** [ 1336.432338][ T32] r4:82ac21e4 [ 1336.432403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.432528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.432590][ T32] r4:dff95dc0 [ 1336.432672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.432803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.432865][ T32] r4:00000000 [ 1336.432917][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.433033][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.433107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.433237][ T32] r5:00001000 r4:dfdad000 [ 1336.433305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.433408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.433515][ T32] r5:848f3f8c r4:848f3c00 [ 1336.433571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.433692][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.433757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.433893][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.433976][ T32] r4:8484f600 [ 1336.434030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.434170][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.434256][ T32] r4:00000001 [ 1336.434327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.434451][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.434522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.434590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.434670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.434739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.434854][ T32] r4:848b22c0 [ 1336.434916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.435005][ T32] INFO: task kworker/1:325:4806 blocked for more than 462 seconds. [ 1336.435086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.435179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.435235][ T32] task:kworker/1:325 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.435353][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.435450][ T32] Call trace: [ 1336.435522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.435625][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000113 r6:eb30dd8c r5:85430c00 [ 1336.435681][ T32] r4:85430c00 [ 1336.435730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.435825][ T32] r5:85430c00 r4:8291a680 [ 1336.435882][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.435976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.436076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 [ 1336.436157][ T32] r4:00000000 [ 1336.436213][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.436302][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.436388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.436489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ab00 [ 1336.436564][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.436847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.437099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.437247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.437817][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.465832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.466896][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.467422][ T32] 5d20: cd4f7000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1336.467911][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1336.475784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.476341][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1336.476519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.476878][ T32] r4:848b22c0 [ 1336.476933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.476994][ T32] INFO: task kworker/1:326:4808 blocked for more than 462 seconds. [ 1336.477050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.477092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.477133][ T32] task:kworker/1:326 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.477246][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.477324][ T32] Call trace: [ 1336.477390][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.477495][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85430000 [ 1336.477558][ T32] r4:85430000 [ 1336.477615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.477690][ T32] r5:85430000 r4:8291a680 [ 1336.477742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.477870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.482602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1336.482833][ T32] r4:00000000 [ 1336.482879][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.482966][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.483042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.483121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a3c0 [ 1336.483174][ T32] r4:00000000 [ 1336.483211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.483309][ T32] r9:83018205 r8:85430000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1336.483382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.483461][ T32] r5:00001000 r4:eb0ed000 [ 1336.483495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.483560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.483628][ T32] r5:8547bf8c r4:8547bc00 [ 1336.483662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.483739][ T32] r7:ddde2d80 r6:83018200 r5:8547bf8c r4:851e0700 [ 1336.483797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.483879][ T32] r10:61c88647 r9:85430000 r8:851e072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.483938][ T32] r4:851e0700 [ 1336.483974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.484138][ T32] r10:00000000 r9:851e0700 r8:80287e08 r7:eb30de60 r6:85137f80 r5:85430000 [ 1336.484190][ T32] r4:00000001 [ 1336.484226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.484289][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1336.484342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.484404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.484452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.484502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.484560][ T32] r4:8514a400 [ 1336.485240][ T32] INFO: task kworker/1:326:4808 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.485297][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.485432][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.485520][ T32] Call trace: [ 1336.485594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.485685][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.485723][ T32] r4:00000000 [ 1336.485777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.485846][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.485894][ T32] 5d20: cd4f7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.485943][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.485985][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.486047][ T32] r5:800f0013 r4:80239bb0 [ 1336.486097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.486196][ T32] r4:82ac21e4 [ 1336.486231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.486300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.486342][ T32] r4:dff95dc0 [ 1336.486381][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.486690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.487199][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1336.487680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.487940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.505416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.505546][ T32] task:kworker/1:327 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.505648][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.505746][ T32] Call trace: [ 1336.505799][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.505889][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:854e4800 [ 1336.505927][ T32] r4:854e4800 [ 1336.506019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.506096][ T32] r5:854e4800 r4:8291a680 [ 1336.506186][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.506257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.506330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1336.506367][ T32] r4:00000000 [ 1336.506399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.506453][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.506512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.506601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a8c0 [ 1336.506692][ T32] r4:00000000 [ 1336.506729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.506805][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.506863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.506936][ T32] r5:00001000 r4:eb117000 [ 1336.506971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.507035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.507108][ T32] r5:8548438c r4:85484000 [ 1336.507163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.507245][ T32] r7:ddde2d80 r6:83018200 r5:8548438c r4:851e0780 [ 1336.507280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.507362][ T32] r10:61c88647 r9:854e4800 r8:851e07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.507421][ T32] r4:851e0780 [ 1336.507467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.507588][ T32] r10:00000000 r9:851e0780 r8:80287e08 r7:eb30de60 r6:851e0300 r5:854e4800 [ 1336.507654][ T32] r4:00000001 [ 1336.507702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.507767][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1336.507813][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.507904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.519690][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.520077][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1336.520502][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.520766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1336.521446][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1336.521800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.522099][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.522411][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.522852][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.523588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.523786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.524390][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.524638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.525435][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.525795][ T32] 5d20: cd856000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1336.526384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1336.526989][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 6 printk messages dropped ** [ 1336.527368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.527767][ T32] INFO: task kworker/0:515:4813 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.559627][ T32] r4:854e5400 ** 4 printk messages dropped ** [ 1336.559992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 ** 3 printk messages dropped ** [ 1336.560236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.560302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110380 [ 1336.560344][ T32] r4:00000000 [ 1336.560376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.560452][ T32] r9:83018005 r8:854e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.560488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.560578][ T32] r5:00001000 r4:eb1eb000 [ 1336.560616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.560681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.560750][ T32] r5:8549338c r4:85493000 [ 1336.560784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.560861][ T32] r7:dddced80 r6:83018000 r5:8549338c r4:85122180 [ 1336.560916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.560998][ T32] r10:61c88647 r9:854e5400 r8:851221ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.561035][ T32] r4:85122180 [ 1336.561093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.561187][ T32] r10:00000000 r9:85122180 r8:80287e08 r7:eb31de60 r6:851e0800 r5:854e5400 [ 1336.561227][ T32] r4:00000001 [ 1336.561259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.561321][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1336.561375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.561423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.561465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.561533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.561573][ T32] r4:851cbd80 [ 1336.562260][ T32] INFO: task kworker/0:515:4813 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.562322][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.562430][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.562501][ T32] Call trace: [ 1336.562620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.562732][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.562796][ T32] r4:00000000 [ 1336.562832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.562901][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.562969][ T32] 5d20: cdedc000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.563021][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.563062][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.563103][ T32] r5:800f0013 r4:80239bb0 [ 1336.563137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.563221][ T32] r4:82ac21e4 [ 1336.563268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.563344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.563381][ T32] r4:dff95dc0 [ 1336.563412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.563481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.563518][ T32] r4:00000000 [ 1336.563574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.563650][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.563684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.563752][ T32] r5:00001000 r4:dfdad000 [ 1336.563785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.563857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.563926][ T32] r5:848f3f8c r4:848f3c00 [ 1336.563958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.564052][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.564095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.564176][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.564238][ T32] r4:8484f600 [ 1336.564306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.564401][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.564444][ T32] r4:00000001 [ 1336.564483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.564542][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.564584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.564631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.564693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.564743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.564779][ T32] r4:848b22c0 [ 1336.564840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.564919][ T32] INFO: task kworker/1:328:4815 blocked for more than 463 seconds. [ 1336.564995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.565047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.565097][ T32] task:kworker/1:328 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.565197][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.565294][ T32] Call trace: [ 1336.565349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1336.565596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.566219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.566596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.566775][ T32] r7:ddde2d80 r6:83018200 r5:85484b8c r4:851e0880 ** 4 printk messages dropped ** [ 1336.567152][ T32] r10:00000000 r9:851e0880 r8:80287e08 r7:eb30de60 r6:85122080 r5:85432400 ** 6 printk messages dropped ** [ 1336.567553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.589163][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 3 printk messages dropped ** [ 1336.589309][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.589571][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1336.589862][ T32] r5:00001000 r4:dfdad000 [ 1336.589884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.589926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.589970][ T32] r5:848f3f8c r4:848f3c00 [ 1336.589991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.590040][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.590062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.590160][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.590187][ T32] r4:8484f600 [ 1336.590238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.590292][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.590316][ T32] r4:00000001 [ 1336.590349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.590439][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.590503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.590553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.590607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.590668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.590695][ T32] r4:848b22c0 [ 1336.590749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.590783][ T32] INFO: task kworker/1:329:4819 blocked for more than 463 seconds. [ 1336.590819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.590874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.590912][ T32] task:kworker/1:329 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.590962][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.591034][ T32] Call trace: [ 1336.591073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.591156][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:8498ec00 [ 1336.591187][ T32] r4:8498ec00 [ 1336.591234][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.591282][ T32] r5:8498ec00 r4:8291a680 [ 1336.591303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.591366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.591434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1336.591459][ T32] r4:00000000 [ 1336.591479][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.591516][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.591554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.591597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514acc0 [ 1336.591647][ T32] r4:00000000 [ 1336.591674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.591739][ T32] r9:83018205 r8:8498ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1336.591776][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.591822][ T32] r5:00001000 r4:e07c9000 [ 1336.591843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.591900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.591946][ T32] r5:85484f8c r4:85484c00 [ 1336.591968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.592032][ T32] r7:ddde2d80 r6:83018200 r5:85484f8c r4:851e0a00 [ 1336.592087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.592174][ T32] r10:61c88647 r9:8498ec00 r8:851e0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.592208][ T32] r4:851e0a00 [ 1336.592229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.592277][ T32] r10:00000000 r9:851e0a00 r8:80287e08 r7:eb311e60 r6:85122100 r5:8498ec00 [ 1336.592326][ T32] r4:00000001 [ 1336.592350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.592388][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1336.592416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.592549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.592694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.593505][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 6 printk messages dropped ** [ 1336.593874][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.594030][ T32] r4:dff95dc0 ** 6 printk messages dropped ** [ 1336.594365][ T32] r5:00001000 r4:dfdad000 ** 4 printk messages dropped ** [ 1336.594612][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1336.595135][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1336.595523][ T32] INFO: task kworker/1:330:4821 blocked for more than 463 seconds. ** 5 printk messages dropped ** [ 1336.595970][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1336.596725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 ** 9 printk messages dropped ** [ 1336.597799][ T32] r5:00001000 r4:eab7f000 ** 1 printk messages dropped ** [ 1336.597862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.631192][ T32] r10:61c88647 r9:84838000 r8:851e09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.631791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1336.632372][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.632580][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.632727][ T32] Call trace: [ 1336.632809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.632932][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.633009][ T32] r4:00000000 [ 1336.633066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.633206][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.633275][ T32] 5d20: ce8b1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.633388][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.633449][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.633500][ T32] r5:800f0013 r4:80239bb0 [ 1336.633688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.633795][ T32] r4:82ac21e4 [ 1336.633871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.633969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.634018][ T32] r4:dff95dc0 [ 1336.634059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.634199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.634249][ T32] r4:00000000 [ 1336.634293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.634418][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.634489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.634582][ T32] r5:00001000 r4:dfdad000 [ 1336.634628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.634711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.634819][ T32] r5:848f3f8c r4:848f3c00 [ 1336.634867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.634960][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.635007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.635110][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.635166][ T32] r4:8484f600 [ 1336.635229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.635285][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.635331][ T32] r4:00000001 [ 1336.635354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.635426][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.635478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.635511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.635572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.635628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.635661][ T32] r4:848b22c0 [ 1336.635684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.635714][ T32] INFO: task kworker/1:331:4823 blocked for more than 463 seconds. [ 1336.635750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.635775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.635797][ T32] task:kworker/1:331 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.635849][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.635913][ T32] Call trace: [ 1336.635945][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.635996][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:84839800 [ 1336.636085][ T32] r4:84839800 [ 1336.636112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.636166][ T32] r5:84839800 r4:8291a680 [ 1336.636189][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.636232][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.636277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1336.636358][ T32] r4:00000000 [ 1336.636381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.636418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.636454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.636496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144080 [ 1336.636519][ T32] r4:00000000 [ 1336.636568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.636639][ T32] r9:83018205 r8:84839800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1336.636664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.636728][ T32] r5:00001000 r4:eac5d000 [ 1336.636757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.636818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.636866][ T32] r5:85485f8c r4:85485c00 [ 1336.636887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.636958][ T32] r7:ddde2d80 r6:83018200 r5:85485f8c r4:851e0b00 [ 1336.637005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.637064][ T32] r10:61c88647 r9:84839800 r8:851e0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.637115][ T32] r4:851e0b00 [ 1336.637136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.637186][ T32] r10:00000000 r9:851e0b00 r8:80287e08 r7:eb325e60 r6:85122200 r5:84839800 [ 1336.637219][ T32] r4:00000001 [ 1336.637242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1336.637716][ T32] INFO: task kworker/1:331:4823 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 8 printk messages dropped ** [ 1336.649831][ T32] 5d20: ce8b1000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1336.650145][ T32] r4:dff95dc0 ** 7 printk messages dropped ** [ 1336.650498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.650931][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1336.651291][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.651591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.652007][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.652307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514aec0 [ 1336.652350][ T32] r4:00000000 [ 1336.652386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.652455][ T32] r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.652480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.652524][ T32] r5:00001000 r4:eaba7000 [ 1336.652543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.652618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.652701][ T32] r5:8548578c r4:85485400 [ 1336.652748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.652847][ T32] r7:ddde2d80 r6:83018200 r5:8548578c r4:851e0b80 [ 1336.652896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.652991][ T32] r10:61c88647 r9:84838c00 r8:851e0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.653037][ T32] r4:851e0b80 [ 1336.653058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.653148][ T32] r10:00000000 r9:851e0b80 r8:80287e08 r7:eb32de60 r6:85122280 r5:84838c00 [ 1336.653180][ T32] r4:00000001 [ 1336.653200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.653237][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1336.653264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.653304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.653356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.653389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.653411][ T32] r4:8514af00 [ 1336.653952][ T32] INFO: task kworker/1:332:4825 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.654002][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.654125][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.654180][ T32] Call trace: [ 1336.654409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.654514][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.654539][ T32] r4:00000000 [ 1336.654560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.654602][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.654632][ T32] 5d20: ce8b1000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.654718][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.654765][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.654794][ T32] r5:800f0013 r4:80239bb0 [ 1336.654872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.654942][ T32] r4:82ac21e4 [ 1336.654965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.655030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.655056][ T32] r4:dff95dc0 [ 1336.655095][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.655141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.655165][ T32] r4:00000000 [ 1336.655221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.655292][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.655317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.655368][ T32] r5:00001000 r4:dfdad000 [ 1336.655414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.655478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.655545][ T32] r5:848f3f8c r4:848f3c00 [ 1336.655569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.655638][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.655665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.655748][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.655820][ T32] r4:8484f600 [ 1336.655844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.655916][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.655943][ T32] r4:00000001 [ 1336.655962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.656020][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.656106][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.656329][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1336.656557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.656852][ T32] r5:8483b000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.657196][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.657533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.657579][ T32] r5:85485b8c r4:85485800 ** 3 printk messages dropped ** [ 1336.657714][ T32] r10:61c88647 r9:8483b000 r8:851e0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.657988][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) ** 6 printk messages dropped ** [ 1336.680067][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.680721][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.680834][ T32] r4:dff95dc0 ** 5 printk messages dropped ** [ 1336.681148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.681557][ T32] r4:8484f600 ** 3 printk messages dropped ** [ 1336.681771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.682187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.682615][ T32] r5:8483bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.682830][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.683289][ T32] r5:8548638c r4:85486000 [ 1336.683310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.683478][ T32] r4:851e0a80 ** 4 printk messages dropped ** [ 1336.683650][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) ** 6 printk messages dropped ** [ 1336.684173][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.684464][ T32] r4:00000000 [ 1336.684530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.684574][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.684623][ T32] 5d20: cedd8000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.684676][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.684728][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.684775][ T32] r5:800f0013 r4:80239bb0 [ 1336.684818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.684877][ T32] r4:82ac21e4 [ 1336.684920][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.684967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.685010][ T32] r4:dff95dc0 [ 1336.685032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.685096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.685142][ T32] r4:00000000 [ 1336.685165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.685233][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.685258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.685347][ T32] r5:00001000 r4:dfdad000 [ 1336.685404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.685456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.685500][ T32] r5:848f3f8c r4:848f3c00 [ 1336.685520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.685567][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.685589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.685636][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.685679][ T32] r4:8484f600 [ 1336.685702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.685771][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.685803][ T32] r4:00000001 [ 1336.685823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.685879][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.685909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.685938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.685986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.686034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.686091][ T32] r4:848b22c0 [ 1336.686136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.686190][ T32] INFO: task kworker/1:335:4831 blocked for more than 463 seconds. [ 1336.686243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.686271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.686311][ T32] task:kworker/1:335 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.686389][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.686474][ T32] Call trace: [ 1336.686575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.686628][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:8483c800 [ 1336.686671][ T32] r4:8483c800 [ 1336.686696][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.686760][ T32] r5:8483c800 r4:8291a680 [ 1336.686803][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.686858][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.686925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1336.686960][ T32] r4:00000000 [ 1336.686982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.687020][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.687055][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.687097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850941c0 [ 1336.687120][ T32] r4:00000000 [ 1336.687140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.687185][ T32] r9:83018205 r8:8483c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.687227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.687273][ T32] r5:00001000 r4:eacd7000 ** 2 printk messages dropped ** [ 1336.687461][ T32] r5:8548678c r4:85486400 [ 1336.687485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.687532][ T32] r7:ddde2d80 r6:83018200 r5:8548678c r4:851e0900 ** 1 printk messages dropped ** [ 1336.687628][ T32] r10:61c88647 r9:8483c800 r8:851e092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.709937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.710585][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.710921][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1336.711224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1336.711505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.711937][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1336.712126][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1336.712242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.712534][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.712822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.713072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.713503][ T32] r5:85486b8c r4:85486800 [ 1336.713523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.713666][ T32] r10:61c88647 r9:8483e000 r8:851e0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.714052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.714561][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.714852][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1336.715067][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.715312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 8 printk messages dropped ** [ 1336.715668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.716097][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1336.716212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.716572][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.716866][ T32] r5:854e0c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.716969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1336.716991][ T32] r4:00000000 [ 1336.717022][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.717061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.717137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.717184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094440 [ 1336.717208][ T32] r4:00000000 [ 1336.717227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.717367][ T32] r9:83018205 r8:854e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.717438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.717485][ T32] r5:00001000 r4:ead85000 [ 1336.717505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.717545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.717589][ T32] r5:85486f8c r4:85486c00 [ 1336.717610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.717680][ T32] r7:ddde2d80 r6:83018200 r5:85486f8c r4:851e0c80 [ 1336.717751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.717802][ T32] r10:61c88647 r9:854e0c00 r8:851e0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.717825][ T32] r4:851e0c80 [ 1336.717883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.717932][ T32] r10:00000000 r9:851e0c80 r8:80287e08 r7:eb355e60 r6:851e0e00 r5:854e0c00 [ 1336.718009][ T32] r4:00000001 [ 1336.737385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.737470][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1336.737504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.737535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.737563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.737618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.737668][ T32] r4:85094340 [ 1336.738641][ T32] INFO: task kworker/1:337:4835 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.738735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.738857][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.738918][ T32] Call trace: [ 1336.738965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.739025][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.739049][ T32] r4:00000000 [ 1336.739094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.739140][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.739171][ T32] 5d20: cf7d6000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.739201][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.739246][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.739280][ T32] r5:800f0013 r4:80239bb0 [ 1336.739301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.739397][ T32] r4:82ac21e4 [ 1336.739422][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.739487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.739513][ T32] r4:dff95dc0 [ 1336.739580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.739647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.739677][ T32] r4:00000000 [ 1336.739697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.739746][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.739768][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.739811][ T32] r5:00001000 r4:dfdad000 [ 1336.739832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.739895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.739943][ T32] r5:848f3f8c r4:848f3c00 [ 1336.739985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.740102][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.740195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.740268][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.740317][ T32] r4:8484f600 [ 1336.740344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.740393][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.740416][ T32] r4:00000001 [ 1336.740435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.740493][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.740544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.740576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.740604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.740634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.740656][ T32] r4:848b22c0 [ 1336.740678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.740706][ T32] INFO: task kworker/1:338:4837 blocked for more than 463 seconds. [ 1336.740740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.740765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.740787][ T32] task:kworker/1:338 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.740852][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.740918][ T32] Call trace: [ 1336.740962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.741012][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000113 r6:eb319d8c r5:854e6000 [ 1336.741035][ T32] r4:854e6000 [ 1336.741077][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.741126][ T32] r5:854e6000 r4:8291a680 [ 1336.741168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.741212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.741276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1336.741303][ T32] r4:00000000 [ 1336.741328][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.741390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.741449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.741496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094600 [ 1336.741519][ T32] r4:00000000 [ 1336.741539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.741606][ T32] r9:83018205 r8:854e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.741631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.741677][ T32] r5:00001000 r4:eadad000 [ 1336.741696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.741735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.741798][ T32] r5:8548738c r4:85487000 [ 1336.741822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.741893][ T32] r7:ddde2d80 r6:83018200 r5:8548738c r4:851e0e80 [ 1336.741916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.741965][ T32] r10:61c88647 r9:854e6000 r8:851e0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.742010][ T32] r4:851e0e80 [ 1336.742032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.742092][ T32] r10:00000000 r9:851e0e80 r8:80287e08 r7:eaed1e60 r6:851e0d00 r5:854e6000 ** 4 printk messages dropped ** [ 1336.742357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.743136][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.743304][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.743506][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.743811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 11 printk messages dropped ** [ 1336.744298][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1336.744556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.744937][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.745164][ T32] r5:854dec00 r4:8291a680 ** 3 printk messages dropped ** [ 1336.745313][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.745503][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.745769][ T32] r5:8548778c r4:85487400 [ 1336.745810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.745980][ T32] r10:61c88647 r9:854dec00 r8:851e0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.746429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.746958][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.747193][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1336.747779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 6 printk messages dropped ** [ 1336.782232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.782280][ T32] r5:00001000 r4:dfdad000 [ 1336.782301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.782342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.782385][ T32] r5:848f3f8c r4:848f3c00 [ 1336.782405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.782453][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.782497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.782559][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.782603][ T32] r4:8484f600 [ 1336.782629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.782699][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.782733][ T32] r4:00000001 [ 1336.782754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.782793][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1336.782833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.782867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.782895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.782946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.782972][ T32] r4:848b22c0 [ 1336.783026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.783060][ T32] INFO: task kworker/1:340:4841 blocked for more than 463 seconds. [ 1336.783103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.783128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.783151][ T32] task:kworker/1:340 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.783239][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.783309][ T32] Call trace: [ 1336.783345][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.783400][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000013 r6:eb369d8c r5:854e8000 [ 1336.783443][ T32] r4:854e8000 [ 1336.783466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.783510][ T32] r5:854e8000 r4:8291a680 [ 1336.783571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.783623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.783667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1336.783691][ T32] r4:00000000 [ 1336.783731][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.783770][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.783806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.783859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094c80 [ 1336.783892][ T32] r4:00000000 [ 1336.783936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.784004][ T32] r9:83018205 r8:854e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.784043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.784099][ T32] r5:00001000 r4:eae87000 [ 1336.784119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.784161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.784235][ T32] r5:8548c78c r4:8548c400 [ 1336.784259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.784308][ T32] r7:ddde2d80 r6:83018200 r5:8548c78c r4:85088080 [ 1336.784348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.784409][ T32] r10:61c88647 r9:854e8000 r8:850880ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.784454][ T32] r4:85088080 [ 1336.784490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.784569][ T32] r10:00000000 r9:85088080 r8:80287e08 r7:eb361e60 r6:85088000 r5:854e8000 [ 1336.784595][ T32] r4:00000001 [ 1336.784615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.784652][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1336.784710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.784743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.784772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.784801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.784824][ T32] r4:85094680 [ 1336.785253][ T32] INFO: task kworker/1:340:4841 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.785298][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.785407][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.785455][ T32] Call trace: [ 1336.785508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.785571][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.785618][ T32] r4:00000000 [ 1336.785643][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.785683][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.785723][ T32] 5d20: cfe0d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.785756][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.785782][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.785807][ T32] r5:800f0013 r4:80239bb0 [ 1336.785828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.785869][ T32] r4:82ac21e4 [ 1336.785890][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.785954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.785980][ T32] r4:dff95dc0 [ 1336.786021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.786120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.786178][ T32] r4:00000000 [ 1336.786237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.786341][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.786386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.786470][ T32] r5:00001000 r4:dfdad000 [ 1336.786515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.786625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.786724][ T32] r5:848f3f8c r4:848f3c00 [ 1336.786782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.786924][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.786981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.787105][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.787158][ T32] r4:8484f600 [ 1336.787327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.787436][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.787564][ T32] r4:00000001 [ 1336.787613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.787854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.802973][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.803682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.804135][ T32] r4:00000000 [ 1336.804178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.804273][ T32] r9:83018205 r8:854e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.804344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.804441][ T32] r5:00001000 r4:eae11000 [ 1336.804502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.804605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.804697][ T32] r5:85487f8c r4:85487c00 [ 1336.804763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.804867][ T32] r7:ddde2d80 r6:83018200 r5:85487f8c r4:85088100 [ 1336.804917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.805024][ T32] r10:61c88647 r9:854e8c00 r8:8508812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.805085][ T32] r4:85088100 [ 1336.805127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.805252][ T32] r10:00000000 r9:85088100 r8:80287e08 r7:eb369e60 r6:85088180 r5:854e8c00 [ 1336.805316][ T32] r4:00000001 [ 1336.805369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.805451][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1336.805507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.805561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.805617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.805677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.805722][ T32] r4:85094680 [ 1336.806461][ T32] INFO: task kworker/1:341:4842 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.806549][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.806671][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.806765][ T32] Call trace: [ 1336.806831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.806949][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.807006][ T32] r4:00000000 [ 1336.807049][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.807142][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.807197][ T32] 5d20: cfeba000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.807254][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.807304][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.807380][ T32] r5:800f0013 r4:80239bb0 [ 1336.807441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.807530][ T32] r4:82ac21e4 [ 1336.807575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.807678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.807732][ T32] r4:dff95dc0 [ 1336.807785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.807870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.807995][ T32] r4:00000000 [ 1336.825747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.825907][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.825960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.826053][ T32] r5:00001000 r4:dfdad000 [ 1336.826161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.826382][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1336.826886][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1336.827416][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1336.827723][ T32] task:kworker/1:342 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.842725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 ** 5 printk messages dropped ** [ 1336.843244][ T32] r4:00000000 [ 1336.843284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.843398][ T32] r9:83018205 r8:854e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.843448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.843576][ T32] r5:00001000 r4:eae4d000 [ 1336.843622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.843708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.843818][ T32] r5:8548c38c r4:8548c000 [ 1336.843865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.843955][ T32] r7:ddde2d80 r6:83018200 r5:8548c38c r4:85088200 [ 1336.843997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.844092][ T32] r10:61c88647 r9:854e9800 r8:8508822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.844154][ T32] r4:85088200 [ 1336.844243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.844338][ T32] r10:00000000 r9:85088200 r8:80287e08 r7:eb369e60 r6:85088300 r5:854e9800 [ 1336.844384][ T32] r4:00000001 [ 1336.844422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.844508][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1336.844711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.844797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.844876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.844960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.845018][ T32] r4:85094b00 [ 1336.845746][ T32] INFO: task kworker/1:342:4845 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.845815][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.845935][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.846041][ T32] Call trace: [ 1336.846167][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.846273][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.846348][ T32] r4:00000000 [ 1336.846411][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.846492][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.846555][ T32] 5d20: d02ea000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.846612][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.846664][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.846713][ T32] r5:800f0013 r4:80239bb0 [ 1336.846759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.846836][ T32] r4:82ac21e4 [ 1336.846877][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.846957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.847003][ T32] r4:dff95dc0 [ 1336.847042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.847143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 3 printk messages dropped ** [ 1336.847427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.862699][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1336.863078][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1336.863489][ T32] INFO: task kworker/1:343:4847 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.864158][ T32] r4:854ea400 ** 4 printk messages dropped ** [ 1336.864551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 ** 8 printk messages dropped ** [ 1336.865132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.865410][ T32] r5:8548cb8c r4:8548c800 ** 2 printk messages dropped ** [ 1336.865609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.866251][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.867661][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.888639][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1336.889260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1336.889896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.890478][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1336.890905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1336.891292][ T32] task:kworker/1:344 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.891415][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.891503][ T32] Call trace: [ 1336.891583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.891680][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000113 r6:eb391d8c r5:854eb000 [ 1336.891736][ T32] r4:854eb000 [ 1336.891777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.891855][ T32] r5:854eb000 r4:8291a680 [ 1336.891915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.891988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.892072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1336.892117][ T32] r4:00000000 [ 1336.892155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.892258][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.892353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.892487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c040 [ 1336.892538][ T32] r4:00000000 [ 1336.892594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.892681][ T32] r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1336.892723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.892800][ T32] r5:00001000 r4:eaeeb000 [ 1336.892860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.892939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.893017][ T32] r5:8548d78c r4:8548d400 [ 1336.893097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.893200][ T32] r7:ddde2d80 r6:83018200 r5:8548d78c r4:85088280 [ 1336.893240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.893328][ T32] r10:61c88647 r9:854eb000 r8:850882ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.893393][ T32] r4:85088280 [ 1336.893514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.893604][ T32] r10:00000000 r9:85088280 r8:80287e08 r7:eb38de60 r6:85088400 r5:854eb000 [ 1336.893661][ T32] r4:00000001 [ 1336.893703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.893769][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1336.893824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.893878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.893929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.893984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.894028][ T32] r4:85094ec0 [ 1336.894773][ T32] INFO: task kworker/1:344:4848 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.894842][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.894986][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.895086][ T32] Call trace: [ 1336.895147][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.895244][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.895300][ T32] r4:00000000 [ 1336.895341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.895421][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.895475][ T32] 5d20: d05e0000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.895532][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.895581][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.895629][ T32] r5:800f0013 r4:80239bb0 [ 1336.895688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.895784][ T32] r4:82ac21e4 [ 1336.895827][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.895945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.895994][ T32] r4:dff95dc0 [ 1336.896032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.896375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.897193][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1336.897551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.925320][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.925992][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.926486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cb100 ** 7 printk messages dropped ** [ 1336.927099][ T32] r5:8548cf8c r4:8548cc00 [ 1336.927141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.927528][ T32] r10:00000000 r9:85088500 r8:80287e08 r7:eb391e60 r6:85088600 r5:854ebc00 [ 1336.927572][ T32] r4:00000001 [ 1336.927611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.927695][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1336.927855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.927990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.941685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.941837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.941899][ T32] r4:851cb040 [ 1336.942661][ T32] INFO: task kworker/1:345:4851 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.942736][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.942928][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.943047][ T32] Call trace: [ 1336.943125][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.943235][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.943316][ T32] r4:00000000 [ 1336.943369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.943455][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.943513][ T32] 5d20: d0aa5000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.943568][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.943620][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.943670][ T32] r5:800f0013 r4:80239bb0 [ 1336.943715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.943823][ T32] r4:82ac21e4 [ 1336.943898][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.944061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.944137][ T32] r4:dff95dc0 [ 1336.944253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.944357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.944405][ T32] r4:00000000 [ 1336.944451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.944548][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.944594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.944682][ T32] r5:00001000 r4:dfdad000 [ 1336.944745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.944840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.944937][ T32] r5:848f3f8c r4:848f3c00 [ 1336.944986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.945098][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1336.945158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.945261][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.945315][ T32] r4:8484f600 [ 1336.945360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.945476][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1336.945548][ T32] r4:00000001 [ 1336.945683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.946131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.946935][ T32] r4:854ec800 ** 3 printk messages dropped ** [ 1336.947411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.947863][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.969194][ T32] r5:8548d38c r4:8548d000 [ 1336.969250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.969350][ T32] r7:ddde2d80 r6:83018200 r5:8548d38c r4:85088680 [ 1336.969410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.969531][ T32] r10:61c88647 r9:854ec800 r8:850886ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.969584][ T32] r4:85088680 [ 1336.969655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.969758][ T32] r10:00000000 r9:85088680 r8:80287e08 r7:eb391e60 r6:85088780 r5:854ec800 [ 1336.969805][ T32] r4:00000001 [ 1336.969848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.969924][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1336.969984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.970040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.970156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.970225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.970301][ T32] r4:8506c080 [ 1336.971035][ T32] INFO: task kworker/1:346:4853 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1336.971126][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.971287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.971387][ T32] Call trace: [ 1336.971453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.971556][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1336.971628][ T32] r4:00000000 [ 1336.971681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.971762][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1336.971820][ T32] 5d20: d0cb7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1336.971904][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1336.972032][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.972108][ T32] r5:800f0013 r4:80239bb0 [ 1336.972178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.972421][ T32] r4:82ac21e4 [ 1336.972495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.972604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1336.972666][ T32] r4:dff95dc0 [ 1336.972733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.972830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1336.972876][ T32] r4:00000000 [ 1336.972917][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.973053][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.973119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.973205][ T32] r5:00001000 r4:dfdad000 [ 1336.973248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.973328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.973432][ T32] r5:848f3f8c r4:848f3c00 [ 1336.973478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.973789][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1336.974179][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 8 printk messages dropped ** [ 1336.974761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.975424][ T32] r5:854ed400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.975613][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.975845][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.976206][ T32] r5:8548db8c r4:8548d800 [ 1336.976262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.976398][ T32] r7:ddde2d80 r6:83018200 r5:8548db8c r4:85088580 ** 2 printk messages dropped ** [ 1336.976629][ T32] r4:85088580 ** 5 printk messages dropped ** [ 1336.977185][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.009232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.009778][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 1 printk messages dropped ** [ 1337.009924][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.009982][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.010071][ T32] r5:800f0013 r4:80239bb0 [ 1337.010161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.010254][ T32] r4:82ac21e4 [ 1337.010301][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.010396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.010469][ T32] r4:dff95dc0 [ 1337.010533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.010627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.010677][ T32] r4:00000000 [ 1337.010723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.010857][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.010914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.011008][ T32] r5:00001000 r4:dfdad000 [ 1337.011055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.011149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.011274][ T32] r5:848f3f8c r4:848f3c00 [ 1337.011332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.011426][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.011474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.011572][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.011636][ T32] r4:8484f600 [ 1337.011701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.011810][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.011864][ T32] r4:00000001 [ 1337.011976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.012084][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.012159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.012224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.012287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.012425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.012482][ T32] r4:848b22c0 [ 1337.012530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.012584][ T32] INFO: task kworker/1:348:4859 blocked for more than 463 seconds. [ 1337.012669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.012735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.012789][ T32] task:kworker/1:348 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.012881][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.012970][ T32] Call trace: [ 1337.013035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.013138][ T32] r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:854ee000 [ 1337.013180][ T32] r4:854ee000 [ 1337.013219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.013294][ T32] r5:854ee000 r4:8291a680 [ 1337.013332][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.013404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.013508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1337.013562][ T32] r4:00000000 [ 1337.013607][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.013717][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.013798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.013884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c380 [ 1337.013932][ T32] r4:00000000 [ 1337.013996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.014285][ T32] r5:00001000 r4:eb137000 ** 2 printk messages dropped ** [ 1337.014525][ T32] r5:8548df8c r4:8548dc00 [ 1337.014581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.014825][ T32] r10:61c88647 r9:854ee000 r8:8508882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.015653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.017099][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1337.017702][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.047075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 7 printk messages dropped ** [ 1337.047708][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1337.049069][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1337.049614][ T32] r4:848b22c0 [ 1337.049682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.049774][ T32] INFO: task kworker/1:349:4861 blocked for more than 463 seconds. [ 1337.049842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.049920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.049984][ T32] task:kworker/1:349 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.050147][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.050254][ T32] Call trace: [ 1337.050331][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.050440][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000113 r6:eb3a9d8c r5:854eec00 [ 1337.050495][ T32] r4:854eec00 [ 1337.050540][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.050635][ T32] r5:854eec00 r4:8291a680 [ 1337.050682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.050762][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.050868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1337.050922][ T32] r4:00000000 [ 1337.050964][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.051053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.051220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.051302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c4c0 [ 1337.051348][ T32] r4:00000000 [ 1337.051415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.051512][ T32] r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1337.051605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.051695][ T32] r5:00001000 r4:eb143000 [ 1337.051737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.051817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.051922][ T32] r5:8548e38c r4:8548e000 [ 1337.051982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.052075][ T32] r7:ddde2d80 r6:83018200 r5:8548e38c r4:85088880 [ 1337.052132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.052230][ T32] r10:61c88647 r9:854eec00 r8:850888ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.052284][ T32] r4:85088880 [ 1337.052349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.052453][ T32] r10:00000000 r9:85088880 r8:80287e08 r7:eb3a1e60 r6:85088900 r5:854eec00 [ 1337.052504][ T32] r4:00000001 [ 1337.052567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.052650][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1337.052724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.052787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.052843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.052913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.052966][ T32] r4:8506c400 [ 1337.053400][ T32] INFO: task kworker/1:349:4861 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.053438][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.054390][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 7 printk messages dropped ** [ 1337.054886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1337.055607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.055837][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.055907][ T32] r4:8484f600 [ 1337.055957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.056072][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.056135][ T32] r4:00000001 [ 1337.056179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.056251][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.056304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.056366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.056424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.056510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.056567][ T32] r4:848b22c0 [ 1337.056616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.056674][ T32] INFO: task kworker/1:350:4862 blocked for more than 463 seconds. [ 1337.056757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.056815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.056883][ T32] task:kworker/1:350 state:D stack:0 pid:4862 tgid:4862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.056987][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.057073][ T32] Call trace: [ 1337.057192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.057248][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000013 r6:eb3b1d8c r5:854f0000 [ 1337.057381][ T32] r4:854f0000 [ 1337.057449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.057565][ T32] r5:854f0000 r4:8291a680 [ 1337.057635][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.057723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.057810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 1337.057859][ T32] r4:00000000 [ 1337.057961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.088857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.089065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.089179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c780 [ 1337.089298][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.089597][ T32] r5:00001000 r4:eb15d000 ** 2 printk messages dropped ** [ 1337.089846][ T32] r5:8548eb8c r4:8548e800 [ 1337.089896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.090177][ T32] r10:61c88647 r9:854f0000 r8:85088a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.091043][ T32] r4:8506c540 ** 3 printk messages dropped ** [ 1337.092167][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.092606][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1337.093167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 9 printk messages dropped ** [ 1337.093957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.094674][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.095010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.095523][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.096162][ T32] r5:854f0c00 r4:8291a680 ** 5 printk messages dropped ** [ 1337.096633][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.097391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.097507][ T32] r5:8548e78c r4:8548e400 ** 2 printk messages dropped ** [ 1337.097745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.126061][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.126382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.127052][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 7 printk messages dropped ** [ 1337.127443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.127851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.133981][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.134337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.134806][ T32] task:kworker/1:352 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.135392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.135708][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.136098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.136197][ T32] r5:8548ef8c r4:8548ec00 ** 2 printk messages dropped ** [ 1337.136293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.136607][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1337.136710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.136746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.136828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.136863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.136890][ T32] r4:8506c900 [ 1337.137345][ T32] INFO: task kworker/1:352:4865 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.137387][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.137496][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.137548][ T32] Call trace: [ 1337.137608][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.137719][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.137774][ T32] r4:00000000 [ 1337.137800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.137844][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.137971][ T32] 5d20: d1744000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.151139][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.151195][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.151229][ T32] r5:800f0013 r4:80239bb0 [ 1337.151285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.151354][ T32] r4:82ac21e4 [ 1337.151378][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.151424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.151450][ T32] r4:dff95dc0 [ 1337.151471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.151528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.151555][ T32] r4:00000000 [ 1337.151577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.151628][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.151653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.151781][ T32] r5:00001000 r4:dfdad000 [ 1337.151857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.151936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.151997][ T32] r5:848f3f8c r4:848f3c00 [ 1337.152023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.152074][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.152103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.152154][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.152179][ T32] r4:8484f600 [ 1337.152200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.152249][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.152299][ T32] r4:00000001 [ 1337.152324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.152366][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.152423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.152458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.152488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.152559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.152587][ T32] r4:848b22c0 [ 1337.152612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.152670][ T32] INFO: task kworker/1:353:4867 blocked for more than 463 seconds. [ 1337.152737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.152768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.152791][ T32] task:kworker/1:353 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.152908][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.152959][ T32] Call trace: [ 1337.153000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.153058][ T32] r10:8291a684 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:854f2400 [ 1337.153083][ T32] r4:854f2400 [ 1337.153110][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.153207][ T32] r5:854f2400 r4:8291a680 [ 1337.153260][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.153332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.153384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 [ 1337.153441][ T32] r4:00000000 [ 1337.153465][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.153528][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.153572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.153619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cb00 [ 1337.153665][ T32] r4:00000000 [ 1337.153690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.153793][ T32] r9:83018205 r8:854f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.153820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.153865][ T32] r5:00001000 r4:eb183000 [ 1337.153886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.153928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.153972][ T32] r5:8548f38c r4:8548f000 [ 1337.153993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.154042][ T32] r7:ddde2d80 r6:83018200 r5:8548f38c r4:85088d00 [ 1337.154064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.154162][ T32] r10:61c88647 r9:854f2400 r8:85088d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.154212][ T32] r4:85088d00 ** 1 printk messages dropped ** [ 1337.154317][ T32] r10:00000000 r9:85088d00 r8:80287e08 r7:eb3b9e60 r6:85088e00 r5:854f2400 ** 5 printk messages dropped ** [ 1337.154538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.155283][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.155604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.156124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.156692][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1337.156938][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1337.157263][ T32] INFO: task kworker/1:354:4870 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.157669][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000013 r6:eb3c1d8c r5:854f3000 ** 5 printk messages dropped ** [ 1337.157941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 ** 7 printk messages dropped ** [ 1337.174225][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1337.174524][ T32] r5:8548f78c r4:8548f400 ** 1 printk messages dropped ** [ 1337.174604][ T32] r7:ddde2d80 r6:83018200 r5:8548f78c r4:85088e80 [ 1337.174682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.174738][ T32] r10:61c88647 r9:854f3000 r8:85088eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.174763][ T32] r4:85088e80 [ 1337.174801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.174881][ T32] r10:00000000 r9:85088e80 r8:80287e08 r7:eb3b5e60 r6:85088f00 r5:854f3000 [ 1337.174959][ T32] r4:00000001 [ 1337.175009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.175052][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.175117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.175176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.175207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.175290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.175347][ T32] r4:8506cb40 [ 1337.175775][ T32] INFO: task kworker/1:354:4870 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.175842][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.175916][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.175967][ T32] Call trace: [ 1337.176073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.176137][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.176179][ T32] r4:00000000 [ 1337.176203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.176270][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.176328][ T32] 5d20: d1ae8000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.176363][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.176391][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.176416][ T32] r5:800f0013 r4:80239bb0 [ 1337.176438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.176481][ T32] r4:82ac21e4 [ 1337.176502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.176571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.176623][ T32] r4:dff95dc0 [ 1337.176660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.176707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.176755][ T32] r4:00000000 [ 1337.176794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.176843][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.176866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.176908][ T32] r5:00001000 r4:dfdad000 [ 1337.176930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.176983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.177058][ T32] r5:848f3f8c r4:848f3c00 [ 1337.177082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.177136][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.177158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.177207][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.177263][ T32] r4:8484f600 [ 1337.177286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.177335][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.177388][ T32] r4:00000001 [ 1337.177412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.177450][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.177504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.177537][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.177566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.177597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.177620][ T32] r4:848b22c0 [ 1337.177643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.177708][ T32] INFO: task kworker/1:355:4872 blocked for more than 463 seconds. [ 1337.177747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.177873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.177899][ T32] task:kworker/1:355 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.191273][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.191374][ T32] Call trace: [ 1337.191411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.191470][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000013 r6:eb3e9d8c r5:854f4800 ** 4 printk messages dropped ** [ 1337.191723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.192146][ T32] r9:83018205 r8:854f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1337.192351][ T32] r5:8548fb8c r4:8548f800 [ 1337.192388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.192567][ T32] r4:85088f80 ** 5 printk messages dropped ** [ 1337.192835][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.193485][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.193772][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 7 printk messages dropped ** [ 1337.194032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 7 printk messages dropped ** [ 1337.194347][ T32] r5:00001000 r4:dfdad000 ** 6 printk messages dropped ** [ 1337.194589][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.194836][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1337.195184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.195507][ T32] r4:854f5400 ** 4 printk messages dropped ** [ 1337.196224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 9 printk messages dropped ** [ 1337.197140][ T32] r5:00001000 r4:eb20b000 ** 2 printk messages dropped ** [ 1337.197259][ T32] r5:8550cb8c r4:8550c800 ** 1 printk messages dropped ** [ 1337.197984][ T32] r7:ddde2d80 r6:83018200 r5:8550cb8c r4:85060080 ** 1 printk messages dropped ** [ 1337.221327][ T32] r10:61c88647 r9:854f5400 r8:850600ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.221546][ T32] r4:85060080 [ 1337.221590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.221670][ T32] r10:00000000 r9:85060080 r8:80287e08 r7:eb3e9e60 r6:85060000 r5:854f5400 [ 1337.221866][ T32] r4:00000001 [ 1337.221919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.221962][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1337.222037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.222071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.222130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.222166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.222230][ T32] r4:848ea080 [ 1337.222632][ T32] INFO: task kworker/1:356:4873 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.222711][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.222858][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.222908][ T32] Call trace: [ 1337.222941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.223023][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.223092][ T32] r4:00000000 [ 1337.223117][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.223186][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.223219][ T32] 5d20: d2238000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.223249][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.223276][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.223313][ T32] r5:800f0013 r4:80239bb0 [ 1337.223337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.223538][ T32] r4:82ac21e4 [ 1337.223564][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.223845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.223872][ T32] r4:dff95dc0 [ 1337.223892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.223936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.223985][ T32] r4:00000000 [ 1337.224010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.224060][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.224083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.224208][ T32] r5:00001000 r4:dfdad000 [ 1337.224234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.224538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.224588][ T32] r5:848f3f8c r4:848f3c00 [ 1337.224610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.224830][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.224992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.225045][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.225097][ T32] r4:8484f600 [ 1337.225121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.225171][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.225196][ T32] r4:00000001 [ 1337.225215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.225292][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.225323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.225398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.225508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.225544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.225567][ T32] r4:848b22c0 [ 1337.225588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.225713][ T32] INFO: task kworker/1:357:4875 blocked for more than 463 seconds. [ 1337.225751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.225777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.225827][ T32] task:kworker/1:357 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.225974][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.226046][ T32] Call trace: [ 1337.226114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.226168][ T32] r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000013 r6:eb3edd8c r5:854f6c00 ** 4 printk messages dropped ** [ 1337.226364][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.226769][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.227108][ T32] r5:8548ff8c r4:8548fc00 [ 1337.227128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.227274][ T32] r7:ddde2d80 r6:83018200 r5:8548ff8c r4:85060100 ** 1 printk messages dropped ** [ 1337.227372][ T32] r10:61c88647 r9:854f6c00 r8:8506012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.249161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.250738][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 7 printk messages dropped ** [ 1337.251063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1337.251695][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1337.252172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.252677][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.252705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.252735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.252763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.252796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.252820][ T32] r4:848b22c0 [ 1337.252841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.252870][ T32] INFO: task kworker/1:358:4877 blocked for more than 463 seconds. [ 1337.252930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.253031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.253090][ T32] task:kworker/1:358 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.253295][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.253364][ T32] Call trace: [ 1337.253407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.253482][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000013 r6:eb3f1d8c r5:854f8000 [ 1337.253551][ T32] r4:854f8000 [ 1337.253990][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.254039][ T32] r5:854f8000 r4:8291a680 [ 1337.254139][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.254188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.254233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1337.254338][ T32] r4:00000000 [ 1337.254361][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.254674][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.254714][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.254891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ea340 [ 1337.254919][ T32] r4:00000000 [ 1337.254939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.255028][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.255201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.255250][ T32] r5:00001000 r4:eb1c9000 [ 1337.255544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.255854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.255906][ T32] r5:8550c38c r4:8550c000 [ 1337.255928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.256032][ T32] r7:ddde2d80 r6:83018200 r5:8550c38c r4:85060200 [ 1337.256057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.256164][ T32] r10:61c88647 r9:854f8000 r8:8506022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.256191][ T32] r4:85060200 [ 1337.256212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.256259][ T32] r10:00000000 r9:85060200 r8:80287e08 r7:eb3e5e60 r6:85060380 r5:854f8000 ** 3 printk messages dropped ** [ 1337.256404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.256434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.256462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.256494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.256588][ T32] r4:848ea400 [ 1337.256853][ T32] INFO: task kworker/1:358:4877 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.256889][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.257034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.257083][ T32] Call trace: [ 1337.257118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.257173][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.257595][ T32] r4:00000000 [ 1337.257660][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.257705][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.257737][ T32] 5d20: d25a4000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.257767][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.257799][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.257873][ T32] r5:800f0013 r4:80239bb0 [ 1337.257970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.280722][ T32] r4:82ac21e4 [ 1337.280766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.280848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.280879][ T32] r4:dff95dc0 [ 1337.280902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.280974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.281002][ T32] r4:00000000 [ 1337.281023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.281072][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.281099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.281147][ T32] r5:00001000 r4:dfdad000 [ 1337.281220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.281292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.281753][ T32] r5:848f3f8c r4:848f3c00 [ 1337.281779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.281856][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.281883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.281934][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.281958][ T32] r4:8484f600 [ 1337.281978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.282112][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.282169][ T32] r4:00000001 [ 1337.282194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.282234][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 1 printk messages dropped ** [ 1337.282294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.282756][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.283174][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.283840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.284091][ T32] r5:8550c78c r4:8550c400 [ 1337.284172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.284347][ T32] r4:85060280 ** 5 printk messages dropped ** [ 1337.284925][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.285754][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.286744][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 7 printk messages dropped ** [ 1337.287061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.287490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.287807][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 2 printk messages dropped ** [ 1337.287889][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.309302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.309411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.309443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.309505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.309610][ T32] r4:848b22c0 [ 1337.309830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.309865][ T32] INFO: task kworker/1:360:4881 blocked for more than 463 seconds. [ 1337.309900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.309925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.309948][ T32] task:kworker/1:360 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.310008][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.310093][ T32] Call trace: [ 1337.310146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.310206][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:854fa400 [ 1337.310325][ T32] r4:854fa400 [ 1337.310432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.310535][ T32] r5:854fa400 r4:8291a680 [ 1337.310559][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.310600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.310645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1337.310667][ T32] r4:00000000 [ 1337.310686][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.310722][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.310761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.310804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eaac0 [ 1337.310827][ T32] r4:00000000 [ 1337.310847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.311022][ T32] r9:83018205 r8:854fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1337.311051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.311276][ T32] r5:00001000 r4:eb21d000 [ 1337.311302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.311396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.311516][ T32] r5:8550cf8c r4:8550cc00 [ 1337.311542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.311592][ T32] r7:ddde2d80 r6:83018200 r5:8550cf8c r4:85060400 [ 1337.311613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.311664][ T32] r10:61c88647 r9:854fa400 r8:8506042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.311687][ T32] r4:85060400 [ 1337.311706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.311823][ T32] r10:00000000 r9:85060400 r8:80287e08 r7:eb3e5e60 r6:85060500 r5:854fa400 [ 1337.311850][ T32] r4:00000001 [ 1337.311871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.311929][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1337.312000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.312074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.312420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.312455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.312527][ T32] r4:848ea700 [ 1337.312935][ T32] INFO: task kworker/1:360:4881 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.312969][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.313279][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.313331][ T32] Call trace: [ 1337.313361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.313483][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.313511][ T32] r4:00000000 [ 1337.313532][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.313573][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.313603][ T32] 5d20: d2987000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.313634][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.313661][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1337.314032][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.314471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 8 printk messages dropped ** [ 1337.314922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.315778][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1337.316058][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1337.316393][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.317031][ T32] r5:854fb000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.317165][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.317258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.317301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d82c0 [ 1337.317323][ T32] r4:00000000 [ 1337.317343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.317388][ T32] r9:83018005 r8:854fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1337.317657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.318018][ T32] r5:00001000 r4:eb445000 [ 1337.353063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.353182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.353278][ T32] r5:8549378c r4:85493400 [ 1337.353306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.353359][ T32] r7:dddced80 r6:83018000 r5:8549378c r4:85122580 [ 1337.353450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.353506][ T32] r10:61c88647 r9:854fb000 r8:851225ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.353530][ T32] r4:85122580 [ 1337.353551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.353599][ T32] r10:00000000 r9:85122580 r8:80287e08 r7:eb31de60 r6:85060580 r5:854fb000 [ 1337.353622][ T32] r4:00000001 [ 1337.353643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.353682][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1337.353713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.354330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.354366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.354398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.354448][ T32] r4:85110000 [ 1337.354853][ T32] INFO: task kworker/0:516:4882 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.354901][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.355865][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.355920][ T32] Call trace: [ 1337.355954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.356010][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.356035][ T32] r4:00000000 [ 1337.356055][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.356285][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.356319][ T32] 5d20: d2d83000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.356349][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.356375][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.356399][ T32] r5:800f0013 r4:80239bb0 [ 1337.356422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.356467][ T32] r4:82ac21e4 [ 1337.356782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.356833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.356857][ T32] r4:dff95dc0 [ 1337.356877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.356978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.357005][ T32] r4:00000000 [ 1337.357088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.357181][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.357209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.357254][ T32] r5:00001000 r4:dfdad000 [ 1337.357275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.357317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.357472][ T32] r5:848f3f8c r4:848f3c00 [ 1337.357588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.357641][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.357815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.357869][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.357954][ T32] r4:8484f600 [ 1337.369793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.369971][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.370072][ T32] r4:00000001 [ 1337.370158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.370397][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.370532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.370608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.370670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.370843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.370899][ T32] r4:848b22c0 [ 1337.370952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1337.371709][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.372309][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.373150][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.373723][ T32] r5:8550d78c r4:8550d400 [ 1337.374028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.374312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.375935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.408526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.409456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.409863][ T32] r5:00001000 r4:dfdad000 ** 7 printk messages dropped ** [ 1337.410230][ T32] r4:8484f600 ** 1 printk messages dropped ** [ 1337.410301][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.410331][ T32] r4:00000001 [ 1337.410353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.410391][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.410434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.410501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.410569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.410604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.410630][ T32] r4:848b22c0 [ 1337.410655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.410700][ T32] INFO: task kworker/1:362:4886 blocked for more than 463 seconds. [ 1337.410820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.410851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.410875][ T32] task:kworker/1:362 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.410962][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.411010][ T32] Call trace: [ 1337.411045][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.411096][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:854fbc00 [ 1337.411126][ T32] r4:854fbc00 [ 1337.411148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.411220][ T32] r5:854fbc00 r4:8291a680 [ 1337.411270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.411315][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.411365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1337.411416][ T32] r4:00000000 [ 1337.411450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.411518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.411557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.411600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eac80 [ 1337.411720][ T32] r4:00000000 [ 1337.411744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.411792][ T32] r9:83018205 r8:854fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1337.411872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.411941][ T32] r5:00001000 r4:eb22b000 [ 1337.411963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.412143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.412194][ T32] r5:8550d38c r4:8550d000 [ 1337.412217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.412276][ T32] r7:ddde2d80 r6:83018200 r5:8550d38c r4:85060600 [ 1337.412300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.412356][ T32] r10:61c88647 r9:854fbc00 r8:8506062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.412380][ T32] r4:85060600 [ 1337.412514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.412565][ T32] r10:00000000 r9:85060600 r8:80287e08 r7:eb401e60 r6:85060800 r5:854fbc00 [ 1337.412614][ T32] r4:00000001 [ 1337.412637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.412675][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1337.412706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.412736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.412791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.412825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.412893][ T32] r4:848ead80 [ 1337.413305][ T32] INFO: task kworker/1:362:4886 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.413364][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.413428][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.413475][ T32] Call trace: [ 1337.413646][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.413705][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.413741][ T32] r4:00000000 [ 1337.413768][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.413809][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.413948][ T32] 5d20: d32c3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.413984][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.414130][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.414179][ T32] r5:800f0013 r4:80239bb0 [ 1337.414327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.414376][ T32] r4:82ac21e4 [ 1337.414439][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.414543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.414569][ T32] r4:dff95dc0 [ 1337.414647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.414752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.414863][ T32] r4:00000000 [ 1337.414937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.414995][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.415018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.415061][ T32] r5:00001000 r4:dfdad000 [ 1337.415091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.415134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.415179][ T32] r5:848f3f8c r4:848f3c00 [ 1337.415211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.415502][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1337.415654][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 5 printk messages dropped ** [ 1337.416023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.416430][ T32] r4:854fd400 ** 4 printk messages dropped ** [ 1337.416659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 2 printk messages dropped ** [ 1337.416965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.417028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.417102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eaf00 [ 1337.417132][ T32] r4:00000000 [ 1337.417154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.417202][ T32] r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1337.417324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.417562][ T32] r5:00001000 r4:eb243000 [ 1337.417587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.417629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.417861][ T32] r5:8550db8c r4:8550d800 [ 1337.417887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.438641][ T32] r7:ddde2d80 r6:83018200 r5:8550db8c r4:85060680 [ 1337.438789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.438931][ T32] r10:61c88647 r9:854fd400 r8:850606ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.438981][ T32] r4:85060680 [ 1337.439025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.439134][ T32] r10:00000000 r9:85060680 r8:80287e08 r7:eb401e60 r6:85060880 r5:854fd400 ** 3 printk messages dropped ** [ 1337.439487][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.440802][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.441366][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 5 printk messages dropped ** [ 1337.441734][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.442191][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.442768][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1337.443181][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1337.443596][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 4 printk messages dropped ** [ 1337.443918][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1337.444216][ T32] task:kworker/1:364 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.444961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 ** 8 printk messages dropped ** [ 1337.445551][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.445875][ T32] r5:8550e38c r4:8550e000 ** 1 printk messages dropped ** [ 1337.446008][ T32] r7:ddde2d80 r6:83018200 r5:8550e38c r4:85060900 ** 4 printk messages dropped ** [ 1337.446498][ T32] r10:00000000 r9:85060900 r8:80287e08 r7:eb405e60 r6:85060a00 r5:854fe000 ** 9 printk messages dropped ** [ 1337.447735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.485595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.486476][ T32] r5:00001000 r4:dfdad000 ** 5 printk messages dropped ** [ 1337.487023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.487740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.492237][ T32] task:kworker/1:365 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.492364][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.492471][ T32] Call trace: [ 1337.492576][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.492714][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:854fec00 [ 1337.492796][ T32] r4:854fec00 [ 1337.492848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.492938][ T32] r5:854fec00 r4:8291a680 [ 1337.492985][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.493068][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.493159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1337.493240][ T32] r4:00000000 [ 1337.493290][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.493371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.493450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.493539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cb40 [ 1337.493621][ T32] r4:00000000 [ 1337.493672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.493799][ T32] r9:83018205 r8:854fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1337.493852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.493943][ T32] r5:00001000 r4:eb255000 [ 1337.493988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.494120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.494279][ T32] r5:8550df8c r4:8550dc00 [ 1337.494376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.494484][ T32] r7:ddde2d80 r6:83018200 r5:8550df8c r4:85060780 [ 1337.494531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.494630][ T32] r10:61c88647 r9:854fec00 r8:850607ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.494706][ T32] r4:85060780 [ 1337.494797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.494904][ T32] r10:00000000 r9:85060780 r8:80287e08 r7:eb409e60 r6:85060b00 r5:854fec00 [ 1337.494996][ T32] r4:00000001 [ 1337.495050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.495133][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1337.495194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.495259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.495317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.495385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.495436][ T32] r4:848e4000 [ 1337.496177][ T32] INFO: task kworker/1:365:4893 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.496243][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.496369][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.496464][ T32] Call trace: [ 1337.496529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.496637][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.496687][ T32] r4:00000000 [ 1337.496730][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.496811][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.496874][ T32] 5d20: d3b9b000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.496954][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.497018][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.497070][ T32] r5:800f0013 r4:80239bb0 [ 1337.497173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.497266][ T32] r4:82ac21e4 [ 1337.497316][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.497419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.497469][ T32] r4:dff95dc0 [ 1337.497511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.497598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.497649][ T32] r4:00000000 [ 1337.497694][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.497787][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.497832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.518930][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1337.519484][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 6 printk messages dropped ** [ 1337.520118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.520964][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000013 r6:eb411d8c r5:854f9800 ** 5 printk messages dropped ** [ 1337.521596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 ** 5 printk messages dropped ** [ 1337.522336][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.523102][ T32] r5:8550e78c r4:8550e400 [ 1337.523156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.523438][ T32] r10:61c88647 r9:854f9800 r8:850609ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.524017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.525814][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.526599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.527309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.559159][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 4 printk messages dropped ** [ 1337.559495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.560246][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.560871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.560961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1337.561010][ T32] r4:00000000 [ 1337.561052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.561154][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.561247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.561363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e4380 [ 1337.561420][ T32] r4:00000000 [ 1337.561466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.561566][ T32] r9:83018205 r8:854f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1337.561613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.561698][ T32] r5:00001000 r4:eb41f000 [ 1337.561744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.561829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.561916][ T32] r5:8550eb8c r4:8550e800 [ 1337.561960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.562053][ T32] r7:ddde2d80 r6:83018200 r5:8550eb8c r4:85060a80 [ 1337.562100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.562227][ T32] r10:61c88647 r9:854f3c00 r8:85060aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.562278][ T32] r4:85060a80 [ 1337.562319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.562425][ T32] r10:00000000 r9:85060a80 r8:80287e08 r7:eb411e60 r6:85060d00 r5:854f3c00 [ 1337.562473][ T32] r4:00000001 [ 1337.562513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.562589][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1337.562647][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.562711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.562769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.562831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.562948][ T32] r4:848e4180 [ 1337.563710][ T32] INFO: task kworker/1:367:4897 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.563777][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.563894][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.563986][ T32] Call trace: [ 1337.564050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.564157][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.564214][ T32] r4:00000000 [ 1337.564278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.564368][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.564458][ T32] 5d20: d4347000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.564526][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.564580][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.564631][ T32] r5:800f0013 r4:80239bb0 [ 1337.564675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.564756][ T32] r4:82ac21e4 [ 1337.564871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.564966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.565014][ T32] r4:dff95dc0 [ 1337.565146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.565244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.565294][ T32] r4:00000000 [ 1337.565344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.565438][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.565483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.565566][ T32] r5:00001000 r4:dfdad000 [ 1337.565612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.565691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.565797][ T32] r5:848f3f8c r4:848f3c00 [ 1337.565847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.565943][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.565991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.566147][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.566214][ T32] r4:8484f600 [ 1337.566257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.566363][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.566421][ T32] r4:00000001 [ 1337.566469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.566546][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.566602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.566661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.566721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.566783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.566832][ T32] r4:848b22c0 [ 1337.566877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.566929][ T32] INFO: task kworker/1:368:4900 blocked for more than 464 seconds. [ 1337.566987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.567036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.567115][ T32] task:kworker/1:368 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567214][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567301][ T32] Call trace: [ 1337.567374][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.567473][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:854f6000 [ 1337.567544][ T32] r4:854f6000 [ 1337.567596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.567685][ T32] r5:854f6000 r4:8291a680 [ 1337.567728][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.567807][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.567894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1337.593148][ T32] r4:00000000 [ 1337.593286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.593413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.593494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.593585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e4500 [ 1337.593636][ T32] r4:00000000 [ 1337.593683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.593781][ T32] r9:83018205 r8:854f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1337.593830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.594168][ T32] r5:8550ef8c r4:8550ec00 [ 1337.594342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.594573][ T32] r10:00000000 r9:85060b80 r8:80287e08 r7:eb415e60 r6:85060e00 r5:854f6000 ** 7 printk messages dropped ** [ 1337.594797][ T32] r4:848e4340 ** 3 printk messages dropped ** [ 1337.595422][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.595596][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1337.595745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1337.596101][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1337.596601][ T32] r4:8484f600 ** 4 printk messages dropped ** [ 1337.596783][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 3 printk messages dropped ** [ 1337.597023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.597375][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.597702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.608844][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.609094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.609290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.609545][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1337.609577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.609610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.609638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.609746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.609773][ T32] r4:848e44c0 [ 1337.610230][ T32] INFO: task kworker/1:369:4902 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.610273][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.610403][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.610452][ T32] Call trace: [ 1337.610655][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.610715][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.610769][ T32] r4:00000000 [ 1337.610794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.610834][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.610864][ T32] 5d20: d46e3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.610894][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.610920][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.610944][ T32] r5:800f0013 r4:80239bb0 [ 1337.610965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.611006][ T32] r4:82ac21e4 [ 1337.611028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.611072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.611117][ T32] r4:dff95dc0 [ 1337.611140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.611183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.611206][ T32] r4:00000000 [ 1337.611227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.611312][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.611342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.611387][ T32] r5:00001000 r4:dfdad000 [ 1337.611462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.611535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.611596][ T32] r5:848f3f8c r4:848f3c00 [ 1337.611670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.611730][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.611753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.611802][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.611896][ T32] r4:8484f600 [ 1337.611923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.611986][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.612012][ T32] r4:00000001 [ 1337.612032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.612069][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.612122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.612175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.612206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.612248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.612274][ T32] r4:848b22c0 [ 1337.612330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.612392][ T32] INFO: task kworker/1:370:4904 blocked for more than 464 seconds. [ 1337.612431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.612457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.612504][ T32] task:kworker/1:370 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.612555][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.612598][ T32] Call trace: [ 1337.612669][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.612722][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:85502400 [ 1337.612764][ T32] r4:85502400 [ 1337.612868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.612931][ T32] r5:85502400 r4:8291a680 [ 1337.612960][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.613013][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.613073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1337.613100][ T32] r4:00000000 [ 1337.613121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.613210][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.613251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.613294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e4880 [ 1337.613319][ T32] r4:00000000 [ 1337.613345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.613391][ T32] r9:83018205 r8:85502400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1337.613413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.613468][ T32] r5:00001000 r4:eb439000 [ 1337.613518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.613563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.613607][ T32] r5:8550f78c r4:8550f400 [ 1337.613630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.613677][ T32] r7:ddde2d80 r6:83018200 r5:8550f78c r4:85060e80 [ 1337.613698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.613746][ T32] r10:61c88647 r9:85502400 r8:85060eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.613770][ T32] r4:85060e80 [ 1337.613790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.613837][ T32] r10:00000000 r9:85060e80 r8:80287e08 r7:eb429e60 r6:85060d80 r5:85502400 [ 1337.613859][ T32] r4:00000001 [ 1337.613878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.613915][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1337.613968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.614002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.614035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.614067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.614090][ T32] r4:848e4640 [ 1337.614386][ T32] INFO: task kworker/1:370:4904 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1337.614512][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.614932][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 7 printk messages dropped ** [ 1337.615293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1337.615715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.616062][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 6 printk messages dropped ** [ 1337.616410][ T32] INFO: task kworker/1:371:4906 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.616787][ T32] r4:85500000 ** 4 printk messages dropped ** [ 1337.617013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 ** 8 printk messages dropped ** [ 1337.617559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.617710][ T32] r5:8550fb8c r4:8550f800 ** 3 printk messages dropped ** [ 1337.617878][ T32] r10:61c88647 r9:85500000 r8:85060fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.648876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.649546][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.649856][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 4 printk messages dropped ** [ 1337.650152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.650285][ T32] r4:82ac21e4 [ 1337.650324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.650389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.650503][ T32] r4:dff95dc0 [ 1337.650612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.650659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.650683][ T32] r4:00000000 [ 1337.650703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.650929][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.650957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.651005][ T32] r5:00001000 r4:dfdad000 [ 1337.651026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.651067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.651112][ T32] r5:848f3f8c r4:848f3c00 [ 1337.651135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.651184][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.651246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.651328][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.651364][ T32] r4:8484f600 [ 1337.651384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.651501][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.651529][ T32] r4:00000001 [ 1337.651550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.651588][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.651615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.651646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.651674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.651790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.652114][ T32] r4:848b22c0 [ 1337.652182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.652337][ T32] INFO: task kworker/1:372:4907 blocked for more than 464 seconds. [ 1337.652648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.652679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.652703][ T32] task:kworker/1:372 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.652797][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.652842][ T32] Call trace: [ 1337.652873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.652966][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:85503c00 [ 1337.653010][ T32] r4:85503c00 [ 1337.653073][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.653500][ T32] r5:85503c00 r4:8291a680 [ 1337.653609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.653948][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.654051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1337.654250][ T32] r4:00000000 [ 1337.654276][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.654313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.654356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.654428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110fc0 [ 1337.654455][ T32] r4:00000000 [ 1337.654531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.654610][ T32] r9:83018205 r8:85503c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1337.654661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.654764][ T32] r5:00001000 r4:eb465000 [ 1337.654787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.654829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.654874][ T32] r5:8551438c r4:85514000 [ 1337.654967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.655018][ T32] r7:ddde2d80 r6:83018200 r5:8551438c r4:851d9f80 [ 1337.655039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.655087][ T32] r10:61c88647 r9:85503c00 r8:851d9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.655111][ T32] r4:851d9f80 [ 1337.655131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.655284][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.655978][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.656442][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 7 printk messages dropped ** [ 1337.657023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.657331][ T32] r5:848f3f8c r4:848f3c00 ** 4 printk messages dropped ** [ 1337.657557][ T32] r4:8484f600 ** 2 printk messages dropped ** [ 1337.657738][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.657898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.680766][ T32] task:kworker/1:373 state:D stack:0 pid:4909 tgid:4909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.681242][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.681372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.681546][ T32] r9:83018205 r8:85504800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 ** 4 printk messages dropped ** [ 1337.681852][ T32] r5:8550ff8c r4:8550fc00 ** 1 printk messages dropped ** [ 1337.681928][ T32] r7:ddde2d80 r6:83018200 r5:8550ff8c r4:848d6080 ** 2 printk messages dropped ** [ 1337.682053][ T32] r4:848d6080 ** 1 printk messages dropped ** [ 1337.682185][ T32] r10:00000000 r9:848d6080 r8:80287e08 r7:eb455e60 r6:848d6100 r5:85504800 ** 9 printk messages dropped ** [ 1337.682992][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.683392][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.683424][ T32] 5d20: d4de3000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.683482][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.683512][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.683538][ T32] r5:800f0013 r4:80239bb0 [ 1337.683560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.683645][ T32] r4:82ac21e4 [ 1337.683724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.683799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.683842][ T32] r4:dff95dc0 [ 1337.683890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.683937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.683960][ T32] r4:00000000 [ 1337.683982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.684043][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.684069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.684114][ T32] r5:00001000 r4:dfdad000 [ 1337.684214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.684284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.684338][ T32] r5:848f3f8c r4:848f3c00 [ 1337.684360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.684409][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.684432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.684492][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.684519][ T32] r4:8484f600 [ 1337.684555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.684608][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.684632][ T32] r4:00000001 [ 1337.684651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.684688][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.684730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.684788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.684835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.684896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.684922][ T32] r4:848b22c0 [ 1337.684946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.684999][ T32] INFO: task kworker/1:374:4912 blocked for more than 464 seconds. [ 1337.685033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.685059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.685081][ T32] task:kworker/1:374 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.685126][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.685184][ T32] Call trace: [ 1337.685219][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.685268][ T32] r10:8291a684 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:85503000 [ 1337.685291][ T32] r4:85503000 [ 1337.685311][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.685362][ T32] r5:85503000 r4:8291a680 [ 1337.685388][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.685429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.685472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1337.685494][ T32] r4:00000000 [ 1337.685541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.685583][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.685647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.685695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cf240 [ 1337.685719][ T32] r4:00000000 [ 1337.685956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.686008][ T32] r9:83018205 r8:85503000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1337.686062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686135][ T32] r5:00001000 r4:eb475000 [ 1337.686169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.686241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.686328][ T32] r5:85514b8c r4:85514800 [ 1337.686353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.686402][ T32] r7:ddde2d80 r6:83018200 r5:85514b8c r4:848d6180 [ 1337.686425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.686493][ T32] r10:61c88647 r9:85503000 r8:848d61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.686519][ T32] r4:848d6180 [ 1337.686540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.686593][ T32] r10:00000000 r9:848d6180 r8:80287e08 r7:eb455e60 r6:848d6200 r5:85503000 [ 1337.686618][ T32] r4:00000001 [ 1337.686638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.686674][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1337.686702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.686733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.686760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.686792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.686816][ T32] r4:848cf000 [ 1337.687124][ T32] INFO: task kworker/1:374:4912 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.687160][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.687237][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.687330][ T32] Call trace: [ 1337.687365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.687420][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.687444][ T32] r4:00000000 [ 1337.687464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1337.687576][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1337.710801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 10 printk messages dropped ** [ 1337.711250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.711734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.711972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.712437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.712898][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.713223][ T32] r5:8551478c r4:85514400 [ 1337.713244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.713401][ T32] r4:848d6280 ** 2 printk messages dropped ** [ 1337.713561][ T32] r4:00000001 [ 1337.713584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.713625][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1337.713677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.713711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.713739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.713769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.713793][ T32] r4:848cf000 [ 1337.714296][ T32] INFO: task kworker/1:375:4913 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.714354][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.714456][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.714506][ T32] Call trace: [ 1337.714570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.714625][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.714678][ T32] r4:00000000 [ 1337.714702][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.714744][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.714799][ T32] 5d20: d5178000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.714834][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.714861][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.714886][ T32] r5:800f0013 r4:80239bb0 [ 1337.714907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.714985][ T32] r4:82ac21e4 [ 1337.715010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.715055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.715080][ T32] r4:dff95dc0 [ 1337.715101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.715144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.715231][ T32] r4:00000000 [ 1337.715282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.715337][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.715360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.715408][ T32] r5:00001000 r4:dfdad000 [ 1337.715428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.715469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.715539][ T32] r5:848f3f8c r4:848f3c00 [ 1337.715564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.715639][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.715690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.715744][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.715768][ T32] r4:8484f600 [ 1337.715788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.715835][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.715862][ T32] r4:00000001 [ 1337.715882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.715918][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.715946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.715975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.716028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.716065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.716091][ T32] r4:848b22c0 [ 1337.716190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.716222][ T32] INFO: task kworker/1:376:4916 blocked for more than 464 seconds. [ 1337.716253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.716277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.716299][ T32] task:kworker/1:376 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.716365][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.716433][ T32] Call trace: [ 1337.716494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.716546][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:85506000 [ 1337.716570][ T32] r4:85506000 [ 1337.716592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.716635][ T32] r5:85506000 r4:8291a680 [ 1337.716656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.716694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.716737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1337.716811][ T32] r4:00000000 [ 1337.716852][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.716917][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.716965][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.717034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cf380 [ 1337.717061][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.717129][ T32] r9:83018205 r8:85506000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1337.717371][ T32] r5:85514f8c r4:85514c00 [ 1337.717396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.717641][ T32] r4:848d6380 ** 4 printk messages dropped ** [ 1337.738477][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) ** 6 printk messages dropped ** [ 1337.739106][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.739699][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1337.739991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1337.740419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.740898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.741272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.741575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.741844][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.742196][ T32] r5:85515b8c r4:85515800 [ 1337.742219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.742427][ T32] r10:61c88647 r9:85501800 r8:848d652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.742461][ T32] r4:848d6500 [ 1337.742484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.742540][ T32] r10:00000000 r9:848d6500 r8:80287e08 r7:eb46de60 r6:848d6400 r5:85501800 [ 1337.742584][ T32] r4:00000001 [ 1337.742607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.742690][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 1337.742721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.742752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.742780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.742830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.742867][ T32] r4:848cf2c0 [ 1337.743141][ T32] INFO: task kworker/1:377:4918 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.743173][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.743249][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.743311][ T32] Call trace: [ 1337.743370][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.743424][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.743467][ T32] r4:00000000 [ 1337.743494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.743535][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.743575][ T32] 5d20: d56c7000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.743618][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.743647][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.743671][ T32] r5:800f0013 r4:80239bb0 [ 1337.743692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.743732][ T32] r4:82ac21e4 [ 1337.743752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.743815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.743841][ T32] r4:dff95dc0 [ 1337.743861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.743925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.743953][ T32] r4:00000000 [ 1337.743972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.744039][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.744063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.744129][ T32] r5:00001000 r4:dfdad000 [ 1337.744173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.744218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.744281][ T32] r5:848f3f8c r4:848f3c00 [ 1337.744304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.744358][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.744392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.744444][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.744517][ T32] r4:8484f600 [ 1337.744541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.744591][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.744613][ T32] r4:00000001 [ 1337.744633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.744679][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.744727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.744773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.744802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.744833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.744855][ T32] r4:848b22c0 [ 1337.744876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.744902][ T32] INFO: task kworker/1:378:4919 blocked for more than 464 seconds. [ 1337.744931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.744955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.744975][ T32] task:kworker/1:378 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.745044][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.745088][ T32] Call trace: [ 1337.745118][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.745186][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85540000 [ 1337.745229][ T32] r4:85540000 [ 1337.745252][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.745295][ T32] r5:85540000 r4:8291a680 [ 1337.745337][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.745400][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.745766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.746035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.746093][ T32] r5:8551538c r4:85515000 ** 1 printk messages dropped ** [ 1337.746215][ T32] r7:ddde2d80 r6:83018200 r5:8551538c r4:848d6580 ** 2 printk messages dropped ** [ 1337.746350][ T32] r4:848d6580 ** 5 printk messages dropped ** [ 1337.746571][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.747085][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.747366][ T32] 5d20: d56c7000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1337.747690][ T32] r4:dff95dc0 ** 4 printk messages dropped ** [ 1337.747886][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1337.769370][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.769650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.769902][ T32] task:kworker/0:517 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.770417][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.770631][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.770868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.770935][ T32] r5:8458a78c r4:8458a400 ** 3 printk messages dropped ** [ 1337.771078][ T32] r10:61c88647 r9:85541800 r8:8512272c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1337.771248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.772057][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.772213][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.772358][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 8 printk messages dropped ** [ 1337.772694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 9 printk messages dropped ** [ 1337.773040][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 4 printk messages dropped ** [ 1337.773214][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 7 printk messages dropped ** [ 1337.773449][ T32] r4:848b22c0 [ 1337.773489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.773519][ T32] INFO: task kworker/0:518:4922 blocked for more than 464 seconds. [ 1337.773568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.773597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.773619][ T32] task:kworker/0:518 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.773665][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.773706][ T32] Call trace: [ 1337.773736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.773785][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:85543000 [ 1337.773808][ T32] r4:85543000 [ 1337.773828][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.773872][ T32] r5:85543000 r4:8291a680 [ 1337.773892][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.773953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.774001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1337.774025][ T32] r4:00000000 [ 1337.774053][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.774094][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.774158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.774201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d87c0 [ 1337.774245][ T32] r4:00000000 [ 1337.774269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.774315][ T32] r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1337.774344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.774387][ T32] r5:00001000 r4:eb497000 [ 1337.774407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.774448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.774491][ T32] r5:85493f8c r4:85493c00 [ 1337.774531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.774613][ T32] r7:dddced80 r6:83018000 r5:85493f8c r4:85122600 [ 1337.774646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.774716][ T32] r10:61c88647 r9:85543000 r8:8512262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.774742][ T32] r4:85122600 [ 1337.774762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.774808][ T32] r10:00000000 r9:85122600 r8:80287e08 r7:eb4a1e60 r6:848d6700 r5:85543000 [ 1337.774830][ T32] r4:00000001 [ 1337.774849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.774884][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1337.774913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.774942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.774968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.774998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.775020][ T32] r4:848d8640 [ 1337.775276][ T32] INFO: task kworker/0:518:4922 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.775308][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.775369][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.775418][ T32] Call trace: [ 1337.775447][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.775500][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.775524][ T32] r4:00000000 [ 1337.775559][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.775602][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.775631][ T32] 5d20: d5cae000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.775661][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.775687][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.775734][ T32] r5:800f0013 r4:80239bb0 [ 1337.775759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.775830][ T32] r4:82ac21e4 [ 1337.775855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.775901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.775925][ T32] r4:dff95dc0 [ 1337.775945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.776007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.776033][ T32] r4:00000000 [ 1337.776053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.776119][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.776153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.776498][ T32] r4:8484f600 ** 7 printk messages dropped ** [ 1337.776761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1337.777349][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1337.777850][ T32] r5:8551578c r4:85515400 ** 6 printk messages dropped ** [ 1337.798600][ T32] r10:00000000 r9:848d6780 r8:80287e08 r7:eb481e60 r6:848d6880 r5:85543c00 ** 17 printk messages dropped ** [ 1337.799742][ T32] 5d20: d5edf000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 19 printk messages dropped ** [ 1337.800450][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 12 printk messages dropped ** [ 1337.800894][ T32] r4:848b22c0 [ 1337.800916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.800945][ T32] INFO: task kworker/1:380:4928 blocked for more than 464 seconds. [ 1337.800978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.801004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.801025][ T32] task:kworker/1:380 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.801071][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.801116][ T32] Call trace: [ 1337.801157][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.801209][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000013 r6:eb4c1d8c r5:85544800 [ 1337.801232][ T32] r4:85544800 [ 1337.801252][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.801295][ T32] r5:85544800 r4:8291a680 [ 1337.801336][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.801381][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.801434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1337.801460][ T32] r4:00000000 [ 1337.801480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.801517][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.801553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.801595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dd180 [ 1337.801638][ T32] r4:00000000 [ 1337.801683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.801734][ T32] r9:83018205 r8:85544800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1337.801756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.801808][ T32] r5:00001000 r4:eb4e3000 [ 1337.801831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.801872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.801915][ T32] r5:8551638c r4:85516000 [ 1337.801935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.801984][ T32] r7:ddde2d80 r6:83018200 r5:8551638c r4:848d6900 [ 1337.802005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.802054][ T32] r10:61c88647 r9:85544800 r8:848d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.802079][ T32] r4:848d6900 [ 1337.802099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.802180][ T32] r10:00000000 r9:848d6900 r8:80287e08 r7:eb481e60 r6:848d6a00 r5:85544800 [ 1337.802203][ T32] r4:00000001 [ 1337.802242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.802281][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1337.802308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.802344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.802374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.802404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.802427][ T32] r4:848cfcc0 [ 1337.802717][ T32] INFO: task kworker/1:380:4928 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.802772][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.802863][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.803167][ T32] 5d20: d5edf000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 19 printk messages dropped ** [ 1337.803927][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 14 printk messages dropped ** [ 1337.804408][ T32] INFO: task kworker/0:519:4930 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1337.804931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 ** 12 printk messages dropped ** [ 1337.805427][ T32] r5:8549e38c r4:8549e000 ** 1 printk messages dropped ** [ 1337.805516][ T32] r7:dddced80 r6:83018000 r5:8549e38c r4:85122680 [ 1337.805557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.805609][ T32] r10:61c88647 r9:85545400 r8:851226ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.805652][ T32] r4:85122680 [ 1337.805693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.805743][ T32] r10:00000000 r9:85122680 r8:80287e08 r7:eb4a1e60 r6:848d6800 r5:85545400 [ 1337.805766][ T32] r4:00000001 [ 1337.805788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.805825][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1337.805852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.805882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.805909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.805939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.805961][ T32] r4:848d8840 [ 1337.806245][ T32] INFO: task kworker/0:519:4930 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.806282][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.806365][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.806435][ T32] Call trace: [ 1337.806476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.806532][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.806587][ T32] r4:00000000 [ 1337.806611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1337.806872][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1337.807267][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 14 printk messages dropped ** [ 1337.807818][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 11 printk messages dropped ** [ 1337.832731][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.833052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 ** 12 printk messages dropped ** [ 1337.833619][ T32] r5:8549c38c r4:8549c000 ** 3 printk messages dropped ** [ 1337.833870][ T32] r10:61c88647 r9:85546000 r8:851228ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.834787][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.835627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 13 printk messages dropped ** [ 1337.836176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.836226][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.836250][ T32] r4:00000001 [ 1337.836269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.836305][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.836347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.836380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.836430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.836464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.836487][ T32] r4:848b22c0 [ 1337.836508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.836555][ T32] INFO: task kworker/1:381:4933 blocked for more than 464 seconds. [ 1337.836596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.836621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.836642][ T32] task:kworker/1:381 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.836688][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.836729][ T32] Call trace: [ 1337.836769][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.836826][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:85542400 [ 1337.836849][ T32] r4:85542400 [ 1337.836871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.836924][ T32] r5:85542400 r4:8291a680 [ 1337.836948][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.836988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.837166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.837581][ T32] r5:85515f8c r4:85515c00 ** 3 printk messages dropped ** [ 1337.837737][ T32] r10:61c88647 r9:85542400 r8:848d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1337.855006][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.855444][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1337.855965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1337.856547][ T32] r4:848b22c0 ** 6 printk messages dropped ** [ 1337.856783][ T32] Call trace: ** 11 printk messages dropped ** [ 1337.857228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.857577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.857620][ T32] r5:8551678c r4:85516400 [ 1337.857649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.857701][ T32] r7:ddde2d80 r6:83018200 r5:8551678c r4:848d6b00 [ 1337.857724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.857772][ T32] r10:61c88647 r9:85546c00 r8:848d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.857795][ T32] r4:848d6b00 [ 1337.857815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.857863][ T32] r10:00000000 r9:848d6b00 r8:80287e08 r7:eb4c1e60 r6:848d6b80 r5:85546c00 [ 1337.857886][ T32] r4:00000001 [ 1337.857933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.870666][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1337.870729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.870772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.870812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.870850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.870884][ T32] r4:851e9e00 [ 1337.871284][ T32] INFO: task kworker/1:382:4934 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.871325][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.871406][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.871474][ T32] Call trace: [ 1337.871525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.871587][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1337.871621][ T32] r4:00000000 [ 1337.871645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.871696][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.871734][ T32] 5d20: d6b07000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.871766][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.871834][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.871865][ T32] r5:800f0013 r4:80239bb0 [ 1337.871908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1337.872281][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 12 printk messages dropped ** [ 1337.872816][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.873099][ T32] INFO: task kworker/1:383:4937 blocked for more than 464 seconds. ** 14 printk messages dropped ** [ 1337.873788][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.874478][ T32] r5:85516f8c r4:85516c00 ** 7 printk messages dropped ** [ 1337.874837][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.875609][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.875858][ T32] r4:00000000 [ 1337.875901][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.875963][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1337.876001][ T32] 5d20: d6b07000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1337.876033][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1337.876069][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.876142][ T32] r5:800f0013 r4:80239bb0 [ 1337.876193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.876244][ T32] r4:82ac21e4 [ 1337.876265][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.876308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1337.876338][ T32] r4:dff95dc0 [ 1337.876358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.876401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.876423][ T32] r4:00000000 [ 1337.876445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.876489][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.876511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.876553][ T32] r5:00001000 r4:dfdad000 [ 1337.876573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.876614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.876656][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1337.876820][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1337.877374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1337.877782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.877826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1337.877848][ T32] r4:00000000 [ 1337.877868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.877902][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.877994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.892337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dd500 [ 1337.892387][ T32] r4:00000000 [ 1337.892460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.892532][ T32] r9:83018205 r8:85548c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1337.892568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.892781][ T32] r5:85516b8c r4:85516800 ** 4 printk messages dropped ** [ 1337.892943][ T32] r4:848d6e00 ** 7 printk messages dropped ** [ 1337.893305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1337.894469][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1337.894798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1337.895386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.895530][ T32] INFO: task kworker/1:385:4941 blocked for more than 464 seconds. [ 1337.895588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.895617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.895659][ T32] task:kworker/1:385 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.895731][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.895810][ T32] Call trace: [ 1337.895868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.895967][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000113 r6:eb50dd8c r5:8554a400 [ 1337.895999][ T32] r4:8554a400 [ 1337.896020][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.896118][ T32] r5:8554a400 r4:8291a680 [ 1337.896164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.896207][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.896272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1337.896327][ T32] r4:00000000 [ 1337.896350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.896407][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.896446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.896489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dda80 [ 1337.896514][ T32] r4:00000000 [ 1337.896534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.896580][ T32] r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 ** 4 printk messages dropped ** [ 1337.896781][ T32] r5:8551738c r4:85517000 ** 1 printk messages dropped ** [ 1337.896853][ T32] r7:ddde2d80 r6:83018200 r5:8551738c r4:848d7000 ** 1 printk messages dropped ** [ 1337.896921][ T32] r10:61c88647 r9:8554a400 r8:848d702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.896945][ T32] r4:848d7000 [ 1337.896964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.897029][ T32] r10:00000000 r9:848d7000 r8:80287e08 r7:eb4f1e60 r6:848d7080 r5:8554a400 [ 1337.897055][ T32] r4:00000001 [ 1337.897075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.897124][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1337.897154][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.897184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.897211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.897241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.897282][ T32] r4:848dd700 [ 1337.897556][ T32] INFO: task kworker/1:385:4941 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.897590][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.914518][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1337.914857][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1337.915561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.916313][ T32] r5:85548000 r4:8291a680 ** 6 printk messages dropped ** [ 1337.916582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.917037][ T32] r5:8549c78c r4:8549c400 ** 1 printk messages dropped ** [ 1337.917125][ T32] r7:dddced80 r6:83018000 r5:8549c78c r4:85122780 ** 10 printk messages dropped ** [ 1337.917517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.933116][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1337.933559][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1337.934279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.934429][ T32] INFO: task kworker/1:386:4945 blocked for more than 464 seconds. [ 1337.934467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.934514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.934540][ T32] task:kworker/1:386 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.934612][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.934681][ T32] Call trace: [ 1337.934724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.934798][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:8554b000 [ 1337.934826][ T32] r4:8554b000 [ 1337.934847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.934912][ T32] r5:8554b000 r4:8291a680 [ 1337.934937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.934978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.935022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1337.935045][ T32] r4:00000000 [ 1337.935102][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.935141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.935178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.935220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027080 [ 1337.935297][ T32] r4:00000000 [ 1337.935325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.935733][ T32] r5:85517b8c r4:85517800 ** 1 printk messages dropped ** [ 1337.935884][ T32] r7:ddde2d80 r6:83018200 r5:85517b8c r4:848d7180 ** 12 printk messages dropped ** [ 1337.936413][ T32] r4:848dda40 ** 5 printk messages dropped ** [ 1337.937143][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 8 printk messages dropped ** [ 1337.937493][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.937596][ T32] r4:dff95dc0 [ 1337.937635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.937681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1337.937704][ T32] r4:00000000 [ 1337.937725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.937770][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.937793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.937836][ T32] r5:00001000 r4:dfdad000 [ 1337.937857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.952554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.952685][ T32] r5:848f3f8c r4:848f3c00 [ 1337.952710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.952763][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1337.952785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.952834][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.952976][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.953314][ T32] INFO: task kworker/1:387:4946 blocked for more than 464 seconds. ** 13 printk messages dropped ** [ 1337.954076][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1337.954721][ T32] r5:8551778c r4:85517400 [ 1337.954751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.955079][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.955994][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 16 printk messages dropped ** [ 1337.956729][ T32] r5:848f3f8c r4:848f3c00 ** 6 printk messages dropped ** [ 1337.957034][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1337.957086][ T32] r4:00000001 [ 1337.957108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.957144][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1337.957188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.957239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.957274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.957305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.957333][ T32] r4:848b22c0 [ 1337.957355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.957381][ T32] INFO: task kworker/1:388:4948 blocked for more than 464 seconds. [ 1337.957441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.957497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.957544][ T32] task:kworker/1:388 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.957594][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.957636][ T32] Call trace: [ 1337.957666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.957716][ T32] r10:8291a684 r9:eb531d84 r8:00000002 r7:60000113 r6:eb531d8c r5:8554d400 [ 1337.957739][ T32] r4:8554d400 [ 1337.957759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.957802][ T32] r5:8554d400 r4:8291a680 [ 1337.957822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.957871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.957998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1337.974470][ T32] r4:00000000 [ 1337.974516][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.974577][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.974642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.974692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027200 [ 1337.974737][ T32] r4:00000000 [ 1337.974761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.974811][ T32] r9:83018205 r8:8554d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1337.974853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.974904][ T32] r5:00001000 r4:eb54f000 [ 1337.974944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.974999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.975053][ T32] r5:85517f8c r4:85517c00 [ 1337.975080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.975131][ T32] r7:ddde2d80 r6:83018200 r5:85517f8c r4:848d7380 [ 1337.975153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.975212][ T32] r10:61c88647 r9:8554d400 r8:848d73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.975238][ T32] r4:848d7380 [ 1337.975258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.975307][ T32] r10:00000000 r9:848d7380 r8:80287e08 r7:eb51de60 r6:848d7500 r5:8554d400 [ 1337.975334][ T32] r4:00000001 [ 1337.975389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.975434][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1337.975466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.975495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.975544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.976260][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1337.976842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 ** 17 printk messages dropped ** [ 1337.977522][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 13 printk messages dropped ** [ 1337.988479][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1337.989005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d8d40 ** 11 printk messages dropped ** [ 1337.989477][ T32] r10:61c88647 r9:8554e000 r8:851229ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1337.990379][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1337.991097][ T32] r4:dff95dc0 ** 8 printk messages dropped ** [ 1337.991533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1337.992025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.992201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.992235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.992266][ T32] r4:848b22c0 [ 1337.992312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.992350][ T32] INFO: task kworker/0:523:4952 blocked for more than 464 seconds. [ 1337.992385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.992411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.992433][ T32] task:kworker/0:523 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.992479][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.992568][ T32] Call trace: [ 1337.992601][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.992652][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:8554ec00 [ 1337.992676][ T32] r4:8554ec00 [ 1337.992696][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.992739][ T32] r5:8554ec00 r4:8291a680 [ 1337.992759][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.992798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.992852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1337.992878][ T32] r4:00000000 [ 1337.992899][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.992935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.992979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.993035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d8840 [ 1337.993061][ T32] r4:00000000 [ 1337.993097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.993146][ T32] r9:83018005 r8:8554ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1337.993169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.993247][ T32] r5:00001000 r4:eaabb000 [ 1337.993270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.993319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.993370][ T32] r5:8549d38c r4:8549d000 [ 1337.993392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.993448][ T32] r7:dddced80 r6:83018000 r5:8549d38c r4:85122a00 [ 1337.993473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.993522][ T32] r10:61c88647 r9:8554ec00 r8:85122a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.993544][ T32] r4:85122a00 [ 1337.993564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.993610][ T32] r10:00000000 r9:85122a00 r8:80287e08 r7:eb4d1e60 r6:848d7480 r5:8554ec00 [ 1337.993633][ T32] r4:00000001 [ 1337.993652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.993706][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1337.993737][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.994240][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.994712][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.994893][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.995246][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 7 printk messages dropped ** [ 1337.995498][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 11 printk messages dropped ** [ 1337.995880][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.996166][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.996233][ T32] r4:00000000 [ 1337.996253][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.996287][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.996326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.996401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850271c0 [ 1337.996446][ T32] r4:00000000 [ 1337.996496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.996545][ T32] r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1337.996568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.996620][ T32] r5:00001000 r4:e06fb000 [ 1337.996661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.996705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.996748][ T32] r5:8552478c r4:85524400 [ 1337.996768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.996816][ T32] r7:ddde2d80 r6:83018200 r5:8552478c r4:848d7580 [ 1337.996856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.996907][ T32] r10:61c88647 r9:85549800 r8:848d75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.996930][ T32] r4:848d7580 [ 1337.996949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.996995][ T32] r10:00000000 r9:848d7580 r8:80287e08 r7:eb531e60 r6:848d7680 r5:85549800 [ 1337.997037][ T32] r4:00000001 [ 1337.997060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.997098][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1337.997125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.997174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.997204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.997249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.997274][ T32] r4:85027400 [ 1337.997534][ T32] INFO: task kworker/1:389:4958 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1337.997567][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.997622][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.997799][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.020306][ T32] r4:dff95dc0 ** 9 printk messages dropped ** [ 1338.020726][ T32] r5:848f3f8c r4:848f3c00 ** 9 printk messages dropped ** [ 1338.021146][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 8 printk messages dropped ** [ 1338.021627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1338.022432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027380 ** 11 printk messages dropped ** [ 1338.022898][ T32] r10:61c88647 r9:8554c800 r8:848d772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.023281][ T32] r4:85027400 ** 5 printk messages dropped ** [ 1338.024158][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 4 printk messages dropped ** [ 1338.024479][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.024590][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.024672][ T32] r5:800f0013 r4:80239bb0 [ 1338.024698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.024740][ T32] r4:82ac21e4 [ 1338.024760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.024804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.024852][ T32] r4:dff95dc0 [ 1338.024884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.024929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.024980][ T32] r4:00000000 [ 1338.025005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.025055][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.025079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.025129][ T32] r5:00001000 r4:dfdad000 [ 1338.025150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.025191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.025276][ T32] r5:848f3f8c r4:848f3c00 [ 1338.025326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.025385][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.025409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.025459][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.025482][ T32] r4:8484f600 [ 1338.025501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.025551][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.025575][ T32] r4:00000001 [ 1338.025595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.025632][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.025660][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.026169][ T32] Call trace: ** 11 printk messages dropped ** [ 1338.026666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.027027][ T32] r5:85524b8c r4:85524800 ** 8 printk messages dropped ** [ 1338.027492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1338.049788][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1338.050505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1338.051270][ T32] INFO: task kworker/1:392:4962 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1338.051865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 ** 12 printk messages dropped ** [ 1338.052523][ T32] r5:854c138c r4:854c1000 ** 1 printk messages dropped ** [ 1338.052592][ T32] r7:ddde2d80 r6:83018200 r5:854c138c r4:848d7880 [ 1338.052613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.052660][ T32] r10:61c88647 r9:85550000 r8:848d78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.052683][ T32] r4:848d7880 [ 1338.052703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.052749][ T32] r10:00000000 r9:848d7880 r8:80287e08 r7:eb2f1e60 r6:848d7900 r5:85550000 [ 1338.052797][ T32] r4:00000001 [ 1338.052872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.052919][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1338.052947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.052978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.053005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.053046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.053095][ T32] r4:85027400 [ 1338.053498][ T32] INFO: task kworker/1:392:4962 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.053559][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.053656][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.053731][ T32] Call trace: [ 1338.053765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.053818][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.053843][ T32] r4:00000000 [ 1338.053864][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.053903][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.053965][ T32] 5d20: d8449000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.054036][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.054096][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.054166][ T32] r5:800f0013 r4:80239bb0 [ 1338.054192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.054234][ T32] r4:82ac21e4 [ 1338.054307][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.054822][ T32] r5:848f3f8c r4:848f3c00 ** 9 printk messages dropped ** [ 1338.055218][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 11 printk messages dropped ** [ 1338.055776][ T32] Call trace: ** 8 printk messages dropped ** [ 1338.056261][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.056568][ T32] r9:83018205 r8:85550c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 1338.056962][ T32] r10:61c88647 r9:85550c00 r8:848d79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.057380][ T32] r4:85027400 [ 1338.057641][ T32] INFO: task kworker/1:393:4963 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.057726][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.057808][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.057884][ T32] Call trace: [ 1338.081118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.081242][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.081275][ T32] r4:00000000 [ 1338.081352][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.081424][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.081508][ T32] 5d20: d8872000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.081545][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.081572][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.081598][ T32] r5:800f0013 r4:80239bb0 [ 1338.081670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.081720][ T32] r4:82ac21e4 [ 1338.081768][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.081817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.081841][ T32] r4:dff95dc0 [ 1338.081862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.081906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.081957][ T32] r4:00000000 [ 1338.082007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.082060][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.082124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.082217][ T32] r5:00001000 r4:dfdad000 [ 1338.082243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.082287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.082332][ T32] r5:848f3f8c r4:848f3c00 ** 3 printk messages dropped ** [ 1338.082474][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1338.083362][ T32] Call trace: ** 10 printk messages dropped ** [ 1338.083872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.084272][ T32] r5:8549d78c r4:8549d400 ** 4 printk messages dropped ** [ 1338.084440][ T32] r4:85122a80 ** 7 printk messages dropped ** [ 1338.084672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1338.085917][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.085983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.086036][ T32] r4:dff95dc0 [ 1338.086059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.086133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.086220][ T32] r4:00000000 [ 1338.086272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.086325][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.086380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.086427][ T32] r5:00001000 r4:dfdad000 [ 1338.086449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.086515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.086640][ T32] r5:848f3f8c r4:848f3c00 [ 1338.086689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.086743][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.086765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.086841][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.086867][ T32] r4:8484f600 [ 1338.086915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.086978][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.087031][ T32] r4:00000001 [ 1338.087054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.087096][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.087124][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.087575][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1338.105606][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.106137][ T32] r5:8549db8c r4:8549d800 ** 7 printk messages dropped ** [ 1338.106466][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.107475][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.121221][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1338.121823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1338.122512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1338.123661][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.123969][ T32] r5:00001000 r4:eaf33000 ** 6 printk messages dropped ** [ 1338.124262][ T32] r10:61c88647 r9:85553000 r8:85122bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1338.124433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.124469][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1338.124523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.124588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.124633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.124666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.124718][ T32] r4:848da080 [ 1338.125147][ T32] INFO: task kworker/0:526:4969 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.125192][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.125250][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.125348][ T32] Call trace: [ 1338.125442][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.125506][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.125558][ T32] r4:00000000 [ 1338.125583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.125624][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.125653][ T32] 5d20: d8e2c000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.125683][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.125710][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.125735][ T32] r5:800f0013 r4:80239bb0 [ 1338.125810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.125854][ T32] r4:82ac21e4 [ 1338.125902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.126055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.126095][ T32] r4:dff95dc0 [ 1338.126132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.126177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.126213][ T32] r4:00000000 [ 1338.126236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.126410][ T32] r5:00001000 r4:dfdad000 ** 9 printk messages dropped ** [ 1338.126914][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 17 printk messages dropped ** [ 1338.142363][ T32] r4:85553c00 ** 7 printk messages dropped ** [ 1338.143008][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.143526][ T32] r5:8549eb8c r4:8549e800 ** 4 printk messages dropped ** [ 1338.143703][ T32] r4:85122c00 ** 2 printk messages dropped ** [ 1338.143913][ T32] r4:00000001 [ 1338.143933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.143974][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1338.144034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.144068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.144101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.144132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.144186][ T32] r4:848da080 [ 1338.144623][ T32] INFO: task kworker/0:527:4972 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.144663][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.144790][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.144861][ T32] Call trace: [ 1338.144895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.144969][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.145021][ T32] r4:00000000 [ 1338.145045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.145092][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.145123][ T32] 5d20: d8fbb000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.145153][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.145210][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.145239][ T32] r5:800f0013 r4:80239bb0 [ 1338.145285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.145331][ T32] r4:82ac21e4 [ 1338.145358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.145406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.145429][ T32] r4:dff95dc0 [ 1338.145449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.145492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.145516][ T32] r4:00000000 [ 1338.145537][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.145583][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.145606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.145650][ T32] r5:00001000 r4:dfdad000 [ 1338.145671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.145899][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 2 printk messages dropped ** [ 1338.146049][ T32] r4:8484f600 [ 1338.146072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.146162][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.146210][ T32] r4:00000001 [ 1338.146261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.146303][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.146331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.146365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.146393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.146423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.146447][ T32] r4:848b22c0 [ 1338.146468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.146509][ T32] INFO: task kworker/0:528:4974 blocked for more than 464 seconds. [ 1338.146545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.146570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.146592][ T32] task:kworker/0:528 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.146639][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.146712][ T32] Call trace: [ 1338.146794][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.146847][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:85554800 ** 9 printk messages dropped ** [ 1338.147249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.147631][ T32] r5:8549e78c r4:8549e400 ** 1 printk messages dropped ** [ 1338.147729][ T32] r7:dddced80 r6:83018000 r5:8549e78c r4:85122c80 [ 1338.147754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.147804][ T32] r10:61c88647 r9:85554800 r8:85122cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.147829][ T32] r4:85122c80 [ 1338.147874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.166006][ T32] r10:00000000 r9:85122c80 r8:80287e08 r7:eb56de60 r6:848d7c80 r5:85554800 [ 1338.166131][ T32] r4:00000001 [ 1338.166171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.166251][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1338.166290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.166485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.166518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.166551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.166576][ T32] r4:848da280 [ 1338.166979][ T32] INFO: task kworker/0:528:4974 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.167041][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.167708][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 15 printk messages dropped ** [ 1338.173278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1338.173804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1338.174358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1338.174962][ T32] r5:8549ef8c r4:8549ec00 ** 3 printk messages dropped ** [ 1338.175139][ T32] r10:61c88647 r9:85555400 r8:85122d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1338.175918][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.176034][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.176181][ T32] Call trace: [ 1338.176213][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.176266][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.176291][ T32] r4:00000000 [ 1338.176337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.176381][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.176437][ T32] 5d20: d940d000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.176470][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.176498][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.176524][ T32] r5:800f0013 r4:80239bb0 [ 1338.176545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.176585][ T32] r4:82ac21e4 [ 1338.176657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.176707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.176730][ T32] r4:dff95dc0 [ 1338.176750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.176792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.176815][ T32] r4:00000000 [ 1338.176835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.176918][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.176957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.177004][ T32] r5:00001000 r4:dfdad000 [ 1338.177025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.177123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.177171][ T32] r5:848f3f8c r4:848f3c00 [ 1338.177193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.177242][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.177264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.177313][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.177335][ T32] r4:8484f600 [ 1338.177355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.177402][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.177426][ T32] r4:00000001 [ 1338.177471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.177512][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.177566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.177599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.177628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.177660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.177683][ T32] r4:848b22c0 [ 1338.177704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.177729][ T32] INFO: task kworker/0:530:4979 blocked for more than 464 seconds. [ 1338.177757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.177781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.177802][ T32] task:kworker/0:530 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.177906][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.195364][ T32] Call trace: [ 1338.195418][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.195495][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:85558000 [ 1338.195522][ T32] r4:85558000 [ 1338.195570][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.195620][ T32] r5:85558000 r4:8291a680 [ 1338.195683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.195729][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.195774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1338.195797][ T32] r4:00000000 [ 1338.195895][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.195935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.195975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.196018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848da6c0 [ 1338.196042][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.196152][ T32] r9:83018005 r8:85558000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 8 printk messages dropped ** [ 1338.196674][ T32] r10:61c88647 r9:85558000 r8:8512292c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1338.196799][ T32] r10:00000000 r9:85122900 r8:80287e08 r7:eb57de60 r6:848d7d80 r5:85558000 [ 1338.196825][ T32] r4:00000001 [ 1338.196871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.196940][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1338.196975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.197026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.197114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.197151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.197176][ T32] r4:848da5c0 [ 1338.197571][ T32] INFO: task kworker/0:530:4979 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.197606][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.197701][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.197830][ T32] Call trace: [ 1338.197893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.204746][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.204844][ T32] r4:00000000 [ 1338.204903][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.205307][ T32] r4:dff95dc0 [ 1338.205331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.205392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.205441][ T32] r4:00000000 [ 1338.205465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.205519][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.205544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1338.206223][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 13 printk messages dropped ** [ 1338.206769][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:85558c00 ** 18 printk messages dropped ** [ 1338.207687][ T32] r5:854a438c r4:854a4000 ** 3 printk messages dropped ** [ 1338.207893][ T32] r10:61c88647 r9:85558c00 r8:85122b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.220715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.221384][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.221571][ T32] r4:00000000 [ 1338.221592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.221631][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.221661][ T32] 5d20: d9b39000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.221707][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.221772][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.221827][ T32] r5:800f0013 r4:80239bb0 [ 1338.221852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.221898][ T32] r4:82ac21e4 [ 1338.221921][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.221966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.222001][ T32] r4:dff95dc0 [ 1338.222026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.222072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.222127][ T32] r4:00000000 [ 1338.222164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.222280][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1338.222773][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 24 printk messages dropped ** [ 1338.223953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1338.224450][ T32] r5:8549f78c r4:8549f400 [ 1338.224481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.224532][ T32] r7:dddced80 r6:83018000 r5:8549f78c r4:85122e80 [ 1338.224555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.224604][ T32] r10:61c88647 r9:85559800 r8:85122eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.224627][ T32] r4:85122e80 [ 1338.224647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.225044][ T32] r4:848da600 ** 11 printk messages dropped ** [ 1338.225965][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 18 printk messages dropped ** [ 1338.226704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1338.227718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.248956][ T32] r5:8549fb8c r4:8549f800 [ 1338.248982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.249042][ T32] r7:dddced80 r6:83018000 r5:8549fb8c r4:85122d80 [ 1338.249069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.249136][ T32] r10:61c88647 r9:8483d400 r8:85122dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.249218][ T32] r4:85122d80 [ 1338.249246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.249307][ T32] r10:00000000 r9:85122d80 r8:80287e08 r7:eb589e60 r6:85122f80 r5:8483d400 [ 1338.249335][ T32] r4:00000001 [ 1338.249363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.249409][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1338.249519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.249581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.249630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.249672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.249727][ T32] r4:848da740 [ 1338.250144][ T32] INFO: task kworker/0:533:4983 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.250185][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1338.250941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 7 printk messages dropped ** [ 1338.251394][ T32] r5:848f3f8c r4:848f3c00 [ 1338.251419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.251470][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.251522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.251577][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.251601][ T32] r4:8484f600 [ 1338.251621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.251670][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 16 printk messages dropped ** [ 1338.252421][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:8483a400 ** 18 printk messages dropped ** [ 1338.253343][ T32] r5:8549ff8c r4:8549fc00 ** 3 printk messages dropped ** [ 1338.253546][ T32] r10:61c88647 r9:8483a400 r8:851f4eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1338.254996][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 15 printk messages dropped ** [ 1338.255852][ T32] r5:00001000 r4:dfdad000 ** 14 printk messages dropped ** [ 1338.256486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1338.257525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dac80 [ 1338.257549][ T32] r4:00000000 [ 1338.257587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.257637][ T32] r9:83018005 r8:8483ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1338.257659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.257702][ T32] r5:00001000 r4:eb041000 [ 1338.257748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.257792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.257848][ T32] r5:8458ab8c r4:8458a800 [ 1338.257897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.275040][ T32] r7:dddced80 r6:83018000 r5:8458ab8c r4:85066000 [ 1338.275151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.275227][ T32] r10:61c88647 r9:8483ec00 r8:8506602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.275282][ T32] r4:85066000 [ 1338.275308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.275378][ T32] r10:00000000 r9:85066000 r8:80287e08 r7:eb589e60 r6:85066080 r5:8483ec00 [ 1338.275408][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.275558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1338.276703][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1338.277301][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 14 printk messages dropped ** [ 1338.290863][ T32] INFO: task kworker/0:536:4990 blocked for more than 464 seconds. ** 14 printk messages dropped ** [ 1338.291655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1338.291957][ T32] r9:83018005 r8:85419800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1338.291981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.292025][ T32] r5:00001000 r4:eb089000 [ 1338.292072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.292170][ T32] r5:854a478c r4:854a4400 ** 3 printk messages dropped ** [ 1338.292332][ T32] r10:61c88647 r9:85419800 r8:8506612c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1338.293411][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1338.293940][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1338.294659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 19 printk messages dropped ** [ 1338.295438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 18 printk messages dropped ** [ 1338.296650][ T32] r7:dddced80 r6:83018000 r5:854a4b8c r4:85066180 ** 15 printk messages dropped ** [ 1338.297522][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.297824][ T32] r4:00000000 [ 1338.297897][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.297989][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.315253][ T32] 5d20: da372000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.315311][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.315357][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.315427][ T32] r5:800f0013 r4:80239bb0 [ 1338.315468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.315526][ T32] r4:82ac21e4 [ 1338.315548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.315595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.315620][ T32] r4:dff95dc0 [ 1338.315640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.315685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.315709][ T32] r4:00000000 [ 1338.315742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.315796][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.315871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.315922][ T32] r5:00001000 r4:dfdad000 [ 1338.315998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.316056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.316670][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 21 printk messages dropped ** [ 1338.317628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.331143][ T32] r5:854a4f8c r4:854a4c00 ** 10 printk messages dropped ** [ 1338.331629][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 24 printk messages dropped ** [ 1338.333387][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1338.334018][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 5 printk messages dropped ** [ 1338.334232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.334278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.334306][ T32] r4:848b22c0 [ 1338.334328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.334376][ T32] INFO: task kworker/0:539:4997 blocked for more than 464 seconds. [ 1338.334414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.334452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.334477][ T32] task:kworker/0:539 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.334589][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.334658][ T32] Call trace: [ 1338.334692][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.334742][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:85448c00 [ 1338.334767][ T32] r4:85448c00 [ 1338.334788][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.334832][ T32] r5:85448c00 r4:8291a680 ** 3 printk messages dropped ** [ 1338.334957][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.335442][ T32] r5:854a538c r4:854a5000 ** 1 printk messages dropped ** [ 1338.335511][ T32] r7:dddced80 r6:83018000 r5:854a538c r4:85066200 ** 15 printk messages dropped ** [ 1338.336457][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1338.337391][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.359437][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1338.360044][ T32] INFO: task kworker/0:540:4998 blocked for more than 464 seconds. [ 1338.360080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.360136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.360163][ T32] task:kworker/0:540 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.360219][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.360267][ T32] Call trace: [ 1338.360300][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1338.360444][ T32] r4:85449800 ** 10 printk messages dropped ** [ 1338.360932][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.361273][ T32] r5:854a5b8c r4:854a5800 ** 4 printk messages dropped ** [ 1338.361483][ T32] r4:85066300 ** 12 printk messages dropped ** [ 1338.362285][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1338.362885][ T32] r4:dff95dc0 ** 15 printk messages dropped ** [ 1338.363580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 22 printk messages dropped ** [ 1338.364663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1338.365683][ T32] r10:61c88647 r9:8544a400 r8:8506662c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1338.366929][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.367016][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.367050][ T32] r4:00000000 [ 1338.367091][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.367229][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.367277][ T32] 5d20: daa73000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.367325][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.367362][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.367389][ T32] r5:800f0013 r4:80239bb0 [ 1338.367437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.367485][ T32] r4:82ac21e4 [ 1338.367536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.367602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.367629][ T32] r4:dff95dc0 [ 1338.367679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.367726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.367780][ T32] r4:00000000 [ 1338.367804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.367852][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.367875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.367970][ T32] r5:00001000 r4:dfdad000 [ 1338.390070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.390433][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 24 printk messages dropped ** [ 1338.391644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1338.392583][ T32] r10:61c88647 r9:8544b000 r8:850666ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1338.392824][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1338.392904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.392938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.392967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.392999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.393023][ T32] r4:85076400 [ 1338.393417][ T32] INFO: task kworker/0:542:5003 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.393452][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.393888][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 20 printk messages dropped ** [ 1338.394795][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 16 printk messages dropped ** [ 1338.395358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 23 printk messages dropped ** [ 1338.396727][ T32] r5:854a5f8c r4:854a5c00 ** 3 printk messages dropped ** [ 1338.396864][ T32] r10:61c88647 r9:8544bc00 r8:850668ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 25 printk messages dropped ** [ 1338.419297][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1338.420318][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 18 printk messages dropped ** [ 1338.421127][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1338.422800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1338.423890][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.424196][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.424239][ T32] r4:00000000 [ 1338.424298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.424342][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.424374][ T32] 5d20: daf60000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.424404][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.424431][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.424466][ T32] r5:800f0013 r4:80239bb0 [ 1338.424495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.424537][ T32] r4:82ac21e4 [ 1338.424557][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.424600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.424641][ T32] r4:dff95dc0 [ 1338.424747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.424794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.424819][ T32] r4:00000000 [ 1338.424876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.424952][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.425003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.425116][ T32] r5:00001000 r4:dfdad000 ** 9 printk messages dropped ** [ 1338.425563][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 21 printk messages dropped ** [ 1338.426473][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1338.427199][ T32] r10:61c88647 r9:8544d400 r8:8506692c r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1338.458348][ T32] 5d20: db933000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1338.458504][ T32] r4:82ac21e4 [ 1338.458525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.458569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.458592][ T32] r4:dff95dc0 [ 1338.458612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.458680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.458707][ T32] r4:00000000 [ 1338.458728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.458776][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.458798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1338.459404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1338.460588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f040 [ 1338.460637][ T32] r4:00000000 [ 1338.460678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.460731][ T32] r9:83018005 r8:8544e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1338.460755][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.460800][ T32] r5:00001000 r4:eb555000 ** 2 printk messages dropped ** [ 1338.460943][ T32] r5:854a778c r4:854a7400 ** 3 printk messages dropped ** [ 1338.461094][ T32] r10:61c88647 r9:8544e000 r8:85066a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 22 printk messages dropped ** [ 1338.462466][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 20 printk messages dropped ** [ 1338.463281][ T32] r4:8484f600 ** 12 printk messages dropped ** [ 1338.463748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1338.464223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.464296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1338.464324][ T32] r4:00000000 [ 1338.464378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.464420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.464469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.464517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85076b80 [ 1338.464542][ T32] r4:00000000 [ 1338.464564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.464611][ T32] r9:83018005 r8:8544ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1338.464784][ T32] r5:854a6f8c r4:854a6c00 ** 3 printk messages dropped ** [ 1338.464956][ T32] r10:61c88647 r9:8544ec00 r8:85066b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1338.465849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1338.466389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 2 printk messages dropped ** [ 1338.466483][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.466506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.466572][ T32] r5:00001000 r4:dfdad000 [ 1338.466606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.466674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.466722][ T32] r5:848f3f8c r4:848f3c00 [ 1338.466744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.466793][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.466817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.466866][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.466889][ T32] r4:8484f600 [ 1338.466909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1338.467037][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 18 printk messages dropped ** [ 1338.467912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1338.490039][ T32] r7:dddced80 r6:83018000 r5:854a738c r4:85066d00 ** 15 printk messages dropped ** [ 1338.491431][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1338.492398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 19 printk messages dropped ** [ 1338.493286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.493944][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.494551][ T32] r5:854a7f8c r4:854a7c00 ** 11 printk messages dropped ** [ 1338.495024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.496118][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.496246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.496300][ T32] r4:dff95dc0 [ 1338.496323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.496368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.496404][ T32] r4:00000000 [ 1338.496427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.496473][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.496498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.496542][ T32] r5:00001000 r4:dfdad000 [ 1338.496564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.496617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.496664][ T32] r5:848f3f8c r4:848f3c00 [ 1338.496684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.496775][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.496829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.496882][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.496905][ T32] r4:8484f600 [ 1338.496946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.497000][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.497024][ T32] r4:00000001 [ 1338.497095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.497136][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.497163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.497192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.497249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.497283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.497767][ T32] r4:84b62400 ** 9 printk messages dropped ** [ 1338.522414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f140 ** 7 printk messages dropped ** [ 1338.522785][ T32] r5:854a7b8c r4:854a7800 ** 3 printk messages dropped ** [ 1338.522961][ T32] r10:61c88647 r9:84b62400 r8:85122e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1338.524312][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 ** 13 printk messages dropped ** [ 1338.524831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 ** 19 printk messages dropped ** [ 1338.525614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.525642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.525671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.525694][ T32] r4:848b22c0 [ 1338.525716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.525745][ T32] INFO: task kworker/0:551:5021 blocked for more than 465 seconds. [ 1338.525780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.525806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.525827][ T32] task:kworker/0:551 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.525930][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.526005][ T32] Call trace: [ 1338.526076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.526167][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:84b63000 [ 1338.526194][ T32] r4:84b63000 [ 1338.526214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.526286][ T32] r5:84b63000 r4:8291a680 [ 1338.526310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.526352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.526396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1338.526419][ T32] r4:00000000 [ 1338.526453][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.526492][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.527008][ T32] r5:854b038c r4:854b0000 ** 9 printk messages dropped ** [ 1338.527418][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) ** 16 printk messages dropped ** [ 1338.547506][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 22 printk messages dropped ** [ 1338.549923][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 21 printk messages dropped ** [ 1338.551376][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1338.552966][ T32] r10:61c88647 r9:84b63c00 r8:8512512c r7:82804d40 r6:dddced80 r5:dddceda0 ** 21 printk messages dropped ** [ 1338.554782][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 ** 24 printk messages dropped ** [ 1338.556643][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.557027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.557151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.557188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.557212][ T32] r4:848b22c0 [ 1338.557234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.557261][ T32] INFO: task kworker/0:553:5025 blocked for more than 465 seconds. [ 1338.557329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.557495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.557703][ T32] task:kworker/0:553 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.579273][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.579477][ T32] Call trace: [ 1338.580237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.580310][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:84b64800 [ 1338.580340][ T32] r4:84b64800 [ 1338.580362][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.580446][ T32] r5:84b64800 r4:8291a680 [ 1338.580473][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.580562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.580671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1338.580785][ T32] r4:00000000 [ 1338.580896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.581015][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.581059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.581663][ T32] r5:00001000 r4:eb603000 ** 2 printk messages dropped ** [ 1338.581957][ T32] r5:854b0b8c r4:854b0800 ** 9 printk messages dropped ** [ 1338.582403][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) ** 14 printk messages dropped ** [ 1338.583470][ T32] 5d20: dd905000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 24 printk messages dropped ** [ 1338.585332][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 10 printk messages dropped ** [ 1338.585682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.585708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.585730][ T32] task:kworker/0:554 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.585822][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.585869][ T32] Call trace: [ 1338.585900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.585949][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:84b65400 [ 1338.585974][ T32] r4:84b65400 [ 1338.585994][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.586087][ T32] r5:84b65400 r4:8291a680 [ 1338.586192][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1338.586877][ T32] r5:854b178c r4:854b1400 ** 3 printk messages dropped ** [ 1338.587020][ T32] r10:61c88647 r9:84b65400 r8:8512522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1338.630635][ T32] 5d20: de145000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 24 printk messages dropped ** [ 1338.632103][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 18 printk messages dropped ** [ 1338.634009][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1338.635168][ T32] r5:854b0f8c r4:854b0c00 ** 6 printk messages dropped ** [ 1338.635582][ T32] r10:00000000 r9:85125300 r8:80287e08 r7:eb60de60 r6:85125580 r5:84b66000 ** 19 printk messages dropped ** [ 1338.637154][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 17 printk messages dropped ** [ 1338.655193][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 18 printk messages dropped ** [ 1338.656113][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1338.657782][ T32] r5:00001000 r4:eb617000 ** 4 printk messages dropped ** [ 1338.671403][ T32] r7:dddced80 r6:83018000 r5:854b138c r4:85125400 [ 1338.671750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.671815][ T32] r10:61c88647 r9:84b66c00 r8:8512542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.671908][ T32] r4:85125400 [ 1338.671937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.672179][ T32] r10:00000000 r9:85125400 r8:80287e08 r7:eb60de60 r6:85125600 r5:84b66c00 [ 1338.672208][ T32] r4:00000001 [ 1338.672231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.672310][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1338.672434][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.672549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.672663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.672910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.672937][ T32] r4:8508fe00 [ 1338.673362][ T32] INFO: task kworker/0:556:5031 is blocked on a mutex likely owned by task kworker/0:153:3669. [ 1338.673401][ T32] task:kworker/0:153 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.673473][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.673522][ T32] Call trace: [ 1338.673672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.674002][ T32] r10:82ac21c4 r9:84995400 r8:80200be4 r7:dff95d5c r6:ffffffff r5:84995400 [ 1338.674031][ T32] r4:00000000 [ 1338.674054][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.674153][ T32] Exception stack(0xdff95d28 to 0xdff95d70) ** 11 printk messages dropped ** [ 1338.674978][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1338.675882][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 23 printk messages dropped ** [ 1338.702212][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.703471][ T32] r5:854b1b8c r4:854b1800 ** 7 printk messages dropped ** [ 1338.704363][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1338.729172][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1338.729759][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.730234][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 [ 1338.730276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.730360][ T32] r10:61c88647 r9:84995400 r8:8484f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.730410][ T32] r4:8484f600 [ 1338.730434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.730485][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 [ 1338.730508][ T32] r4:00000001 [ 1338.730602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.730645][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 1338.730673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.730704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.730733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.730990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.731014][ T32] task:kworker/0:558 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.731122][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.731166][ T32] Call trace: [ 1338.731199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.731249][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:84908000 ** 11 printk messages dropped ** [ 1338.731753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.732155][ T32] r5:854b2f8c r4:854b2c00 ** 8 printk messages dropped ** [ 1338.733118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 23 printk messages dropped ** [ 1338.735207][ T32] r4:dff95dc0 ** 16 printk messages dropped ** [ 1338.736131][ T32] r10:00000000 r9:8484f600 r8:80287e08 r7:dff71e60 r6:8484f380 r5:84995400 ** 21 printk messages dropped ** [ 1338.737292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 20 printk messages dropped ** [ 1338.763347][ T32] r10:00000000 r9:85125780 r8:80287e08 r7:eb629e60 r6:85125800 r5:84908c00 ** 16 printk messages dropped ** [ 1338.764768][ T32] Exception stack(0xdff95d28 to 0xdff95d70) [ 1338.764806][ T32] 5d20: df116000 dfd4b000 00000001 80239b98 7f37d000 00000001 [ 1338.764839][ T32] 5d40: 82ac15a0 7f37d000 dfd4b000 8280c928 82ac21c4 dff95da4 dff95da8 dff95d78 [ 1338.764865][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.764890][ T32] r5:800f0013 r4:80239bb0 [ 1338.764910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.764955][ T32] r4:82ac21e4 [ 1338.765042][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.765097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff95dc0 r5:dff95e08 [ 1338.765138][ T32] r4:dff95dc0 [ 1338.765415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.765463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2300 [ 1338.765488][ T32] r4:00000000 [ 1338.765509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.765558][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.765580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.765624][ T32] r5:00001000 r4:dfdad000 [ 1338.766128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.766334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.790521][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) ** 13 printk messages dropped ** [ 1338.791451][ T32] r10:8291a684 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:84909800 ** 15 printk messages dropped ** [ 1338.792963][ T32] r5:00001000 r4:eb63f000 ** 2 printk messages dropped ** [ 1338.793076][ T32] r5:854b238c r4:854b2000 ** 8 printk messages dropped ** [ 1338.793511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1338.795403][ T32] 5d20: df5c7000 dfd4b000 00000001 80239b98 7f37d000 00000001 ** 19 printk messages dropped ** [ 1338.796574][ T32] r7:dddced80 r6:83018000 r5:848f3f8c r4:8484f600 ** 12 printk messages dropped ** [ 1338.797517][ T32] r4:848b22c0 ** 9 printk messages dropped ** [ 1338.826193][ T32] r4:8490a400 ** 9 printk messages dropped ** [ 1338.826875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518e1c0 ** 3 printk messages dropped ** [ 1338.826995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.827042][ T32] r5:00001000 r4:eb645000 [ 1338.827084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.827131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.827177][ T32] r5:854b278c r4:854b2400 [ 1338.827199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.827331][ T32] r7:dddced80 r6:83018000 r5:854b278c r4:85125980 [ 1338.827360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.827412][ T32] r10:61c88647 r9:8490a400 r8:851259ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.827602][ T32] r4:85125980 [ 1338.827979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.838554][ T32] r10:00000000 r9:85125980 r8:80287e08 r7:eb629e60 r6:85125b00 r5:8490a400 [ 1338.838603][ T32] r4:00000001 [ 1338.838628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.838689][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1338.838721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.838753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.838816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.838889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.838918][ T32] r4:8518e180 [ 1338.839332][ T32] INFO: task kworker/0:561:5040 is blocked on a mutex likely owned by task kworker/0:153:3669. ** 1 printk messages dropped ** [ 1338.839616][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1338.841012][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1338.842026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 22 printk messages dropped ** [ 1338.843107][ T32] Call trace: ** 13 printk messages dropped ** [ 1338.843831][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.844324][ T32] r7:dddced80 r6:83018000 r5:854b2b8c r4:85125b80 ** 15 printk messages dropped ** [ 1338.845303][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1338.846319][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 23 printk messages dropped ** [ 1338.847519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1338.888799][ T32] r4:00000000 [ 1338.888820][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.888858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.888900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.888946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518e600 [ 1338.888970][ T32] r4:00000000 [ 1338.888992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.889043][ T32] r9:83018005 r8:8490bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f10f000 [ 1338.889067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.889124][ T32] r5:00001000 r4:eb667000 [ 1338.889185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.889234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.889282][ T32] r5:854b338c r4:854b3000 [ 1338.889623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.889734][ T32] r7:dddced80 r6:83018000 r5:854b338c r4:85125a00 [ 1338.889761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.889851][ T32] r10:61c88647 r9:8490bc00 r8:85125a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.889878][ T32] r4:85125a00 [ 1338.889900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.889949][ T32] r10:00000000 r9:85125a00 r8:80287e08 r7:eb629e60 r6:85125d80 r5:8490bc00 ** 5 printk messages dropped ** [ 1338.890366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1338.892045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 17 printk messages dropped ** [ 1338.894233][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 13 printk messages dropped ** [ 1338.896159][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000013 r6:eb665d8c r5:8490c800 ** 15 printk messages dropped ** [ 1338.896893][ T32] r5:00001000 r4:eb66d000 [ 1338.896914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.896954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.897624][ T32] r5:854b378c r4:854b3400 [ 1338.897653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.898008][ T32] r7:dddced80 r6:83018000 r5:854b378c r4:85125c00 [ 1338.928937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.929058][ T32] r10:61c88647 r9:8490c800 r8:85125c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.929098][ T32] r4:85125c00 [ 1338.929164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.929225][ T32] r10:00000000 r9:85125c00 r8:80287e08 r7:eb65de60 r6:85125e80 r5:8490c800 [ 1338.929250][ T32] r4:00000001 [ 1338.929315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.929360][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1338.929392][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.930400][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1338.931522][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1338.932097][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1338.932124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.932175][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.932202][ T32] r4:8484f680 [ 1338.932283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.932670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1338.934490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1338.935329][ T32] r10:61c88647 r9:8490d400 r8:85125d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 22 printk messages dropped ** [ 1338.936887][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 22 printk messages dropped ** [ 1338.959107][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 22 printk messages dropped ** [ 1338.960474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 ** 14 printk messages dropped ** [ 1338.961042][ T32] r7:dddced80 r6:83018000 r5:854b3b8c r4:85125e00 ** 15 printk messages dropped ** [ 1338.962147][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1338.962921][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.963378][ T32] r4:8484f680 [ 1338.963398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.963587][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1338.963695][ T32] r4:00000001 [ 1338.963803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.963843][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1338.963908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.963941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.964002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.964036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.964062][ T32] r4:848b22c0 [ 1338.964265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.964296][ T32] INFO: task kworker/0:567:5052 blocked for more than 465 seconds. [ 1338.964325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.964350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.964371][ T32] task:kworker/0:567 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.964719][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.964766][ T32] Call trace: [ 1338.964797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.964845][ T32] r10:8291a684 r9:eb685d84 r8:00000002 r7:60000113 r6:eb685d8c r5:8490ec00 [ 1338.964970][ T32] r4:8490ec00 ** 3 printk messages dropped ** [ 1338.965108][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.966634][ T32] r5:854bc78c r4:854bc400 ** 3 printk messages dropped ** [ 1338.966858][ T32] r10:61c88647 r9:8490ec00 r8:851ee02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1339.001161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1339.002449][ T32] r5:848fc38c r4:848fc000 ** 11 printk messages dropped ** [ 1339.003118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1339.004093][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1339.005015][ T32] r5:854bc38c r4:854bc000 ** 10 printk messages dropped ** [ 1339.005841][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1339.007944][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.031975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.031999][ T32] r4:00000000 [ 1339.032230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.032288][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.032311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.032359][ T32] r5:00001000 r4:dfdc7000 [ 1339.032382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.032424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.032559][ T32] r5:848fc38c r4:848fc000 [ 1339.032668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.032723][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.032780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.032835][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.032900][ T32] r4:8484f680 [ 1339.033011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.033063][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.033094][ T32] r4:00000001 [ 1339.033115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1339.033249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 24 printk messages dropped ** [ 1339.034651][ T32] r9:83018005 r8:8555c800 r7:00000000 r6:83018000 r5:00001000 r4:7f11b000 ** 9 printk messages dropped ** [ 1339.034988][ T32] r4:851ee280 [ 1339.035009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.035066][ T32] r10:00000000 r9:851ee280 r8:80287e08 r7:eb685e60 r6:848d7f00 r5:8555c800 [ 1339.035100][ T32] r4:00000001 [ 1339.035122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.035165][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1339.035196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.035321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.035357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.035394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.036288][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1339.037134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 14 printk messages dropped ** [ 1339.058770][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 17 printk messages dropped ** [ 1339.059975][ T32] r4:8555bc00 ** 7 printk messages dropped ** [ 1339.060693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.061304][ T32] r5:854bcf8c r4:854bcc00 ** 4 printk messages dropped ** [ 1339.061574][ T32] r4:851ee180 ** 9 printk messages dropped ** [ 1339.061944][ T32] r4:848dae80 ** 11 printk messages dropped ** [ 1339.063280][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1339.063790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1339.065143][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1339.065306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.065336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.065360][ T32] task:kworker/0:571 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.065417][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.065530][ T32] Call trace: [ 1339.065599][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.065772][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:8555e000 [ 1339.065865][ T32] r4:8555e000 [ 1339.065890][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.065937][ T32] r5:8555e000 r4:8291a680 [ 1339.065962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.066066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.066148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1339.066175][ T32] r4:00000000 [ 1339.066230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.066273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.066311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.066359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb000 [ 1339.066385][ T32] r4:00000000 [ 1339.066407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.066498][ T32] r9:83018005 r8:8555e000 r7:00000000 r6:83018000 r5:00001000 r4:7f11f000 ** 4 printk messages dropped ** [ 1339.066681][ T32] r5:854bd38c r4:854bd000 [ 1339.066703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.066754][ T32] r7:dddced80 r6:83018000 r5:854bd38c r4:851ee380 [ 1339.066779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.066934][ T32] r10:61c88647 r9:8555e000 r8:851ee3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.066963][ T32] r4:851ee380 [ 1339.066986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.067286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1339.102677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 25 printk messages dropped ** [ 1339.104052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1339.104971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.105759][ T32] r5:854bdf8c r4:854bdc00 [ 1339.105780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.105863][ T32] r7:dddced80 r6:83018000 r5:854bdf8c r4:851ee480 [ 1339.105972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.106068][ T32] r10:61c88647 r9:8555a400 r8:851ee4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.106101][ T32] r4:851ee480 [ 1339.106145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.106193][ T32] r10:00000000 r9:851ee480 r8:80287e08 r7:eb6c9e60 r6:848d6e80 r5:8555a400 [ 1339.106362][ T32] r4:00000001 [ 1339.106387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.106425][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1339.106455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.106484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.107295][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1339.149470][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1339.154165][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.155110][ T32] r4:00000001 [ 1339.155137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.155178][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.155210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.155240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.155707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.155744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.200883][ T32] r4:85580c00 ** 10 printk messages dropped ** [ 1339.202855][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.204375][ T32] r5:854bd78c r4:854bd400 ** 3 printk messages dropped ** [ 1339.205333][ T32] r10:61c88647 r9:85580c00 r8:851ee42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1339.223554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1339.238969][ T32] r5:848fc38c r4:848fc000 ** 11 printk messages dropped ** [ 1339.239367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1339.242227][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1339.243094][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1339.244402][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 24 printk messages dropped ** [ 1339.286360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1339.335339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.335818][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.335939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.335987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb640 [ 1339.336010][ T32] r4:00000000 [ 1339.336031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.336084][ T32] r9:83018005 r8:8555b000 r7:00000000 r6:83018000 r5:00001000 r4:7f127000 [ 1339.336109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.336279][ T32] r5:00001000 r4:eb6ef000 [ 1339.336398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.336444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.336525][ T32] r5:854be38c r4:854be000 [ 1339.336550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.336600][ T32] r7:dddced80 r6:83018000 r5:854be38c r4:851ee500 [ 1339.336725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.336779][ T32] r10:61c88647 r9:8555b000 r8:851ee52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.336802][ T32] r4:851ee500 [ 1339.336823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1339.337868][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 25 printk messages dropped ** [ 1339.357580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1339.370324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1339.371140][ T32] r10:61c88647 r9:8555d400 r8:851ee7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.372038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.373721][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.374412][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1339.376889][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.404803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.405110][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1339.405584][ T32] INFO: task kworker/0:577:5071 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.406194][ T32] r4:85556c00 ** 3 printk messages dropped ** [ 1339.406391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.406875][ T32] r9:83018005 r8:85556c00 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 ** 4 printk messages dropped ** [ 1339.407085][ T32] r5:854be78c r4:854be400 [ 1339.407137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.407220][ T32] r7:dddced80 r6:83018000 r5:854be78c r4:851ee800 [ 1339.407244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407293][ T32] r10:61c88647 r9:85556c00 r8:851ee82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.407316][ T32] r4:851ee800 [ 1339.407339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407386][ T32] r10:00000000 r9:851ee800 r8:80287e08 r7:eb701e60 r6:8528d080 r5:85556c00 [ 1339.407433][ T32] r4:00000001 [ 1339.407456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.407523][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1339.407556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.407619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.407676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.407739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407824][ T32] r4:851fb700 [ 1339.413539][ T32] INFO: task kworker/0:577:5071 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.413672][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.413802][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.413894][ T32] Call trace: [ 1339.413962][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.414055][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.414127][ T32] r4:00000000 [ 1339.414199][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.414246][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.414277][ T32] dd20: 83a03000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.414306][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.414364][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.414393][ T32] r5:800f0013 r4:80239bb0 [ 1339.414444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.414491][ T32] r4:82ac21e4 [ 1339.414512][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.414592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.414619][ T32] r4:dffaddc0 [ 1339.414669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.414755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.414781][ T32] r4:00000000 [ 1339.414801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.414850][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.414896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.414981][ T32] r5:00001000 r4:dfdc7000 [ 1339.415037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.415133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.415181][ T32] r5:848fc38c r4:848fc000 [ 1339.415223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.415304][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.415346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.415436][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.415463][ T32] r4:8484f680 [ 1339.415519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.415571][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.415623][ T32] r4:00000001 [ 1339.415677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.415716][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.415772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.415806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.415864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.415931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.415957][ T32] r4:848b22c0 [ 1339.416047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.416118][ T32] INFO: task kworker/0:578:5073 blocked for more than 465 seconds. [ 1339.416155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.416181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.416218][ T32] task:kworker/0:578 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.416268][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.416344][ T32] Call trace: [ 1339.416409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.416482][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:8555ec00 [ 1339.416510][ T32] r4:8555ec00 [ 1339.416565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.416613][ T32] r5:8555ec00 r4:8291a680 [ 1339.416671][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.416714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.416758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1339.416813][ T32] r4:00000000 [ 1339.416849][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.416917][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.416987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.417032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb8c0 [ 1339.417105][ T32] r4:00000000 [ 1339.417133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.417180][ T32] r9:83018005 r8:8555ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1339.417234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.417316][ T32] r5:00001000 r4:dfa5f000 [ 1339.417340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.417380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.417423][ T32] r5:854beb8c r4:854be800 [ 1339.417462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.417512][ T32] r7:dddced80 r6:83018000 r5:854beb8c r4:851ee600 [ 1339.417534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.417610][ T32] r10:61c88647 r9:8555ec00 r8:851ee62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.417636][ T32] r4:851ee600 [ 1339.417659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.417708][ T32] r10:00000000 r9:851ee600 r8:80287e08 r7:eb701e60 r6:8528d100 r5:8555ec00 [ 1339.417731][ T32] r4:00000001 [ 1339.417750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.417817][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1339.417847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.417898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.417966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.418055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.435215][ T32] r4:851fb700 [ 1339.435658][ T32] INFO: task kworker/0:578:5073 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.435733][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.436172][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.436384][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.436673][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1339.436987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.437627][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1339.451560][ T32] INFO: task kworker/0:579:5075 blocked for more than 465 seconds. ** 8 printk messages dropped ** [ 1339.452191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1339.452764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fba00 ** 7 printk messages dropped ** [ 1339.453159][ T32] r5:854bef8c r4:854bec00 [ 1339.453180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.453374][ T32] r4:851ee900 ** 5 printk messages dropped ** [ 1339.453745][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.454461][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.454789][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1339.455274][ T32] r4:00000000 [ 1339.455295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.455342][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.455364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.455411][ T32] r5:00001000 r4:dfdc7000 [ 1339.455432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.455502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.455549][ T32] r5:848fc38c r4:848fc000 [ 1339.455600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.455680][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.455737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.455820][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.455847][ T32] r4:8484f680 [ 1339.455867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.455915][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.455938][ T32] r4:00000001 [ 1339.455986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.456054][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.456089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.456119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.456146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.456175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.456198][ T32] r4:848b22c0 [ 1339.456218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.456283][ T32] INFO: task kworker/0:580:5077 blocked for more than 465 seconds. [ 1339.456316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.456341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.456393][ T32] task:kworker/0:580 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.456444][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.456484][ T32] Call trace: [ 1339.456513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.456599][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:85560000 [ 1339.456661][ T32] r4:85560000 [ 1339.456715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.456762][ T32] r5:85560000 r4:8291a680 [ 1339.456782][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.456843][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.456892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1339.456944][ T32] r4:00000000 [ 1339.456979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.457017][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.457052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.457131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbb40 [ 1339.457157][ T32] r4:00000000 [ 1339.457178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.457225][ T32] r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.457283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.457358][ T32] r5:00001000 r4:e06cd000 [ 1339.457428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.457500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.457547][ T32] r5:854bf38c r4:854bf000 [ 1339.457602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.457654][ T32] r7:dddced80 r6:83018000 r5:854bf38c r4:851ee880 [ 1339.457724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.457803][ T32] r10:61c88647 r9:85560000 r8:851ee8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.457841][ T32] r4:851ee880 [ 1339.457891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.457982][ T32] r10:00000000 r9:851ee880 r8:80287e08 r7:eb701e60 r6:8528d200 r5:85560000 ** 3 printk messages dropped ** [ 1339.473398][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.474395][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1339.474855][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.475164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1339.475690][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1339.475924][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.476040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.476397][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.476826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.477322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.477534][ T32] r5:854bfb8c r4:854bf800 ** 3 printk messages dropped ** [ 1339.477726][ T32] r10:61c88647 r9:85561800 r8:851ee9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.491561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.492471][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.492593][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1339.493069][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.493396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.493835][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.494034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.494342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.494390][ T32] task:kworker/0:582 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.494443][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.494544][ T32] Call trace: [ 1339.494578][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.494628][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85563000 [ 1339.494652][ T32] r4:85563000 [ 1339.494733][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.494782][ T32] r5:85563000 r4:8291a680 [ 1339.494802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.494857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.494904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1339.494960][ T32] r4:00000000 [ 1339.495040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.495085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.495140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.495240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852998c0 [ 1339.495302][ T32] r4:00000000 [ 1339.495352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.495438][ T32] r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1339.495463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.495507][ T32] r5:00001000 r4:eaeab000 [ 1339.495527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.495566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.495609][ T32] r5:854c1b8c r4:854c1800 [ 1339.495689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.495774][ T32] r7:dddced80 r6:83018000 r5:854c1b8c r4:851ee700 [ 1339.495801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.495853][ T32] r10:61c88647 r9:85563000 r8:851ee72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.495911][ T32] r4:851ee700 [ 1339.495946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.496030][ T32] r10:00000000 r9:851ee700 r8:80287e08 r7:eb71de60 r6:8528d300 r5:85563000 [ 1339.496056][ T32] r4:00000001 [ 1339.496109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.496150][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1339.496177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.496242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.496357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.496405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.496431][ T32] r4:851fbd80 [ 1339.496742][ T32] INFO: task kworker/0:582:5083 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.496778][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.496853][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.496963][ T32] Call trace: [ 1339.497028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.497120][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.497148][ T32] r4:00000000 [ 1339.497205][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.497282][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.497314][ T32] dd20: 84e3b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.497369][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.497399][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.497424][ T32] r5:800f0013 r4:80239bb0 [ 1339.497477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.497552][ T32] r4:82ac21e4 [ 1339.497604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.497684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.497712][ T32] r4:dffaddc0 [ 1339.497732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.497792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.497819][ T32] r4:00000000 [ 1339.497876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.521069][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.521196][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.521312][ T32] r5:00001000 r4:dfdc7000 [ 1339.521343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.521420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.521504][ T32] r5:848fc38c r4:848fc000 [ 1339.521557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.521611][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.521633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.521712][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.521769][ T32] r4:8484f680 [ 1339.521820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.521902][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.521941][ T32] r4:00000001 [ 1339.521994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.522095][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.522193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.522232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.522293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.522628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.523109][ T32] r5:85564800 r4:8291a680 ** 5 printk messages dropped ** [ 1339.523500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.523899][ T32] r5:00001000 r4:eac5b000 ** 2 printk messages dropped ** [ 1339.524056][ T32] r5:854bff8c r4:854bfc00 ** 1 printk messages dropped ** [ 1339.524132][ T32] r7:dddced80 r6:83018000 r5:854bff8c r4:851eeb00 ** 5 printk messages dropped ** [ 1339.524438][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.524682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.525596][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1339.525986][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.526093][ T32] r4:dffaddc0 ** 4 printk messages dropped ** [ 1339.526361][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1339.527043][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1339.527291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.527635][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.527890][ T32] r5:85563c00 r4:8291a680 ** 5 printk messages dropped ** [ 1339.543131][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.543745][ T32] r5:854c038c r4:854c0000 [ 1339.543798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.543879][ T32] r7:dddced80 r6:83018000 r5:854c038c r4:851eea00 [ 1339.543907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.543974][ T32] r10:61c88647 r9:85563c00 r8:851eea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.544032][ T32] r4:851eea00 [ 1339.544088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.544197][ T32] r10:00000000 r9:851eea00 r8:80287e08 r7:eb729e60 r6:8528d400 r5:85563c00 [ 1339.544257][ T32] r4:00000001 [ 1339.544312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.544388][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1339.544421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.544481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.544514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.544545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.544569][ T32] r4:852990c0 [ 1339.544988][ T32] INFO: task kworker/0:584:5085 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.545026][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.545176][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.545230][ T32] Call trace: [ 1339.545297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.545393][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.545451][ T32] r4:00000000 [ 1339.545511][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.545591][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.545649][ T32] dd20: 856c1000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.545682][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.545710][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.545760][ T32] r5:800f0013 r4:80239bb0 [ 1339.545786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.545829][ T32] r4:82ac21e4 [ 1339.545849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.545980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.546014][ T32] r4:dffaddc0 [ 1339.546033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.546083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.546168][ T32] r4:00000000 [ 1339.546225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.546276][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.546298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.546371][ T32] r5:00001000 r4:dfdc7000 [ 1339.546430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.546474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.546518][ T32] r5:848fc38c r4:848fc000 [ 1339.546572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.546662][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.546688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.546774][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.546800][ T32] r4:8484f680 [ 1339.546881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.546934][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.546958][ T32] r4:00000001 [ 1339.546977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.547045][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.547086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.547117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.547144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.547204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.547230][ T32] r4:848b22c0 [ 1339.547253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.547310][ T32] INFO: task kworker/0:585:5088 blocked for more than 466 seconds. [ 1339.547348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.547374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.547395][ T32] task:kworker/0:585 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.547444][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.547520][ T32] Call trace: [ 1339.547585][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.547664][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:85566000 [ 1339.547691][ T32] r4:85566000 [ 1339.547712][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.547783][ T32] r5:85566000 r4:8291a680 [ 1339.547806][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.547847][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.547982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1339.560218][ T32] r4:00000000 [ 1339.560316][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.560412][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.560593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.560875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.561067][ T32] r7:dddced80 r6:83018000 r5:854c078c r4:851eec00 ** 5 printk messages dropped ** [ 1339.561370][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.561545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.562495][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1339.563026][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.563299][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.563585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.564175][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1339.564502][ T32] INFO: task kworker/0:586:5089 blocked for more than 466 seconds. ** 1 printk messages dropped ** [ 1339.564599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.564623][ T32] task:kworker/0:586 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.564674][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.564762][ T32] Call trace: [ 1339.564835][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.564924][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:85566c00 [ 1339.564950][ T32] r4:85566c00 [ 1339.564972][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.565037][ T32] r5:85566c00 r4:8291a680 [ 1339.565083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.565161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.565209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1339.565266][ T32] r4:00000000 [ 1339.565288][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.565324][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.565395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.565474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299800 [ 1339.565502][ T32] r4:00000000 [ 1339.565552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.565602][ T32] r9:83018005 r8:85566c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.565656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.565703][ T32] r5:00001000 r4:eae61000 [ 1339.565786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.565829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.565873][ T32] r5:854c178c r4:854c1400 [ 1339.565893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.565940][ T32] r7:dddced80 r6:83018000 r5:854c178c r4:851eec80 [ 1339.565994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.566046][ T32] r10:61c88647 r9:85566c00 r8:851eecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.566125][ T32] r4:851eec80 [ 1339.566185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.566285][ T32] r10:00000000 r9:851eec80 r8:80287e08 r7:eb729e60 r6:8528d500 r5:85566c00 [ 1339.566333][ T32] r4:00000001 [ 1339.566388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.566428][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1339.566487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.566561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.566592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.566622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.566679][ T32] r4:852991c0 [ 1339.566974][ T32] INFO: task kworker/0:586:5089 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.567042][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.567142][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.567188][ T32] Call trace: [ 1339.567217][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.567270][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.567294][ T32] r4:00000000 [ 1339.567315][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.567392][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.567454][ T32] dd20: 85c8d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.567528][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.567592][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.567621][ T32] r5:800f0013 r4:80239bb0 [ 1339.567678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.567723][ T32] r4:82ac21e4 [ 1339.567744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.567787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.567810][ T32] r4:dffaddc0 [ 1339.567859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.567906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.593278][ T32] r4:00000000 [ 1339.593363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.593468][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.593531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.593618][ T32] r5:00001000 r4:dfdc7000 [ 1339.593672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.593748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.593833][ T32] r5:848fc38c r4:848fc000 [ 1339.593858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.593912][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.593973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.594026][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.594234][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1339.594652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.594956][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.595496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.595935][ T32] r9:83018205 r8:85565400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1339.596183][ T32] r5:85525b8c r4:85525800 ** 1 printk messages dropped ** [ 1339.596269][ T32] r7:ddde2d80 r6:83018200 r5:85525b8c r4:8528d680 ** 5 printk messages dropped ** [ 1339.596573][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.596773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.597780][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.608620][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.608650][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.608680][ T32] r5:800f0013 r4:80239bb0 [ 1339.608704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.608769][ T32] r4:82ac21e4 [ 1339.608789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.608833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.608857][ T32] r4:dffaddc0 [ 1339.608876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.608919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.608943][ T32] r4:00000000 [ 1339.608963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.609010][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.609032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.609091][ T32] r5:00001000 r4:dfdc7000 [ 1339.609115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.609174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.609222][ T32] r5:848fc38c r4:848fc000 [ 1339.609275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.609359][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.609384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.609472][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.609499][ T32] r4:8484f680 [ 1339.609519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.609567][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 2 printk messages dropped ** [ 1339.609718][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1339.610009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.610458][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:85562400 ** 8 printk messages dropped ** [ 1339.610962][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.611254][ T32] r5:00001000 r4:eb14b000 ** 2 printk messages dropped ** [ 1339.611400][ T32] r5:85524f8c r4:85524c00 [ 1339.611421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.611642][ T32] r4:8528d580 ** 5 printk messages dropped ** [ 1339.611937][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.612848][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1339.613318][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.613616][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.613927][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1339.614273][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1339.614614][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1339.614733][ T32] task:kworker/0:587 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.615456][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.615684][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.615970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.616121][ T32] r7:dddced80 r6:83018000 r5:854c1f8c r4:851eee00 ** 5 printk messages dropped ** [ 1339.616422][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.616559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.617258][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1339.617567][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.617596][ T32] r5:800f0013 r4:80239bb0 [ 1339.617648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.617693][ T32] r4:82ac21e4 [ 1339.617713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.617757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.617780][ T32] r4:dffaddc0 [ 1339.617798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.617872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.617949][ T32] r4:00000000 [ 1339.642303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.642399][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.642425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.642474][ T32] r5:00001000 r4:dfdc7000 [ 1339.642495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.642570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.642669][ T32] r5:848fc38c r4:848fc000 [ 1339.642707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.642760][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.642782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.642831][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.642887][ T32] r4:8484f680 [ 1339.642940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.643026][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.643091][ T32] r4:00000001 [ 1339.643146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.643219][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.643253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.643284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.643311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.643341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.643376][ T32] r4:848b22c0 [ 1339.643436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.643469][ T32] INFO: task kworker/0:588:5099 blocked for more than 466 seconds. [ 1339.643535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.643593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.643619][ T32] task:kworker/0:588 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.643707][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.643755][ T32] Call trace: [ 1339.643787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.643870][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:85588000 [ 1339.643897][ T32] r4:85588000 [ 1339.643955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.644030][ T32] r5:85588000 r4:8291a680 [ 1339.644088][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.644165][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.644250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1339.644308][ T32] r4:00000000 [ 1339.644362][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.644432][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.644472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.644529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299ec0 [ 1339.644584][ T32] r4:00000000 [ 1339.644638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.644705][ T32] r9:83018005 r8:85588000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.644764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.644810][ T32] r5:00001000 r4:eb15b000 [ 1339.644832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.644908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.645054][ T32] r5:854c2b8c r4:854c2800 [ 1339.645083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.645182][ T32] r7:dddced80 r6:83018000 r5:854c2b8c r4:851eef00 [ 1339.645242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.645293][ T32] r10:61c88647 r9:85588000 r8:851eef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.645356][ T32] r4:851eef00 [ 1339.645418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.645468][ T32] r10:00000000 r9:851eef00 r8:80287e08 r7:eb749e60 r6:8528d800 r5:85588000 [ 1339.645524][ T32] r4:00000001 [ 1339.645594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.645635][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1339.645699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.645761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.645847][ T32] r4:85299980 ** 2 printk messages dropped ** [ 1339.646443][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.646989][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1339.647474][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.647560][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1339.665722][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1339.666255][ T32] INFO: task kworker/0:589:5100 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.666470][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.666981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1339.667041][ T32] r4:00000000 [ 1339.667097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.667170][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.667218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.667261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299b80 [ 1339.667284][ T32] r4:00000000 [ 1339.667304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.667382][ T32] r9:83018005 r8:8558a400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.667439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.667521][ T32] r5:00001000 r4:eaeed000 [ 1339.667576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.667650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.667730][ T32] r5:854c238c r4:854c2000 [ 1339.667755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.667803][ T32] r7:dddced80 r6:83018000 r5:854c238c r4:851eed80 [ 1339.667862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.667914][ T32] r10:61c88647 r9:8558a400 r8:851eedac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.668014][ T32] r4:851eed80 [ 1339.668092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.673396][ T32] r10:00000000 r9:851eed80 r8:80287e08 r7:eb751e60 r6:8528d880 r5:8558a400 [ 1339.673475][ T32] r4:00000001 [ 1339.673503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.673613][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1339.673648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.673714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.673745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.673805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.673831][ T32] r4:85299980 [ 1339.674266][ T32] INFO: task kworker/0:589:5100 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.674303][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.674476][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.674529][ T32] Call trace: [ 1339.674560][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.674615][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.674671][ T32] r4:00000000 [ 1339.674695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.674771][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.674834][ T32] dd20: 8748c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.674884][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.674913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.674972][ T32] r5:800f0013 r4:80239bb0 [ 1339.674996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.675095][ T32] r4:82ac21e4 [ 1339.675150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.675226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.675252][ T32] r4:dffaddc0 [ 1339.675306][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.675405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.675465][ T32] r4:00000000 [ 1339.675488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.675569][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.675594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.675639][ T32] r5:00001000 r4:dfdc7000 [ 1339.675725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.675801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.676213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.676517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.676923][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.677184][ T32] r4:85589800 ** 6 printk messages dropped ** [ 1339.677481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1339.677901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.694531][ T32] r7:dddced80 r6:83018000 r5:854c278c r4:851eea80 ** 4 printk messages dropped ** [ 1339.694741][ T32] r10:00000000 r9:851eea80 r8:80287e08 r7:eb751e60 r6:8528d900 r5:85589800 ** 3 printk messages dropped ** [ 1339.694859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.694891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.695012][ T32] r4:85299c00 [ 1339.695427][ T32] INFO: task kworker/0:590:5102 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.695577][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.695729][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.695821][ T32] Call trace: [ 1339.695854][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.695912][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.696021][ T32] r4:00000000 [ 1339.696046][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.696128][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.696163][ T32] dd20: 87ac6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.696194][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.696288][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.696317][ T32] r5:800f0013 r4:80239bb0 [ 1339.696339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.696384][ T32] r4:82ac21e4 [ 1339.696405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.696449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.696508][ T32] r4:dffaddc0 [ 1339.696532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.696577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.696600][ T32] r4:00000000 [ 1339.696687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.696741][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.696765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.697033][ T32] r5:00001000 r4:dfdc7000 [ 1339.697206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.697366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.697429][ T32] r5:848fc38c r4:848fc000 [ 1339.697457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.697520][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.697548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.697608][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.697796][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 10 printk messages dropped ** [ 1339.709302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.709724][ T32] r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:8558bc00 ** 8 printk messages dropped ** [ 1339.710098][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.710476][ T32] r5:00001000 r4:eb171000 ** 2 printk messages dropped ** [ 1339.710670][ T32] r5:854c2f8c r4:854c2c00 [ 1339.710694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.711149][ T32] r10:00000000 r9:851eef80 r8:80287e08 r7:eb751e60 r6:8528d980 r5:8558bc00 ** 7 printk messages dropped ** [ 1339.711563][ T32] r4:85299c40 ** 3 printk messages dropped ** [ 1339.712220][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.712711][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1339.713108][ T32] r4:dffaddc0 ** 4 printk messages dropped ** [ 1339.713302][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1339.713862][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1339.714056][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1339.714370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.714751][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:8558c800 ** 7 printk messages dropped ** [ 1339.715078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.715118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.715184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.715229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f8500 [ 1339.715285][ T32] r4:00000000 [ 1339.715309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.715398][ T32] r9:83018205 r8:8558c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1339.715452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.715498][ T32] r5:00001000 r4:eb34f000 [ 1339.715548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.715592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.715635][ T32] r5:8552538c r4:85525000 [ 1339.715656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.715704][ T32] r7:ddde2d80 r6:83018200 r5:8552538c r4:8528db00 [ 1339.715754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.715805][ T32] r10:61c88647 r9:8558c800 r8:8528db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.715858][ T32] r4:8528db00 [ 1339.715882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.715929][ T32] r10:00000000 r9:8528db00 r8:80287e08 r7:eb735e60 r6:8528da00 r5:8558c800 [ 1339.715981][ T32] r4:00000001 [ 1339.716004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.716040][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1339.716068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.716103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.716131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.716161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.716219][ T32] r4:852a89c0 [ 1339.716494][ T32] INFO: task kworker/1:396:5106 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.716559][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.716618][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.716662][ T32] Call trace: [ 1339.716723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.716777][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.716829][ T32] r4:00000000 [ 1339.716881][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.716951][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.716983][ T32] dd20: 87ac6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.717013][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.717039][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.717064][ T32] r5:800f0013 r4:80239bb0 [ 1339.717101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.717186][ T32] r4:82ac21e4 [ 1339.717236][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.717283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.717307][ T32] r4:dffaddc0 [ 1339.717327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.717400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.717454][ T32] r4:00000000 [ 1339.717478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.717525][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 3 printk messages dropped ** [ 1339.717756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.749844][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1339.750201][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1339.750770][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.751416][ T32] r5:8558e000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.752123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.752421][ T32] r5:00001000 r4:eb189000 ** 2 printk messages dropped ** [ 1339.752807][ T32] r5:854c338c r4:854c3000 ** 3 printk messages dropped ** [ 1339.752945][ T32] r10:61c88647 r9:8558e000 r8:851eeeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.753564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.753598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.753631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.753654][ T32] r4:85299700 [ 1339.754121][ T32] INFO: task kworker/0:592:5108 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.754168][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.754428][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.754851][ T32] Call trace: [ 1339.754882][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.755037][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.755067][ T32] r4:00000000 [ 1339.755098][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.755140][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.755254][ T32] dd20: 8873d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.755288][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.755315][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.755377][ T32] r5:800f0013 r4:80239bb0 [ 1339.755403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.755483][ T32] r4:82ac21e4 [ 1339.755507][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.755591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.755618][ T32] r4:dffaddc0 [ 1339.755638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.755683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.755706][ T32] r4:00000000 [ 1339.755726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.755795][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.755821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.755865][ T32] r5:00001000 r4:dfdc7000 [ 1339.755885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.755925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.756175][ T32] r5:848fc38c r4:848fc000 [ 1339.756346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.756397][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.756524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.756623][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.756817][ T32] r4:8484f680 [ 1339.756943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.756996][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.757283][ T32] r4:00000001 [ 1339.757308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757345][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.757397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.757430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.757496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.757793][ T32] r4:848b22c0 [ 1339.757974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.758031][ T32] INFO: task kworker/0:593:5110 blocked for more than 466 seconds. [ 1339.758140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.758179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.758208][ T32] task:kworker/0:593 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.778488][ T32] r5:8558b000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.778824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.779182][ T32] r5:854c4b8c r4:854c4800 [ 1339.779203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.779250][ T32] r7:dddced80 r6:83018000 r5:854c4b8c r4:851eeb80 ** 1 printk messages dropped ** [ 1339.779320][ T32] r10:61c88647 r9:8558b000 r8:851eebac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.779807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.780656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.781000][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1339.781356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1339.781723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.782149][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.782232][ T32] r4:00000001 [ 1339.782255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.782292][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.782355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.782387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.782416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.782446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.782470][ T32] r4:848b22c0 [ 1339.782490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.782519][ T32] INFO: task kworker/0:594:5112 blocked for more than 466 seconds. [ 1339.782590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.782619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.782652][ T32] task:kworker/0:594 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.782704][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.782746][ T32] Call trace: [ 1339.782838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.782888][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:8558ec00 [ 1339.782946][ T32] r4:8558ec00 [ 1339.782969][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.783047][ T32] r5:8558ec00 r4:8291a680 [ 1339.783100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.783145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.783219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1339.783245][ T32] r4:00000000 [ 1339.783265][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.783341][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.783382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.783457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299580 [ 1339.783499][ T32] r4:00000000 [ 1339.783534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.783583][ T32] r9:83018005 r8:8558ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1339.783641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.783743][ T32] r5:00001000 r4:eb1a3000 [ 1339.783797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.783871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.783917][ T32] r5:854c378c r4:854c3400 [ 1339.783938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.784038][ T32] r7:dddced80 r6:83018000 r5:854c378c r4:851eed00 [ 1339.784064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.784150][ T32] r10:61c88647 r9:8558ec00 r8:851eed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.784177][ T32] r4:851eed00 [ 1339.784227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.784305][ T32] r10:00000000 r9:851eed00 r8:80287e08 r7:eb771e60 r6:8528dc00 r5:8558ec00 [ 1339.784331][ T32] r4:00000001 [ 1339.784352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.784425][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1339.784468][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.784537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.784725][ T32] r4:852991c0 ** 2 printk messages dropped ** [ 1339.785191][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.785647][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 7 printk messages dropped ** [ 1339.786120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1339.786662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.787039][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.787286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.787720][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.813332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.813624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.813846][ T32] r5:854c3b8c r4:854c3800 ** 1 printk messages dropped ** [ 1339.813951][ T32] r7:dddced80 r6:83018000 r5:854c3b8c r4:852b1000 [ 1339.813974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.814023][ T32] r10:61c88647 r9:8558d400 r8:852b102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.814046][ T32] r4:852b1000 [ 1339.814167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.814222][ T32] r10:00000000 r9:852b1000 r8:80287e08 r7:eb771e60 r6:8528dc80 r5:8558d400 [ 1339.814275][ T32] r4:00000001 [ 1339.814299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.814371][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1339.814404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.814434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.814462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.814492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.814545][ T32] r4:851efac0 [ 1339.814977][ T32] INFO: task kworker/0:595:5114 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.815062][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.815140][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.815225][ T32] Call trace: [ 1339.815319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.815381][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.815440][ T32] r4:00000000 [ 1339.815464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.815505][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.815534][ T32] dd20: 896ab000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.815563][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.815618][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.815662][ T32] r5:800f0013 r4:80239bb0 [ 1339.815697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.815741][ T32] r4:82ac21e4 [ 1339.815795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.815874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.815904][ T32] r4:dffaddc0 [ 1339.815983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.816029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.816087][ T32] r4:00000000 [ 1339.816112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.816188][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.816251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.816298][ T32] r5:00001000 r4:dfdc7000 [ 1339.816320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.816360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.816434][ T32] r5:848fc38c r4:848fc000 [ 1339.816492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.816547][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.816599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.816674][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.816726][ T32] r4:8484f680 [ 1339.816747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.816826][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.816851][ T32] r4:00000001 [ 1339.816871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.816942][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.816973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.817034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.817096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.817131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.817178][ T32] r4:848b22c0 [ 1339.817217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.817248][ T32] INFO: task kworker/0:596:5116 blocked for more than 466 seconds. [ 1339.817282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.817307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.817328][ T32] task:kworker/0:596 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.817408][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.817453][ T32] Call trace: [ 1339.817482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.817567][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:84ba8c00 [ 1339.817622][ T32] r4:84ba8c00 [ 1339.817648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.817694][ T32] r5:84ba8c00 r4:8291a680 [ 1339.817714][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.817781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.817829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1339.817903][ T32] r4:00000000 [ 1339.817980][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.827217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.827300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.827381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5040 [ 1339.827410][ T32] r4:00000000 [ 1339.827431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.827481][ T32] r9:83018005 r8:84ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1339.827535][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.827602][ T32] r5:00001000 r4:eb1df000 [ 1339.827658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.827720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.827768][ T32] r5:854c3f8c r4:854c3c00 [ 1339.827789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.827837][ T32] r7:dddced80 r6:83018000 r5:854c3f8c r4:852b1180 [ 1339.827858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.827959][ T32] r10:61c88647 r9:84ba8c00 r8:852b11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.828439][ T32] r4:852b1180 [ 1339.828474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.828537][ T32] r10:00000000 r9:852b1180 r8:80287e08 r7:eb771e60 r6:8528dd00 r5:84ba8c00 [ 1339.828560][ T32] r4:00000001 [ 1339.828579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.828618][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 1 printk messages dropped ** [ 1339.828678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.829382][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.829654][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1339.829837][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.829867][ T32] r5:800f0013 r4:80239bb0 [ 1339.829924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.829972][ T32] r4:82ac21e4 [ 1339.830026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.830078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.830141][ T32] r4:dffaddc0 [ 1339.830167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.830211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.830263][ T32] r4:00000000 [ 1339.830314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.830394][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.830469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.830574][ T32] r5:00001000 r4:dfdc7000 [ 1339.830599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.830662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.830711][ T32] r5:848fc38c r4:848fc000 [ 1339.830734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.830816][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.830914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.830967][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.830989][ T32] r4:8484f680 [ 1339.831040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.831096][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.831148][ T32] r4:00000001 [ 1339.831206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.831247][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.831298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.831343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.831373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.831403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.831427][ T32] r4:848b22c0 [ 1339.831449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.831477][ T32] INFO: task kworker/0:597:5118 blocked for more than 466 seconds. [ 1339.831510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.831535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.831572][ T32] task:kworker/0:597 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.831621][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.831710][ T32] Call trace: [ 1339.831774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.831826][ T32] r10:8291a684 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:84ba8000 [ 1339.831892][ T32] r4:84ba8000 [ 1339.831917][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.831962][ T32] r5:84ba8000 r4:8291a680 [ 1339.831981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.832020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.832064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1339.832093][ T32] r4:00000000 [ 1339.832114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.832148][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.832503][ T32] r5:00001000 r4:eb1fb000 ** 2 printk messages dropped ** [ 1339.832628][ T32] r5:854c438c r4:854c4000 [ 1339.832679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.832918][ T32] r10:61c88647 r9:84ba8000 r8:852b122c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.833201][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.833782][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.833953][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1339.834323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1339.834697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.835065][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1339.835450][ T32] INFO: task kworker/0:598:5121 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.835854][ T32] r4:84ba9800 ** 4 printk messages dropped ** [ 1339.836196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 ** 6 printk messages dropped ** [ 1339.836602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.836977][ T32] r5:854c478c r4:854c4400 ** 2 printk messages dropped ** [ 1339.837070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.837474][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) ** 7 printk messages dropped ** [ 1339.871205][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.871307][ T32] Call trace: [ 1339.871356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.871452][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.871481][ T32] r4:00000000 [ 1339.871540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.871585][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.871616][ T32] dd20: 8a486000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.871646][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.871675][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.871701][ T32] r5:800f0013 r4:80239bb0 [ 1339.871759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.871807][ T32] r4:82ac21e4 [ 1339.871864][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.871930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.871954][ T32] r4:dffaddc0 [ 1339.871978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.872023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.872045][ T32] r4:00000000 [ 1339.872065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.872119][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.872142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.872225][ T32] r5:00001000 r4:dfdc7000 [ 1339.872262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.872306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.872370][ T32] r5:848fc38c r4:848fc000 [ 1339.872426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.872509][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.872535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.872585][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.872641][ T32] r4:8484f680 [ 1339.872698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.872761][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.872786][ T32] r4:00000001 [ 1339.872807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.872845][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.872873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.872938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.872999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.873062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.873128][ T32] r4:848b22c0 [ 1339.873154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.873195][ T32] INFO: task kworker/0:599:5123 blocked for more than 466 seconds. [ 1339.873250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.873278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.873299][ T32] task:kworker/0:599 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.873379][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.873423][ T32] Call trace: [ 1339.873517][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.873570][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000013 r6:eb7a5d8c r5:84bac800 [ 1339.873594][ T32] r4:84bac800 [ 1339.873615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.873693][ T32] r5:84bac800 r4:8291a680 [ 1339.873716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.873793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.873870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1339.873909][ T32] r4:00000000 [ 1339.873931][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.873996][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.874067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.874143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5540 [ 1339.874167][ T32] r4:00000000 [ 1339.874223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.874307][ T32] r9:83018005 r8:84bac800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1339.874346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.874426][ T32] r5:00001000 r4:eb23b000 [ 1339.874449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.874519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.874565][ T32] r5:854c4f8c r4:854c4c00 [ 1339.874585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.874631][ T32] r7:dddced80 r6:83018000 r5:854c4f8c r4:852b1280 [ 1339.874654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.874703][ T32] r10:61c88647 r9:84bac800 r8:852b12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.874765][ T32] r4:852b1280 [ 1339.874801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.874851][ T32] r10:00000000 r9:852b1280 r8:80287e08 r7:eb771e60 r6:8528de80 r5:84bac800 [ 1339.874874][ T32] r4:00000001 [ 1339.874926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.874966][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1339.874993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.875022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.875080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.875148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.875211][ T32] r4:852b5640 [ 1339.875622][ T32] INFO: task kworker/0:599:5123 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.875694][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.875754][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.875871][ T32] Call trace: [ 1339.875930][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.875986][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.876010][ T32] r4:00000000 [ 1339.876031][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.876116][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.876179][ T32] dd20: 8a486000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.876248][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.876310][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.876338][ T32] r5:800f0013 r4:80239bb0 [ 1339.876359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.876433][ T32] r4:82ac21e4 [ 1339.876456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.876500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.876558][ T32] r4:dffaddc0 [ 1339.876580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.876623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.876646][ T32] r4:00000000 [ 1339.876666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.876712][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.876734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.876830][ T32] r5:00001000 r4:dfdc7000 [ 1339.876886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.876931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.876976][ T32] r5:848fc38c r4:848fc000 [ 1339.877093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.877207][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.877266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.877321][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.877345][ T32] r4:8484f680 [ 1339.877365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.877414][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1339.877439][ T32] r4:00000001 [ 1339.877459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.877534][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1339.877577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.877645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.877704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.877773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.877812][ T32] r4:848b22c0 [ 1339.877865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.877971][ T32] INFO: task kworker/0:600:5126 blocked for more than 466 seconds. [ 1339.887014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.887066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.887155][ T32] task:kworker/0:600 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.887287][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.887370][ T32] Call trace: [ 1339.887432][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.887534][ T32] r10:8291a684 r9:eb7add84 r8:00000002 r7:60000013 r6:eb7add8c r5:84babc00 [ 1339.887562][ T32] r4:84babc00 [ 1339.887618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.887704][ T32] r5:84babc00 r4:8291a680 [ 1339.887728][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.887781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.887842][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1339.887868][ T32] r4:00000000 [ 1339.887888][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.887967][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.900426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.900517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5680 [ 1339.900583][ T32] r4:00000000 [ 1339.900645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.900699][ T32] r9:83018005 r8:84babc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1339.900754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.900804][ T32] r5:00001000 r4:eb253000 [ 1339.900862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.900954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.901077][ T32] r5:854c538c r4:854c5000 [ 1339.901141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.901226][ T32] r7:dddced80 r6:83018000 r5:854c538c r4:852b1100 [ 1339.901252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.901339][ T32] r10:61c88647 r9:84babc00 r8:852b112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.901366][ T32] r4:852b1100 [ 1339.901420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.901472][ T32] r10:00000000 r9:852b1100 r8:80287e08 r7:eb7a5e60 r6:8528df00 r5:84babc00 [ 1339.901496][ T32] r4:00000001 [ 1339.901515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.901555][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1339.901616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.901650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.902325][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.903112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.903624][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1339.903841][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1339.904035][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1339.904325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1339.904583][ T32] Call trace: [ 1339.904622][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.904672][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:85585400 [ 1339.904737][ T32] r4:85585400 [ 1339.904773][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.904838][ T32] r5:85585400 r4:8291a680 [ 1339.904861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.904901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.904975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1339.905033][ T32] r4:00000000 [ 1339.905088][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.905156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.905195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.905239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5840 [ 1339.905295][ T32] r4:00000000 [ 1339.905319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.905395][ T32] r9:83018005 r8:85585400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1339.905421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.905501][ T32] r5:00001000 r4:eb2df000 [ 1339.905594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.905637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.905681][ T32] r5:854c578c r4:854c5400 [ 1339.905701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.905747][ T32] r7:dddced80 r6:83018000 r5:854c578c r4:852b1400 [ 1339.905804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.905857][ T32] r10:61c88647 r9:85585400 r8:852b142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.905880][ T32] r4:852b1400 [ 1339.905935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.906004][ T32] r10:00000000 r9:852b1400 r8:80287e08 r7:eb7ade60 r6:852b1480 r5:85585400 [ 1339.906030][ T32] r4:00000001 [ 1339.906050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.906093][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1339.906222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.906273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.906303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.906366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.906406][ T32] r4:852b55c0 [ 1339.906662][ T32] INFO: task kworker/0:601:5127 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.906695][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.906787][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.906900][ T32] Call trace: [ 1339.906978][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.907036][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.907060][ T32] r4:00000000 [ 1339.907086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.907155][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.907225][ T32] dd20: 8aa5d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.907260][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.907333][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.907376][ T32] r5:800f0013 r4:80239bb0 [ 1339.907413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.907458][ T32] r4:82ac21e4 [ 1339.907478][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1339.907907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.931375][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1339.931676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.932038][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.932464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.932870][ T32] r9:83018005 r8:85586c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1339.933078][ T32] r5:854c5b8c r4:854c5800 ** 3 printk messages dropped ** [ 1339.933249][ T32] r10:61c88647 r9:85586c00 r8:852b13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.933304][ T32] r4:852b1380 [ 1339.933344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.933447][ T32] r10:00000000 r9:852b1380 r8:80287e08 r7:eb7a1e60 r6:852b1300 r5:85586c00 [ 1339.933475][ T32] r4:00000001 [ 1339.933496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.933562][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1339.933621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.933667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.933756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.933820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.933846][ T32] r4:852b58c0 [ 1339.934302][ T32] INFO: task kworker/0:602:5129 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.934340][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.934421][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.934512][ T32] Call trace: [ 1339.934569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.934623][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.934702][ T32] r4:00000000 [ 1339.934726][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.934768][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.934797][ T32] dd20: 8b2d3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.934826][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.934853][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.934910][ T32] r5:800f0013 r4:80239bb0 [ 1339.934998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.935043][ T32] r4:82ac21e4 [ 1339.935093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.935142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.935166][ T32] r4:dffaddc0 [ 1339.935185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.935257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.935284][ T32] r4:00000000 [ 1339.935342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.935424][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.935476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.935571][ T32] r5:00001000 r4:dfdc7000 [ 1339.935596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.935637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.935869][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1339.936068][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1339.936128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.936155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.936189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.936215][ T32] r4:848b22c0 [ 1339.936264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.936294][ T32] INFO: task kworker/0:603:5131 blocked for more than 466 seconds. [ 1339.936324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.936348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.936400][ T32] task:kworker/0:603 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.936451][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.936532][ T32] Call trace: [ 1339.936578][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.936628][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:85586000 [ 1339.936684][ T32] r4:85586000 [ 1339.936708][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.936844][ T32] r5:85586000 r4:8291a680 [ 1339.936869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.936909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.937030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.937456][ T32] r5:854c678c r4:854c6400 [ 1339.937506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.937611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.937827][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.949202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.949975][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.950348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1339.950810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.951219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.951527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.951678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.951734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.951758][ T32] task:kworker/0:604 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.951837][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.951899][ T32] Call trace: [ 1339.952001][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.952053][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:85583000 [ 1339.952119][ T32] r4:85583000 [ 1339.952179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.952253][ T32] r5:85583000 r4:8291a680 [ 1339.952289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.952345][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.952430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1339.952456][ T32] r4:00000000 [ 1339.952476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.952540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.952591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.952639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5e00 [ 1339.952662][ T32] r4:00000000 [ 1339.952693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.952741][ T32] r9:83018005 r8:85583000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1339.952794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.952874][ T32] r5:00001000 r4:eb399000 [ 1339.952897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.952971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.953018][ T32] r5:854c5f8c r4:854c5c00 [ 1339.953038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.953121][ T32] r7:dddced80 r6:83018000 r5:854c5f8c r4:852b1580 [ 1339.953147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.953198][ T32] r10:61c88647 r9:85583000 r8:852b15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.953220][ T32] r4:852b1580 [ 1339.953239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.953285][ T32] r10:00000000 r9:852b1580 r8:80287e08 r7:eb741e60 r6:852b1600 r5:85583000 [ 1339.953309][ T32] r4:00000001 [ 1339.953328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.953365][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1339.953429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.953492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.953580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.953644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.953671][ T32] r4:852b5bc0 [ 1339.953933][ T32] INFO: task kworker/0:604:5133 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1339.953966][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.954067][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.954193][ T32] Call trace: [ 1339.954263][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.954320][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1339.954374][ T32] r4:00000000 [ 1339.954425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.954504][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1339.954565][ T32] dd20: 8b2d3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1339.954625][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1339.954693][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.954749][ T32] r5:800f0013 r4:80239bb0 [ 1339.954773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.954814][ T32] r4:82ac21e4 [ 1339.954868][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.954915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1339.954938][ T32] r4:dffaddc0 [ 1339.954958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.955000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1339.955059][ T32] r4:00000000 [ 1339.955122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.955199][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.955225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.955300][ T32] r5:00001000 r4:dfdc7000 [ 1339.955324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.955403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.955479][ T32] r5:848fc38c r4:848fc000 [ 1339.955503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.955552][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1339.955610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.955837][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1339.956163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.956593][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.957137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.957493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.957893][ T32] r5:8552578c r4:85525400 [ 1339.957919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.982513][ T32] r10:61c88647 r9:85584800 r8:8530412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.983094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.983930][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.984294][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1339.984753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1339.985147][ T32] r5:00001000 r4:dfdc7000 ** 8 printk messages dropped ** [ 1339.985702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.986029][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1339.986363][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.986576][ T32] r4:84bad400 ** 4 printk messages dropped ** [ 1339.986826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 ** 2 printk messages dropped ** [ 1339.986943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.986986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.987053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5e80 [ 1339.987114][ T32] r4:00000000 [ 1339.987139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.987187][ T32] r9:83018005 r8:84bad400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1339.987209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.987252][ T32] r5:00001000 r4:eb3c5000 [ 1339.987301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.987358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.987404][ T32] r5:854c638c r4:854c6000 [ 1339.987453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.987506][ T32] r7:dddced80 r6:83018000 r5:854c638c r4:852b1780 [ 1339.987529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.987577][ T32] r10:61c88647 r9:84bad400 r8:852b17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.987599][ T32] r4:852b1780 [ 1339.987623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.987718][ T32] r10:00000000 r9:852b1780 r8:80287e08 r7:eb741e60 r6:85304000 r5:84bad400 [ 1339.987776][ T32] r4:00000001 [ 1339.987798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.987865][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1339.987896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.988004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.005030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.005098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.005157][ T32] r4:852b5ec0 [ 1340.005571][ T32] INFO: task kworker/0:605:5137 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.005608][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.005701][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.005807][ T32] Call trace: [ 1340.005866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.005957][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.006013][ T32] r4:00000000 [ 1340.006038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.006124][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.006198][ T32] dd20: 8c021000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.006231][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.006257][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.006312][ T32] r5:800f0013 r4:80239bb0 [ 1340.006374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.006421][ T32] r4:82ac21e4 [ 1340.006442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.006518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.006546][ T32] r4:dffaddc0 [ 1340.006566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.006609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.006643][ T32] r4:00000000 [ 1340.006698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.007211][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1340.007497][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 10 printk messages dropped ** [ 1340.018589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.018921][ T32] r4:84baec00 ** 4 printk messages dropped ** [ 1340.019131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 ** 7 printk messages dropped ** [ 1340.019465][ T32] r9:83018005 r8:84baec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.019521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.019602][ T32] r5:00001000 r4:eaf0d000 [ 1340.019655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.019737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.019786][ T32] r5:854c778c r4:854c7400 [ 1340.019837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.019891][ T32] r7:dddced80 r6:83018000 r5:854c778c r4:852b1880 [ 1340.019913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.019963][ T32] r10:61c88647 r9:84baec00 r8:852b18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.019985][ T32] r4:852b1880 [ 1340.020005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.020053][ T32] r10:00000000 r9:852b1880 r8:80287e08 r7:eb741e60 r6:85304080 r5:84baec00 [ 1340.020082][ T32] r4:00000001 [ 1340.020141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.020184][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1340.020214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.020243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.020308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.020372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.020398][ T32] r4:852a8f80 [ 1340.020811][ T32] INFO: task kworker/0:606:5139 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.020913][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.020973][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.021053][ T32] Call trace: [ 1340.021089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.021143][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.021167][ T32] r4:00000000 [ 1340.021222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.021267][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.021332][ T32] dd20: 8c471000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.021365][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.021394][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.021420][ T32] r5:800f0013 r4:80239bb0 [ 1340.021473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.021519][ T32] r4:82ac21e4 [ 1340.021567][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.021646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.021685][ T32] r4:dffaddc0 [ 1340.021707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.021783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.021843][ T32] r4:00000000 [ 1340.021898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.021974][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.022001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.022047][ T32] r5:00001000 r4:dfdc7000 [ 1340.022120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.022204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.022253][ T32] r5:848fc38c r4:848fc000 [ 1340.022273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.022344][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.022369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.022420][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.022475][ T32] r4:8484f680 [ 1340.022529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.022627][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.022669][ T32] r4:00000001 [ 1340.022723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.022782][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.022812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.022842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.022902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.022971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.023031][ T32] r4:848b22c0 [ 1340.023105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1340.023297][ T32] task:kworker/0:607 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.023344][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.023429][ T32] Call trace: [ 1340.023475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.023559][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:84bab000 [ 1340.023620][ T32] r4:84bab000 [ 1340.023656][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.023741][ T32] r5:84bab000 r4:8291a680 [ 1340.023792][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.023864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.023944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1340.023971][ T32] r4:00000000 [ 1340.023990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.024057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.024105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.024148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5b40 [ 1340.024191][ T32] r4:00000000 [ 1340.024215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.024261][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.024283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.024361][ T32] r5:00001000 r4:eb42b000 [ 1340.024386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.024427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.024500][ T32] r5:854c6b8c r4:854c6800 [ 1340.024537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.024590][ T32] r7:dddced80 r6:83018000 r5:854c6b8c r4:852b1980 [ 1340.024625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.024677][ T32] r10:61c88647 r9:84bab000 r8:852b19ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.024700][ T32] r4:852b1980 [ 1340.024719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.024766][ T32] r10:00000000 r9:852b1980 r8:80287e08 r7:eb7cde60 r6:85304180 r5:84bab000 [ 1340.024816][ T32] r4:00000001 [ 1340.024843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.024909][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) ** 2 printk messages dropped ** [ 1340.025045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.025815][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1340.026289][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.026599][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.026884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.027420][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.027642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.050035][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.050383][ T32] r5:84bae000 r4:8291a680 ** 1 printk messages dropped ** [ 1340.050443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.050486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1340.050510][ T32] r4:00000000 [ 1340.050529][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.050600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.050672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.050749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299340 [ 1340.050777][ T32] r4:00000000 [ 1340.050798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.050878][ T32] r9:83018005 r8:84bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1340.050904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.050961][ T32] r5:00001000 r4:eb437000 [ 1340.050985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.051027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.051071][ T32] r5:854c6f8c r4:854c6c00 [ 1340.051098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.051177][ T32] r7:dddced80 r6:83018000 r5:854c6f8c r4:852b1900 [ 1340.051232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.051287][ T32] r10:61c88647 r9:84bae000 r8:852b192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.051321][ T32] r4:852b1900 [ 1340.051345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.051419][ T32] r10:00000000 r9:852b1900 r8:80287e08 r7:eb7cde60 r6:85304200 r5:84bae000 [ 1340.051469][ T32] r4:00000001 [ 1340.051514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.051556][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1340.051613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.051673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.051706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.051738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.051790][ T32] r4:852a8040 [ 1340.052253][ T32] INFO: task kworker/0:608:5142 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.052292][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.052437][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.052512][ T32] Call trace: [ 1340.052547][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.052602][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.052626][ T32] r4:00000000 [ 1340.052684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.052765][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.052798][ T32] dd20: 8c983000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.052868][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.052913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.052941][ T32] r5:800f0013 r4:80239bb0 [ 1340.052962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.053030][ T32] r4:82ac21e4 [ 1340.053054][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.053106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.053143][ T32] r4:dffaddc0 [ 1340.053166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.053210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.053233][ T32] r4:00000000 [ 1340.053254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.053300][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.053323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.053367][ T32] r5:00001000 r4:dfdc7000 [ 1340.053387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.053427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.053779][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1340.054033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.054430][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.054633][ T32] r5:85568000 r4:8291a680 ** 2 printk messages dropped ** [ 1340.054770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 ** 8 printk messages dropped ** [ 1340.055241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.055782][ T32] r10:00000000 r9:85304280 r8:80287e08 r7:eb735e60 r6:85304380 r5:85568000 ** 2 printk messages dropped ** [ 1340.055898][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1340.055927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.055955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.055982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.056044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.056082][ T32] r4:852f8f00 [ 1340.056347][ T32] INFO: task kworker/1:398:5147 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.056409][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.056468][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.056558][ T32] Call trace: [ 1340.056619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.056676][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.056735][ T32] r4:00000000 [ 1340.056774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.056818][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.056847][ T32] dd20: 8c983000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.056876][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.056934][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.056992][ T32] r5:800f0013 r4:80239bb0 [ 1340.057015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.057056][ T32] r4:82ac21e4 [ 1340.057081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.057151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.057177][ T32] r4:dffaddc0 [ 1340.057197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.057270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.057297][ T32] r4:00000000 [ 1340.057317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.057412][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.057438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.057485][ T32] r5:00001000 r4:dfdc7000 [ 1340.057508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.057581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.057628][ T32] r5:848fc38c r4:848fc000 [ 1340.057689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.057741][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.057764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.057813][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.057866][ T32] r4:8484f680 [ 1340.057890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.074615][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.074700][ T32] r4:00000001 [ 1340.074726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.074825][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.074860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.074892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.074948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.074983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.075024][ T32] r4:848b22c0 ** 1 printk messages dropped ** [ 1340.075137][ T32] INFO: task kworker/1:399:5149 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.075606][ T32] r4:85569800 ** 4 printk messages dropped ** [ 1340.075946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 ** 5 printk messages dropped ** [ 1340.076259][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.076543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.076587][ T32] r5:85525f8c r4:85525c00 ** 2 printk messages dropped ** [ 1340.076733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.077080][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.077823][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.091098][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.091543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 2 printk messages dropped ** [ 1340.091727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.091753][ T32] r4:00000000 [ 1340.091773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.091822][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.091844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.091908][ T32] r5:00001000 r4:dfdc7000 [ 1340.091930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.092006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.092055][ T32] r5:848fc38c r4:848fc000 [ 1340.092114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.092168][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.092191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.092240][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.092264][ T32] r4:8484f680 [ 1340.092284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.092333][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.092356][ T32] r4:00000001 [ 1340.092376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.092448][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.092479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.092510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.092537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.092568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.092620][ T32] r4:848b22c0 [ 1340.092678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.092752][ T32] INFO: task kworker/1:400:5150 blocked for more than 466 seconds. [ 1340.092792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.092849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.092875][ T32] task:kworker/1:400 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.092960][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.093070][ T32] Call trace: [ 1340.093114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.093165][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:8556a400 [ 1340.093189][ T32] r4:8556a400 [ 1340.093232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.093282][ T32] r5:8556a400 r4:8291a680 [ 1340.093302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.093344][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.093402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1340.093431][ T32] r4:00000000 [ 1340.093451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.093487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.093523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.093565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531f0c0 [ 1340.093619][ T32] r4:00000000 [ 1340.093665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.093975][ T32] r5:8552638c r4:85526000 [ 1340.093995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.094238][ T32] r10:61c88647 r9:8556a400 r8:8530432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.094472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.095241][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.095330][ T32] Call trace: [ 1340.095416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.095472][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.095528][ T32] r4:00000000 [ 1340.095579][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.095655][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.095712][ T32] dd20: 8d383000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.095746][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.095772][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.095841][ T32] r5:800f0013 r4:80239bb0 [ 1340.095907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.095978][ T32] r4:82ac21e4 [ 1340.096001][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.096047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.096081][ T32] r4:dffaddc0 [ 1340.096110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.096182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.096209][ T32] r4:00000000 [ 1340.096231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.096277][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.096299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.096343][ T32] r5:00001000 r4:dfdc7000 [ 1340.096364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.096405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.096448][ T32] r5:848fc38c r4:848fc000 [ 1340.096469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.096517][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.096571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.096666][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.096723][ T32] r4:8484f680 [ 1340.096748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.096827][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.096885][ T32] r4:00000001 [ 1340.096908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.096976][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1340.097105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.097508][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.097695][ T32] r5:85568c00 r4:8291a680 ** 4 printk messages dropped ** [ 1340.097917][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1340.117245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.117289][ T32] r5:854c7b8c r4:854c7800 ** 2 printk messages dropped ** [ 1340.117397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.117693][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.123565][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.123893][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.124240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1340.124670][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1340.125097][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.125406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.125839][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.126277][ T32] r5:8556b000 r4:8291a680 ** 4 printk messages dropped ** [ 1340.126500][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.126535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.126607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.126653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531f280 [ 1340.126716][ T32] r4:00000000 [ 1340.126768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.126855][ T32] r9:83018205 r8:8556b000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1340.126918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.126964][ T32] r5:00001000 r4:eaf7b000 [ 1340.127015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.127115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.127199][ T32] r5:8552678c r4:85526400 [ 1340.127247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.127298][ T32] r7:ddde2d80 r6:83018200 r5:8552678c r4:85304580 [ 1340.127342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.127394][ T32] r10:61c88647 r9:8556b000 r8:853045ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.127419][ T32] r4:85304580 [ 1340.127438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.127485][ T32] r10:00000000 r9:85304580 r8:80287e08 r7:eb6b5e60 r6:85304680 r5:8556b000 [ 1340.127540][ T32] r4:00000001 [ 1340.127593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.127633][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1340.127661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.127690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.127719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.127787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.127841][ T32] r4:8531f480 [ 1340.145364][ T32] INFO: task kworker/1:401:5155 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.145462][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.145570][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.145662][ T32] Call trace: [ 1340.145766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.145829][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.145888][ T32] r4:00000000 [ 1340.145949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.145995][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.146061][ T32] dd20: 8dfac000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.146099][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.146143][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.146175][ T32] r5:800f0013 r4:80239bb0 [ 1340.146198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.146298][ T32] r4:82ac21e4 [ 1340.146335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.146430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.146456][ T32] r4:dffaddc0 [ 1340.146476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.146556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.146582][ T32] r4:00000000 [ 1340.146632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.146852][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1340.147245][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.147505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.158303][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.158570][ T32] r5:8556d400 r4:8291a680 ** 4 printk messages dropped ** [ 1340.158716][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1340.159134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.159287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.159337][ T32] r10:61c88647 r9:8556d400 r8:8530472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.159360][ T32] r4:85304700 [ 1340.159380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.159441][ T32] r10:00000000 r9:85304700 r8:80287e08 r7:eb6b5e60 r6:85304780 r5:8556d400 [ 1340.159467][ T32] r4:00000001 [ 1340.159487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159526][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1340.159585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.159620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.159724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.159761][ T32] r4:8531f340 [ 1340.160170][ T32] INFO: task kworker/1:402:5157 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.160235][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.160302][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.160348][ T32] Call trace: [ 1340.160377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.160431][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.160454][ T32] r4:00000000 [ 1340.160474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.160545][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.160577][ T32] dd20: 8e44d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.160636][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.160697][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.160725][ T32] r5:800f0013 r4:80239bb0 [ 1340.160746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.160786][ T32] r4:82ac21e4 [ 1340.160807][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.160850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.160874][ T32] r4:dffaddc0 [ 1340.160894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.160937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.160959][ T32] r4:00000000 [ 1340.161008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.161059][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.161087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.161135][ T32] r5:00001000 r4:dfdc7000 [ 1340.161187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.161232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.161276][ T32] r5:848fc38c r4:848fc000 [ 1340.161295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.161536][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1340.161849][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1340.162202][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.162521][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.162911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.163244][ T32] r5:854c7f8c r4:854c7c00 [ 1340.163279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.163476][ T32] r10:61c88647 r9:8556ec00 r8:852b182c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.163832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.164481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.164952][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.165137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.165569][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1340.165942][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1340.166395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.166904][ T32] r4:8556c800 ** 3 printk messages dropped ** [ 1340.167152][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.167622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.167767][ T32] r5:8552738c r4:85527000 ** 3 printk messages dropped ** [ 1340.168049][ T32] r10:61c88647 r9:8556c800 r8:853049ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.188904][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.189834][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1340.190314][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.190560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1340.190956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.191007][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.191060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.191157][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.191202][ T32] r4:8484f680 [ 1340.191239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.191290][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.191336][ T32] r4:00000001 [ 1340.191383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.191456][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.191499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.191562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.191608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.191640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.191677][ T32] r4:848b22c0 [ 1340.191717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.191749][ T32] INFO: task kworker/1:404:5163 blocked for more than 466 seconds. [ 1340.191783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.191808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.191829][ T32] task:kworker/1:404 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.191951][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.192061][ T32] Call trace: [ 1340.192143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.192195][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000013 r6:eb7f9d8c r5:8556e000 [ 1340.192219][ T32] r4:8556e000 [ 1340.192272][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.192320][ T32] r5:8556e000 r4:8291a680 [ 1340.192340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.192411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.192489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1340.192550][ T32] r4:00000000 [ 1340.192603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.192642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.192706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.192752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f8a80 [ 1340.192799][ T32] r4:00000000 [ 1340.192852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.192929][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1340.192983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.193029][ T32] r5:00001000 r4:eb0ad000 [ 1340.193087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.193131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.193175][ T32] r5:85527f8c r4:85527c00 [ 1340.193195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.193241][ T32] r7:ddde2d80 r6:83018200 r5:85527f8c r4:85304880 [ 1340.193262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.193321][ T32] r10:61c88647 r9:8556e000 r8:853048ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.193373][ T32] r4:85304880 [ 1340.193407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.193456][ T32] r10:00000000 r9:85304880 r8:80287e08 r7:eb7f5e60 r6:85304900 r5:8556e000 [ 1340.193532][ T32] r4:00000001 [ 1340.193591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.193660][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1340.193691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.193720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.193783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.193816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.193875][ T32] r4:8531f900 [ 1340.194208][ T32] INFO: task kworker/1:404:5163 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.194257][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.194370][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.194440][ T32] Call trace: [ 1340.194484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.194565][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.194612][ T32] r4:00000000 [ 1340.194657][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.194702][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.194751][ T32] dd20: 8ea0f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.194784][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.194830][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.194904][ T32] r5:800f0013 r4:80239bb0 [ 1340.194928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.195008][ T32] r4:82ac21e4 [ 1340.195037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.195088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.195124][ T32] r4:dffaddc0 [ 1340.195146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.195199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 4 printk messages dropped ** [ 1340.195367][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1340.195678][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.195955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.196376][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.196800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.197206][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.197380][ T32] r5:8552778c r4:85527400 ** 3 printk messages dropped ** [ 1340.197526][ T32] r10:61c88647 r9:8556bc00 r8:85304aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.197868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.225306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.225389][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.225418][ T32] r4:00000000 [ 1340.225440][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.225483][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.225539][ T32] dd20: 8edc5000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.225574][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.225623][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.225652][ T32] r5:800f0013 r4:80239bb0 [ 1340.225695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.225773][ T32] r4:82ac21e4 [ 1340.225818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.225866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.225890][ T32] r4:dffaddc0 [ 1340.225910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.225953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.225976][ T32] r4:00000000 [ 1340.225996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.226045][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.226088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.226170][ T32] r5:00001000 r4:dfdc7000 [ 1340.226214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.226283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.226331][ T32] r5:848fc38c r4:848fc000 [ 1340.226353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.226401][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.226423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.226474][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.226498][ T32] r4:8484f680 [ 1340.226539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.226593][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.226638][ T32] r4:00000001 [ 1340.226684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.226725][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.226753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.226804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.226836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.226866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.226909][ T32] r4:848b22c0 [ 1340.226954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.227019][ T32] INFO: task kworker/1:406:5167 blocked for more than 466 seconds. [ 1340.227058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.227114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.227140][ T32] task:kworker/1:406 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.227211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.227537][ T32] r5:85570c00 r4:8291a680 ** 4 printk messages dropped ** [ 1340.227786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1340.241422][ T32] r5:85527b8c r4:85527800 [ 1340.241469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.241546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.241936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.242716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.243190][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.243404][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.243664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.244066][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 10 printk messages dropped ** [ 1340.244462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1340.244714][ T32] r10:8291a684 r9:eb805d84 r8:00000002 r7:60000113 r6:eb805d8c r5:85572400 ** 8 printk messages dropped ** [ 1340.245172][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.245533][ T32] r5:8475438c r4:84754000 [ 1340.245567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.245767][ T32] r4:85304c80 ** 6 printk messages dropped ** [ 1340.246004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.246618][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.246881][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1340.247061][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.247348][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.247634][ T32] r5:848fc38c r4:848fc000 ** 5 printk messages dropped ** [ 1340.247844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.269350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.269859][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.270065][ T32] r5:85582400 r4:8291a680 ** 5 printk messages dropped ** [ 1340.270357][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.270666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.270778][ T32] r7:ddde2d80 r6:83018200 r5:8473578c r4:85304d00 [ 1340.270801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.270850][ T32] r10:61c88647 r9:85582400 r8:85304d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.270888][ T32] r4:85304d00 [ 1340.270932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.270982][ T32] r10:00000000 r9:85304d00 r8:80287e08 r7:eb805e60 r6:852b1b80 r5:85582400 [ 1340.271006][ T32] r4:00000001 [ 1340.271026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.271062][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1340.271096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.271151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.271189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.271229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.271256][ T32] r4:8531e100 [ 1340.271692][ T32] INFO: task kworker/1:408:5171 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.271733][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.271808][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.271859][ T32] Call trace: [ 1340.271906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.271961][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.271984][ T32] r4:00000000 [ 1340.272004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.272045][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.272080][ T32] dd20: 8f88e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.272111][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.272137][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.272182][ T32] r5:800f0013 r4:80239bb0 [ 1340.272207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.272259][ T32] r4:82ac21e4 [ 1340.272303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.272351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.272374][ T32] r4:dffaddc0 [ 1340.272392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.272435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.272457][ T32] r4:00000000 [ 1340.272478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.272524][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.272566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.272614][ T32] r5:00001000 r4:dfdc7000 [ 1340.272634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.272695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.272747][ T32] r5:848fc38c r4:848fc000 [ 1340.272768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.272816][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.272838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.272906][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.272938][ T32] r4:8484f680 [ 1340.272967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.273024][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.273049][ T32] r4:00000001 [ 1340.273069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.273112][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.273138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.273170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.273198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.273251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.273277][ T32] r4:848b22c0 [ 1340.273298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.273325][ T32] INFO: task kworker/1:409:5173 blocked for more than 466 seconds. [ 1340.273355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.273410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.273461][ T32] task:kworker/1:409 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.273512][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.273599][ T32] Call trace: [ 1340.273677][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.273730][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:85573000 [ 1340.273774][ T32] r4:85573000 [ 1340.273818][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.273898][ T32] r5:85573000 r4:8291a680 [ 1340.273922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.273972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.274021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1340.274044][ T32] r4:00000000 [ 1340.274080][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.274149][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.274186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.274228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e980 [ 1340.274270][ T32] r4:00000000 [ 1340.274294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.274351][ T32] r9:83018205 r8:85573000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.274408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.274456][ T32] r5:00001000 r4:eb2ff000 [ 1340.274476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.274540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.274593][ T32] r5:855c078c r4:855c0400 [ 1340.274622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.274694][ T32] r7:ddde2d80 r6:83018200 r5:855c078c r4:85304f00 [ 1340.274719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.274788][ T32] r10:61c88647 r9:85573000 r8:85304f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.274834][ T32] r4:85304f00 [ 1340.274857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.274924][ T32] r10:00000000 r9:85304f00 r8:80287e08 r7:eb759e60 r6:85304f80 r5:85573000 [ 1340.274970][ T32] r4:00000001 [ 1340.274993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.275032][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1340.275058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.275118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.275150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.275182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.275264][ T32] r4:8531e200 [ 1340.275552][ T32] INFO: task kworker/1:409:5173 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 1 printk messages dropped ** [ 1340.275711][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.275948][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.276255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1340.276662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.276985][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.277150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.277447][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.277723][ T32] r5:85573c00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.277983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.299368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.299513][ T32] r7:ddde2d80 r6:83018200 r5:855c038c r4:85304d80 ** 4 printk messages dropped ** [ 1340.299693][ T32] r10:00000000 r9:85304d80 r8:80287e08 r7:eb809e60 r6:85304e80 r5:85573c00 ** 9 printk messages dropped ** [ 1340.300441][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.300935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.301331][ T32] r5:00001000 r4:dfdc7000 ** 1 printk messages dropped ** [ 1340.301398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.301441][ T32] r5:848fc38c r4:848fc000 [ 1340.301461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.301508][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.301530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.301579][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.301611][ T32] r4:8484f680 [ 1340.301634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.301684][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.301707][ T32] r4:00000001 [ 1340.301727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.301762][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.301789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.301818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.301845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.301875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.301897][ T32] r4:848b22c0 [ 1340.301918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.301946][ T32] INFO: task kworker/0:611:5176 blocked for more than 466 seconds. [ 1340.301979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.302015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.302040][ T32] task:kworker/0:611 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.302093][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.302165][ T32] Call trace: [ 1340.302195][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.302257][ T32] r10:8291a684 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:85570000 [ 1340.302296][ T32] r4:85570000 [ 1340.302342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.302389][ T32] r5:85570000 r4:8291a680 [ 1340.302410][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.302471][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.302519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1340.302564][ T32] r4:00000000 [ 1340.302587][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.302645][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.302725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.302791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530d5c0 [ 1340.302843][ T32] r4:00000000 [ 1340.302886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.302957][ T32] r9:83018005 r8:85570000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1340.303002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.303070][ T32] r5:00001000 r4:eb2e7000 [ 1340.303099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.303162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.303209][ T32] r5:855ec38c r4:855ec000 [ 1340.303231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.303278][ T32] r7:dddced80 r6:83018000 r5:855ec38c r4:852b1a00 [ 1340.303300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.303348][ T32] r10:61c88647 r9:85570000 r8:852b1a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.303370][ T32] r4:852b1a00 [ 1340.303389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.303444][ T32] r10:00000000 r9:852b1a00 r8:80287e08 r7:eb7ede60 r6:8528df80 r5:85570000 [ 1340.303472][ T32] r4:00000001 [ 1340.303491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.303549][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1340.303579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.303633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.303666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.303708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.303733][ T32] r4:8530d580 [ 1340.304001][ T32] INFO: task kworker/0:611:5176 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.304056][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.304204][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.304266][ T32] Call trace: [ 1340.304295][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1340.304432][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1340.304605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.305037][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1340.305340][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.305761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.306233][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.306500][ T32] r5:85575400 r4:8291a680 ** 5 printk messages dropped ** [ 1340.306748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.307293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.307460][ T32] r7:dddced80 r6:83018000 r5:855ecb8c r4:852b1c80 ** 4 printk messages dropped ** [ 1340.307667][ T32] r10:00000000 r9:852b1c80 r8:80287e08 r7:eb815e60 r6:853a5000 r5:85575400 ** 10 printk messages dropped ** [ 1340.331412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.331806][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.332215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1340.332630][ T32] r5:00001000 r4:dfdc7000 [ 1340.332650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.332693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.332738][ T32] r5:848fc38c r4:848fc000 [ 1340.332758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.332807][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.332829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.332887][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.332914][ T32] r4:8484f680 [ 1340.332954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.333007][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.333030][ T32] r4:00000001 [ 1340.333050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.333092][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.333140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.333195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.333246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.333299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.333346][ T32] r4:848b22c0 [ 1340.333371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.333432][ T32] INFO: task kworker/0:613:5180 blocked for more than 466 seconds. [ 1340.333471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.333517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.333568][ T32] task:kworker/0:613 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.333619][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.333686][ T32] Call trace: [ 1340.333717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.333788][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:85571800 [ 1340.333815][ T32] r4:85571800 [ 1340.333836][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.333880][ T32] r5:85571800 r4:8291a680 [ 1340.333899][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.333938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.333983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1340.334007][ T32] r4:00000000 [ 1340.334026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.334061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.334128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.334177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530de00 [ 1340.334199][ T32] r4:00000000 [ 1340.334219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.334264][ T32] r9:83018005 r8:85571800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1340.334308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.334398][ T32] r5:00001000 r4:eb5df000 [ 1340.334422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.334462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.334525][ T32] r5:855ec78c r4:855ec400 [ 1340.334568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.334620][ T32] r7:dddced80 r6:83018000 r5:855ec78c r4:852b1d00 [ 1340.334642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.334714][ T32] r10:61c88647 r9:85571800 r8:852b1d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.334749][ T32] r4:852b1d00 [ 1340.334769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.334836][ T32] r10:00000000 r9:852b1d00 r8:80287e08 r7:eb81de60 r6:853a5180 r5:85571800 [ 1340.334862][ T32] r4:00000001 [ 1340.334883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.334920][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1340.334966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.335021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.335071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.335150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.335178][ T32] r4:8530d500 [ 1340.335444][ T32] INFO: task kworker/0:613:5180 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.335476][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.335569][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.335659][ T32] Call trace: [ 1340.335713][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.335790][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.335818][ T32] r4:00000000 [ 1340.335839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.335880][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.335909][ T32] dd20: 8ff6b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.335939][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.335966][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.336010][ T32] r5:800f0013 r4:80239bb0 [ 1340.336068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.336118][ T32] r4:82ac21e4 [ 1340.336138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.336202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.336231][ T32] r4:dffaddc0 [ 1340.336252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.336295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.336348][ T32] r4:00000000 [ 1340.336372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.336418][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.336463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.336639][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1340.336846][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1340.337020][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1340.337274][ T32] INFO: task kworker/1:411:5182 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1340.337574][ T32] r10:8291a684 r9:eb825d84 r8:00000002 r7:60000013 r6:eb825d8c r5:85576c00 [ 1340.337598][ T32] r4:85576c00 [ 1340.337618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.337681][ T32] r5:85576c00 r4:8291a680 [ 1340.337724][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.337768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.337836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1340.337864][ T32] r4:00000000 [ 1340.337884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.337947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.356673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.356783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ed80 [ 1340.356811][ T32] r4:00000000 [ 1340.356843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.356898][ T32] r9:83018205 r8:85576c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.356941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.357013][ T32] r5:00001000 r4:eb451000 [ 1340.357044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.357093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.357138][ T32] r5:855c0f8c r4:855c0c00 [ 1340.357159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.357207][ T32] r7:ddde2d80 r6:83018200 r5:855c0f8c r4:853a5200 [ 1340.357229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.357297][ T32] r10:61c88647 r9:85576c00 r8:853a522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.357344][ T32] r4:853a5200 [ 1340.357369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.357418][ T32] r10:00000000 r9:853a5200 r8:80287e08 r7:eb809e60 r6:853a5080 r5:85576c00 [ 1340.357461][ T32] r4:00000001 [ 1340.357485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.357546][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1340.357582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.357633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.357685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.357739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.357785][ T32] r4:8531e940 [ 1340.363087][ T32] INFO: task kworker/1:411:5182 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.363172][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.363265][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.363339][ T32] Call trace: [ 1340.363391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.363451][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.363486][ T32] r4:00000000 [ 1340.363513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.363556][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.363587][ T32] dd20: 903b3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.363618][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.363644][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.363679][ T32] r5:800f0013 r4:80239bb0 [ 1340.363704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.363748][ T32] r4:82ac21e4 [ 1340.363768][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.363834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.363861][ T32] r4:dffaddc0 [ 1340.363883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.363926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.363949][ T32] r4:00000000 [ 1340.363990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.364042][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 3 printk messages dropped ** [ 1340.364204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.364538][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1340.364820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1340.365144][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:85574800 ** 5 printk messages dropped ** [ 1340.365368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 ** 6 printk messages dropped ** [ 1340.365584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.365843][ T32] r5:855c0b8c r4:855c0800 ** 1 printk messages dropped ** [ 1340.365929][ T32] r7:ddde2d80 r6:83018200 r5:855c0b8c r4:853a5100 ** 4 printk messages dropped ** [ 1340.366133][ T32] r10:00000000 r9:853a5100 r8:80287e08 r7:eb825e60 r6:853a5280 r5:85574800 ** 9 printk messages dropped ** [ 1340.366777][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.367343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1340.367744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.380524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.380795][ T32] r4:848b22c0 ** 3 printk messages dropped ** [ 1340.380988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.381355][ T32] r5:84baa400 r4:8291a680 ** 5 printk messages dropped ** [ 1340.381614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.381930][ T32] r5:00001000 r4:eb467000 ** 2 printk messages dropped ** [ 1340.382088][ T32] r5:855c138c r4:855c1000 ** 1 printk messages dropped ** [ 1340.382181][ T32] r7:ddde2d80 r6:83018200 r5:855c138c r4:853a5300 ** 4 printk messages dropped ** [ 1340.382385][ T32] r10:00000000 r9:853a5300 r8:80287e08 r7:eb825e60 r6:853a5400 r5:84baa400 ** 9 printk messages dropped ** [ 1340.383103][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.383667][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 7 printk messages dropped ** [ 1340.383966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.384311][ T32] r5:848fc38c r4:848fc000 ** 1 printk messages dropped ** [ 1340.384381][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.384402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.384450][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.384473][ T32] r4:8484f680 [ 1340.384493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.384540][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.384563][ T32] r4:00000001 [ 1340.384602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.384642][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.384670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.384699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.384726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.384756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.384778][ T32] r4:848b22c0 [ 1340.384812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.384862][ T32] INFO: task kworker/1:414:5188 blocked for more than 466 seconds. [ 1340.384893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.384931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.384996][ T32] task:kworker/1:414 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.385047][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.385097][ T32] Call trace: [ 1340.385127][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.385187][ T32] r10:8291a684 r9:eb831d84 r8:00000002 r7:60000013 r6:eb831d8c r5:855f0c00 [ 1340.385225][ T32] r4:855f0c00 [ 1340.385248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.385293][ T32] r5:855f0c00 r4:8291a680 [ 1340.385337][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.385395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.385444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1340.385467][ T32] r4:00000000 [ 1340.385486][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.385522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.385578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.385625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af040 [ 1340.385669][ T32] r4:00000000 [ 1340.385712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.385761][ T32] r9:83018205 r8:855f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.385783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.385828][ T32] r5:00001000 r4:eb473000 [ 1340.385848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.385888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.385930][ T32] r5:855c178c r4:855c1400 [ 1340.385972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.386022][ T32] r7:ddde2d80 r6:83018200 r5:855c178c r4:853a5480 [ 1340.386044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.386097][ T32] r10:61c88647 r9:855f0c00 r8:853a54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.386142][ T32] r4:853a5480 [ 1340.386174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.386224][ T32] r10:00000000 r9:853a5480 r8:80287e08 r7:eb82de60 r6:853a5580 r5:855f0c00 [ 1340.386270][ T32] r4:00000001 [ 1340.386295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.386342][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1340.386372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.386423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.386482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.386520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.386544][ T32] r4:8531ea00 [ 1340.386803][ T32] INFO: task kworker/1:414:5188 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.386836][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.386923][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.386968][ T32] Call trace: [ 1340.387030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.387092][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.387117][ T32] r4:00000000 [ 1340.387137][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.387186][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.387218][ T32] dd20: 907ba000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.387247][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.387273][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.387317][ T32] r5:800f0013 r4:80239bb0 [ 1340.387342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.387384][ T32] r4:82ac21e4 [ 1340.387424][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.387472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.387495][ T32] r4:dffaddc0 [ 1340.387535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.387581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.387604][ T32] r4:00000000 [ 1340.387634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.387683][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.387726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.387782][ T32] r5:00001000 r4:dfdc7000 [ 1340.387806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.387857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.410731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.410785][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.410810][ T32] r4:8484f680 [ 1340.410830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.410896][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.410924][ T32] r4:00000001 [ 1340.410965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.411009][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.411041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.411087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.411118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.411150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.411172][ T32] r4:848b22c0 [ 1340.411196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.411226][ T32] INFO: task kworker/1:415:5190 blocked for more than 466 seconds. [ 1340.411275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.411342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.411369][ T32] task:kworker/1:415 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.411428][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.411493][ T32] Call trace: [ 1340.411571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.411630][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:855f0000 [ 1340.411655][ T32] r4:855f0000 [ 1340.411676][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.411721][ T32] r5:855f0000 r4:8291a680 [ 1340.411763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.411807][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.411851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1340.411910][ T32] r4:00000000 [ 1340.411935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.411972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.412011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.412053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af2c0 [ 1340.412084][ T32] r4:00000000 [ 1340.412119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.412170][ T32] r9:83018205 r8:855f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.412193][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.412404][ T32] r5:855c1b8c r4:855c1800 [ 1340.412447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.412554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.412809][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) ** 6 printk messages dropped ** [ 1340.413481][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.414254][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.414282][ T32] r5:800f0013 r4:80239bb0 [ 1340.414304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.414350][ T32] r4:82ac21e4 [ 1340.414372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.414474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.414502][ T32] r4:dffaddc0 [ 1340.414621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.414669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.414734][ T32] r4:00000000 [ 1340.414759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.414806][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.414855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.414972][ T32] r5:00001000 r4:dfdc7000 [ 1340.415005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.415062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.415190][ T32] r5:848fc38c r4:848fc000 [ 1340.415221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.415300][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.415416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.415471][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.415495][ T32] r4:8484f680 [ 1340.415515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.415564][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.415732][ T32] r4:00000001 [ 1340.415784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.415965][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.415997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.416034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.416088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.416124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.416147][ T32] r4:848b22c0 [ 1340.416169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.416201][ T32] INFO: task kworker/1:416:5192 blocked for more than 466 seconds. [ 1340.416232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.416257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.416281][ T32] task:kworker/1:416 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.416334][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.416376][ T32] Call trace: [ 1340.416408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.416459][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:855f2400 [ 1340.416483][ T32] r4:855f2400 ** 3 printk messages dropped ** [ 1340.416649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.417613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.417883][ T32] r5:855c238c r4:855c2000 [ 1340.417966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.441337][ T32] r7:ddde2d80 r6:83018200 r5:855c238c r4:853a5500 [ 1340.441391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.441468][ T32] r10:61c88647 r9:855f2400 r8:853a552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.441505][ T32] r4:853a5500 [ 1340.441530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.441581][ T32] r10:00000000 r9:853a5500 r8:80287e08 r7:eb835e60 r6:853a5780 r5:855f2400 [ 1340.441605][ T32] r4:00000001 [ 1340.441625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.441665][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1340.441778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.441898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.441939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.441970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.442021][ T32] r4:853af280 [ 1340.442461][ T32] INFO: task kworker/1:416:5192 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.442558][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.442676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.442730][ T32] Call trace: [ 1340.442778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.442836][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1340.443088][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.443483][ T32] r4:dffaddc0 ** 4 printk messages dropped ** [ 1340.443699][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1340.444066][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.444280][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1340.444419][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1340.444718][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.445176][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.445807][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.446276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.446321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.446542][ T32] r10:61c88647 r9:855f3000 r8:853a562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.446846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.447562][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.447972][ T32] dd20: 910cb000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1340.459650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1340.460165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.460615][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.460749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.461307][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.461482][ T32] Call trace: [ 1340.461520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.461576][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:855f3c00 [ 1340.461600][ T32] r4:855f3c00 [ 1340.461621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.461666][ T32] r5:855f3c00 r4:8291a680 [ 1340.461686][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.461725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.461768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1340.461791][ T32] r4:00000000 [ 1340.461810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.461848][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.461958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.462075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af900 [ 1340.462240][ T32] r4:00000000 [ 1340.462271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.462319][ T32] r9:83018205 r8:855f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1340.462341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.462386][ T32] r5:00001000 r4:eb4bb000 [ 1340.462408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.462477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.462524][ T32] r5:855c2b8c r4:855c2800 [ 1340.462545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.462594][ T32] r7:ddde2d80 r6:83018200 r5:855c2b8c r4:853a5800 [ 1340.462615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.462717][ T32] r10:61c88647 r9:855f3c00 r8:853a582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.462747][ T32] r4:853a5800 [ 1340.462768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.462816][ T32] r10:00000000 r9:853a5800 r8:80287e08 r7:eb819e60 r6:853a5900 r5:855f3c00 [ 1340.462851][ T32] r4:00000001 [ 1340.462874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.462911][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1340.462993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.463111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.463153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.463187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.463210][ T32] r4:853af580 [ 1340.463568][ T32] INFO: task kworker/1:418:5196 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.463617][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.463762][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.463877][ T32] Call trace: [ 1340.463964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.464053][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.464099][ T32] r4:00000000 [ 1340.464124][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.464166][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.464380][ T32] dd20: 910cb000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.464454][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.464492][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.464518][ T32] r5:800f0013 r4:80239bb0 [ 1340.464566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.464610][ T32] r4:82ac21e4 [ 1340.464632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.464688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.464715][ T32] r4:dffaddc0 [ 1340.464736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.464779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.464802][ T32] r4:00000000 [ 1340.464824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.464869][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.464891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.464934][ T32] r5:00001000 r4:dfdc7000 [ 1340.464955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.465078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.465162][ T32] r5:848fc38c r4:848fc000 [ 1340.465187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.465237][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.465271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.465323][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1340.465688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.466117][ T32] INFO: task kworker/1:419:5198 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.466576][ T32] r5:855f4800 r4:8291a680 ** 2 printk messages dropped ** [ 1340.466707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 ** 8 printk messages dropped ** [ 1340.467285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.467494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.490433][ T32] r10:00000000 r9:853a5980 r8:80287e08 r7:eb7f1e60 r6:853a5a80 r5:855f4800 ** 7 printk messages dropped ** [ 1340.490950][ T32] r4:853af6c0 ** 5 printk messages dropped ** [ 1340.491867][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1340.492513][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.492665][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1340.493077][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1340.493436][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.493875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.494380][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.495133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.495437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.495814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.496021][ T32] r10:61c88647 r9:855f5400 r8:853a5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.496095][ T32] r4:853a5b00 [ 1340.496221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.496273][ T32] r10:00000000 r9:853a5b00 r8:80287e08 r7:eb7f1e60 r6:853a5b80 r5:855f5400 [ 1340.496430][ T32] r4:00000001 [ 1340.496542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.496751][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1340.496868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.496901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.496929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.496961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.496986][ T32] r4:853af9c0 [ 1340.497227][ T32] INFO: task kworker/1:420:5199 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.497261][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.497316][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.497360][ T32] Call trace: [ 1340.497390][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.497602][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.497631][ T32] r4:00000000 [ 1340.497680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.497794][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.497834][ T32] dd20: 914a1000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.497969][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.518996][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.519055][ T32] r5:800f0013 r4:80239bb0 [ 1340.519087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.519153][ T32] r4:82ac21e4 [ 1340.519174][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.519302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.519332][ T32] r4:dffaddc0 [ 1340.519354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.519427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.519638][ T32] r4:00000000 [ 1340.519866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.519918][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.519984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.520037][ T32] r5:00001000 r4:dfdc7000 [ 1340.520203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.520257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.520302][ T32] r5:848fc38c r4:848fc000 [ 1340.520324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.520414][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.520440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.520491][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.520514][ T32] r4:8484f680 [ 1340.520619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.520687][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.520715][ T32] r4:00000001 [ 1340.520736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.520774][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.520830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.520888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.520945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.521033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.521060][ T32] r4:848b22c0 [ 1340.521161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.521201][ T32] INFO: task kworker/1:421:5202 blocked for more than 467 seconds. [ 1340.521235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.521279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.521306][ T32] task:kworker/1:421 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.521442][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.521564][ T32] Call trace: [ 1340.521604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.521695][ T32] r10:8291a684 r9:eb841d84 r8:00000002 r7:60000013 r6:eb841d8c r5:855f6000 ** 2 printk messages dropped ** [ 1340.522128][ T32] r5:855f6000 r4:8291a680 ** 5 printk messages dropped ** [ 1340.522536][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.523048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.523099][ T32] r5:855c2f8c r4:855c2c00 ** 2 printk messages dropped ** [ 1340.523204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.523566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.524587][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1340.525215][ T32] r4:82ac21e4 [ 1340.525239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.525298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.525386][ T32] r4:dffaddc0 [ 1340.525409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.525454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.525675][ T32] r4:00000000 [ 1340.525719][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.525769][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.525791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.525834][ T32] r5:00001000 r4:dfdc7000 [ 1340.525925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.526140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.526248][ T32] r5:848fc38c r4:848fc000 [ 1340.526274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.526456][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.526482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.526533][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.526661][ T32] r4:8484f680 [ 1340.526691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.526769][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.526817][ T32] r4:00000001 [ 1340.526873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.526970][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.527000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.527099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.527202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.527236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.527315][ T32] r4:848b22c0 [ 1340.527423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.527455][ T32] INFO: task kworker/1:422:5204 blocked for more than 467 seconds. [ 1340.527484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.527510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.527572][ T32] task:kworker/1:422 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.527873][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.549095][ T32] Call trace: [ 1340.549287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.549366][ T32] r10:8291a684 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:855f6c00 [ 1340.549405][ T32] r4:855f6c00 [ 1340.549619][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.549835][ T32] r5:855f6c00 r4:8291a680 [ 1340.549874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.549948][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.549997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1340.550023][ T32] r4:00000000 [ 1340.550043][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.550093][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.550151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.550204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853afe40 [ 1340.550449][ T32] r4:00000000 [ 1340.550474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.550525][ T32] r9:83018205 r8:855f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 2 printk messages dropped ** [ 1340.550735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.550776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.551180][ T32] r10:61c88647 r9:855f6c00 r8:853a5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.551537][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.552190][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.552557][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.552882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1340.553314][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1340.553866][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 8 printk messages dropped ** [ 1340.554421][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.555357][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.555678][ T32] r5:855f1800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.556011][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.556475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.556517][ T32] r5:00001000 r4:eb535000 [ 1340.556620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.556665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.556721][ T32] r5:855c8f8c r4:855c8c00 [ 1340.556772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.556824][ T32] r7:ddde2d80 r6:83018200 r5:855c8f8c r4:853a5d00 [ 1340.556846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.556896][ T32] r10:61c88647 r9:855f1800 r8:853a5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.556920][ T32] r4:853a5d00 [ 1340.556939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.557026][ T32] r10:00000000 r9:853a5d00 r8:80287e08 r7:eb845e60 r6:853a5d80 r5:855f1800 [ 1340.557145][ T32] r4:00000001 [ 1340.557171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.557209][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1340.557265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.557443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.557474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.557505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.557584][ T32] r4:853afd40 [ 1340.557841][ T32] INFO: task kworker/1:423:5205 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.557976][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.586307][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.586464][ T32] Call trace: [ 1340.586574][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.586634][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.586659][ T32] r4:00000000 [ 1340.586682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.586724][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.586755][ T32] dd20: 91ef8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.586870][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.586902][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.586986][ T32] r5:800f0013 r4:80239bb0 [ 1340.587010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.587074][ T32] r4:82ac21e4 [ 1340.587104][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.587190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.587288][ T32] r4:dffaddc0 [ 1340.587312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.587356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.587378][ T32] r4:00000000 [ 1340.587399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.587975][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.587997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.601626][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.601672][ T32] r4:8484f680 [ 1340.601697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.601833][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.602061][ T32] r4:00000001 [ 1340.602093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.602337][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.602378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.602450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.602559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.602596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.602629][ T32] r4:848b22c0 [ 1340.602680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.602859][ T32] INFO: task kworker/1:424:5208 blocked for more than 467 seconds. [ 1340.603035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.603065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.603095][ T32] task:kworker/1:424 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.603153][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.603284][ T32] Call trace: [ 1340.603386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.603444][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:85576000 [ 1340.603468][ T32] r4:85576000 [ 1340.603489][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.603650][ T32] r5:85576000 r4:8291a680 [ 1340.603683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.603852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.603902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1340.603926][ T32] r4:00000000 [ 1340.603972][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.604020][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.604098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.604217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ea00 [ 1340.604434][ T32] r4:00000000 [ 1340.604459][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.604553][ T32] r9:83018205 r8:85576000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.604672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.604781][ T32] r5:00001000 r4:eb4f5000 [ 1340.604814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.604857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.604902][ T32] r5:855c3b8c r4:855c3800 [ 1340.604924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.605012][ T32] r7:ddde2d80 r6:83018200 r5:855c3b8c r4:853a5e00 [ 1340.605038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.605094][ T32] r10:61c88647 r9:85576000 r8:853a5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.605120][ T32] r4:853a5e00 [ 1340.605140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.605187][ T32] r10:00000000 r9:853a5e00 r8:80287e08 r7:eb849e60 r6:853a5f00 r5:85576000 [ 1340.605210][ T32] r4:00000001 [ 1340.605286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.605586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.606644][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.607012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1340.607850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.628590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.628639][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.628679][ T32] r4:00000001 [ 1340.628718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.628761][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.628792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.628822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.628849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.628881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.628916][ T32] r4:848b22c0 [ 1340.628944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.628974][ T32] INFO: task kworker/1:425:5210 blocked for more than 467 seconds. [ 1340.629036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.629065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.629095][ T32] task:kworker/1:425 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.629154][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.629199][ T32] Call trace: [ 1340.629282][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.629340][ T32] r10:8291a684 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:85556000 [ 1340.629378][ T32] r4:85556000 [ 1340.629402][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.629473][ T32] r5:85556000 r4:8291a680 [ 1340.629498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.629539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.629584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1340.629634][ T32] r4:00000000 [ 1340.629657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.629695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.629735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.629875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69dc0 [ 1340.629909][ T32] r4:00000000 [ 1340.629986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.630084][ T32] r9:83018205 r8:85556000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1340.630125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.630172][ T32] r5:00001000 r4:eb501000 [ 1340.630193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.630233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.630279][ T32] r5:855c3f8c r4:855c3c00 [ 1340.630402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.630517][ T32] r7:ddde2d80 r6:83018200 r5:855c3f8c r4:85303080 [ 1340.630634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.630696][ T32] r10:61c88647 r9:85556000 r8:853030ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.630722][ T32] r4:85303080 [ 1340.630741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.630844][ T32] r10:00000000 r9:85303080 r8:80287e08 r7:eb849e60 r6:85303000 r5:85556000 [ 1340.630956][ T32] r4:00000001 [ 1340.630979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.631016][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1340.631044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.631079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.631134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.631283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.631361][ T32] r4:84a69e80 [ 1340.631779][ T32] INFO: task kworker/1:425:5210 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.631902][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.632782][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1340.633086][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.633316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1340.633840][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1340.634038][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1340.634305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.634798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1340.635163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 ** 5 printk messages dropped ** [ 1340.635530][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.635760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.635931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.636277][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) ** 4 printk messages dropped ** [ 1340.636415][ T32] r4:8530a080 ** 3 printk messages dropped ** [ 1340.637151][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.637241][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.637266][ T32] r4:00000000 [ 1340.637287][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.637330][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.637359][ T32] dd20: 92559000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.637391][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.637417][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.637442][ T32] r5:800f0013 r4:80239bb0 [ 1340.637635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.637680][ T32] r4:82ac21e4 [ 1340.637700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.637744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.637783][ T32] r4:dffaddc0 [ 1340.638038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.662969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.663070][ T32] r4:00000000 [ 1340.663113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.663180][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.663277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.663330][ T32] r5:00001000 r4:dfdc7000 [ 1340.663393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.663439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.663485][ T32] r5:848fc38c r4:848fc000 [ 1340.663506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.663555][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.663577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.663626][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.663649][ T32] r4:8484f680 [ 1340.663739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.663834][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.663948][ T32] r4:00000001 [ 1340.663972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.664012][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.664069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.664114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.664143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.664174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.664197][ T32] r4:848b22c0 [ 1340.664221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.664279][ T32] INFO: task kworker/1:427:5214 blocked for more than 467 seconds. [ 1340.664317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.664368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.664395][ T32] task:kworker/1:427 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.664526][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.664618][ T32] Call trace: [ 1340.664927][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.665036][ T32] r10:8291a684 r9:eb85dd84 r8:00000002 r7:60000113 r6:eb85dd8c r5:855f8c00 [ 1340.665065][ T32] r4:855f8c00 [ 1340.665093][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.665140][ T32] r5:855f8c00 r4:8291a680 [ 1340.665251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.665296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.665341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1340.665364][ T32] r4:00000000 [ 1340.665458][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.665505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.665541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.665584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a200 [ 1340.665607][ T32] r4:00000000 [ 1340.665683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.665789][ T32] r9:83018205 r8:855f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.665901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.665949][ T32] r5:00001000 r4:eb519000 [ 1340.666013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.666059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.666123][ T32] r5:855c878c r4:855c8400 [ 1340.666146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.666220][ T32] r7:ddde2d80 r6:83018200 r5:855c878c r4:85303180 [ 1340.666246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.666321][ T32] r10:61c88647 r9:855f8c00 r8:853031ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.666349][ T32] r4:85303180 [ 1340.666370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.666445][ T32] r10:00000000 r9:85303180 r8:80287e08 r7:eb849e60 r6:85303380 r5:855f8c00 [ 1340.666500][ T32] r4:00000001 [ 1340.666550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.666831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.667558][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.667829][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1340.685313][ T32] r4:dffaddc0 ** 7 printk messages dropped ** [ 1340.685859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.686586][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.686855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.687965][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.701553][ T32] r5:855f9800 r4:8291a680 ** 3 printk messages dropped ** [ 1340.701710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.701913][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.702285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.702574][ T32] r7:ddde2d80 r6:83018200 r5:855c8b8c r4:85303200 ** 4 printk messages dropped ** [ 1340.702749][ T32] r10:00000000 r9:85303200 r8:80287e08 r7:eb849e60 r6:85303480 r5:855f9800 ** 2 printk messages dropped ** [ 1340.702831][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1340.702862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.702962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.703075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.703158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.703286][ T32] r4:8530a1c0 [ 1340.703678][ T32] INFO: task kworker/1:428:5215 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.703714][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.703828][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.703878][ T32] Call trace: [ 1340.703969][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.704035][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.704064][ T32] r4:00000000 [ 1340.704090][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.704151][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.704184][ T32] dd20: 92c2d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.704214][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.704241][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.704266][ T32] r5:800f0013 r4:80239bb0 [ 1340.704313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.704358][ T32] r4:82ac21e4 [ 1340.704379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.704424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.704448][ T32] r4:dffaddc0 [ 1340.704468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.704512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.704535][ T32] r4:00000000 [ 1340.704556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.704602][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.704624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704668][ T32] r5:00001000 r4:dfdc7000 [ 1340.704717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.704763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704833][ T32] r5:848fc38c r4:848fc000 [ 1340.704857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.704907][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.704930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.704979][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.705002][ T32] r4:8484f680 [ 1340.705022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.705088][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.705117][ T32] r4:00000001 [ 1340.705137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705229][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.705347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.705389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.705420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.705645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.705672][ T32] r4:848b22c0 [ 1340.705763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.705966][ T32] INFO: task kworker/1:429:5218 blocked for more than 467 seconds. [ 1340.706004][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.706138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.706166][ T32] task:kworker/1:429 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.706459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.706597][ T32] Call trace: [ 1340.706703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.706781][ T32] r10:8291a684 r9:eb861d84 r8:00000002 r7:60000113 r6:eb861d8c r5:855fa400 [ 1340.706821][ T32] r4:855fa400 [ 1340.706845][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.706987][ T32] r5:855fa400 r4:8291a680 [ 1340.707085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.707216][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.707273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1340.707638][ T32] r4:00000000 [ 1340.707663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.707701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.707736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.722612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.722808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.723143][ T32] r10:61c88647 r9:855fa400 r8:8530332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.723580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.724364][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.724538][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1340.724730][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1340.724975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.725387][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.725618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.725651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.725679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.725763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.725816][ T32] r4:848b22c0 [ 1340.725841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.725869][ T32] INFO: task kworker/1:430:5219 blocked for more than 467 seconds. [ 1340.725903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.725928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.725949][ T32] task:kworker/1:430 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.725995][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.726062][ T32] Call trace: [ 1340.726142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.726199][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:855fb000 [ 1340.726223][ T32] r4:855fb000 [ 1340.726245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.726289][ T32] r5:855fb000 r4:8291a680 [ 1340.726340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.726385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.726431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1340.726455][ T32] r4:00000000 [ 1340.726475][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.726511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.726564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.726622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a700 [ 1340.726648][ T32] r4:00000000 [ 1340.726670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.726719][ T32] r9:83018205 r8:855fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1340.726742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.726785][ T32] r5:00001000 r4:eb54b000 [ 1340.726833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.726879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.726922][ T32] r5:855c938c r4:855c9000 [ 1340.726961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.727012][ T32] r7:ddde2d80 r6:83018200 r5:855c938c r4:85303400 [ 1340.727034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.727090][ T32] r10:61c88647 r9:855fb000 r8:8530342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.727114][ T32] r4:85303400 [ 1340.727135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.727181][ T32] r10:00000000 r9:85303400 r8:80287e08 r7:eb861e60 r6:85303500 r5:855fb000 [ 1340.727230][ T32] r4:00000001 [ 1340.727265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.727305][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1340.727333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.727364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.727391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.727424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.727447][ T32] r4:8530a580 [ 1340.727707][ T32] INFO: task kworker/1:430:5219 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.727769][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.727924][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.745614][ T32] Call trace: [ 1340.745680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.745783][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.745839][ T32] r4:00000000 [ 1340.745871][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.745917][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 3 printk messages dropped ** [ 1340.746070][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.746279][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1340.746514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.747056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.747345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.747722][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.748018][ T32] r5:855fc800 r4:8291a680 ** 3 printk messages dropped ** [ 1340.752805][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.753088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a940 ** 6 printk messages dropped ** [ 1340.753359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.753542][ T32] r10:61c88647 r9:855fc800 r8:8530362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.753799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.754630][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.755119][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.755602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 8 printk messages dropped ** [ 1340.756210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.756576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.756641][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.756725][ T32] r4:00000001 [ 1340.756748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.756785][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.756812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.756843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.756872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.756902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.756927][ T32] r4:848b22c0 [ 1340.756990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.757022][ T32] INFO: task kworker/1:432:5224 blocked for more than 467 seconds. [ 1340.757055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.757086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.757108][ T32] task:kworker/1:432 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.757156][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.757219][ T32] Call trace: [ 1340.757250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.757315][ T32] r10:8291a684 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:855fd400 [ 1340.757413][ T32] r4:855fd400 [ 1340.757502][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.757598][ T32] r5:855fd400 r4:8291a680 [ 1340.757624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.757685][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.757733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1340.757790][ T32] r4:00000000 [ 1340.757979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.775401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.775511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.775588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4040 [ 1340.775618][ T32] r4:00000000 [ 1340.775641][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.775692][ T32] r9:83018205 r8:855fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1340.775742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.775794][ T32] r5:00001000 r4:eb5fd000 [ 1340.775816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.775857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.775902][ T32] r5:855cab8c r4:855ca800 [ 1340.775959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.776013][ T32] r7:ddde2d80 r6:83018200 r5:855cab8c r4:85303680 [ 1340.776061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.776121][ T32] r10:61c88647 r9:855fd400 r8:853036ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.776145][ T32] r4:85303680 [ 1340.776166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.776214][ T32] r10:00000000 r9:85303680 r8:80287e08 r7:eb861e60 r6:85303800 r5:855fd400 [ 1340.776238][ T32] r4:00000001 [ 1340.776259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.776297][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1340.776344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.776404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.776436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.776479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.776589][ T32] r4:8530aa40 [ 1340.777158][ T32] INFO: task kworker/1:432:5224 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.777424][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.777524][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.777574][ T32] Call trace: [ 1340.777678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.777737][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.777815][ T32] r4:00000000 [ 1340.777841][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.778001][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.789011][ T32] dd20: 93732000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.789076][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.789244][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.789278][ T32] r5:800f0013 r4:80239bb0 [ 1340.789363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.789424][ T32] r4:82ac21e4 [ 1340.789446][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.789493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.789576][ T32] r4:dffaddc0 [ 1340.790009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.790192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.790224][ T32] r4:00000000 [ 1340.790246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.790327][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.790365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.790416][ T32] r5:00001000 r4:dfdc7000 [ 1340.790437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.790478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.790522][ T32] r5:848fc38c r4:848fc000 [ 1340.790543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.790591][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.790614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.790663][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.790713][ T32] r4:8484f680 [ 1340.790738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.790788][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.790837][ T32] r4:00000001 [ 1340.790965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.791024][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.791055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.791096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.791153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.791215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.791242][ T32] r4:848b22c0 [ 1340.791267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.791338][ T32] INFO: task kworker/1:433:5225 blocked for more than 467 seconds. [ 1340.791384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.791409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.791559][ T32] task:kworker/1:433 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.791621][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.791667][ T32] Call trace: [ 1340.791716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.791772][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:855fe000 [ 1340.791854][ T32] r4:855fe000 [ 1340.791971][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.792021][ T32] r5:855fe000 r4:8291a680 [ 1340.792043][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.792263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.792350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1340.792377][ T32] r4:00000000 [ 1340.792398][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.792445][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.792483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.792598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ac00 [ 1340.792631][ T32] r4:00000000 [ 1340.792653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.792700][ T32] r9:83018205 r8:855fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 3 printk messages dropped ** [ 1340.793091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.793138][ T32] r5:855c9f8c r4:855c9c00 [ 1340.793158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.793470][ T32] r10:00000000 r9:85303880 r8:80287e08 r7:eb869e60 r6:85303700 r5:855fe000 ** 7 printk messages dropped ** [ 1340.793741][ T32] r4:8530aa40 ** 3 printk messages dropped ** [ 1340.794404][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.794611][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1340.794844][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.795079][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.795368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.796092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.796282][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1340.796468][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.796766][ T32] r5:855fec00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.796896][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.797073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ac80 ** 6 printk messages dropped ** [ 1340.797714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.797824][ T32] r7:ddde2d80 r6:83018200 r5:855ca38c r4:85303900 ** 4 printk messages dropped ** [ 1340.812318][ T32] r10:00000000 r9:85303900 r8:80287e08 r7:eb869e60 r6:85303a00 r5:855fec00 ** 6 printk messages dropped ** [ 1340.812814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.814124][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.814193][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.814223][ T32] dd20: 9380c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.814347][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.814385][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.814411][ T32] r5:800f0013 r4:80239bb0 [ 1340.814546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.814634][ T32] r4:82ac21e4 [ 1340.814660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.814706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.814731][ T32] r4:dffaddc0 [ 1340.814781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.814829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.814866][ T32] r4:00000000 [ 1340.814890][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.814939][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.814961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.815005][ T32] r5:00001000 r4:dfdc7000 [ 1340.815026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.815067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.815120][ T32] r5:848fc38c r4:848fc000 [ 1340.815141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.815190][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.815213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.815263][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.815286][ T32] r4:8484f680 [ 1340.815305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.815353][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.815379][ T32] r4:00000001 [ 1340.815470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.815512][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.815568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.815601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.815632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.815663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.815742][ T32] r4:848b22c0 [ 1340.815774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.815810][ T32] INFO: task kworker/1:435:5229 blocked for more than 467 seconds. [ 1340.815994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.816035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.816189][ T32] task:kworker/1:435 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.816365][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.816519][ T32] Call trace: [ 1340.816555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.816606][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:855fbc00 [ 1340.816631][ T32] r4:855fbc00 [ 1340.816717][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.816893][ T32] r5:855fbc00 r4:8291a680 [ 1340.816918][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.816987][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.817035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1340.817059][ T32] r4:00000000 [ 1340.817079][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.817122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.817157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.817199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530afc0 [ 1340.817223][ T32] r4:00000000 [ 1340.817243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.817316][ T32] r9:83018205 r8:855fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1340.817406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.817453][ T32] r5:00001000 r4:eb5f1000 [ 1340.817474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.817539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.817592][ T32] r5:855ca78c r4:855ca400 [ 1340.817627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.817678][ T32] r7:ddde2d80 r6:83018200 r5:855ca78c r4:85303a80 [ 1340.817700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.817750][ T32] r10:61c88647 r9:855fbc00 r8:85303aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.817800][ T32] r4:85303a80 [ 1340.817824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.817873][ T32] r10:00000000 r9:85303a80 r8:80287e08 r7:eb869e60 r6:85303980 r5:855fbc00 [ 1340.817896][ T32] r4:00000001 [ 1340.817917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.818023][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1340.842852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.842905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.842961][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.843002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.843068][ T32] r4:8530acc0 [ 1340.843463][ T32] INFO: task kworker/1:435:5229 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.843542][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.843712][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.843979][ T32] Call trace: [ 1340.844177][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.844239][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.844290][ T32] r4:00000000 [ 1340.844403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.844449][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.844481][ T32] dd20: 93bcf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.844511][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.844581][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.844610][ T32] r5:800f0013 r4:80239bb0 [ 1340.844660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.844778][ T32] r4:82ac21e4 [ 1340.844873][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.844922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.844987][ T32] r4:dffaddc0 [ 1340.845012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.845056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.845214][ T32] r4:00000000 [ 1340.845247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.845324][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.845351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.845442][ T32] r5:00001000 r4:dfdc7000 [ 1340.845474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.845548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.845655][ T32] r5:848fc38c r4:848fc000 [ 1340.845770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.845880][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.845993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.846050][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.846216][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.846536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.846813][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.847392][ T32] r5:85600000 r4:8291a680 ** 3 printk messages dropped ** [ 1340.847724][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.861816][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.862157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.862300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.862610][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) ** 6 printk messages dropped ** [ 1340.863210][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.864600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1340.865101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.865546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1340.865732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.865786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.865820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.865845][ T32] r4:848b22c0 [ 1340.865866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865893][ T32] INFO: task kworker/1:436:5234 blocked for more than 467 seconds. [ 1340.865948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.865976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865997][ T32] task:kworker/1:436 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.866155][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.866199][ T32] Call trace: [ 1340.866350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.866401][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:85600c00 [ 1340.866426][ T32] r4:85600c00 [ 1340.866446][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.866490][ T32] r5:85600c00 r4:8291a680 [ 1340.866538][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.866590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.866841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1340.866868][ T32] r4:00000000 [ 1340.867048][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.867100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.867145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.867189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4440 [ 1340.867254][ T32] r4:00000000 [ 1340.867296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.867346][ T32] r9:83018205 r8:85600c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1340.867555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.867672][ T32] r5:00001000 r4:dfa75000 [ 1340.867781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.867895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.868004][ T32] r5:855cb78c r4:855cb400 [ 1340.891840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.891941][ T32] r7:ddde2d80 r6:83018200 r5:855cb78c r4:85303b80 [ 1340.891967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.892021][ T32] r10:61c88647 r9:85600c00 r8:85303bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.892046][ T32] r4:85303b80 [ 1340.892067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.892123][ T32] r10:00000000 r9:85303b80 r8:80287e08 r7:eb869e60 r6:85303c80 r5:85600c00 [ 1340.892148][ T32] r4:00000001 [ 1340.892171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.892211][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1340.892242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.892347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.892380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.892412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.892437][ T32] r4:852a4080 [ 1340.892814][ T32] INFO: task kworker/1:436:5234 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.892850][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.892945][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.893008][ T32] Call trace: [ 1340.893040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.893128][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.893159][ T32] r4:00000000 [ 1340.893311][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.893368][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1340.893669][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.894084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1340.894770][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1340.895265][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1340.895572][ T32] INFO: task kworker/1:437:5236 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.896269][ T32] r5:85602400 r4:8291a680 ** 3 printk messages dropped ** [ 1340.896516][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.896712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a41c0 ** 6 printk messages dropped ** [ 1340.896940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.897434][ T32] r10:61c88647 r9:85602400 r8:85303d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.897786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.898350][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.920927][ T32] dd20: 94697000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1340.921335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1340.921907][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1340.922159][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.922376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.922640][ T32] INFO: task kworker/1:438:5239 blocked for more than 467 seconds. [ 1340.922672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.922726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.922761][ T32] task:kworker/1:438 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.922841][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.922960][ T32] Call trace: [ 1340.923004][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.923059][ T32] r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:85603000 [ 1340.923089][ T32] r4:85603000 [ 1340.923112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.923158][ T32] r5:85603000 r4:8291a680 [ 1340.923248][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.923351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.923401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1340.923453][ T32] r4:00000000 [ 1340.923476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.923514][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.923551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.923594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a43c0 [ 1340.923654][ T32] r4:00000000 [ 1340.923685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.923733][ T32] r9:83018205 r8:85603000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1340.923756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.923798][ T32] r5:00001000 r4:df83d000 [ 1340.923836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.923881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.923953][ T32] r5:855cb38c r4:855cb000 [ 1340.924068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.924127][ T32] r7:ddde2d80 r6:83018200 r5:855cb38c r4:85303c00 [ 1340.924276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.924335][ T32] r10:61c88647 r9:85603000 r8:85303c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.924360][ T32] r4:85303c00 [ 1340.924481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.924776][ T32] r10:00000000 r9:85303c00 r8:80287e08 r7:eb87de60 r6:85303e80 r5:85603000 [ 1340.924803][ T32] r4:00000001 [ 1340.924840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.924929][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1340.924989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.925024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.925052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.925092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.925118][ T32] r4:852a4380 [ 1340.925456][ T32] INFO: task kworker/1:438:5239 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.925498][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.925668][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.925995][ T32] Call trace: [ 1340.926047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.926149][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.926179][ T32] r4:00000000 [ 1340.926200][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.926242][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.926298][ T32] dd20: 94697000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.926419][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.926535][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.926575][ T32] r5:800f0013 r4:80239bb0 [ 1340.926601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.926644][ T32] r4:82ac21e4 [ 1340.926838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.926887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.926953][ T32] r4:dffaddc0 [ 1340.926976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.927094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.927122][ T32] r4:00000000 [ 1340.927169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.927226][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.927289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.927409][ T32] r5:00001000 r4:dfdc7000 [ 1340.927451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.927498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.927543][ T32] r5:848fc38c r4:848fc000 [ 1340.927564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.927638][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.927671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.927723][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.927746][ T32] r4:8484f680 [ 1340.927852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.927975][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.943192][ T32] r4:00000001 [ 1340.943231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.943286][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.943431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.943467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.943497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.943529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.943554][ T32] r4:848b22c0 [ 1340.943577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1340.944126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1340.944515][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.944776][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.945337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.945528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.945901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.946858][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.947170][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1340.947765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1340.960880][ T32] r4:00000000 [ 1340.960930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.960997][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.961021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.961068][ T32] r5:00001000 r4:dfdc7000 [ 1340.961098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.961142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.961186][ T32] r5:848fc38c r4:848fc000 [ 1340.961206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.961255][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.961278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.961326][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.961349][ T32] r4:8484f680 [ 1340.961369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.961417][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.961455][ T32] r4:00000001 [ 1340.961480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.961520][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.961551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.961581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.961608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.961638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.961662][ T32] r4:848b22c0 [ 1340.961691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.961720][ T32] INFO: task kworker/1:440:5242 blocked for more than 467 seconds. [ 1340.961763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.961793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.961817][ T32] task:kworker/1:440 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.961872][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.961917][ T32] Call trace: [ 1340.962004][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.962079][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000013 r6:eb775d8c r5:84ba4800 [ 1340.962125][ T32] r4:84ba4800 [ 1340.962174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.962230][ T32] r5:84ba4800 r4:8291a680 [ 1340.962252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.962293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.962338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1340.962360][ T32] r4:00000000 [ 1340.962394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.962433][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.962471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.962514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4380 [ 1340.962538][ T32] r4:00000000 [ 1340.962558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.962762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.962972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.963264][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) ** 6 printk messages dropped ** [ 1340.963837][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.964350][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.964585][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1340.964848][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1340.965288][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1340.965391][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1340.965919][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1340.966092][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.966535][ T32] r4:84ba5400 ** 4 printk messages dropped ** [ 1340.966731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 ** 6 printk messages dropped ** [ 1340.967323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.967719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.991499][ T32] r10:61c88647 r9:84ba5400 r8:852ac02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.991553][ T32] r4:852ac000 [ 1340.991578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.991668][ T32] r10:00000000 r9:852ac000 r8:80287e08 r7:eb709e60 r6:852b1d80 r5:84ba5400 [ 1340.991719][ T32] r4:00000001 [ 1340.991743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.991810][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1340.991844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.991972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.992017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.992087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.992116][ T32] r4:852a4640 [ 1340.992508][ T32] INFO: task kworker/1:441:5244 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1340.992547][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.992639][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.992693][ T32] Call trace: [ 1340.992725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.992954][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1340.992983][ T32] r4:00000000 [ 1340.993004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.993045][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1340.993164][ T32] dd20: 94f45000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1340.993284][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1340.993402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.993431][ T32] r5:800f0013 r4:80239bb0 [ 1340.993611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.993666][ T32] r4:82ac21e4 [ 1340.993729][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.993779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1340.993849][ T32] r4:dffaddc0 [ 1340.993892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.993941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1340.993965][ T32] r4:00000000 [ 1340.993986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.994077][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.994151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.994277][ T32] r5:00001000 r4:dfdc7000 [ 1340.994333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.994405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.994459][ T32] r5:848fc38c r4:848fc000 [ 1340.994508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.994641][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1340.994669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.994733][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.994766][ T32] r4:8484f680 [ 1340.994787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.994838][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1340.994889][ T32] r4:00000001 [ 1340.994913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.995004][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1340.995041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.995070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.995128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.995163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.995186][ T32] r4:848b22c0 [ 1340.995207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.995234][ T32] INFO: task kworker/1:442:5245 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.995313][ T32] task:kworker/1:442 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.996031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 ** 10 printk messages dropped ** [ 1340.996634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.996693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.996857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.997328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.998126][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.008051][ T32] dd20: 94f45000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1341.009020][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.009278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.009667][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.009874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.010226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.010563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.010863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.011071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.011441][ T32] r10:00000000 r9:852ac200 r8:80287e08 r7:eb88de60 r6:852b1f00 r5:84ba3000 ** 9 printk messages dropped ** [ 1341.012229][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.012836][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.013026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.013476][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 2 printk messages dropped ** [ 1341.013612][ T32] r4:8484f680 [ 1341.013668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.013722][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.013768][ T32] r4:00000001 [ 1341.013811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.013852][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.013908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.013964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.014021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.014056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.014086][ T32] r4:848b22c0 [ 1341.014131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.014159][ T32] INFO: task kworker/1:444:5249 blocked for more than 467 seconds. [ 1341.014190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.014214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.014259][ T32] task:kworker/1:444 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.014333][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.014397][ T32] Call trace: [ 1341.014428][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.014478][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000113 r6:eb89dd8c r5:84ba6c00 [ 1341.014502][ T32] r4:84ba6c00 [ 1341.014558][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.014608][ T32] r5:84ba6c00 r4:8291a680 [ 1341.014650][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.014704][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.014768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1341.014807][ T32] r4:00000000 [ 1341.014830][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.014887][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.014946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.014994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4bc0 [ 1341.015019][ T32] r4:00000000 [ 1341.015040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.015117][ T32] r9:83018205 r8:84ba6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1341.015171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.015223][ T32] r5:00001000 r4:eada3000 [ 1341.015265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.015311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.015355][ T32] r5:855d4b8c r4:855d4800 [ 1341.015380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.015428][ T32] r7:ddde2d80 r6:83018200 r5:855d4b8c r4:852ac100 [ 1341.015450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.015498][ T32] r10:61c88647 r9:84ba6c00 r8:852ac12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.015522][ T32] r4:852ac100 [ 1341.015551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.015601][ T32] r10:00000000 r9:852ac100 r8:80287e08 r7:eb899e60 r6:852b1f80 r5:84ba6c00 [ 1341.015626][ T32] r4:00000001 [ 1341.015646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.015693][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1341.015725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.015789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.015829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.015865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.015890][ T32] r4:852a4c40 [ 1341.016155][ T32] INFO: task kworker/1:444:5249 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.016189][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.016270][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.016353][ T32] Call trace: [ 1341.016406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.016522][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.016570][ T32] r4:00000000 [ 1341.016615][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.016661][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.016695][ T32] dd20: 94f45000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.016729][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.016756][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.016783][ T32] r5:800f0013 r4:80239bb0 [ 1341.016805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.016848][ T32] r4:82ac21e4 [ 1341.016869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.016914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.016938][ T32] r4:dffaddc0 [ 1341.016958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.017001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.017025][ T32] r4:00000000 [ 1341.017046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.017121][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.017169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.017216][ T32] r5:00001000 r4:dfdc7000 [ 1341.017239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.017282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.017326][ T32] r5:848fc38c r4:848fc000 ** 1 printk messages dropped ** [ 1341.017445][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1341.017684][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.017858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.050998][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.051316][ T32] r5:84ba6000 r4:8291a680 ** 2 printk messages dropped ** [ 1341.051445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 ** 5 printk messages dropped ** [ 1341.051707][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.052027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1341.052134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.052382][ T32] r10:00000000 r9:852ac280 r8:80287e08 r7:eb899e60 r6:8527f000 r5:84ba6000 ** 6 printk messages dropped ** [ 1341.052678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.053425][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1341.053694][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.053924][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1341.054056][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.054463][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1341.054682][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.054837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.055149][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.055358][ T32] r4:84ba1800 ** 4 printk messages dropped ** [ 1341.055547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 ** 3 printk messages dropped ** [ 1341.055696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.055758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4f40 [ 1341.055795][ T32] r4:00000000 [ 1341.055816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.055862][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1341.055884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.055926][ T32] r5:00001000 r4:eaebb000 [ 1341.055969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.056036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.056088][ T32] r5:855d578c r4:855d5400 [ 1341.056109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.056156][ T32] r7:ddde2d80 r6:83018200 r5:855d578c r4:852ac300 [ 1341.056236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.056288][ T32] r10:61c88647 r9:84ba1800 r8:852ac32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.056311][ T32] r4:852ac300 [ 1341.056330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.056375][ T32] r10:00000000 r9:852ac300 r8:80287e08 r7:eb795e60 r6:8527f080 r5:84ba1800 [ 1341.056417][ T32] r4:00000001 [ 1341.056463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.056503][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1341.056579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.056611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.056659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.056712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.056758][ T32] r4:852a4e80 [ 1341.057034][ T32] INFO: task kworker/1:446:5255 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.057095][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.057166][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.057210][ T32] Call trace: [ 1341.057254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.057310][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.057335][ T32] r4:00000000 [ 1341.057355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.057395][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.057424][ T32] dd20: 958cf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.057475][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.057504][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.057550][ T32] r5:800f0013 r4:80239bb0 [ 1341.057574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.057635][ T32] r4:82ac21e4 [ 1341.057679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.057746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.057795][ T32] r4:dffaddc0 [ 1341.057817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.057860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.057951][ T32] r4:00000000 [ 1341.067204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.067311][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.067349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.067402][ T32] r5:00001000 r4:dfdc7000 [ 1341.067423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.067485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.067532][ T32] r5:848fc38c r4:848fc000 [ 1341.067554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.067624][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.067655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.067706][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.067729][ T32] r4:8484f680 [ 1341.067749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.067806][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.067852][ T32] r4:00000001 [ 1341.067876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.067962][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.068388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.068428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.068457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.068502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.068529][ T32] r4:848b22c0 [ 1341.068553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.068582][ T32] INFO: task kworker/1:447:5257 blocked for more than 467 seconds. [ 1341.068614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.068638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.068660][ T32] task:kworker/1:447 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.068734][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.068813][ T32] Call trace: [ 1341.068867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.068924][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:84ba0c00 ** 2 printk messages dropped ** [ 1341.069089][ T32] r5:84ba0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1341.069289][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.069444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292040 ** 6 printk messages dropped ** [ 1341.069781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.069940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.070194][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) ** 4 printk messages dropped ** [ 1341.070426][ T32] r4:852a4fc0 ** 3 printk messages dropped ** [ 1341.070950][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.071187][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.071354][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.071563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1341.071872][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1341.072079][ T32] r4:8484f680 ** 3 printk messages dropped ** [ 1341.072191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.072405][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1341.072603][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.072859][ T32] r5:84ba0000 r4:8291a680 ** 3 printk messages dropped ** [ 1341.072986][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.073154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292240 ** 6 printk messages dropped ** [ 1341.073391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.073558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1341.073743][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.073947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.073970][ T32] r4:85292100 [ 1341.074241][ T32] INFO: task kworker/1:448:5259 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.074297][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.074354][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.074398][ T32] Call trace: [ 1341.074427][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.074480][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.074503][ T32] r4:00000000 [ 1341.074523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.074564][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.074617][ T32] dd20: 958cf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.074651][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.074708][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.074737][ T32] r5:800f0013 r4:80239bb0 [ 1341.074757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.074819][ T32] r4:82ac21e4 [ 1341.074852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.074896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.074941][ T32] r4:dffaddc0 [ 1341.074963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.075007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.075031][ T32] r4:00000000 [ 1341.075050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.075104][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.075126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.075191][ T32] r5:00001000 r4:dfdc7000 [ 1341.075226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.075269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.075313][ T32] r5:848fc38c r4:848fc000 [ 1341.075333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.075383][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.075427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.075479][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.075503][ T32] r4:8484f680 [ 1341.075522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.075593][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.075619][ T32] r4:00000001 [ 1341.075638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.075695][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.075726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.075755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.075782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.075812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.075872][ T32] r4:848b22c0 [ 1341.075917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.075981][ T32] INFO: task kworker/1:449:5260 blocked for more than 467 seconds. [ 1341.076033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.076088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.076112][ T32] task:kworker/1:449 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.076174][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.076255][ T32] Call trace: [ 1341.076288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.076337][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000113 r6:eb8add8c r5:85583c00 [ 1341.076359][ T32] r4:85583c00 [ 1341.076379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.076429][ T32] r5:85583c00 r4:8291a680 [ 1341.076480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.076529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.076576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1341.076600][ T32] r4:00000000 [ 1341.076620][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.076656][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.076692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.076749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852923c0 [ 1341.076775][ T32] r4:00000000 [ 1341.076796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.076843][ T32] r9:83018205 r8:85583c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1341.076886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.076943][ T32] r5:00001000 r4:eb1a5000 [ 1341.076963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.077002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.077094][ T32] r5:855d678c r4:855d6400 [ 1341.077118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.077166][ T32] r7:ddde2d80 r6:83018200 r5:855d678c r4:852ac500 [ 1341.077186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.077234][ T32] r10:61c88647 r9:85583c00 r8:852ac52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.077279][ T32] r4:852ac500 [ 1341.077302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.077350][ T32] r10:00000000 r9:852ac500 r8:80287e08 r7:eb8a9e60 r6:8527f200 r5:85583c00 [ 1341.077373][ T32] r4:00000001 [ 1341.077392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.077452][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1341.077482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.077536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.077587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.077620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.077644][ T32] r4:85292200 [ 1341.077866][ T32] INFO: task kworker/1:449:5260 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.077899][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.118375][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.118526][ T32] Call trace: [ 1341.118585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.118723][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.118773][ T32] r4:00000000 [ 1341.118798][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.118843][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.118874][ T32] dd20: 96431000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.118903][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.118929][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.118954][ T32] r5:800f0013 r4:80239bb0 [ 1341.118974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.119038][ T32] r4:82ac21e4 [ 1341.119063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.119137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.119185][ T32] r4:dffaddc0 [ 1341.119208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.119252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.119275][ T32] r4:00000000 [ 1341.119319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.119372][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.119415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.119464][ T32] r5:00001000 r4:dfdc7000 [ 1341.119505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.119551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.119596][ T32] r5:848fc38c r4:848fc000 [ 1341.119660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.119735][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.119761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.119946][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1341.120162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.120555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.120851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 ** 6 printk messages dropped ** [ 1341.121089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.121314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.121561][ T32] r10:61c88647 r9:855a0000 r8:852ac5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.121763][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) ** 7 printk messages dropped ** [ 1341.122484][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.122827][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.123081][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.123216][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1341.123470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.123792][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1341.123929][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.124106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.124435][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.124788][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.125110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ff300 ** 6 printk messages dropped ** [ 1341.125422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.125489][ T32] r5:855ecf8c r4:855ecc00 [ 1341.125512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.125560][ T32] r7:dddced80 r6:83018000 r5:855ecf8c r4:8527f300 [ 1341.125580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.125629][ T32] r10:61c88647 r9:855a1800 r8:8527f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.125652][ T32] r4:8527f300 [ 1341.125700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.125750][ T32] r10:00000000 r9:8527f300 r8:80287e08 r7:eb881e60 r6:8527f480 r5:855a1800 [ 1341.125798][ T32] r4:00000001 [ 1341.125820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.125886][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1341.125917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.125946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.125975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.126043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.126087][ T32] r4:852a2e80 [ 1341.126361][ T32] INFO: task kworker/0:615:5264 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.126395][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.126482][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.126543][ T32] Call trace: [ 1341.126582][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.126640][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.126664][ T32] r4:00000000 [ 1341.126685][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.126725][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.126784][ T32] dd20: 96431000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.126817][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.126843][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.126897][ T32] r5:800f0013 r4:80239bb0 [ 1341.126941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.126994][ T32] r4:82ac21e4 [ 1341.127015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.127058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.127087][ T32] r4:dffaddc0 [ 1341.127108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.127152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.127196][ T32] r4:00000000 [ 1341.127220][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.127266][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.127287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.127329][ T32] r5:00001000 r4:dfdc7000 [ 1341.127372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.127425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.127492][ T32] r5:848fc38c r4:848fc000 [ 1341.127524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.127604][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.127635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.127685][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.127708][ T32] r4:8484f680 [ 1341.127727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.127775][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.127797][ T32] r4:00000001 [ 1341.127827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.127876][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.127905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.127934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.127997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.140033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.140087][ T32] r4:848b22c0 [ 1341.140173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.140208][ T32] INFO: task kworker/1:451:5267 blocked for more than 467 seconds. [ 1341.140264][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.140312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.140349][ T32] task:kworker/1:451 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.140528][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.140625][ T32] Call trace: [ 1341.140718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.140779][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:855a2400 [ 1341.140803][ T32] r4:855a2400 ** 1 printk messages dropped ** [ 1341.140869][ T32] r5:855a2400 r4:8291a680 ** 3 printk messages dropped ** [ 1341.141014][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.141164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852928c0 ** 6 printk messages dropped ** [ 1341.141475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.141725][ T32] r10:61c88647 r9:855a2400 r8:852ac3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.142025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.142711][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.142951][ T32] dd20: 96431000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1341.143283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1341.143682][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1341.143973][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1341.144107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.144136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.144164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.144194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.144216][ T32] r4:848b22c0 [ 1341.144235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.144260][ T32] INFO: task kworker/1:452:5268 blocked for more than 467 seconds. [ 1341.144365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.144428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.144452][ T32] task:kworker/1:452 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.144499][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.144549][ T32] Call trace: [ 1341.144603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.144688][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000013 r6:eb8c5d8c r5:855a3000 [ 1341.144714][ T32] r4:855a3000 [ 1341.144734][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.144799][ T32] r5:855a3000 r4:8291a680 [ 1341.144824][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.144864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.144907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1341.144958][ T32] r4:00000000 [ 1341.145021][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.145061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.145107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.145149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292600 [ 1341.145172][ T32] r4:00000000 [ 1341.145191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.145236][ T32] r9:83018205 r8:855a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.145258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.145300][ T32] r5:00001000 r4:eb203000 [ 1341.145320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.145394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.145444][ T32] r5:855d6f8c r4:855d6c00 [ 1341.145485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.145536][ T32] r7:ddde2d80 r6:83018200 r5:855d6f8c r4:852ac600 [ 1341.145558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.145607][ T32] r10:61c88647 r9:855a3000 r8:852ac62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.145630][ T32] r4:852ac600 [ 1341.145659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.145709][ T32] r10:00000000 r9:852ac600 r8:80287e08 r7:eb8c1e60 r6:8527f400 r5:855a3000 [ 1341.145733][ T32] r4:00000001 [ 1341.145752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.145838][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1341.145868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.145917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.145970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.146015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.146062][ T32] r4:85292680 [ 1341.146335][ T32] INFO: task kworker/1:452:5268 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.146369][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.146648][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.146935][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.147222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.147598][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1341.147804][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.172434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.172787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.173066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 ** 8 printk messages dropped ** [ 1341.173415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1341.173663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.173929][ T32] r10:00000000 r9:852ac680 r8:80287e08 r7:eb8c1e60 r6:852ac700 r5:85603c00 ** 2 printk messages dropped ** [ 1341.174070][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1341.174124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.174155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.174308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.174343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.174393][ T32] r4:85292540 [ 1341.174795][ T32] INFO: task kworker/1:453:5270 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.174829][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.174953][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.175041][ T32] Call trace: [ 1341.175122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.175183][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.175213][ T32] r4:00000000 [ 1341.175235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.175325][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.175376][ T32] dd20: 968af000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.175410][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.175604][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.175641][ T32] r5:800f0013 r4:80239bb0 [ 1341.175664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.175734][ T32] r4:82ac21e4 [ 1341.175784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.175842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.175915][ T32] r4:dffaddc0 [ 1341.175939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.175984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.176008][ T32] r4:00000000 [ 1341.176051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.176108][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.176130][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.176174][ T32] r5:00001000 r4:dfdc7000 [ 1341.176195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.176238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.176282][ T32] r5:848fc38c r4:848fc000 [ 1341.176303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.176350][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.176374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.176451][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.176568][ T32] r4:8484f680 [ 1341.176591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.176663][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.176714][ T32] r4:00000001 [ 1341.176739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.176777][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.176805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.176837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.176891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.176949][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1341.177261][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.177627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.177876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.197531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.197763][ T32] r10:61c88647 r9:85605400 r8:852ac7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.198463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.199123][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.199337][ T32] dd20: 96e2e000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1341.199713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.200095][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1341.200317][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.200510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.200890][ T32] r10:8291a684 r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:85606000 ** 8 printk messages dropped ** [ 1341.201177][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.201533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.201689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.202089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.202729][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.202999][ T32] dd20: 96e2e000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 2 printk messages dropped ** [ 1341.203115][ T32] r5:800f0013 r4:80239bb0 [ 1341.203156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.203201][ T32] r4:82ac21e4 [ 1341.203246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.203293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.203325][ T32] r4:dffaddc0 [ 1341.203356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.203402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.203440][ T32] r4:00000000 [ 1341.203464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.203510][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.203531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.203593][ T32] r5:00001000 r4:dfdc7000 [ 1341.203623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.203665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.203708][ T32] r5:848fc38c r4:848fc000 [ 1341.203757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.203809][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.203832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.203881][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.203904][ T32] r4:8484f680 [ 1341.203936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.203988][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.204011][ T32] r4:00000001 [ 1341.204072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.204113][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.204221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.204255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.204283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.204313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.204345][ T32] r4:848b22c0 [ 1341.204368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.204393][ T32] INFO: task kworker/1:456:5277 blocked for more than 467 seconds. [ 1341.204445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.204472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.204494][ T32] task:kworker/1:456 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.204566][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.204608][ T32] Call trace: [ 1341.204637][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.204687][ T32] r10:8291a684 r9:eb8d1d84 r8:00000002 r7:60000013 r6:eb8d1d8c r5:85604800 [ 1341.204709][ T32] r4:85604800 [ 1341.204730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.204773][ T32] r5:85604800 r4:8291a680 [ 1341.204793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.204832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.204887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1341.204913][ T32] r4:00000000 [ 1341.204953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.205005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.205045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.205118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292dc0 [ 1341.205149][ T32] r4:00000000 [ 1341.205170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.205267][ T32] r9:83018205 r8:85604800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1341.205292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.205335][ T32] r5:00001000 r4:eb345000 [ 1341.205355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.205399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.205443][ T32] r5:855dc38c r4:855dc000 [ 1341.205463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.205509][ T32] r7:ddde2d80 r6:83018200 r5:855dc38c r4:852ac900 [ 1341.205542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.205594][ T32] r10:61c88647 r9:85604800 r8:852ac92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.205631][ T32] r4:852ac900 [ 1341.205671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.205751][ T32] r10:00000000 r9:852ac900 r8:80287e08 r7:eb341e60 r6:852aca00 r5:85604800 [ 1341.205777][ T32] r4:00000001 [ 1341.205796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.205833][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1341.205859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.205887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.205915][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.205945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.205967][ T32] r4:85292c40 [ 1341.206220][ T32] INFO: task kworker/1:456:5277 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.206254][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.206351][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.206428][ T32] Call trace: [ 1341.206476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.206532][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.206556][ T32] r4:00000000 [ 1341.206575][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.206644][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.206677][ T32] dd20: 96e2e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.206707][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.206733][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.206757][ T32] r5:800f0013 r4:80239bb0 [ 1341.206777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.206817][ T32] r4:82ac21e4 [ 1341.206836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.206881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.206907][ T32] r4:dffaddc0 [ 1341.206927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.206973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.206996][ T32] r4:00000000 [ 1341.207016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.207090][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.207117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.207182][ T32] r5:00001000 r4:dfdc7000 [ 1341.207209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.207252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.207295][ T32] r5:848fc38c r4:848fc000 [ 1341.207315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.207362][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.207384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.207432][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.207455][ T32] r4:8484f680 [ 1341.207474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.207522][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.207545][ T32] r4:00000001 [ 1341.207564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.207613][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.207644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.207674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.207701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.207760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.207792][ T32] r4:848b22c0 [ 1341.207865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.207941][ T32] INFO: task kworker/1:457:5279 blocked for more than 467 seconds. [ 1341.233371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.233421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.233448][ T32] task:kworker/1:457 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.233546][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.233621][ T32] Call trace: [ 1341.233660][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.233719][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:85601800 [ 1341.233815][ T32] r4:85601800 [ 1341.233841][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.233888][ T32] r5:85601800 r4:8291a680 [ 1341.233909][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.233997][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.234135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1341.234189][ T32] r4:00000000 [ 1341.234213][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.234262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.234307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.234350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292f00 [ 1341.234372][ T32] r4:00000000 [ 1341.234393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.234444][ T32] r9:83018205 r8:85601800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.234498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.234546][ T32] r5:00001000 r4:eb3ab000 [ 1341.234579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.234626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.234701][ T32] r5:855dc78c r4:855dc400 [ 1341.234731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.234785][ T32] r7:ddde2d80 r6:83018200 r5:855dc78c r4:852aca80 [ 1341.234807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.234857][ T32] r10:61c88647 r9:85601800 r8:852acaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.234881][ T32] r4:852aca80 [ 1341.234913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.234965][ T32] r10:00000000 r9:852aca80 r8:80287e08 r7:eb8d1e60 r6:852acb00 r5:85601800 [ 1341.235012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.235287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.235828][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.236287][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.236517][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1341.236704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.237060][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1341.237308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.237793][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1341.237950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.254941][ T32] r10:8291a684 r9:eb8d9d84 r8:00000002 r7:60000013 r6:eb8d9d8c r5:85606c00 ** 6 printk messages dropped ** [ 1341.255206][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.255370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a25c0 ** 6 printk messages dropped ** [ 1341.255669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.255716][ T32] r5:855dcb8c r4:855dc800 [ 1341.255760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.255813][ T32] r7:ddde2d80 r6:83018200 r5:855dcb8c r4:852acb80 [ 1341.255835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.255884][ T32] r10:61c88647 r9:85606c00 r8:852acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.255925][ T32] r4:852acb80 [ 1341.255953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.256003][ T32] r10:00000000 r9:852acb80 r8:80287e08 r7:eb8d5e60 r6:852ac980 r5:85606c00 [ 1341.256026][ T32] r4:00000001 [ 1341.256046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.256091][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1341.256120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.256169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.256200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.256231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.256256][ T32] r4:85292e40 [ 1341.256644][ T32] INFO: task kworker/1:458:5281 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.256702][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.256764][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.256809][ T32] Call trace: [ 1341.256840][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.256942][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.256993][ T32] r4:00000000 [ 1341.257041][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.257090][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.257119][ T32] dd20: 9766a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.257174][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.257204][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.257240][ T32] r5:800f0013 r4:80239bb0 [ 1341.257264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.257306][ T32] r4:82ac21e4 [ 1341.257351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.257400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.257426][ T32] r4:dffaddc0 [ 1341.257445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.257488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.257510][ T32] r4:00000000 [ 1341.257530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.257576][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.257646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.257827][ T32] r5:00001000 r4:dfdc7000 [ 1341.257851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.257893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.265772][ T32] r5:848fc38c r4:848fc000 [ 1341.265816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.265886][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.265909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.265960][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.266005][ T32] r4:8484f680 [ 1341.266030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.266087][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.266140][ T32] r4:00000001 [ 1341.266163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.266202][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.266233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.266262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.266291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.266346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.266373][ T32] r4:848b22c0 [ 1341.266397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.266426][ T32] INFO: task kworker/1:459:5283 blocked for more than 467 seconds. [ 1341.266460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.266508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.266557][ T32] task:kworker/1:459 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.266617][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.266661][ T32] Call trace: [ 1341.266692][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.266745][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:85608000 [ 1341.266770][ T32] r4:85608000 [ 1341.266790][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.266834][ T32] r5:85608000 r4:8291a680 [ 1341.266878][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.266923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.266968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1341.267002][ T32] r4:00000000 [ 1341.267026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.267064][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.267110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.267153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe300 [ 1341.267177][ T32] r4:00000000 [ 1341.267197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.267267][ T32] r9:83018205 r8:85608000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.267293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.267338][ T32] r5:00001000 r4:eb43d000 [ 1341.267358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.267400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.267443][ T32] r5:855dd38c r4:855dd000 [ 1341.267463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.267603][ T32] r4:852acc00 ** 2 printk messages dropped ** [ 1341.267692][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.267929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1341.281150][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.281599][ T32] dd20: 97b64000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1341.281986][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1341.282202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.282696][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1341.282870][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1341.283118][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1341.283359][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.283983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.284451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe040 ** 6 printk messages dropped ** [ 1341.284734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.284916][ T32] r10:61c88647 r9:85609800 r8:852accac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.285155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.285656][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.285826][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.286000][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.286184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 1 printk messages dropped ** [ 1341.286229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.286276][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.286298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.286342][ T32] r5:00001000 r4:dfdc7000 [ 1341.286363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.286424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.286472][ T32] r5:848fc38c r4:848fc000 [ 1341.286516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.286569][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.286592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.286641][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.286663][ T32] r4:8484f680 [ 1341.286715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.286775][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.286798][ T32] r4:00000001 [ 1341.286825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.286862][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.286937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.286972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.287001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.287032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.287055][ T32] r4:848b22c0 [ 1341.287111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.287142][ T32] INFO: task kworker/1:461:5286 blocked for more than 467 seconds. [ 1341.287171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.287195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.287216][ T32] task:kworker/1:461 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.287311][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.287356][ T32] Call trace: [ 1341.287412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.287488][ T32] r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:8560a400 [ 1341.287537][ T32] r4:8560a400 [ 1341.287562][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.287607][ T32] r5:8560a400 r4:8291a680 [ 1341.287628][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.287669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.287713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1341.287735][ T32] r4:00000000 [ 1341.287755][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.287816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.287880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.287986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe700 [ 1341.308533][ T32] r4:00000000 [ 1341.308582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.308657][ T32] r9:83018205 r8:8560a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1341.308683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.308757][ T32] r5:00001000 r4:eb643000 [ 1341.308803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.308874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.308926][ T32] r5:855dd78c r4:855dd400 [ 1341.308948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.309000][ T32] r7:ddde2d80 r6:83018200 r5:855dd78c r4:852acd00 [ 1341.309031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.309099][ T32] r10:61c88647 r9:8560a400 r8:852acd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.309156][ T32] r4:852acd00 [ 1341.309206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.309264][ T32] r10:00000000 r9:852acd00 r8:80287e08 r7:eb8dde60 r6:852acf80 r5:8560a400 [ 1341.309292][ T32] r4:00000001 [ 1341.309349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.309392][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1341.309424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.309455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.309488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.309526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.309553][ T32] r4:851fe2c0 [ 1341.309957][ T32] INFO: task kworker/1:461:5286 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.310005][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.310086][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.310165][ T32] Call trace: [ 1341.310221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.310285][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.310311][ T32] r4:00000000 [ 1341.310358][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.310403][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.310456][ T32] dd20: 97f2a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.310491][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.310518][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.310567][ T32] r5:800f0013 r4:80239bb0 [ 1341.310592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.310634][ T32] r4:82ac21e4 [ 1341.310656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.310699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.310723][ T32] r4:dffaddc0 [ 1341.310744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.310786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.310809][ T32] r4:00000000 [ 1341.310829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.311286][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.311623][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.311991][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.312310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.312790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.312897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.313367][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.313538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.314289][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.314576][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.314837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.315277][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1341.315568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.315910][ T32] INFO: task kworker/0:617:5291 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.316301][ T32] r5:85608c00 r4:8291a680 ** 3 printk messages dropped ** [ 1341.316473][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.316603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ffd40 ** 6 printk messages dropped ** [ 1341.316866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.316913][ T32] r5:855ed78c r4:855ed400 [ 1341.316947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.316998][ T32] r7:dddced80 r6:83018000 r5:855ed78c r4:8527f600 [ 1341.317021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.317086][ T32] r10:61c88647 r9:85608c00 r8:8527f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.317137][ T32] r4:8527f600 [ 1341.317188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.317262][ T32] r10:00000000 r9:8527f600 r8:80287e08 r7:eb8f5e60 r6:85303f80 r5:85608c00 [ 1341.317288][ T32] r4:00000001 [ 1341.317308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.317347][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1341.317377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.317407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.317458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.317508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.317535][ T32] r4:851ff500 [ 1341.317793][ T32] INFO: task kworker/0:617:5291 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.317828][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.317882][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.341043][ T32] Call trace: [ 1341.341396][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.342121][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.342157][ T32] r4:00000000 [ 1341.342180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.342226][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.342259][ T32] dd20: 9833d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.342289][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.342315][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.342415][ T32] r5:800f0013 r4:80239bb0 [ 1341.342503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.342590][ T32] r4:82ac21e4 [ 1341.342614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.342659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.342758][ T32] r4:dffaddc0 [ 1341.342787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.342835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.342923][ T32] r4:00000000 [ 1341.343021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.343078][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.343104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.343190][ T32] r5:00001000 r4:dfdc7000 [ 1341.343215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.343257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.343325][ T32] r5:848fc38c r4:848fc000 [ 1341.343439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.343492][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.343514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.343564][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.343785][ T32] r4:8484f680 [ 1341.343872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.343923][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.343969][ T32] r4:00000001 [ 1341.343993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.344031][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.344059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.344232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.344266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.344297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.344321][ T32] r4:848b22c0 [ 1341.344344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.344481][ T32] task:kworker/1:462 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.345044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 8 printk messages dropped ** [ 1341.345411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.345522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.345745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.346023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.346955][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.347178][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.347363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.347813][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1341.360962][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1341.361191][ T32] INFO: task kworker/1:463:5295 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.361838][ T32] r5:8560e000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.362028][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.362658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.362842][ T32] r10:61c88647 r9:8560e000 r8:8527912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.363245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.364089][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1341.364176][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.364315][ T32] dd20: 9833d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.364349][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.364375][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.364478][ T32] r5:800f0013 r4:80239bb0 [ 1341.364504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.364545][ T32] r4:82ac21e4 [ 1341.364565][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.364645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.364735][ T32] r4:dffaddc0 [ 1341.364760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.364829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.364857][ T32] r4:00000000 [ 1341.364889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.364940][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.364999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.365071][ T32] r5:00001000 r4:dfdc7000 [ 1341.365187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.365258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.365310][ T32] r5:848fc38c r4:848fc000 [ 1341.365358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.365414][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.365436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.365509][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.365834][ T32] r4:8484f680 [ 1341.365858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.365909][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.365934][ T32] r4:00000001 [ 1341.365953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.365989][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.366054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.366091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.366139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.366197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.366286][ T32] r4:848b22c0 [ 1341.366379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.366408][ T32] INFO: task kworker/1:464:5297 blocked for more than 467 seconds. [ 1341.366474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.366503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.366563][ T32] task:kworker/1:464 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.366673][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.366718][ T32] Call trace: [ 1341.366755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.366804][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:8560ec00 [ 1341.366827][ T32] r4:8560ec00 [ 1341.366847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.366892][ T32] r5:8560ec00 r4:8291a680 [ 1341.366914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.366953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.366996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1341.367019][ T32] r4:00000000 [ 1341.367038][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.367078][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.367115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.367157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fe980 [ 1341.367180][ T32] r4:00000000 [ 1341.367201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.367247][ T32] r9:83018205 r8:8560ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1341.367284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.367356][ T32] r5:00001000 r4:eb67f000 ** 1 printk messages dropped ** [ 1341.367449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.367493][ T32] r5:855de78c r4:855de400 ** 2 printk messages dropped ** [ 1341.367610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.385292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.386036][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.386396][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 8 printk messages dropped ** [ 1341.386801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.387194][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1341.387488][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.387726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.403032][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.403480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.403814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.404074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.404653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.405076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.405994][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.406252][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1341.406485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.406921][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.407298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.407922][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.421106][ T32] r5:8560c800 r4:8291a680 [ 1341.421129][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.421169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.421214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1341.421373][ T32] r4:00000000 [ 1341.421397][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.421436][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.421477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.421520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527c000 [ 1341.421621][ T32] r4:00000000 [ 1341.421646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.421738][ T32] r9:83018205 r8:8560c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1341.421788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.422004][ T32] r5:00001000 r4:eb69d000 [ 1341.422030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.422078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.422144][ T32] r5:855def8c r4:855dec00 [ 1341.422166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.422230][ T32] r7:ddde2d80 r6:83018200 r5:855def8c r4:85279380 [ 1341.422256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.422307][ T32] r10:61c88647 r9:8560c800 r8:852793ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.422332][ T32] r4:85279380 [ 1341.422351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.422398][ T32] r10:00000000 r9:85279380 r8:80287e08 r7:eb905e60 r6:85279200 r5:8560c800 [ 1341.422421][ T32] r4:00000001 [ 1341.422442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.422481][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1341.422512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.422543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.422571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.422603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.422626][ T32] r4:851fef40 [ 1341.423055][ T32] INFO: task kworker/1:466:5301 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.423102][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.423167][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.423236][ T32] Call trace: [ 1341.423317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.423400][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.423428][ T32] r4:00000000 [ 1341.423449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.423536][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.423570][ T32] dd20: 98abe000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.423600][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.423633][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.423659][ T32] r5:800f0013 r4:80239bb0 [ 1341.423681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.423746][ T32] r4:82ac21e4 [ 1341.423784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.423834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.423858][ T32] r4:dffaddc0 [ 1341.423878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.423922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 1 printk messages dropped ** [ 1341.423966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.424355][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.424651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.424900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.425273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.425610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.425734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.426263][ T32] r10:00000000 r9:85279400 r8:80287e08 r7:eb8e9e60 r6:85279500 r5:85610000 ** 7 printk messages dropped ** [ 1341.426525][ T32] r4:8527c100 ** 5 printk messages dropped ** [ 1341.427287][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1341.427588][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.427784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.449935][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 8 printk messages dropped ** [ 1341.450474][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.450959][ T32] task:kworker/1:468 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.451331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.451403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1341.451492][ T32] r4:00000000 [ 1341.451515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.451554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.451620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.451694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527c1c0 [ 1341.451721][ T32] r4:00000000 [ 1341.451778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.451829][ T32] r9:83018205 r8:85610c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1341.451851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.451915][ T32] r5:00001000 r4:eb6b7000 [ 1341.451936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.451976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.452021][ T32] r5:855df38c r4:855df000 [ 1341.452058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.452114][ T32] r7:ddde2d80 r6:83018200 r5:855df38c r4:85279580 [ 1341.452234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.452286][ T32] r10:61c88647 r9:85610c00 r8:852795ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.452401][ T32] r4:85279580 [ 1341.452425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.452473][ T32] r10:00000000 r9:85279580 r8:80287e08 r7:eb8e9e60 r6:85279680 r5:85610c00 [ 1341.452520][ T32] r4:00000001 [ 1341.452543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.452642][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1341.452673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.452719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.452763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.452844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.452872][ T32] r4:8527c2c0 [ 1341.453266][ T32] INFO: task kworker/1:468:5305 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.453323][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.453449][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.453496][ T32] Call trace: [ 1341.453525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.453579][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.453602][ T32] r4:00000000 [ 1341.453623][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.453663][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.453693][ T32] dd20: 98efe000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.453724][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.453765][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.453798][ T32] r5:800f0013 r4:80239bb0 [ 1341.453821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.453886][ T32] r4:82ac21e4 [ 1341.453911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.453958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.454032][ T32] r4:dffaddc0 [ 1341.454056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.454124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.454150][ T32] r4:00000000 [ 1341.454170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.454216][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.454238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.454299][ T32] r5:00001000 r4:dfdc7000 [ 1341.454334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.454379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.454424][ T32] r5:848fc38c r4:848fc000 [ 1341.454445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.454492][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.454514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.454585][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.454635][ T32] r4:8484f680 [ 1341.454659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1341.454849][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.455200][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.455722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.456290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.456494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.456750][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) ** 6 printk messages dropped ** [ 1341.457273][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.480876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1341.481290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.481934][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.482325][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.482755][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.483184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.483291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.483804][ T32] r4:00000001 [ 1341.483875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.483916][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1341.483944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.483973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.484001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.484032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.484055][ T32] r4:8527c300 [ 1341.484451][ T32] INFO: task kworker/1:470:5309 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.484485][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.484891][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.484942][ T32] Call trace: [ 1341.484991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.485056][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.485088][ T32] r4:00000000 [ 1341.485109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.485149][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.485228][ T32] dd20: 99392000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.485262][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.485327][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.485355][ T32] r5:800f0013 r4:80239bb0 [ 1341.485399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.485495][ T32] r4:82ac21e4 [ 1341.485582][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.485630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.485673][ T32] r4:dffaddc0 [ 1341.485695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.485739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.485761][ T32] r4:00000000 [ 1341.485793][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.486009][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.486062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.486133][ T32] r5:00001000 r4:dfdc7000 [ 1341.486158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.486200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.486243][ T32] r5:848fc38c r4:848fc000 [ 1341.486311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.486363][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.486385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.486434][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.486458][ T32] r4:8484f680 [ 1341.486477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.486526][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.486696][ T32] r4:00000001 [ 1341.486727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.486764][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.486793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.486898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.486931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.486986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.487020][ T32] r4:848b22c0 [ 1341.487039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.487064][ T32] INFO: task kworker/1:471:5311 blocked for more than 467 seconds. [ 1341.487098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.487264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.487290][ T32] task:kworker/1:471 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.487389][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.487741][ T32] Call trace: [ 1341.487853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.487902][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000013 r6:eb915d8c r5:85613000 [ 1341.487925][ T32] r4:85613000 [ 1341.488013][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.507695][ T32] r5:85613000 r4:8291a680 [ 1341.507743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.507809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.507857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1341.507881][ T32] r4:00000000 [ 1341.508546][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.508609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.508651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.508861][ T32] r5:00001000 r4:eb6fd000 ** 1 printk messages dropped ** [ 1341.508924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.509256][ T32] r10:61c88647 r9:85613000 r8:8527972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.509960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.510899][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1341.511355][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.511609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1341.512334][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1341.512682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.513004][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.513364][ T32] r10:8291a684 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:85613c00 ** 8 printk messages dropped ** [ 1341.513725][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.514315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.514498][ T32] r10:61c88647 r9:85613c00 r8:8527992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.514857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.515618][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1341.516023][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.516423][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.516796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.516839][ T32] r5:848fc38c r4:848fc000 [ 1341.516859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.516906][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.516928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.517053][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.517121][ T32] r4:8484f680 [ 1341.517145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.517195][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.517219][ T32] r4:00000001 [ 1341.517238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.517308][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.517351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.517384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.517550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.517584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.517609][ T32] r4:848b22c0 [ 1341.517629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.517654][ T32] INFO: task kworker/1:473:5314 blocked for more than 468 seconds. [ 1341.517707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.517735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.517806][ T32] task:kworker/1:473 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.517916][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.544495][ T32] Call trace: [ 1341.544541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.544622][ T32] r10:8291a684 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:85614800 [ 1341.544649][ T32] r4:85614800 [ 1341.544673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.544720][ T32] r5:85614800 r4:8291a680 [ 1341.544741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.544783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.544827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1341.544850][ T32] r4:00000000 [ 1341.544871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.544908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.544947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.544990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527c880 [ 1341.545014][ T32] r4:00000000 [ 1341.545047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.545108][ T32] r9:83018205 r8:85614800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1341.545132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.545178][ T32] r5:00001000 r4:eb6f1000 [ 1341.545199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.545252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.545300][ T32] r5:855e838c r4:855e8000 [ 1341.545358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.545416][ T32] r7:ddde2d80 r6:83018200 r5:855e838c r4:85279a00 [ 1341.545439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.545502][ T32] r10:61c88647 r9:85614800 r8:85279a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.545528][ T32] r4:85279a00 [ 1341.545549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.545597][ T32] r10:00000000 r9:85279a00 r8:80287e08 r7:eb915e60 r6:85279b00 r5:85614800 [ 1341.545645][ T32] r4:00000001 [ 1341.545670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.545733][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1341.545768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.545811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.545843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.545895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.545921][ T32] r4:8527c940 ** 1 printk messages dropped ** [ 1341.546371][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.547006][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.547200][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.547427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.547759][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.560614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.561130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.561460][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.561752][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.562159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.562348][ T32] r10:61c88647 r9:85615400 r8:852799ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.562741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.563713][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.563893][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.564063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.564092][ T32] r4:00000000 [ 1341.564114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.564161][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.564183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.564225][ T32] r5:00001000 r4:dfdc7000 [ 1341.564246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.564311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.564358][ T32] r5:848fc38c r4:848fc000 [ 1341.564385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.564432][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.564454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.564502][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.564528][ T32] r4:8484f680 [ 1341.564548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.564596][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.564620][ T32] r4:00000001 [ 1341.564645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.564683][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.564759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.564793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.564821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.564852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.564875][ T32] r4:848b22c0 [ 1341.564908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.564966][ T32] INFO: task kworker/1:475:5319 blocked for more than 468 seconds. [ 1341.565000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.565024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.565046][ T32] task:kworker/1:475 state:D stack:0 pid:5319 tgid:5319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.565128][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.565174][ T32] Call trace: [ 1341.565205][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.565278][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:85616000 [ 1341.565308][ T32] r4:85616000 [ 1341.565330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.565377][ T32] r5:85616000 r4:8291a680 [ 1341.565517][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.565562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.565606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1341.565630][ T32] r4:00000000 [ 1341.565650][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.565745][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.565785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.565827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6340 [ 1341.565852][ T32] r4:00000000 [ 1341.565873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.565918][ T32] r9:83018205 r8:85616000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1341.565941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.565990][ T32] r5:00001000 r4:eb77b000 [ 1341.566010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.566061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.566142][ T32] r5:855e978c r4:855e9400 [ 1341.566177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.566229][ T32] r7:ddde2d80 r6:83018200 r5:855e978c r4:85279c80 [ 1341.566250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.566302][ T32] r10:61c88647 r9:85616000 r8:85279cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.566326][ T32] r4:85279c80 [ 1341.566345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.566391][ T32] r10:00000000 r9:85279c80 r8:80287e08 r7:eb91de60 r6:85279d80 r5:85616000 [ 1341.566413][ T32] r4:00000001 [ 1341.566433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.566470][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) ** 4 printk messages dropped ** [ 1341.566661][ T32] r4:8527cbc0 ** 3 printk messages dropped ** [ 1341.567051][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.567355][ T32] dd20: 99eb1000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1341.567722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1341.586732][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.587181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.587499][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.587745][ T32] r5:85618000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.600564][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.600946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.601141][ T32] r10:61c88647 r9:85618000 r8:85279bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.601165][ T32] r4:85279b80 [ 1341.601186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.601234][ T32] r10:00000000 r9:85279b80 r8:80287e08 r7:eb929e60 r6:85279e80 r5:85618000 [ 1341.601257][ T32] r4:00000001 [ 1341.601278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.601317][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1341.601349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.601396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.601428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.601459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.601483][ T32] r4:8527cd00 [ 1341.601876][ T32] INFO: task kworker/1:476:5321 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.601913][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.602010][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.602139][ T32] Call trace: [ 1341.602203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.602267][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.602294][ T32] r4:00000000 [ 1341.602316][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.602358][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.602389][ T32] dd20: 9a492000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.602420][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.602446][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.602472][ T32] r5:800f0013 r4:80239bb0 [ 1341.602493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.602533][ T32] r4:82ac21e4 [ 1341.602553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.602598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.602621][ T32] r4:dffaddc0 [ 1341.602640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.602697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.602752][ T32] r4:00000000 [ 1341.602776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.602824][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.602847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.602890][ T32] r5:00001000 r4:dfdc7000 [ 1341.602912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.602976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.603024][ T32] r5:848fc38c r4:848fc000 [ 1341.603045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.603099][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.603122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.603170][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.603194][ T32] r4:8484f680 [ 1341.603213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.603286][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.603313][ T32] r4:00000001 [ 1341.603377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.603418][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.603445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.603484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.603555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.603590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.603615][ T32] r4:848b22c0 [ 1341.603635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.603663][ T32] INFO: task kworker/0:618:5323 blocked for more than 468 seconds. [ 1341.603697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.603722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.603744][ T32] task:kworker/0:618 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.603813][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603884][ T32] Call trace: [ 1341.603914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.603964][ T32] r10:8291a684 r9:eb935d84 r8:00000002 r7:60000113 r6:eb935d8c r5:85619800 [ 1341.604012][ T32] r4:85619800 [ 1341.604036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1341.604219][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.604352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85092180 ** 6 printk messages dropped ** [ 1341.604646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.604788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.605048][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) ** 6 printk messages dropped ** [ 1341.605488][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.606078][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.606271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1341.606768][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.607078][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.607583][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.618615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.619229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.619521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.619961][ T32] r10:00000000 r9:85279f80 r8:80287e08 r7:eb929e60 r6:8527f780 r5:85618c00 ** 6 printk messages dropped ** [ 1341.620271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.620297][ T32] r4:851e61c0 [ 1341.620710][ T32] INFO: task kworker/1:477:5325 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.620773][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.620898][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.620982][ T32] Call trace: [ 1341.621040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.621103][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.621128][ T32] r4:00000000 [ 1341.621173][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.621242][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.621334][ T32] dd20: 9a492000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.621370][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.621398][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.621423][ T32] r5:800f0013 r4:80239bb0 [ 1341.621456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.621500][ T32] r4:82ac21e4 [ 1341.621521][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.621566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.621589][ T32] r4:dffaddc0 [ 1341.621608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.621676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.621729][ T32] r4:00000000 [ 1341.621753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.621800][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.621859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.621957][ T32] r5:00001000 r4:dfdc7000 [ 1341.621982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.622048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.622203][ T32] r5:848fc38c r4:848fc000 [ 1341.622236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.622286][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.622310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.622384][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.622463][ T32] r4:8484f680 [ 1341.622511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.622644][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1341.622923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.623172][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000113 r6:eb93dd8c r5:855a6c00 ** 9 printk messages dropped ** [ 1341.623572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.623878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.624040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.624359][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) ** 4 printk messages dropped ** [ 1341.624544][ T32] r4:851e6300 ** 5 printk messages dropped ** [ 1341.625148][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1341.625701][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.625942][ T32] r4:dffaddc0 [ 1341.625962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.626032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.626065][ T32] r4:00000000 [ 1341.626092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.626161][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.626185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.626333][ T32] r5:00001000 r4:dfdc7000 [ 1341.626359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.626430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.626529][ T32] r5:848fc38c r4:848fc000 [ 1341.626554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.626602][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.626625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.626675][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.626698][ T32] r4:8484f680 [ 1341.626718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.626787][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.626815][ T32] r4:00000001 [ 1341.626875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.626915][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.626997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.627054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.627092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.627124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.627147][ T32] r4:848b22c0 [ 1341.627167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.627203][ T32] INFO: task kworker/1:479:5330 blocked for more than 468 seconds. [ 1341.627235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.627278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.627302][ T32] task:kworker/1:479 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.627347][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.627415][ T32] Call trace: [ 1341.627475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.627529][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000013 r6:eb949d8c r5:855a4800 [ 1341.627556][ T32] r4:855a4800 [ 1341.627577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.627647][ T32] r5:855a4800 r4:8291a680 [ 1341.627672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.627715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.627784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1341.627821][ T32] r4:00000000 [ 1341.627867][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.660824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.660983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.661047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6580 [ 1341.661081][ T32] r4:00000000 [ 1341.661103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.661153][ T32] r9:83018205 r8:855a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1341.661176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.661222][ T32] r5:00001000 r4:eb797000 [ 1341.661285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.661350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.661400][ T32] r5:855e9f8c r4:855e9c00 [ 1341.661423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.661496][ T32] r7:ddde2d80 r6:83018200 r5:855e9f8c r4:851dc080 [ 1341.661522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.661576][ T32] r10:61c88647 r9:855a4800 r8:851dc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.661603][ T32] r4:851dc080 [ 1341.661624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.661784][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) ** 6 printk messages dropped ** [ 1341.662450][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.662942][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.663191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1341.663681][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.664076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.664482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.664926][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.665217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.665392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.665748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.666329][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.666837][ T32] dd20: 9aba6000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1341.667227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1341.667717][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.679397][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.679802][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.680225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.680665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.680709][ T32] r5:00001000 r4:eb7a9000 [ 1341.680753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.680798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.680865][ T32] r5:855ea38c r4:855ea000 [ 1341.680914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.680983][ T32] r7:ddde2d80 r6:83018200 r5:855ea38c r4:851dc280 [ 1341.681012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.681087][ T32] r10:61c88647 r9:855a3c00 r8:851dc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.681115][ T32] r4:851dc280 [ 1341.681136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.681186][ T32] r10:00000000 r9:851dc280 r8:80287e08 r7:eb94de60 r6:8527f880 r5:855a3c00 [ 1341.681222][ T32] r4:00000001 [ 1341.681245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.681285][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1341.681314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.681372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.681410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.681440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.681486][ T32] r4:851e6780 [ 1341.681869][ T32] INFO: task kworker/1:481:5333 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.681903][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.682072][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.682148][ T32] Call trace: [ 1341.682177][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.682284][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.682313][ T32] r4:00000000 [ 1341.682333][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.682400][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.682433][ T32] dd20: 9aba6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.682490][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.682584][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.682671][ T32] r5:800f0013 r4:80239bb0 [ 1341.682697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.682763][ T32] r4:82ac21e4 [ 1341.682795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.682840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.682865][ T32] r4:dffaddc0 [ 1341.682935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.683072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.683100][ T32] r4:00000000 [ 1341.683121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.683169][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.683276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.683324][ T32] r5:00001000 r4:dfdc7000 [ 1341.683369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.683415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.683460][ T32] r5:848fc38c r4:848fc000 [ 1341.683570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.683690][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.683717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.683858][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.683969][ T32] r4:8484f680 [ 1341.683993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.684043][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.684071][ T32] r4:00000001 [ 1341.684092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.684128][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.684172][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.684204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.684232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.684265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.684289][ T32] r4:848b22c0 [ 1341.684308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1341.684392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.684416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.684438][ T32] task:kworker/1:482 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.684690][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.684832][ T32] Call trace: [ 1341.685077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.685131][ T32] r10:8291a684 r9:eb961d84 r8:00000002 r7:60000113 r6:eb961d8c r5:855a0c00 [ 1341.685156][ T32] r4:855a0c00 [ 1341.685178][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.685259][ T32] r5:855a0c00 r4:8291a680 [ 1341.685284][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.685352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.685530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1341.685558][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.685653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.686196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.686385][ T32] r7:ddde2d80 r6:83018200 r5:855ea78c r4:851dc200 ** 4 printk messages dropped ** [ 1341.686756][ T32] r10:00000000 r9:851dc200 r8:80287e08 r7:eb94de60 r6:8527f900 r5:855a0c00 ** 7 printk messages dropped ** [ 1341.687326][ T32] r4:851e6640 ** 3 printk messages dropped ** [ 1341.708742][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.709030][ T32] dd20: 9b03d000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1341.709406][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1341.709637][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1341.709938][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.710212][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.710596][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.710882][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.711161][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.711393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.711571][ T32] r10:61c88647 r9:84b48c00 r8:851dc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.711861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.712558][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.712871][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 8 printk messages dropped ** [ 1341.713250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1341.713731][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.713979][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.714341][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.714491][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:84b48000 [ 1341.714515][ T32] r4:84b48000 [ 1341.714535][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.714578][ T32] r5:84b48000 r4:8291a680 [ 1341.714598][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.714637][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.714682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1341.714725][ T32] r4:00000000 [ 1341.714748][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.714784][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.714838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.714885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6c00 [ 1341.714925][ T32] r4:00000000 [ 1341.714949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.715015][ T32] r9:83018205 r8:84b48000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1341.715064][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.715114][ T32] r5:00001000 r4:eb97d000 [ 1341.715134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.715194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.715266][ T32] r5:855eb38c r4:855eb000 [ 1341.715290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.715345][ T32] r7:ddde2d80 r6:83018200 r5:855eb38c r4:851dc400 [ 1341.715379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.715432][ T32] r10:61c88647 r9:84b48000 r8:851dc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.715458][ T32] r4:851dc400 [ 1341.715499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.715558][ T32] r10:00000000 r9:851dc400 r8:80287e08 r7:eb94de60 r6:8527fa00 r5:84b48000 [ 1341.715623][ T32] r4:00000001 [ 1341.715646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.715682][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1341.715710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.715740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.715766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.715795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.715818][ T32] r4:851e68c0 [ 1341.716040][ T32] INFO: task kworker/1:484:5338 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.716071][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.716125][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.716171][ T32] Call trace: [ 1341.716232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.716289][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.716313][ T32] r4:00000000 [ 1341.716339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.716381][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.716410][ T32] dd20: 9b03d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.716441][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.716467][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.716492][ T32] r5:800f0013 r4:80239bb0 [ 1341.716513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.716553][ T32] r4:82ac21e4 [ 1341.716591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.716657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.716684][ T32] r4:dffaddc0 [ 1341.716738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.716784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.716807][ T32] r4:00000000 [ 1341.716827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.716893][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.716918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.716962][ T32] r5:00001000 r4:dfdc7000 [ 1341.717003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.717068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.717115][ T32] r5:848fc38c r4:848fc000 [ 1341.717137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.717184][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.717206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.717253][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.717296][ T32] r4:8484f680 [ 1341.717319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.717397][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.717424][ T32] r4:00000001 [ 1341.717445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.717482][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1341.717636][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1341.748259][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.748631][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.748980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.749184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.749595][ T32] r10:00000000 r9:8527fa80 r8:80287e08 r7:eb8f5e60 r6:8527fb00 r5:84b4a400 ** 9 printk messages dropped ** [ 1341.750321][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.750850][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.751098][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1341.751402][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1341.751826][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.752258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.752619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.752892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1341.752915][ T32] r4:00000000 [ 1341.752935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.752970][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.753006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.753088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85092400 [ 1341.753131][ T32] r4:00000000 [ 1341.753163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.753211][ T32] r9:83018205 r8:84b4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1341.753236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.753281][ T32] r5:00001000 r4:e015b000 [ 1341.753302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.753373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.753422][ T32] r5:855edf8c r4:855edc00 [ 1341.753478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.753529][ T32] r7:ddde2d80 r6:83018200 r5:855edf8c r4:851dc100 [ 1341.753552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.753601][ T32] r10:61c88647 r9:84b4b000 r8:851dc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.753626][ T32] r4:851dc100 [ 1341.753646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.753775][ T32] r10:00000000 r9:851dc100 r8:80287e08 r7:eb94de60 r6:8527fb80 r5:84b4b000 [ 1341.753803][ T32] r4:00000001 [ 1341.753824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.753862][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1341.753890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.753919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.753961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.754052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.754081][ T32] r4:851e6cc0 [ 1341.754315][ T32] INFO: task kworker/1:485:5343 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.754355][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.754461][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.754593][ T32] Call trace: [ 1341.754627][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.754683][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.754729][ T32] r4:00000000 [ 1341.754755][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.754797][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.754826][ T32] dd20: 9b744000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.754856][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.754882][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.754940][ T32] r5:800f0013 r4:80239bb0 [ 1341.754965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.755006][ T32] r4:82ac21e4 [ 1341.755066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.755116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.755154][ T32] r4:dffaddc0 [ 1341.755176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.755220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.755267][ T32] r4:00000000 [ 1341.755339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.755395][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.755419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.755487][ T32] r5:00001000 r4:dfdc7000 [ 1341.755664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.755711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.755756][ T32] r5:848fc38c r4:848fc000 [ 1341.755792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.755844][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.755867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.755914][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.755938][ T32] r4:8484f680 [ 1341.755958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.756041][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.756107][ T32] r4:00000001 [ 1341.756131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.756169][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.756197][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.756649][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.757017][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.757562][ T32] r5:00001000 r4:eaf51000 ** 1 printk messages dropped ** [ 1341.757623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.779298][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.779514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.780361][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1341.780537][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1341.781054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.781550][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.781753][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.782295][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.782577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.782821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.783172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.783478][ T32] r10:00000000 r9:851dc500 r8:80287e08 r7:eb94de60 r6:851dc600 r5:8561bc00 ** 9 printk messages dropped ** [ 1341.784051][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.784432][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.784456][ T32] r5:800f0013 r4:80239bb0 [ 1341.784477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.784522][ T32] r4:82ac21e4 [ 1341.784543][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.784588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.784612][ T32] r4:dffaddc0 [ 1341.784633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.784693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.784741][ T32] r4:00000000 [ 1341.784765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.784813][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.784835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.784877][ T32] r5:00001000 r4:dfdc7000 [ 1341.784898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.784974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.785021][ T32] r5:848fc38c r4:848fc000 [ 1341.785042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.785089][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.785111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.785160][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.785183][ T32] r4:8484f680 [ 1341.785202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.785250][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.785274][ T32] r4:00000001 [ 1341.785294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.785338][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.785367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.785401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.785428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.785459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.785481][ T32] r4:848b22c0 [ 1341.785535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.785579][ T32] INFO: task kworker/1:488:5352 blocked for more than 468 seconds. [ 1341.785625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.785666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.785690][ T32] task:kworker/1:488 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.785737][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.785778][ T32] Call trace: [ 1341.785807][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.785855][ T32] r10:8291a684 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:8561d400 [ 1341.785877][ T32] r4:8561d400 [ 1341.785899][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.785943][ T32] r5:8561d400 r4:8291a680 [ 1341.785970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.786010][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.786132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1341.786161][ T32] r4:00000000 [ 1341.786181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.786218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.786254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.786459][ T32] r5:00001000 r4:eb0c5000 ** 1 printk messages dropped ** [ 1341.786518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.786650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.787086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.787581][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.787759][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1341.787894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.813255][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1341.813611][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.813986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.814333][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.814678][ T32] r5:8561e000 r4:8291a680 ** 3 printk messages dropped ** [ 1341.814878][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.815167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1040 ** 6 printk messages dropped ** [ 1341.815490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.815793][ T32] r4:851dc580 ** 4 printk messages dropped ** [ 1341.815977][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) ** 6 printk messages dropped ** [ 1341.816735][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.817515][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.830700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1341.831074][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1341.831450][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.831474][ T32] r4:00000001 [ 1341.831542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.831583][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.831640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.831673][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.831701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.831732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.831755][ T32] r4:848b22c0 [ 1341.831777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.831833][ T32] INFO: task kworker/1:490:5355 blocked for more than 468 seconds. [ 1341.831909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.831963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.831990][ T32] task:kworker/1:490 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.832044][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.832087][ T32] Call trace: [ 1341.832119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.832338][ T32] r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:8561b000 [ 1341.832390][ T32] r4:8561b000 [ 1341.832438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.832486][ T32] r5:8561b000 r4:8291a680 [ 1341.832532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.832577][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.832622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1341.832717][ T32] r4:00000000 [ 1341.832740][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.832776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.832811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.832853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f14c0 [ 1341.832947][ T32] r4:00000000 [ 1341.832971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.833016][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1341.833038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.833096][ T32] r5:00001000 r4:eb095000 [ 1341.833120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.833161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.833203][ T32] r5:8566838c r4:85668000 [ 1341.833224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.833270][ T32] r7:ddde2d80 r6:83018200 r5:8566838c r4:851dc680 [ 1341.833291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.833344][ T32] r10:61c88647 r9:8561b000 r8:851dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.833368][ T32] r4:851dc680 [ 1341.833387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.833481][ T32] r10:00000000 r9:851dc680 r8:80287e08 r7:eb999e60 r6:851dc780 r5:8561b000 [ 1341.833532][ T32] r4:00000001 [ 1341.833585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.833649][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1341.833694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.833790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.833833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.833865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.833913][ T32] r4:851f1300 [ 1341.834279][ T32] INFO: task kworker/1:490:5355 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.834315][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.834441][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.834586][ T32] Call trace: [ 1341.834645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.834700][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.834748][ T32] r4:00000000 [ 1341.834772][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.834836][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.834893][ T32] dd20: 9c256000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.834926][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.834954][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.834979][ T32] r5:800f0013 r4:80239bb0 [ 1341.835001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.835058][ T32] r4:82ac21e4 [ 1341.835082][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.835129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.835152][ T32] r4:dffaddc0 [ 1341.835195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.835268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.835295][ T32] r4:00000000 [ 1341.835316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.835369][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.835395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.835440][ T32] r5:00001000 r4:dfdc7000 [ 1341.835483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.835529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.835573][ T32] r5:848fc38c r4:848fc000 [ 1341.835593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.835641][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.835680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.835732][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.835757][ T32] r4:8484f680 [ 1341.835776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.835825][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.835849][ T32] r4:00000001 [ 1341.835868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.835918][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.835948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.835980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.836008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.836309][ T32] task:kworker/0:620 state:D stack:0 pid:5357 tgid:5357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.836767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 ** 11 printk messages dropped ** [ 1341.837197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.837259][ T32] r5:855eef8c r4:855eec00 [ 1341.837283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.837335][ T32] r7:dddced80 r6:83018000 r5:855eef8c r4:8527fd00 [ 1341.837358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.837407][ T32] r10:61c88647 r9:84b4c800 r8:8527fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.837527][ T32] r4:8527fd00 [ 1341.837550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.837597][ T32] r10:00000000 r9:8527fd00 r8:80287e08 r7:eb8f5e60 r6:8527fe00 r5:84b4c800 [ 1341.837620][ T32] r4:00000001 [ 1341.837644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.837683][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1341.837715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.837758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.837813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.837859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.837967][ T32] r4:850929c0 [ 1341.860327][ T32] INFO: task kworker/0:620:5357 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.860420][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.860492][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.860578][ T32] Call trace: [ 1341.860616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.860677][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.860725][ T32] r4:00000000 [ 1341.860755][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1341.860909][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1341.861230][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.861637][ T32] r5:848fc38c r4:848fc000 ** 5 printk messages dropped ** [ 1341.861942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1341.862138][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.862456][ T32] task:kworker/0:621 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.862973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.863727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.863774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.864067][ T32] r10:61c88647 r9:84b4d400 r8:8527fc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.864517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.865444][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1341.865753][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.866422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.867114][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1341.867450][ T32] INFO: task kworker/0:622:5360 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.867897][ T32] r4:84b4e000 ** 4 printk messages dropped ** [ 1341.890728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 ** 6 printk messages dropped ** [ 1341.891101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.891387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.891643][ T32] r4:8527fe80 ** 6 printk messages dropped ** [ 1341.892025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.892986][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1341.893153][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.893182][ T32] dd20: 9cb27000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.893212][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.893239][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.893264][ T32] r5:800f0013 r4:80239bb0 [ 1341.893286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.893342][ T32] r4:82ac21e4 [ 1341.893368][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.893528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.893555][ T32] r4:dffaddc0 [ 1341.893574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.893618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.893665][ T32] r4:00000000 [ 1341.893688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.893736][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.893757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.893826][ T32] r5:00001000 r4:dfdc7000 [ 1341.893851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.893916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.894028][ T32] r5:848fc38c r4:848fc000 [ 1341.894052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.894112][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.894138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.894187][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.894210][ T32] r4:8484f680 [ 1341.894254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.894335][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.894362][ T32] r4:00000001 [ 1341.894383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.894447][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.894478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.894508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.894540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.894572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.894594][ T32] r4:848b22c0 [ 1341.894705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.894736][ T32] INFO: task kworker/1:491:5362 blocked for more than 468 seconds. [ 1341.894768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.895019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.895081][ T32] task:kworker/1:491 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.895133][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.895214][ T32] Call trace: [ 1341.895250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.895300][ T32] r10:8291a684 r9:eb9add84 r8:00000002 r7:60000013 r6:eb9add8c r5:84b4ec00 [ 1341.895324][ T32] r4:84b4ec00 [ 1341.895351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.895397][ T32] r5:84b4ec00 r4:8291a680 [ 1341.895418][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.895456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.895517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1341.895544][ T32] r4:00000000 [ 1341.895619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.895660][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.895720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.895767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1880 [ 1341.895790][ T32] r4:00000000 [ 1341.895809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.895854][ T32] r9:83018205 r8:84b4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.895876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.895919][ T32] r5:00001000 r4:eb2e9000 [ 1341.895999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.896056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.896126][ T32] r5:8566938c r4:85669000 [ 1341.896174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.896226][ T32] r7:ddde2d80 r6:83018200 r5:8566938c r4:851dc880 [ 1341.896318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.896376][ T32] r10:61c88647 r9:84b4ec00 r8:851dc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.896400][ T32] r4:851dc880 [ 1341.896482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.896557][ T32] r10:00000000 r9:851dc880 r8:80287e08 r7:eb999e60 r6:8527ff80 r5:84b4ec00 [ 1341.896583][ T32] r4:00000001 [ 1341.896680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.896720][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1341.896770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.896807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.896836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.896867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.896890][ T32] r4:851f1580 [ 1341.897087][ T32] INFO: task kworker/1:491:5362 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.897134][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.897338][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.897726][ T32] Call trace: [ 1341.897759][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1341.897836][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.918470][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.918666][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1341.918815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.919266][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1341.919628][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1341.919845][ T32] INFO: task kworker/1:492:5363 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.920240][ T32] r4:84b49800 ** 3 printk messages dropped ** [ 1341.920419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.920796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.920992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.921336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.922380][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.923056][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.923290][ T32] r4:dffaddc0 [ 1341.923309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.923358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.923472][ T32] r4:00000000 [ 1341.923497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.923545][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.923568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.923611][ T32] r5:00001000 r4:dfdc7000 [ 1341.923632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.923724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.923774][ T32] r5:848fc38c r4:848fc000 [ 1341.923796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.923843][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.923889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.923993][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.924020][ T32] r4:8484f680 [ 1341.924096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.924148][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.924172][ T32] r4:00000001 [ 1341.924192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.924228][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.924297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.924335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.924371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.924403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.924427][ T32] r4:848b22c0 [ 1341.924448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.924550][ T32] INFO: task kworker/1:493:5366 blocked for more than 468 seconds. [ 1341.924582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.924607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.924653][ T32] task:kworker/1:493 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.924702][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.924762][ T32] Call trace: [ 1341.925001][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.925054][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:85620c00 [ 1341.925084][ T32] r4:85620c00 [ 1341.925107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.925151][ T32] r5:85620c00 r4:8291a680 [ 1341.925172][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.925211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.925270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1341.925296][ T32] r4:00000000 [ 1341.925316][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.925359][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.925398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.925462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1800 [ 1341.925490][ T32] r4:00000000 [ 1341.925515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.925561][ T32] r9:83018205 r8:85620c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1341.925584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.925678][ T32] r5:00001000 r4:eb267000 [ 1341.925767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.925811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.925854][ T32] r5:85668f8c r4:85668c00 [ 1341.925876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.926094][ T32] r4:851dca80 ** 6 printk messages dropped ** [ 1341.926354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.926832][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.927028][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1341.927240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.927757][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1341.954450][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.954849][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.955395][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.955578][ T32] r4:85621800 ** 4 printk messages dropped ** [ 1341.955749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 ** 5 printk messages dropped ** [ 1341.955960][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.956298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.956344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.956574][ T32] r4:851dc900 ** 4 printk messages dropped ** [ 1341.956743][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) ** 6 printk messages dropped ** [ 1341.957375][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.966464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.966956][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1341.967565][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.967882][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 3 printk messages dropped ** [ 1341.980461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.980487][ T32] r4:848b22c0 [ 1341.980512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.980565][ T32] INFO: task kworker/1:495:5370 blocked for more than 468 seconds. [ 1341.980604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.980630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.980652][ T32] task:kworker/1:495 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980862][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.981038][ T32] Call trace: [ 1341.981506][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.981570][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000013 r6:eb9c5d8c r5:85622400 [ 1341.981676][ T32] r4:85622400 [ 1341.981701][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.981748][ T32] r5:85622400 r4:8291a680 [ 1341.981801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.981923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.981972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1341.982013][ T32] r4:00000000 [ 1341.982118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.982160][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.982201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.982244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1c40 [ 1341.982281][ T32] r4:00000000 [ 1341.982317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.982375][ T32] r9:83018205 r8:85622400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1341.982399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.982444][ T32] r5:00001000 r4:eb461000 [ 1341.982465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.982506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.982550][ T32] r5:8566978c r4:85669400 [ 1341.982572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.982621][ T32] r7:ddde2d80 r6:83018200 r5:8566978c r4:851dcb80 [ 1341.982657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.982712][ T32] r10:61c88647 r9:85622400 r8:851dcbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.982736][ T32] r4:851dcb80 [ 1341.982757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.982806][ T32] r10:00000000 r9:851dcb80 r8:80287e08 r7:eb9c1e60 r6:851d1000 r5:85622400 [ 1341.982829][ T32] r4:00000001 [ 1341.982863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.982908][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1341.982936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.982990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.983026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.983059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.983082][ T32] r4:851f18c0 [ 1341.983500][ T32] INFO: task kworker/1:495:5370 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1341.983537][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.983619][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.983694][ T32] Call trace: [ 1341.983724][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.983779][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1341.984061][ T32] r4:00000000 [ 1341.984085][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.984127][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1341.984156][ T32] dd20: 9d5a7000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1341.984188][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1341.984215][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.984239][ T32] r5:800f0013 r4:80239bb0 [ 1341.984261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.984326][ T32] r4:82ac21e4 [ 1341.984375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.984424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1341.984638][ T32] r4:dffaddc0 [ 1341.984661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.984708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1341.984871][ T32] r4:00000000 [ 1341.984929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.984979][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.985002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.985045][ T32] r5:00001000 r4:dfdc7000 [ 1341.985066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.985108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.985151][ T32] r5:848fc38c r4:848fc000 [ 1341.985172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.985219][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1341.985264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.985317][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.985349][ T32] r4:8484f680 [ 1341.985379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.985431][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1341.985456][ T32] r4:00000001 [ 1341.985476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.985512][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1341.985539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.985570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.985599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.985657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.985707][ T32] r4:848b22c0 [ 1341.985813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.985843][ T32] INFO: task kworker/1:496:5372 blocked for more than 468 seconds. [ 1341.985873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.985897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.985944][ T32] task:kworker/1:496 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.985994][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.986036][ T32] Call trace: [ 1341.986115][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.986170][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:8561a400 [ 1341.986232][ T32] r4:8561a400 [ 1341.986257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.986302][ T32] r5:8561a400 r4:8291a680 ** 1 printk messages dropped ** [ 1341.986369][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.987234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.987375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.987671][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.987860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.009253][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.009410][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 8 printk messages dropped ** [ 1342.009704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1342.010260][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1342.010457][ T32] r4:00000001 [ 1342.010477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.010514][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.010565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.010598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.010627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.010657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.010680][ T32] r4:848b22c0 [ 1342.010702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.010729][ T32] INFO: task kworker/1:497:5374 blocked for more than 468 seconds. [ 1342.010762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.010787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.010809][ T32] task:kworker/1:497 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.010856][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.010898][ T32] Call trace: [ 1342.010971][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.011025][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000013 r6:eb9cdd8c r5:85616c00 [ 1342.011072][ T32] r4:85616c00 [ 1342.011097][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.011142][ T32] r5:85616c00 r4:8291a680 [ 1342.011163][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.011205][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.011250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1342.011274][ T32] r4:00000000 [ 1342.011294][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.011329][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.011371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.011415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84813040 [ 1342.011466][ T32] r4:00000000 [ 1342.011491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.011537][ T32] r9:83018205 r8:85616c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1342.011560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.011603][ T32] r5:00001000 r4:eb487000 [ 1342.011625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.011690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.011737][ T32] r5:855efb8c r4:855ef800 [ 1342.011758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.011805][ T32] r7:ddde2d80 r6:83018200 r5:855efb8c r4:851dca00 [ 1342.011826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.011874][ T32] r10:61c88647 r9:85616c00 r8:851dca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.011935][ T32] r4:851dca00 [ 1342.011960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.012008][ T32] r10:00000000 r9:851dca00 r8:80287e08 r7:eb9b5e60 r6:851dcc00 r5:85616c00 [ 1342.012033][ T32] r4:00000001 [ 1342.012052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.012089][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1342.012139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.012195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.012227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.012260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.012283][ T32] r4:851f1dc0 [ 1342.012541][ T32] INFO: task kworker/1:497:5374 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.012574][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.012752][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.012797][ T32] Call trace: [ 1342.012826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.012908][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.012933][ T32] r4:00000000 [ 1342.012968][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.013014][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.013077][ T32] dd20: 9d83f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.013112][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1342.013471][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1342.013676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.014088][ T32] r4:8484f680 ** 3 printk messages dropped ** [ 1342.014266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1342.014592][ T32] task:kworker/0:623 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.015067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 ** 5 printk messages dropped ** [ 1342.015270][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.015574][ T32] r5:855eff8c r4:855efc00 [ 1342.015595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.015850][ T32] r4:851d1080 ** 6 printk messages dropped ** [ 1342.016069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.016608][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.016933][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.017202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1342.017611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.017881][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.038678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.039041][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.039116][ T32] Call trace: [ 1342.039150][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.039206][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:84980c00 [ 1342.039229][ T32] r4:84980c00 [ 1342.039250][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.039305][ T32] r5:84980c00 r4:8291a680 [ 1342.039329][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.039376][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.039422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1342.039444][ T32] r4:00000000 [ 1342.039464][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.039500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.039538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.039581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f12c0 [ 1342.039604][ T32] r4:00000000 [ 1342.039625][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.039693][ T32] r9:83018205 r8:84980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1342.039720][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.039774][ T32] r5:00001000 r4:eb4b1000 [ 1342.039798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.039859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.039917][ T32] r5:85669b8c r4:85669800 [ 1342.039962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.040015][ T32] r7:ddde2d80 r6:83018200 r5:85669b8c r4:851dcd80 [ 1342.040038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.040086][ T32] r10:61c88647 r9:84980c00 r8:851dcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.040109][ T32] r4:851dcd80 [ 1342.040130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.040179][ T32] r10:00000000 r9:851dcd80 r8:80287e08 r7:eb9b5e60 r6:851dcf00 r5:84980c00 [ 1342.040202][ T32] r4:00000001 [ 1342.040241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.040287][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1342.040315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.040351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.040382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.040414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.040437][ T32] r4:851f1dc0 [ 1342.040832][ T32] INFO: task kworker/1:498:5378 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.040865][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.040968][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.041014][ T32] Call trace: [ 1342.041058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.041115][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.041159][ T32] r4:00000000 [ 1342.041202][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.041253][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.041314][ T32] dd20: 9db10000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.041358][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.041384][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.041418][ T32] r5:800f0013 r4:80239bb0 [ 1342.041462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.041507][ T32] r4:82ac21e4 [ 1342.041562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.041610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.041634][ T32] r4:dffaddc0 [ 1342.041654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.041698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.041730][ T32] r4:00000000 [ 1342.041753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.041819][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.041844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.041887][ T32] r5:00001000 r4:dfdc7000 ** 3 printk messages dropped ** [ 1342.042041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.042418][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 5 printk messages dropped ** [ 1342.042607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1342.042902][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:84982400 ** 8 printk messages dropped ** [ 1342.043241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.043521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.043696][ T32] r5:85669f8c r4:85669c00 ** 3 printk messages dropped ** [ 1342.043862][ T32] r10:61c88647 r9:84982400 r8:85279e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.044248][ T32] r4:851ea340 ** 3 printk messages dropped ** [ 1342.044710][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.044910][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.044939][ T32] dd20: 9db10000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.044990][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.045020][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.045056][ T32] r5:800f0013 r4:80239bb0 [ 1342.045090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.045133][ T32] r4:82ac21e4 [ 1342.045154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.045218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.045244][ T32] r4:dffaddc0 [ 1342.045284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.045356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.045427][ T32] r4:00000000 [ 1342.045476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.045526][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.045563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.045609][ T32] r5:00001000 r4:dfdc7000 [ 1342.045630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.045670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.045714][ T32] r5:848fc38c r4:848fc000 [ 1342.045745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.045797][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.045819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.045867][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.045890][ T32] r4:8484f680 [ 1342.045909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.045955][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.045977][ T32] r4:00000001 [ 1342.046019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.046060][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.046118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.046193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.046224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.046255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.046277][ T32] r4:848b22c0 [ 1342.046297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.046322][ T32] INFO: task kworker/1:500:5383 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.046490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.046871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.046914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1342.046936][ T32] r4:00000000 [ 1342.046965][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.047003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.047039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.047081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea440 [ 1342.047103][ T32] r4:00000000 [ 1342.047122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.047167][ T32] r9:83018205 r8:84983000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1342.047189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.047231][ T32] r5:00001000 r4:eb4ed000 [ 1342.047251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.047290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.047337][ T32] r5:8566a38c r4:8566a000 [ 1342.047359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.047405][ T32] r7:ddde2d80 r6:83018200 r5:8566a38c r4:851dce00 [ 1342.047427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.047484][ T32] r10:61c88647 r9:84983000 r8:851dce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.047541][ T32] r4:851dce00 [ 1342.047563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.047611][ T32] r10:00000000 r9:851dce00 r8:80287e08 r7:eb9d1e60 r6:851f7000 r5:84983000 [ 1342.047633][ T32] r4:00000001 [ 1342.047653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.047689][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1342.047724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.047757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.047814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.070040][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.070242][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.070410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1342.070878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.071234][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.071261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.071290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.071317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.071353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.071375][ T32] r4:848b22c0 [ 1342.071397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.071423][ T32] INFO: task kworker/1:501:5386 blocked for more than 468 seconds. [ 1342.071457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.071481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.071502][ T32] task:kworker/1:501 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.071567][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.071622][ T32] Call trace: [ 1342.071677][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.071726][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:84983c00 [ 1342.071764][ T32] r4:84983c00 [ 1342.071787][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.071831][ T32] r5:84983c00 r4:8291a680 [ 1342.071854][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.071931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.071981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1342.072004][ T32] r4:00000000 [ 1342.072024][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1342.072290][ T32] r9:83018205 r8:84983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1342.072593][ T32] r5:8566a78c r4:8566a400 [ 1342.072621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.072849][ T32] r10:00000000 r9:851f7080 r8:80287e08 r7:eb9a1e60 r6:851f7180 r5:84983c00 ** 5 printk messages dropped ** [ 1342.073052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.073564][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.073808][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1342.074021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1342.074546][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1342.074827][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1342.075101][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1342.075317][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.075605][ T32] r5:84985400 r4:8291a680 ** 3 printk messages dropped ** [ 1342.075729][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.075860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea9c0 ** 7 printk messages dropped ** [ 1342.076155][ T32] r5:8566af8c r4:8566ac00 [ 1342.076175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.076222][ T32] r7:ddde2d80 r6:83018200 r5:8566af8c r4:851f7200 [ 1342.076242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.076291][ T32] r10:61c88647 r9:84985400 r8:851f722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.076314][ T32] r4:851f7200 [ 1342.076338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.076406][ T32] r10:00000000 r9:851f7200 r8:80287e08 r7:eb9c9e60 r6:851f7100 r5:84985400 [ 1342.076435][ T32] r4:00000001 [ 1342.076477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.076516][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1342.076563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.076595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.076623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.076678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.076704][ T32] r4:851ea740 [ 1342.076942][ T32] INFO: task kworker/1:502:5388 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.076975][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.077040][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.077088][ T32] Call trace: [ 1342.077161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.077237][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.077269][ T32] r4:00000000 [ 1342.077313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.077361][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.077390][ T32] dd20: 9dfcf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.077420][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.077445][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.077469][ T32] r5:800f0013 r4:80239bb0 [ 1342.077491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.077551][ T32] r4:82ac21e4 [ 1342.077574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.077626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.077664][ T32] r4:dffaddc0 [ 1342.077686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.077760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.077792][ T32] r4:00000000 [ 1342.077832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.077887][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.077967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.108320][ T32] r5:00001000 r4:dfdc7000 [ 1342.108371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.108435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.108504][ T32] r5:848fc38c r4:848fc000 [ 1342.108536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.108587][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.108623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.108677][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.108700][ T32] r4:8484f680 [ 1342.108721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.108770][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.108814][ T32] r4:00000001 [ 1342.108838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.108878][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.108929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.108967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.108994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.109024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.109047][ T32] r4:848b22c0 [ 1342.109070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.109109][ T32] INFO: task kworker/1:503:5389 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.109510][ T32] r10:8291a684 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:84986000 ** 5 printk messages dropped ** [ 1342.109782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 ** 9 printk messages dropped ** [ 1342.110127][ T32] r5:00001000 r4:eb517000 ** 2 printk messages dropped ** [ 1342.110246][ T32] r5:8566ab8c r4:8566a800 [ 1342.110274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.110544][ T32] r10:00000000 r9:851f7280 r8:80287e08 r7:eb9e9e60 r6:851f7300 r5:84986000 ** 7 printk messages dropped ** [ 1342.110839][ T32] r4:851ea600 ** 2 printk messages dropped ** [ 1342.111381][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.111448][ T32] Call trace: [ 1342.111500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.111577][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.111604][ T32] r4:00000000 [ 1342.111624][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.111665][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.111692][ T32] dd20: 9eb6b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.111723][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.111749][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.111773][ T32] r5:800f0013 r4:80239bb0 [ 1342.111793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.111853][ T32] r4:82ac21e4 [ 1342.111913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.111982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.112028][ T32] r4:dffaddc0 [ 1342.112070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.112138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.112165][ T32] r4:00000000 [ 1342.112185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.112232][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.112254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.112296][ T32] r5:00001000 r4:dfdc7000 [ 1342.112335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.112406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.112453][ T32] r5:848fc38c r4:848fc000 [ 1342.112473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.112556][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.112606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.112678][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.112733][ T32] r4:8484f680 [ 1342.112789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.112841][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.112866][ T32] r4:00000001 [ 1342.112913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.112953][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.112980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.113017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.113047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.113112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.113158][ T32] r4:848b22c0 [ 1342.113182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.113219][ T32] INFO: task kworker/1:504:5391 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.113397][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.113766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 ** 7 printk messages dropped ** [ 1342.114081][ T32] r9:83018205 r8:8561ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1342.114288][ T32] r5:8566b38c r4:8566b000 [ 1342.114308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.114361][ T32] r7:ddde2d80 r6:83018200 r5:8566b38c r4:851f7380 [ 1342.114383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.114430][ T32] r10:61c88647 r9:8561ec00 r8:851f73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.114472][ T32] r4:851f7380 [ 1342.114538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.114587][ T32] r10:00000000 r9:851f7380 r8:80287e08 r7:eb9e9e60 r6:851f7500 r5:8561ec00 [ 1342.114631][ T32] r4:00000001 [ 1342.114654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.114701][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1342.114731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.114760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.114787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.114817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.114887][ T32] r4:851ea980 [ 1342.115124][ T32] INFO: task kworker/1:504:5391 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.115177][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.115277][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.115369][ T32] Call trace: [ 1342.115424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.115478][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.115537][ T32] r4:00000000 [ 1342.115560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.115600][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.115638][ T32] dd20: 9eb6b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.115671][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.115698][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.115742][ T32] r5:800f0013 r4:80239bb0 [ 1342.115790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1342.115919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1342.116457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.116772][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1342.117041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1342.117321][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:84986c00 [ 1342.117349][ T32] r4:84986c00 [ 1342.117370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.117413][ T32] r5:84986c00 r4:8291a680 [ 1342.117453][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.117496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.117539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 [ 1342.117561][ T32] r4:00000000 [ 1342.117599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.117638][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.117675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.117718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e5e00 [ 1342.117741][ T32] r4:00000000 [ 1342.117761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.117805][ T32] r9:83018005 r8:84986c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1342.117826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.117868][ T32] r5:00001000 r4:eba8d000 [ 1342.117916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.130265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.130346][ T32] r5:8563c78c r4:8563c400 [ 1342.130371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.130442][ T32] r7:dddced80 r6:83018000 r5:8563c78c r4:851d1100 [ 1342.130469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.130540][ T32] r10:61c88647 r9:84986c00 r8:851d112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.130617][ T32] r4:851d1100 [ 1342.130641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1342.130827][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.131477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.131740][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.132069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1342.132429][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1342.132733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.133037][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1342.133259][ T32] INFO: task kworker/0:625:5395 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.133621][ T32] r4:84984800 ** 3 printk messages dropped ** [ 1342.133769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.134053][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.134302][ T32] r5:8563c38c r4:8563c000 [ 1342.134368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.134635][ T32] r10:00000000 r9:851d1200 r8:80287e08 r7:eb9f5e60 r6:851f7480 r5:84984800 ** 7 printk messages dropped ** [ 1342.134881][ T32] r4:851e54c0 ** 3 printk messages dropped ** [ 1342.135260][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.135484][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.135805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.135842][ T32] r4:dffaddc0 [ 1342.135885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.135937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.135980][ T32] r4:00000000 [ 1342.136008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.136054][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.136075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.136138][ T32] r5:00001000 r4:dfdc7000 [ 1342.136162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.136214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.136261][ T32] r5:848fc38c r4:848fc000 [ 1342.136290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.136354][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.136380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.136462][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.136498][ T32] r4:8484f680 [ 1342.136520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.136568][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.136591][ T32] r4:00000001 [ 1342.136610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.136645][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.136672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.136702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.136743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.136787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.136832][ T32] r4:848b22c0 [ 1342.136855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.136880][ T32] INFO: task kworker/1:505:5396 blocked for more than 468 seconds. [ 1342.136927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.136954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.136975][ T32] task:kworker/1:505 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.137018][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.137069][ T32] Call trace: [ 1342.137102][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.137151][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:856a0000 [ 1342.137174][ T32] r4:856a0000 [ 1342.137194][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.137238][ T32] r5:856a0000 r4:8291a680 [ 1342.137272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.137314][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.137364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1342.137396][ T32] r4:00000000 [ 1342.137430][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.137469][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.137532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.137610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1980 [ 1342.137636][ T32] r4:00000000 [ 1342.137656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.137702][ T32] r9:83018205 r8:856a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1342.137744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.137791][ T32] r5:00001000 r4:eb593000 [ 1342.137835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.137878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.137920][ T32] r5:8566b78c r4:8566b400 [ 1342.159233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.159425][ T32] r10:61c88647 r9:856a0000 r8:851f762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.159785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.160353][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.160629][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1342.160840][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.161039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1342.161510][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.161611][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.161637][ T32] r4:00000001 [ 1342.161678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.161718][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.161757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.161789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.161834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.161870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.161893][ T32] r4:848b22c0 [ 1342.161935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.161970][ T32] INFO: task kworker/1:506:5397 blocked for more than 468 seconds. [ 1342.162002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.162035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.162060][ T32] task:kworker/1:506 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.162121][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.162204][ T32] Call trace: [ 1342.162235][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.162304][ T32] r10:8291a684 r9:eba01d84 r8:00000002 r7:60000013 r6:eba01d8c r5:856a1800 [ 1342.162354][ T32] r4:856a1800 [ 1342.162379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.162423][ T32] r5:856a1800 r4:8291a680 [ 1342.162443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.162482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.162525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1342.162567][ T32] r4:00000000 [ 1342.162593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.162632][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.162689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.162739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3100 [ 1342.162782][ T32] r4:00000000 [ 1342.162806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.162851][ T32] r9:83018205 r8:856a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1342.162890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.162950][ T32] r5:00001000 r4:eb5d5000 [ 1342.162972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.163012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.163076][ T32] r5:8566bb8c r4:8566b800 [ 1342.163099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.163147][ T32] r7:ddde2d80 r6:83018200 r5:8566bb8c r4:851f7680 [ 1342.163169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.163216][ T32] r10:61c88647 r9:856a1800 r8:851f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.163238][ T32] r4:851f7680 [ 1342.163257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.163303][ T32] r10:00000000 r9:851f7680 r8:80287e08 r7:eb9fde60 r6:851f7800 r5:856a1800 [ 1342.163339][ T32] r4:00000001 [ 1342.163362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.163399][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1342.163426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.163456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.163485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.163515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.163537][ T32] r4:851ea4c0 [ 1342.163765][ T32] INFO: task kworker/1:506:5397 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.163824][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.163895][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.164025][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 9 printk messages dropped ** [ 1342.164407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1342.164880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.165246][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1342.165566][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1342.165747][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.166115][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.166466][ T32] r9:83018205 r8:856a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1342.166659][ T32] r5:8567038c r4:85670000 ** 3 printk messages dropped ** [ 1342.166854][ T32] r10:61c88647 r9:856a3000 r8:851f772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.167274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.167866][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.198464][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.198664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1342.199103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.199283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.199358][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.199385][ T32] r4:8484f680 [ 1342.199405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.199455][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.199479][ T32] r4:00000001 [ 1342.199527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.199569][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.199597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.199627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.199673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.199707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.199731][ T32] r4:848b22c0 [ 1342.199785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.199840][ T32] INFO: task kworker/1:508:5401 blocked for more than 468 seconds. [ 1342.199880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.199924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.199973][ T32] task:kworker/1:508 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.200053][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.200148][ T32] Call trace: [ 1342.200186][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.200241][ T32] r10:8291a684 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:856a0c00 [ 1342.200286][ T32] r4:856a0c00 [ 1342.200309][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.200371][ T32] r5:856a0c00 r4:8291a680 [ 1342.200414][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.200459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.200513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1342.200542][ T32] r4:00000000 [ 1342.200569][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.200605][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.200640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.200721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3380 [ 1342.200749][ T32] r4:00000000 [ 1342.200769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.200815][ T32] r9:83018205 r8:856a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1342.200837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.200899][ T32] r5:00001000 r4:eb5e9000 [ 1342.200922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.200973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.201019][ T32] r5:8566bf8c r4:8566bc00 [ 1342.201039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.201086][ T32] r7:ddde2d80 r6:83018200 r5:8566bf8c r4:851f7780 [ 1342.201130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.201202][ T32] r10:61c88647 r9:856a0c00 r8:851f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.201248][ T32] r4:851f7780 [ 1342.201280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.201334][ T32] r10:00000000 r9:851f7780 r8:80287e08 r7:eba05e60 r6:851f7a00 r5:856a0c00 [ 1342.201358][ T32] r4:00000001 [ 1342.201398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.201457][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1342.201492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.201529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.201560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.201590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.201612][ T32] r4:851e31c0 [ 1342.201968][ T32] INFO: task kworker/1:508:5401 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.202019][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.202163][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.202234][ T32] Call trace: [ 1342.202285][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.202347][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.202391][ T32] r4:00000000 [ 1342.202415][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.202455][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.202484][ T32] dd20: 9fa3d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.202513][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.202579][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.202632][ T32] r5:800f0013 r4:80239bb0 [ 1342.202656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.202697][ T32] r4:82ac21e4 [ 1342.202716][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.202760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.202782][ T32] r4:dffaddc0 [ 1342.202810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.202888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.202927][ T32] r4:00000000 [ 1342.202950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.203006][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.203040][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.203092][ T32] r5:00001000 r4:dfdc7000 [ 1342.203113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.203174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.203222][ T32] r5:848fc38c r4:848fc000 [ 1342.203261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.203312][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.203361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.203441][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.203488][ T32] r4:8484f680 [ 1342.203513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1342.203599][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.203818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.204133][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.204424][ T32] r5:856a3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.204552][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.204739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3580 ** 7 printk messages dropped ** [ 1342.205152][ T32] r5:8567078c r4:85670400 [ 1342.205181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.205318][ T32] r10:61c88647 r9:856a3c00 r8:851f78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.205715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.206248][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.206573][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1342.206840][ T32] r4:dffaddc0 ** 7 printk messages dropped ** [ 1342.207115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.207558][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1342.207864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.207896][ T32] r4:848b22c0 [ 1342.207952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.230189][ T32] INFO: task kworker/1:510:5406 blocked for more than 468 seconds. [ 1342.230286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.230316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.230345][ T32] task:kworker/1:510 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.230401][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.230476][ T32] Call trace: [ 1342.230533][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.230593][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:856a4800 [ 1342.230638][ T32] r4:856a4800 [ 1342.230684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.230731][ T32] r5:856a4800 r4:8291a680 [ 1342.230752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.230792][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.230836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1342.230858][ T32] r4:00000000 [ 1342.230877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.230913][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.230951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.231036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3780 [ 1342.231085][ T32] r4:00000000 [ 1342.231128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.231199][ T32] r9:83018205 r8:856a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1342.231247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.231356][ T32] r5:00001000 r4:eb7d3000 [ 1342.231386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.231429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.231472][ T32] r5:85670b8c r4:85670800 [ 1342.231550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.231614][ T32] r7:ddde2d80 r6:83018200 r5:85670b8c r4:851f7b00 [ 1342.231677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.231730][ T32] r10:61c88647 r9:856a4800 r8:851f7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.231754][ T32] r4:851f7b00 [ 1342.231796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.231853][ T32] r10:00000000 r9:851f7b00 r8:80287e08 r7:eb9dde60 r6:851f7c00 r5:856a4800 [ 1342.231876][ T32] r4:00000001 [ 1342.231933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.231975][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1342.232047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.232081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.232108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.232159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.232187][ T32] r4:851e3880 [ 1342.232544][ T32] INFO: task kworker/1:510:5406 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.232579][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.232671][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.232716][ T32] Call trace: [ 1342.232766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.232823][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.232846][ T32] r4:00000000 [ 1342.232866][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.232930][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.232988][ T32] dd20: a0081000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.233021][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.233068][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.233105][ T32] r5:800f0013 r4:80239bb0 [ 1342.233128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.233170][ T32] r4:82ac21e4 [ 1342.233199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.233246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.233269][ T32] r4:dffaddc0 [ 1342.233289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.233357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.233383][ T32] r4:00000000 [ 1342.233404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.233686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.234121][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1342.234438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1342.234931][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.235470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.235744][ T32] r7:ddde2d80 r6:83018200 r5:8567138c r4:851f7980 ** 6 printk messages dropped ** [ 1342.236006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1342.236685][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.237008][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.237187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1342.237634][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1342.237844][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1342.251867][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1342.252158][ T32] INFO: task kworker/1:512:5410 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.252510][ T32] r4:856a6000 ** 4 printk messages dropped ** [ 1342.252740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 ** 8 printk messages dropped ** [ 1342.253040][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.253216][ T32] r5:85670f8c r4:85670c00 ** 3 printk messages dropped ** [ 1342.253357][ T32] r10:61c88647 r9:856a6000 r8:851f7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.253614][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.253752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.253795][ T32] r4:851e3940 [ 1342.254123][ T32] INFO: task kworker/1:512:5410 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.254175][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.254281][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.254352][ T32] Call trace: [ 1342.254401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.254470][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.254497][ T32] r4:00000000 [ 1342.254531][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.254573][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.254660][ T32] dd20: a0081000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.254698][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.254725][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.254758][ T32] r5:800f0013 r4:80239bb0 [ 1342.254802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.254848][ T32] r4:82ac21e4 [ 1342.254896][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.254952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.254999][ T32] r4:dffaddc0 [ 1342.255021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.255085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.255131][ T32] r4:00000000 [ 1342.255154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.255201][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.255223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.255294][ T32] r5:00001000 r4:dfdc7000 [ 1342.255318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.255366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.255413][ T32] r5:848fc38c r4:848fc000 [ 1342.255434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.255481][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.255502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.255550][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.255573][ T32] r4:8484f680 [ 1342.255591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.255639][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.255662][ T32] r4:00000001 [ 1342.255682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.255718][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.255744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.255773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.255801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.255865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.255912][ T32] r4:848b22c0 [ 1342.255954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.255982][ T32] INFO: task kworker/1:513:5412 blocked for more than 468 seconds. [ 1342.256010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.256033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.256053][ T32] task:kworker/1:513 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.256098][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.256152][ T32] Call trace: [ 1342.256192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.256244][ T32] r10:8291a684 r9:eba21d84 r8:00000002 r7:60000113 r6:eba21d8c r5:856a6c00 [ 1342.256268][ T32] r4:856a6c00 [ 1342.256289][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.256337][ T32] r5:856a6c00 r4:8291a680 [ 1342.256378][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.256633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.257083][ T32] r5:8567178c r4:85671400 [ 1342.257103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.257356][ T32] r10:00000000 r9:851f7e00 r8:80287e08 r7:eba09e60 r6:851f7f00 r5:856a6c00 ** 13 printk messages dropped ** [ 1342.276001][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 13 printk messages dropped ** [ 1342.276673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 17 printk messages dropped ** [ 1342.277294][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 5 printk messages dropped ** [ 1342.277507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.277944][ T32] r4:856a2400 ** 4 printk messages dropped ** [ 1342.281980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 ** 12 printk messages dropped ** [ 1342.282629][ T32] r5:85671b8c r4:85671800 ** 3 printk messages dropped ** [ 1342.282775][ T32] r10:61c88647 r9:856a2400 r8:851f7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.282966][ T32] r4:00000001 [ 1342.282989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.283054][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1342.283101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.283164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.283195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.283236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.283262][ T32] r4:851e3bc0 [ 1342.283574][ T32] INFO: task kworker/1:514:5415 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.283609][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.283673][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.283733][ T32] Call trace: [ 1342.283773][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.283831][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.283885][ T32] r4:00000000 [ 1342.283928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.283999][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.284032][ T32] dd20: a0535000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.284063][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.284090][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.284114][ T32] r5:800f0013 r4:80239bb0 [ 1342.284156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.284208][ T32] r4:82ac21e4 [ 1342.284258][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.284306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.284329][ T32] r4:dffaddc0 [ 1342.284353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.284397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.284440][ T32] r4:00000000 [ 1342.284464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.284511][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.284532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.284595][ T32] r5:00001000 r4:dfdc7000 [ 1342.284619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.284661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.284724][ T32] r5:848fc38c r4:848fc000 [ 1342.284749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.284799][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.284821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.284890][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.284937][ T32] r4:8484f680 [ 1342.284959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.285008][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.285050][ T32] r4:00000001 [ 1342.285073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.285148][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.285184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.285213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.285266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.285319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.285366][ T32] r4:848b22c0 [ 1342.285396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.285424][ T32] INFO: task kworker/1:515:5417 blocked for more than 468 seconds. [ 1342.285475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.285504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.285527][ T32] task:kworker/1:515 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.285572][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.285614][ T32] Call trace: [ 1342.285690][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.285762][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:8561c800 [ 1342.285789][ T32] r4:8561c800 [ 1342.285830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.285878][ T32] r5:8561c800 r4:8291a680 [ 1342.285911][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.285954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.286018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1342.286044][ T32] r4:00000000 [ 1342.286063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.286099][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.286149][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.286194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119240 [ 1342.286237][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.286402][ T32] r5:00001000 r4:eba51000 ** 2 printk messages dropped ** [ 1342.286528][ T32] r5:85672b8c r4:85672800 [ 1342.286557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.286656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1342.287296][ T32] INFO: task kworker/1:515:5417 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 2 printk messages dropped ** [ 1342.287498][ T32] Call trace: [ 1342.287527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.287600][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.287628][ T32] r4:00000000 [ 1342.287657][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.287720][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.287751][ T32] dd20: a0535000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.287781][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.287807][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.287851][ T32] r5:800f0013 r4:80239bb0 [ 1342.287875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.287965][ T32] r4:82ac21e4 [ 1342.303437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.303529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.303560][ T32] r4:dffaddc0 [ 1342.303582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.303627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.303659][ T32] r4:00000000 [ 1342.303702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.303755][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.303797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.303846][ T32] r5:00001000 r4:dfdc7000 [ 1342.303867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.303909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.303952][ T32] r5:848fc38c r4:848fc000 [ 1342.303973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.304021][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.304042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.304090][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.304142][ T32] r4:8484f680 [ 1342.304191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.304244][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.304279][ T32] r4:00000001 [ 1342.304308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.304352][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.304382][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.304556][ T32] INFO: task kworker/1:516:5419 blocked for more than 468 seconds. ** 13 printk messages dropped ** [ 1342.305131][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.305408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.305577][ T32] r5:85671f8c r4:85671c00 ** 2 printk messages dropped ** [ 1342.305695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.305747][ T32] r10:61c88647 r9:84981800 r8:851dceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.305770][ T32] r4:851dce80 [ 1342.305789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.305848][ T32] r10:00000000 r9:851dce80 r8:80287e08 r7:eba19e60 r6:851dcf80 r5:84981800 [ 1342.305873][ T32] r4:00000001 [ 1342.305912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.305951][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1342.305990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.306033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.306068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.306099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.306163][ T32] r4:851e3e00 [ 1342.306476][ T32] INFO: task kworker/1:516:5419 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.306509][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.306588][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.306645][ T32] Call trace: [ 1342.306673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.306747][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.306774][ T32] r4:00000000 [ 1342.306794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.306853][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.306885][ T32] dd20: a0a37000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.306948][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.306979][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.307201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 15 printk messages dropped ** [ 1342.307909][ T32] r4:8484f680 ** 5 printk messages dropped ** [ 1342.328537][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.328894][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.329241][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.329734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.329925][ T32] r5:8567238c r4:85672000 ** 1 printk messages dropped ** [ 1342.330027][ T32] r7:ddde2d80 r6:83018200 r5:8567238c r4:8511e000 ** 4 printk messages dropped ** [ 1342.330202][ T32] r10:00000000 r9:8511e000 r8:80287e08 r7:eba19e60 r6:8511e180 r5:856a8000 ** 9 printk messages dropped ** [ 1342.330845][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.331450][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.331624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 10 printk messages dropped ** [ 1342.332227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.332545][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.332982][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.333346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 ** 12 printk messages dropped ** [ 1342.333903][ T32] r5:8567278c r4:85672400 ** 4 printk messages dropped ** [ 1342.334101][ T32] r4:8511e080 ** 1 printk messages dropped ** [ 1342.334228][ T32] r10:00000000 r9:8511e080 r8:80287e08 r7:eba19e60 r6:8511e280 r5:856a8c00 [ 1342.334253][ T32] r4:00000001 [ 1342.334273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.334309][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1342.334349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.334382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.334429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.334477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.334522][ T32] r4:85119040 [ 1342.334742][ T32] INFO: task kworker/1:518:5422 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.334776][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.334871][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.334940][ T32] Call trace: [ 1342.334994][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.335048][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.335108][ T32] r4:00000000 [ 1342.335156][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.335200][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.335229][ T32] dd20: a0fdf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.335258][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.335284][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.335308][ T32] r5:800f0013 r4:80239bb0 [ 1342.335344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.335418][ T32] r4:82ac21e4 [ 1342.335450][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.335497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.335520][ T32] r4:dffaddc0 [ 1342.335539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.335601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.335627][ T32] r4:00000000 [ 1342.335667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.335736][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.335761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.335806][ T32] r5:00001000 r4:dfdc7000 [ 1342.335826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.335865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.335908][ T32] r5:848fc38c r4:848fc000 [ 1342.335928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.335975][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.335996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.336044][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.336086][ T32] r4:8484f680 [ 1342.336109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.336157][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.336179][ T32] r4:00000001 [ 1342.336200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.336256][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.336286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.336315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.336346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.336385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.336410][ T32] r4:848b22c0 [ 1342.336430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.336527][ T32] task:kworker/1:519 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.336990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 ** 12 printk messages dropped ** [ 1342.337481][ T32] r5:8567338c r4:85673000 [ 1342.337503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.355019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.355808][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 10 printk messages dropped ** [ 1342.356217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 14 printk messages dropped ** [ 1342.356897][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 13 printk messages dropped ** [ 1342.357391][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.357916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.370595][ T32] r5:85672f8c r4:85672c00 ** 1 printk messages dropped ** [ 1342.370664][ T32] r7:ddde2d80 r6:83018200 r5:85672f8c r4:8511e200 ** 6 printk messages dropped ** [ 1342.370925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.371519][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.371763][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.371787][ T32] r4:00000000 [ 1342.371808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.371849][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.371889][ T32] dd20: a17b3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.371920][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.371947][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.371990][ T32] r5:800f0013 r4:80239bb0 [ 1342.372015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.372084][ T32] r4:82ac21e4 [ 1342.372130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.372186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.372220][ T32] r4:dffaddc0 [ 1342.372244][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.372311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.372351][ T32] r4:00000000 [ 1342.372375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.372432][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.372458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.372523][ T32] r5:00001000 r4:dfdc7000 [ 1342.372566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.372638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.372692][ T32] r5:848fc38c r4:848fc000 [ 1342.372713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.372761][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.372783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.372832][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.372856][ T32] r4:8484f680 [ 1342.372896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.372952][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.372977][ T32] r4:00000001 [ 1342.373008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.373067][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.373128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.373166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.373193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.373223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.373265][ T32] r4:848b22c0 [ 1342.373289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.373336][ T32] INFO: task kworker/1:521:5428 blocked for more than 468 seconds. [ 1342.373371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.373415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.373463][ T32] task:kworker/1:521 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.373531][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.373596][ T32] Call trace: [ 1342.373631][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.373681][ T32] r10:8291a684 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:856ac800 [ 1342.373704][ T32] r4:856ac800 [ 1342.373724][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.373784][ T32] r5:856ac800 r4:8291a680 [ 1342.373827][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.373875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.373928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1342.373954][ T32] r4:00000000 [ 1342.373993][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.374034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.374327][ T32] r5:00001000 r4:eba73000 ** 2 printk messages dropped ** [ 1342.374435][ T32] r5:8567378c r4:85673400 [ 1342.374466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.374741][ T32] r10:00000000 r9:8511e400 r8:80287e08 r7:eba35e60 r6:8511e580 r5:856ac800 ** 9 printk messages dropped ** [ 1342.375265][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.375766][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.376034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1342.376504][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.376799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.377082][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.377402][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.399953][ T32] r5:00001000 r4:eba79000 ** 2 printk messages dropped ** [ 1342.400117][ T32] r5:85673b8c r4:85673800 ** 3 printk messages dropped ** [ 1342.400341][ T32] r10:61c88647 r9:856ad400 r8:8511e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.400755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.401504][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.401760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1342.402358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.402613][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.402636][ T32] r4:00000001 [ 1342.402655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.402692][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.402728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.402760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.402806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.402846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.402891][ T32] r4:848b22c0 [ 1342.402920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.402947][ T32] INFO: task kworker/1:523:5432 blocked for more than 468 seconds. [ 1342.402988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.403016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.403037][ T32] task:kworker/1:523 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.403101][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.403147][ T32] Call trace: [ 1342.403177][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.403246][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:85625400 [ 1342.403291][ T32] r4:85625400 [ 1342.403338][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.403412][ T32] r5:85625400 r4:8291a680 [ 1342.403435][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.403475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.403520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1342.403542][ T32] r4:00000000 [ 1342.403562][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.403616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.403655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.403719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e5800 [ 1342.403744][ T32] r4:00000000 [ 1342.403766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.403812][ T32] r9:83018205 r8:85625400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1342.403855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.403925][ T32] r5:00001000 r4:eba9b000 [ 1342.403949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.404009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.404055][ T32] r5:8563cb8c r4:8563c800 [ 1342.404076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.404122][ T32] r7:ddde2d80 r6:83018200 r5:8563cb8c r4:8511e500 [ 1342.404143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.404190][ T32] r10:61c88647 r9:85625400 r8:8511e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.404232][ T32] r4:8511e500 [ 1342.404287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.404341][ T32] r10:00000000 r9:8511e500 r8:80287e08 r7:eba7de60 r6:851d1280 r5:85625400 [ 1342.404384][ T32] r4:00000001 [ 1342.404424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.404462][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1342.404500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.404535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.404583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.404616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.404698][ T32] r4:85119ac0 [ 1342.404908][ T32] INFO: task kworker/1:523:5432 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.404941][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.405019][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.405109][ T32] Call trace: [ 1342.405144][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1342.405492][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.405784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 10 printk messages dropped ** [ 1342.406314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.406620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.406935][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.407358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 ** 5 printk messages dropped ** [ 1342.407592][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.407882][ T32] r5:8563d38c r4:8563d000 [ 1342.407903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.428734][ T32] r10:00000000 r9:851d1180 r8:80287e08 r7:eb9f5e60 r6:8511e780 r5:856ae000 ** 6 printk messages dropped ** [ 1342.428999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.429753][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.430039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 8 printk messages dropped ** [ 1342.430387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.430763][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1342.431126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1342.431599][ T32] r5:856a9800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.431727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1342.431773][ T32] r4:00000000 [ 1342.431796][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.431832][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.431867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.431922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085200 [ 1342.431944][ T32] r4:00000000 [ 1342.431964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.432030][ T32] r9:83018005 r8:856a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f105000 [ 1342.432075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.432124][ T32] r5:00001000 r4:ebaff000 [ 1342.432164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.432207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.432262][ T32] r5:8563cf8c r4:8563cc00 [ 1342.432285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.432337][ T32] r7:dddced80 r6:83018000 r5:8563cf8c r4:851d1380 [ 1342.432379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.432434][ T32] r10:61c88647 r9:856a9800 r8:851d13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.432457][ T32] r4:851d1380 [ 1342.432476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.432542][ T32] r10:00000000 r9:851d1380 r8:80287e08 r7:ebaa5e60 r6:8511e600 r5:856a9800 [ 1342.432571][ T32] r4:00000001 [ 1342.432592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.432627][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1342.432654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.432682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.432710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.432740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.432785][ T32] r4:851e5d40 [ 1342.432987][ T32] INFO: task kworker/0:627:5436 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.433018][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.433073][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.433163][ T32] Call trace: [ 1342.433216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.433291][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.433318][ T32] r4:00000000 [ 1342.433343][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.433393][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.433424][ T32] dd20: a1f79000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.433453][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.433480][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.433544][ T32] r5:800f0013 r4:80239bb0 [ 1342.433568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.433629][ T32] r4:82ac21e4 [ 1342.433657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.433703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.433726][ T32] r4:dffaddc0 [ 1342.433758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.433805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.433827][ T32] r4:00000000 [ 1342.433847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.433912][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 3 printk messages dropped ** [ 1342.434135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.434491][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1342.434769][ T32] INFO: task kworker/1:524:5437 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.435224][ T32] r4:856aec00 ** 4 printk messages dropped ** [ 1342.435435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 ** 9 printk messages dropped ** [ 1342.435843][ T32] r5:00001000 r4:ebaa1000 ** 2 printk messages dropped ** [ 1342.435970][ T32] r5:85673f8c r4:85673c00 ** 3 printk messages dropped ** [ 1342.436154][ T32] r10:61c88647 r9:856aec00 r8:8511e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.436560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.437162][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.437346][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.437621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1342.458556][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.458811][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.459186][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.459474][ T32] r5:856b0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.459658][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.459971][ T32] r4:00000000 [ 1342.460022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.460089][ T32] r9:83018205 r8:856b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [ 1342.460139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.460186][ T32] r5:00001000 r4:ebab7000 [ 1342.460232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.460278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.460323][ T32] r5:8568038c r4:85680000 [ 1342.460352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.460400][ T32] r7:ddde2d80 r6:83018200 r5:8568038c r4:8511e880 [ 1342.460422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.460471][ T32] r10:61c88647 r9:856b0c00 r8:8511e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.460518][ T32] r4:8511e880 [ 1342.460542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.460592][ T32] r10:00000000 r9:8511e880 r8:80287e08 r7:ebaa9e60 r6:8511ea00 r5:856b0c00 [ 1342.460640][ T32] r4:00000001 [ 1342.460663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.460702][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 1342.460731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.460761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.460789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.460820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.460843][ T32] r4:85120000 [ 1342.461217][ T32] INFO: task kworker/1:525:5440 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.461253][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.461392][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.461586][ T32] Call trace: [ 1342.461620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.461676][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.461701][ T32] r4:00000000 [ 1342.461722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.461785][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.461818][ T32] dd20: a2405000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.461848][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.461905][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.461933][ T32] r5:800f0013 r4:80239bb0 [ 1342.461956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.461997][ T32] r4:82ac21e4 [ 1342.462043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.462091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.462154][ T32] r4:dffaddc0 [ 1342.462216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.462265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.462290][ T32] r4:00000000 [ 1342.462310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.462387][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.462444][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.462515][ T32] r5:00001000 r4:dfdc7000 [ 1342.462567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.462612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.462656][ T32] r5:848fc38c r4:848fc000 [ 1342.462729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.462806][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.462833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.462936][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.463013][ T32] r4:8484f680 [ 1342.463134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.463187][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.463211][ T32] r4:00000001 [ 1342.463231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.463267][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.463358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.463392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.463624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.464019][ T32] r4:856b1800 ** 4 printk messages dropped ** [ 1342.464198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1342.464235][ T32] r4:00000000 [ 1342.464287][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.464327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.464393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.464441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120400 [ 1342.464465][ T32] r4:00000000 [ 1342.464502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.464554][ T32] r9:83018205 r8:856b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1342.464590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.464687][ T32] r5:00001000 r4:ebabd000 [ 1342.464713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.464755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.464799][ T32] r5:8568078c r4:85680400 [ 1342.464820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.464867][ T32] r7:ddde2d80 r6:83018200 r5:8568078c r4:8511e900 [ 1342.464915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.464968][ T32] r10:61c88647 r9:856b1800 r8:8511e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.464994][ T32] r4:8511e900 [ 1342.465042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.465128][ T32] r10:00000000 r9:8511e900 r8:80287e08 r7:ebaade60 r6:8511e980 r5:856b1800 [ 1342.465155][ T32] r4:00000001 [ 1342.465201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.465244][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1342.465285][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.465319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.465356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.465397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.465447][ T32] r4:85120000 [ 1342.465668][ T32] INFO: task kworker/1:526:5441 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.465704][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.465790][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.465838][ T32] Call trace: [ 1342.465869][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.465923][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.465973][ T32] r4:00000000 [ 1342.465999][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.466043][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 1 printk messages dropped ** [ 1342.466154][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1342.466434][ T32] r4:dffaddc0 ** 7 printk messages dropped ** [ 1342.466752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.467194][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.467400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.501610][ T32] r10:8291a684 r9:eba5dd84 r8:00000002 r7:60000113 r6:eba5dd8c r5:856b2400 ** 6 printk messages dropped ** [ 1342.501880][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.502264][ T32] r9:83018205 r8:856b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 ** 11 printk messages dropped ** [ 1342.502819][ T32] r10:00000000 r9:8511eb80 r8:80287e08 r7:ebab5e60 r6:8511ec00 r5:856b2400 ** 9 printk messages dropped ** [ 1342.503710][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.504316][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.504342][ T32] r5:800f0013 r4:80239bb0 [ 1342.504366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.504409][ T32] r4:82ac21e4 [ 1342.504432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.504479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.504505][ T32] r4:dffaddc0 [ 1342.504575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.504624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.504648][ T32] r4:00000000 [ 1342.504671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.504720][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.504745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.504789][ T32] r5:00001000 r4:dfdc7000 [ 1342.504811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.504852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.504897][ T32] r5:848fc38c r4:848fc000 [ 1342.504919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.504969][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.504992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.505044][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.505070][ T32] r4:8484f680 [ 1342.505096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.505171][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.505200][ T32] r4:00000001 [ 1342.505221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.505263][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.505295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.505417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.505457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.505489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.505566][ T32] r4:848b22c0 [ 1342.505677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.505717][ T32] INFO: task kworker/1:528:5446 blocked for more than 469 seconds. [ 1342.505792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.505831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.505855][ T32] task:kworker/1:528 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.505913][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.506027][ T32] Call trace: [ 1342.506134][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1342.506273][ T32] r4:856b3000 ** 4 printk messages dropped ** [ 1342.506496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 ** 4 printk messages dropped ** [ 1342.506698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851206c0 ** 7 printk messages dropped ** [ 1342.507168][ T32] r5:85680f8c r4:85680c00 ** 1 printk messages dropped ** [ 1342.507239][ T32] r7:ddde2d80 r6:83018200 r5:85680f8c r4:8511ea80 ** 4 printk messages dropped ** [ 1342.507465][ T32] r10:00000000 r9:8511ea80 r8:80287e08 r7:eba5de60 r6:8511ed00 r5:856b3000 ** 9 printk messages dropped ** [ 1342.518397][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.519108][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.519271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 10 printk messages dropped ** [ 1342.519752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.520055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.520429][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.520870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.521278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.521326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120840 [ 1342.521356][ T32] r4:00000000 [ 1342.521376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.521457][ T32] r9:83018205 r8:856b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1342.521484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.521529][ T32] r5:00001000 r4:ebadb000 [ 1342.521598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.521802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.521849][ T32] r5:8568138c r4:85681000 [ 1342.521921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.521971][ T32] r7:ddde2d80 r6:83018200 r5:8568138c r4:8511eb00 [ 1342.521994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.522043][ T32] r10:61c88647 r9:856b3c00 r8:8511eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.522066][ T32] r4:8511eb00 [ 1342.522094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.522174][ T32] r10:00000000 r9:8511eb00 r8:80287e08 r7:ebac5e60 r6:8511ee00 r5:856b3c00 [ 1342.522198][ T32] r4:00000001 [ 1342.522218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.522254][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1342.522281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.522334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.522368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.522401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.522424][ T32] r4:85120680 [ 1342.522766][ T32] INFO: task kworker/1:529:5448 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.522824][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.523012][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.523097][ T32] Call trace: [ 1342.523131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.523188][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.523212][ T32] r4:00000000 [ 1342.523232][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.523272][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.523301][ T32] dd20: a2b9a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.523406][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1342.523588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 12 printk messages dropped ** [ 1342.524347][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1342.524619][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 9 printk messages dropped ** [ 1342.524906][ T32] task:kworker/1:530 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.525526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.525997][ T32] r5:8568178c r4:85681400 ** 1 printk messages dropped ** [ 1342.526126][ T32] r7:ddde2d80 r6:83018200 r5:8568178c r4:8511ec80 ** 5 printk messages dropped ** [ 1342.526410][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.526628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.527319][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.527598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1342.558750][ T32] r5:848fc38c r4:848fc000 ** 1 printk messages dropped ** [ 1342.558985][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.559200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.559444][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.559497][ T32] r4:8484f680 [ 1342.559522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.559572][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.559621][ T32] r4:00000001 [ 1342.559676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.559725][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.559757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.559786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.559815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.559845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.559869][ T32] r4:848b22c0 [ 1342.559894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.559924][ T32] INFO: task kworker/1:531:5452 blocked for more than 469 seconds. [ 1342.559956][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.559981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.560026][ T32] task:kworker/1:531 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.560122][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.560169][ T32] Call trace: [ 1342.560201][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.560256][ T32] r10:8291a684 r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c r5:856b5400 [ 1342.560280][ T32] r4:856b5400 [ 1342.560300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.560368][ T32] r5:856b5400 r4:8291a680 [ 1342.560415][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.560460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.560505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 [ 1342.560528][ T32] r4:00000000 [ 1342.560570][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.560609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.560648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.560691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120c80 [ 1342.560715][ T32] r4:00000000 [ 1342.560736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.560786][ T32] r9:83018205 r8:856b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1342.560830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.560878][ T32] r5:00001000 r4:ebaf5000 [ 1342.560923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.560968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.561011][ T32] r5:85681f8c r4:85681c00 [ 1342.561031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.561078][ T32] r7:ddde2d80 r6:83018200 r5:85681f8c r4:8507d000 [ 1342.561133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.561185][ T32] r10:61c88647 r9:856b5400 r8:8507d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.561209][ T32] r4:8507d000 [ 1342.561228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.561275][ T32] r10:00000000 r9:8507d000 r8:80287e08 r7:ebad9e60 r6:8507d080 r5:856b5400 [ 1342.561299][ T32] r4:00000001 [ 1342.561335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.561398][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1342.561433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.561465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.561492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.561525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.561555][ T32] r4:851208c0 [ 1342.561966][ T32] INFO: task kworker/1:531:5452 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.562013][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.562123][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.562172][ T32] Call trace: [ 1342.562202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.562268][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.562296][ T32] r4:00000000 [ 1342.562317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.562358][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.562388][ T32] dd20: a30f6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.562418][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.562466][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.562495][ T32] r5:800f0013 r4:80239bb0 [ 1342.562518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.562561][ T32] r4:82ac21e4 [ 1342.562581][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.562657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.562685][ T32] r4:dffaddc0 [ 1342.562705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.562748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.562822][ T32] r4:00000000 [ 1342.562869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.562919][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1342.563217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.563580][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.563628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.563662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.563691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.563730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.563776][ T32] r4:848b22c0 [ 1342.563800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.563825][ T32] INFO: task kworker/1:532:5454 blocked for more than 469 seconds. [ 1342.563852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.563876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.563898][ T32] task:kworker/1:532 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.563943][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.564008][ T32] Call trace: [ 1342.564042][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.564133][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:856b6c00 [ 1342.564160][ T32] r4:856b6c00 ** 2 printk messages dropped ** [ 1342.564267][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1342.564944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.565230][ T32] r10:61c88647 r9:856b6c00 r8:8508e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1342.566224][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.566756][ T32] r5:800f0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1342.567219][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 14 printk messages dropped ** [ 1342.588458][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.588495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.588527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.588555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.588610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.588728][ T32] r4:848b22c0 [ 1342.588755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.588796][ T32] INFO: task kworker/1:533:5455 blocked for more than 469 seconds. [ 1342.588833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.588858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.588881][ T32] task:kworker/1:533 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.588944][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.589001][ T32] Call trace: [ 1342.589043][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.589134][ T32] r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000013 r6:ebaf9d8c r5:856b0000 [ 1342.589162][ T32] r4:856b0000 [ 1342.589188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.589235][ T32] r5:856b0000 r4:8291a680 [ 1342.589256][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.589299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.589367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1342.589409][ T32] r4:00000000 [ 1342.589456][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.589500][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.589541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.589607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093040 [ 1342.589634][ T32] r4:00000000 [ 1342.589655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.589705][ T32] r9:83018205 r8:856b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f10b000 [ 1342.589728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.589771][ T32] r5:00001000 r4:ebb1d000 [ 1342.589793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.589834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.589877][ T32] r5:8568238c r4:85682000 [ 1342.589898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.589945][ T32] r7:ddde2d80 r6:83018200 r5:8568238c r4:8508e080 [ 1342.589969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.590016][ T32] r10:61c88647 r9:856b0000 r8:8508e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.590093][ T32] r4:8508e080 [ 1342.590162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.590214][ T32] r10:00000000 r9:8508e080 r8:80287e08 r7:ebae5e60 r6:8508e100 r5:856b0000 [ 1342.590237][ T32] r4:00000001 [ 1342.590258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.590296][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1342.590373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.590570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.590601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.590632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.590654][ T32] r4:85120ac0 [ 1342.591057][ T32] INFO: task kworker/1:533:5455 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.591099][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.591159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.591257][ T32] Call trace: [ 1342.591365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.591435][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.591460][ T32] r4:00000000 [ 1342.591481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.591545][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.591577][ T32] dd20: a3574000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.591608][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 4 printk messages dropped ** [ 1342.591754][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.592394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.592945][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1342.593294][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1342.593469][ T32] task:kworker/0:628 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.594036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 ** 9 printk messages dropped ** [ 1342.594707][ T32] r5:00001000 r4:eb205000 ** 2 printk messages dropped ** [ 1342.594844][ T32] r5:8563e38c r4:8563e000 [ 1342.594865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.595012][ T32] r10:61c88647 r9:856b6000 r8:851d14ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1342.595443][ T32] r4:85085400 ** 3 printk messages dropped ** [ 1342.595848][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.596052][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1342.596299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.596345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.596369][ T32] r4:dffaddc0 [ 1342.596390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.596432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.596455][ T32] r4:00000000 [ 1342.596475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.596546][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.596619][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.596668][ T32] r5:00001000 r4:dfdc7000 [ 1342.596689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.596730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.596774][ T32] r5:848fc38c r4:848fc000 [ 1342.596794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.596841][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.596863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.596913][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.596936][ T32] r4:8484f680 [ 1342.596955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.597003][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.597026][ T32] r4:00000001 [ 1342.597046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.597082][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.597119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.597149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.597177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.597245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.597289][ T32] r4:848b22c0 [ 1342.597317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.597344][ T32] INFO: task kworker/1:534:5459 blocked for more than 469 seconds. [ 1342.597373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.597397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.597458][ T32] task:kworker/1:534 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.597708][ T32] r4:85623000 ** 5 printk messages dropped ** [ 1342.629261][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.629588][ T32] r9:83018205 r8:85623000 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 ** 1 printk messages dropped ** [ 1342.629657][ T32] r5:00001000 r4:ebb2d000 [ 1342.629704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.629750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.629831][ T32] r5:85682b8c r4:85682800 [ 1342.629911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.630003][ T32] r7:ddde2d80 r6:83018200 r5:85682b8c r4:8508e200 [ 1342.630029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.630080][ T32] r10:61c88647 r9:85623000 r8:8508e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.630147][ T32] r4:8508e200 [ 1342.630177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.630241][ T32] r10:00000000 r9:8508e200 r8:80287e08 r7:ebaf9e60 r6:851d1500 r5:85623000 [ 1342.630290][ T32] r4:00000001 [ 1342.630314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.630353][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) [ 1342.630384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.630441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.630474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.630504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.630527][ T32] r4:85120f40 [ 1342.630922][ T32] INFO: task kworker/1:534:5459 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.630959][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.631084][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.631140][ T32] Call trace: [ 1342.631205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.631302][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.631330][ T32] r4:00000000 [ 1342.631351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.631392][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.631421][ T32] dd20: a3aa9000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.631488][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.631519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.631635][ T32] r5:800f0013 r4:80239bb0 [ 1342.631720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.631818][ T32] r4:82ac21e4 [ 1342.631866][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.631930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.631978][ T32] r4:dffaddc0 [ 1342.632002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.632049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.632096][ T32] r4:00000000 [ 1342.632148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.632199][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.632222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.632318][ T32] r5:00001000 r4:dfdc7000 [ 1342.632344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.632385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.632428][ T32] r5:848fc38c r4:848fc000 [ 1342.632448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.632495][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.632547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.632602][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.632672][ T32] r4:8484f680 [ 1342.632767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.632844][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.632870][ T32] r4:00000001 [ 1342.633016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.633057][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1342.633123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.633297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1342.633654][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:85626c00 ** 8 printk messages dropped ** [ 1342.634043][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.634642][ T32] r5:8563d78c r4:8563d400 [ 1342.634664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.634714][ T32] r7:dddced80 r6:83018000 r5:8563d78c r4:851d1400 [ 1342.634736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.634821][ T32] r10:61c88647 r9:85626c00 r8:851d142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.634848][ T32] r4:851d1400 [ 1342.634945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.634997][ T32] r10:00000000 r9:851d1400 r8:80287e08 r7:ebb11e60 r6:851d1680 r5:85626c00 [ 1342.635020][ T32] r4:00000001 [ 1342.635040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.635093][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1342.635124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.635154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.635182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.635248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.635275][ T32] r4:850855c0 [ 1342.635547][ T32] INFO: task kworker/0:629:5461 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.635583][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.635639][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.635725][ T32] Call trace: [ 1342.635859][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.635915][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.635939][ T32] r4:00000000 [ 1342.635960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.636001][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.636030][ T32] dd20: a3aa9000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.636061][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.636093][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.636118][ T32] r5:800f0013 r4:80239bb0 [ 1342.636139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.636178][ T32] r4:82ac21e4 [ 1342.636212][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.636286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.636315][ T32] r4:dffaddc0 [ 1342.636336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.636655][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1342.636974][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1342.637271][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 10 printk messages dropped ** [ 1342.637693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.658536][ T32] r4:85626000 ** 2 printk messages dropped ** [ 1342.658644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.658911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850859c0 ** 5 printk messages dropped ** [ 1342.659114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.659200][ T32] r5:8563db8c r4:8563d800 [ 1342.659221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.659270][ T32] r7:dddced80 r6:83018000 r5:8563db8c r4:851d1580 [ 1342.659293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.659391][ T32] r10:61c88647 r9:85626000 r8:851d15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.659419][ T32] r4:851d1580 [ 1342.659440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.659488][ T32] r10:00000000 r9:851d1580 r8:80287e08 r7:ebb11e60 r6:851d1600 r5:85626000 [ 1342.659512][ T32] r4:00000001 [ 1342.659531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.659575][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1342.659607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.659637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.659668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.659750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.659802][ T32] r4:85085480 [ 1342.660189][ T32] INFO: task kworker/0:630:5463 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.660224][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.660291][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.660365][ T32] Call trace: [ 1342.660401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.660456][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.660482][ T32] r4:00000000 [ 1342.660502][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.660541][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.660571][ T32] dd20: a3d34000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.660603][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.660629][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.660654][ T32] r5:800f0013 r4:80239bb0 [ 1342.660675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.660715][ T32] r4:82ac21e4 [ 1342.660735][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.660778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.660803][ T32] r4:dffaddc0 [ 1342.660823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.660865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.660924][ T32] r4:00000000 [ 1342.660949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.660998][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.661021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.661093][ T32] r5:00001000 r4:dfdc7000 [ 1342.661143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.661243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.661300][ T32] r5:848fc38c r4:848fc000 [ 1342.661346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.661423][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.661449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.661499][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.661522][ T32] r4:8484f680 [ 1342.661566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.661644][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.661695][ T32] r4:00000001 [ 1342.661719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.661756][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.661809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.661849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.661883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.661915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.661962][ T32] r4:848b22c0 [ 1342.662034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.662206][ T32] task:kworker/1:535 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.662846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.663543][ T32] r5:8568278c r4:85682400 ** 1 printk messages dropped ** [ 1342.663728][ T32] r7:ddde2d80 r6:83018200 r5:8568278c r4:8508e280 [ 1342.663945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.663998][ T32] r10:61c88647 r9:85624800 r8:8508e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.664022][ T32] r4:8508e280 [ 1342.664041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.664093][ T32] r10:00000000 r9:8508e280 r8:80287e08 r7:ebaede60 r6:851d1700 r5:85624800 [ 1342.664117][ T32] r4:00000001 [ 1342.664137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.664175][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1342.664265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.664299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.664329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.664359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.664382][ T32] r4:85093180 [ 1342.664635][ T32] INFO: task kworker/1:535:5466 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.664744][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.664854][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.664904][ T32] Call trace: [ 1342.664971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.665028][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.665055][ T32] r4:00000000 [ 1342.665075][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.665123][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.665153][ T32] dd20: a3d34000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.665183][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.665210][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.665236][ T32] r5:800f0013 r4:80239bb0 [ 1342.665263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.665306][ T32] r4:82ac21e4 [ 1342.665326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.665369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.665457][ T32] r4:dffaddc0 [ 1342.665480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.665524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.665547][ T32] r4:00000000 [ 1342.665591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.665642][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.665664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.665707][ T32] r5:00001000 r4:dfdc7000 [ 1342.665727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.665768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.665825][ T32] r5:848fc38c r4:848fc000 [ 1342.665849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.665898][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.666094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.666162][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.666186][ T32] r4:8484f680 [ 1342.666229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.666346][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.666375][ T32] r4:00000001 [ 1342.666394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.666455][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 3 printk messages dropped ** [ 1342.666574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.667130][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.667568][ T32] r5:85623c00 r4:8291a680 ** 1 printk messages dropped ** [ 1342.667629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.667675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1342.667698][ T32] r4:00000000 [ 1342.667718][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.667834][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.667878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.667923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093c00 [ 1342.667946][ T32] r4:00000000 [ 1342.668021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.690273][ T32] r9:83018205 r8:85623c00 r7:00000000 r6:83018200 r5:00001000 r4:7f11d000 [ 1342.690412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.690563][ T32] r5:00001000 r4:ebb93000 [ 1342.690589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.690633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.690678][ T32] r5:8568c78c r4:8568c400 [ 1342.690724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.690829][ T32] r7:ddde2d80 r6:83018200 r5:8568c78c r4:8508e380 [ 1342.690855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.690905][ T32] r10:61c88647 r9:85623c00 r8:8508e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.690934][ T32] r4:8508e380 [ 1342.691007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.691060][ T32] r10:00000000 r9:8508e380 r8:80287e08 r7:ebaede60 r6:851d1780 r5:85623c00 [ 1342.691160][ T32] r4:00000001 [ 1342.691187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.691227][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1342.691259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.691289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.691355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.691492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.691519][ T32] r4:85093280 [ 1342.691919][ T32] INFO: task kworker/1:536:5468 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.691956][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692026][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.692075][ T32] Call trace: [ 1342.692117][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.692173][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.692248][ T32] r4:00000000 [ 1342.692303][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.692353][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.692384][ T32] dd20: a40d0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.692416][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.692442][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.692467][ T32] r5:800f0013 r4:80239bb0 [ 1342.692489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.692531][ T32] r4:82ac21e4 [ 1342.692553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.692633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.692685][ T32] r4:dffaddc0 [ 1342.692710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.692874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.692900][ T32] r4:00000000 [ 1342.692929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.693002][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.693028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.693156][ T32] r5:00001000 r4:dfdc7000 [ 1342.693252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.693298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.693363][ T32] r5:848fc38c r4:848fc000 [ 1342.693387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.693436][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.693482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.693560][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.693589][ T32] r4:8484f680 [ 1342.693702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.693765][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.693791][ T32] r4:00000001 [ 1342.693812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.693854][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.693884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.693914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.693942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.693972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.693994][ T32] r4:848b22c0 [ 1342.694015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.694062][ T32] INFO: task kworker/1:537:5470 blocked for more than 469 seconds. ** 5 printk messages dropped ** [ 1342.694368][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1342.694740][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.695049][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.695085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.695158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093380 [ 1342.695185][ T32] r4:00000000 [ 1342.695229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.695365][ T32] r9:83018205 r8:84b68000 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [ 1342.695395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.695440][ T32] r5:00001000 r4:ebb43000 [ 1342.695579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.695635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.695682][ T32] r5:85682f8c r4:85682c00 [ 1342.695705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.695751][ T32] r7:ddde2d80 r6:83018200 r5:85682f8c r4:8508e480 [ 1342.695772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.695819][ T32] r10:61c88647 r9:84b68000 r8:8508e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.695867][ T32] r4:8508e480 [ 1342.695986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.696118][ T32] r10:00000000 r9:8508e480 r8:80287e08 r7:ebb41e60 r6:851d1800 r5:84b68000 [ 1342.696147][ T32] r4:00000001 [ 1342.696167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.696292][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1342.696425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.696458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.696538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.696572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.696595][ T32] r4:85093280 [ 1342.696824][ T32] INFO: task kworker/1:537:5470 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.696893][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.697016][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.697114][ T32] Call trace: [ 1342.697149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.697205][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.697254][ T32] r4:00000000 [ 1342.697278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.697320][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.697349][ T32] dd20: a40d0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.697379][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.697404][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.697428][ T32] r5:800f0013 r4:80239bb0 [ 1342.697448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.697488][ T32] r4:82ac21e4 [ 1342.697509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.697557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.697602][ T32] r4:dffaddc0 [ 1342.697625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.697670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.697719][ T32] r4:00000000 [ 1342.697760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.697809][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.697860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.697968][ T32] r5:00001000 r4:dfdc7000 [ 1342.715837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.715931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.715995][ T32] r5:848fc38c r4:848fc000 [ 1342.716021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.716094][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.716121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.716172][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.716196][ T32] r4:8484f680 [ 1342.716216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.716264][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.716287][ T32] r4:00000001 [ 1342.716307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.716346][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.716377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.716408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.716435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.716489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.716597][ T32] r4:848b22c0 [ 1342.716650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.716719][ T32] INFO: task kworker/1:538:5471 blocked for more than 469 seconds. [ 1342.716764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.716790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.716813][ T32] task:kworker/1:538 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.716869][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.716925][ T32] Call trace: [ 1342.716962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.717020][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:84b68c00 [ 1342.717058][ T32] r4:84b68c00 [ 1342.717085][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.717153][ T32] r5:84b68c00 r4:8291a680 [ 1342.717179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.717220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.717265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1342.717288][ T32] r4:00000000 [ 1342.717321][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.717361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.717400][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.717845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.724531][ T32] r10:00000000 r9:8508e500 r8:80287e08 r7:ebb41e60 r6:851d1880 r5:84b68c00 ** 10 printk messages dropped ** [ 1342.725344][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.725712][ T32] dd20: a458f000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1342.726058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.726080][ T32] r4:00000000 [ 1342.726159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.726213][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.726236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.726280][ T32] r5:00001000 r4:dfdc7000 [ 1342.726301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.726367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.726417][ T32] r5:848fc38c r4:848fc000 [ 1342.726487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.726540][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.726588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.726647][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.726672][ T32] r4:8484f680 [ 1342.726715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.726769][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.726792][ T32] r4:00000001 [ 1342.726823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.726913][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.726943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.726975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.727026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.727060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.727100][ T32] r4:848b22c0 [ 1342.727130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.727159][ T32] INFO: task kworker/1:539:5473 blocked for more than 469 seconds. [ 1342.727280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.727335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.727407][ T32] task:kworker/1:539 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.727458][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.727500][ T32] Call trace: [ 1342.727584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.727741][ T32] r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000113 r6:ebb61d8c r5:84b6a400 [ 1342.727768][ T32] r4:84b6a400 [ 1342.727853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.740734][ T32] r5:84b6a400 r4:8291a680 [ 1342.740812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.740936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 ** 9 printk messages dropped ** [ 1342.741369][ T32] r5:00001000 r4:ebb63000 [ 1342.741413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.741458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.741526][ T32] r5:8568378c r4:85683400 [ 1342.741646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.741753][ T32] r7:ddde2d80 r6:83018200 r5:8568378c r4:8508e580 [ 1342.741831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.741886][ T32] r10:61c88647 r9:84b6a400 r8:8508e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.742134][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.742325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.743084][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.743331][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1342.744303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 8 printk messages dropped ** [ 1342.744821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1342.745295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.745618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.746017][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000013 r6:ebb71d8c r5:84b6bc00 ** 6 printk messages dropped ** [ 1342.746387][ T32] r4:00000000 [ 1342.746407][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.746520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.746560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.746685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093840 [ 1342.746715][ T32] r4:00000000 [ 1342.746735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.746781][ T32] r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f117000 [ 1342.746920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.747019][ T32] r5:00001000 r4:ebb69000 [ 1342.747067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.747147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.747224][ T32] r5:85683b8c r4:85683800 [ 1342.747248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.747298][ T32] r7:ddde2d80 r6:83018200 r5:85683b8c r4:8508e400 [ 1342.747353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.747544][ T32] r10:61c88647 r9:84b6bc00 r8:8508e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.747572][ T32] r4:8508e400 [ 1342.747592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.747639][ T32] r10:00000000 r9:8508e400 r8:80287e08 r7:ebb41e60 r6:851d1980 r5:84b6bc00 [ 1342.747663][ T32] r4:00000001 [ 1342.747697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.747737][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1342.747766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.747795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.747821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.747851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.747873][ T32] r4:850936c0 [ 1342.771949][ T32] INFO: task kworker/1:540:5475 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.772123][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.772211][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.772299][ T32] Call trace: [ 1342.772386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.772448][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.772498][ T32] r4:00000000 [ 1342.772524][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.772569][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.772600][ T32] dd20: a4c8d000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1342.772830][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1342.773471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1342.773964][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.774352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.774429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.774477][ T32] task:kworker/1:541 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.774528][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.774610][ T32] Call trace: [ 1342.774646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.774697][ T32] r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000013 r6:ebb81d8c r5:84b6c800 [ 1342.774721][ T32] r4:84b6c800 [ 1342.774755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.774866][ T32] r5:84b6c800 r4:8291a680 [ 1342.774981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.775048][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.775101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1342.775149][ T32] r4:00000000 [ 1342.775174][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.775212][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.775248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.775290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093980 [ 1342.775313][ T32] r4:00000000 [ 1342.775334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.775406][ T32] r9:83018205 r8:84b6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [ 1342.775543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.775596][ T32] r5:00001000 r4:ebb7b000 [ 1342.775631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.775676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.775768][ T32] r5:85683f8c r4:85683c00 ** 2 printk messages dropped ** [ 1342.775970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.776023][ T32] r10:61c88647 r9:84b6c800 r8:8508e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.776047][ T32] r4:8508e680 [ 1342.776091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.776143][ T32] r10:00000000 r9:8508e680 r8:80287e08 r7:ebb41e60 r6:851d1a00 r5:84b6c800 [ 1342.776191][ T32] r4:00000001 [ 1342.776214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.776251][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1342.776278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.776332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.776392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.776538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.776565][ T32] r4:850936c0 [ 1342.776831][ T32] INFO: task kworker/1:541:5477 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.776879][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1342.777142][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.777587][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1342.794992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1342.795705][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1342.795962][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.796637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.796678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.796723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 [ 1342.796773][ T32] r4:00000000 [ 1342.796797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.796848][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.796911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.796958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093a00 [ 1342.796981][ T32] r4:00000000 [ 1342.797001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.797063][ T32] r9:83018205 r8:856b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 [ 1342.797093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.797137][ T32] r5:00001000 r4:ebb85000 [ 1342.797157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.797197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.797239][ T32] r5:8568c38c r4:8568c000 [ 1342.797285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.797336][ T32] r7:ddde2d80 r6:83018200 r5:8568c38c r4:8508e700 [ 1342.797360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.797564][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.797772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.797820][ T32] r4:850938c0 [ 1342.804631][ T32] INFO: task kworker/1:542:5479 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.804779][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.804919][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.804981][ T32] Call trace: [ 1342.805042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.805105][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.805138][ T32] r4:00000000 [ 1342.805159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.805200][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.805279][ T32] dd20: a5012000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.805326][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.805362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.805392][ T32] r5:800f0013 r4:80239bb0 [ 1342.805415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1342.805714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.806259][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.806717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.807168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.807578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.820145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.820340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.820641][ T32] r10:61c88647 r9:856b9800 r8:8508e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.821177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.821898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.822068][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.822388][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1342.822690][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1342.823080][ T32] r4:8484f680 [ 1342.823134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.823209][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.823235][ T32] r4:00000001 [ 1342.823255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.823327][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.823383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.823418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.823460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.823495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.823518][ T32] r4:848b22c0 [ 1342.823539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.823577][ T32] INFO: task kworker/1:544:5483 blocked for more than 469 seconds. [ 1342.823635][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.823665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.823686][ T32] task:kworker/1:544 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.823908][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.824085][ T32] Call trace: [ 1342.824125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.824176][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:856ba400 [ 1342.824200][ T32] r4:856ba400 [ 1342.824221][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.824292][ T32] r5:856ba400 r4:8291a680 [ 1342.824326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.824370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.824414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1342.824436][ T32] r4:00000000 [ 1342.824540][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.824588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.824624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.824681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb240 [ 1342.824755][ T32] r4:00000000 [ 1342.824869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.824919][ T32] r9:83018205 r8:856ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1342.824979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.825027][ T32] r5:00001000 r4:dfa51000 [ 1342.825093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.825138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.825181][ T32] r5:8568db8c r4:8568d800 [ 1342.825202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.825249][ T32] r7:ddde2d80 r6:83018200 r5:8568db8c r4:8508e300 [ 1342.825305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.825409][ T32] r10:61c88647 r9:856ba400 r8:8508e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.825461][ T32] r4:8508e300 [ 1342.825484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.825531][ T32] r10:00000000 r9:8508e300 r8:80287e08 r7:ebb89e60 r6:8508e800 r5:856ba400 [ 1342.825644][ T32] r4:00000001 [ 1342.825731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.825786][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1342.825840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.825885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.825917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.825947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.825970][ T32] r4:85093bc0 [ 1342.826227][ T32] INFO: task kworker/1:544:5483 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.826262][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.826346][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.826390][ T32] Call trace: [ 1342.826419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.826476][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.826500][ T32] r4:00000000 [ 1342.826538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.826583][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.826612][ T32] dd20: a5399000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.826789][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.826845][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.826925][ T32] r5:800f0013 r4:80239bb0 [ 1342.826950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.826990][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.827078][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1342.827418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.827766][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.827788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.827885][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.827936][ T32] r4:8484f680 [ 1342.851518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.851635][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.851834][ T32] r4:00000001 [ 1342.851860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.851917][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.851949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.851979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.852028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.852064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.852130][ T32] r4:848b22c0 [ 1342.852166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.852196][ T32] INFO: task kworker/1:545:5485 blocked for more than 469 seconds. [ 1342.852228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.852357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.852384][ T32] task:kworker/1:545 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.852465][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.852567][ T32] Call trace: [ 1342.852665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.852846][ T32] r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000113 r6:ebba5d8c r5:856bbc00 [ 1342.852880][ T32] r4:856bbc00 [ 1342.852902][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.852946][ T32] r5:856bbc00 r4:8291a680 [ 1342.852966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.853254][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.853369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.853417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119f00 [ 1342.853764][ T32] r4:00000000 [ 1342.853789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.853839][ T32] r9:83018205 r8:856bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f121000 [ 1342.853886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.853934][ T32] r5:00001000 r4:ebba7000 [ 1342.853955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.853997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.854040][ T32] r5:8568cf8c r4:8568cc00 [ 1342.854061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.854129][ T32] r7:ddde2d80 r6:83018200 r5:8568cf8c r4:8508e900 [ 1342.854202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.854257][ T32] r10:61c88647 r9:856bbc00 r8:8508e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.854293][ T32] r4:8508e900 [ 1342.854406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.854590][ T32] r10:00000000 r9:8508e900 r8:80287e08 r7:ebb31e60 r6:8508ea80 r5:856bbc00 [ 1342.854619][ T32] r4:00000001 [ 1342.854644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.854707][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) ** 1 printk messages dropped ** [ 1342.854826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.855640][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.855817][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.856325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1342.856819][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1342.857275][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1342.857663][ T32] INFO: task kworker/1:546:5488 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.878696][ T32] r5:856bc800 r4:8291a680 ** 5 printk messages dropped ** [ 1342.878937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.879355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.879908][ T32] r4:00000001 [ 1342.879947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.879989][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1342.880047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.880080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.880115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.880146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.880170][ T32] r4:851e52c0 [ 1342.880570][ T32] INFO: task kworker/1:546:5488 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.880633][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.880744][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.880794][ T32] Call trace: [ 1342.880824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.880925][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.880981][ T32] r4:00000000 [ 1342.881004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.881080][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.881118][ T32] dd20: a5d3e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.881245][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.881324][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.881353][ T32] r5:800f0013 r4:80239bb0 [ 1342.881375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.881455][ T32] r4:82ac21e4 [ 1342.881479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.881523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.881547][ T32] r4:dffaddc0 [ 1342.881581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.881653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.881679][ T32] r4:00000000 [ 1342.881700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.881746][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.881770][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.881813][ T32] r5:00001000 r4:dfdc7000 [ 1342.881835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.882187][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.882452][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.883159][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.883649][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.884111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.884368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.884502][ T32] r7:ddde2d80 r6:83018200 r5:8568d78c r4:8508eb80 ** 5 printk messages dropped ** [ 1342.884711][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.885017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.885675][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.885874][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.886261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 17 printk messages dropped ** [ 1342.887378][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1342.887670][ T32] r4:848b22c0 [ 1342.887693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.887719][ T32] INFO: task kworker/1:548:5493 blocked for more than 469 seconds. [ 1342.888014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.904536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.904581][ T32] task:kworker/1:548 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.904661][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.904724][ T32] Call trace: [ 1342.904800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.904859][ T32] r10:8291a684 r9:ebbb1d84 r8:00000002 r7:60000013 r6:ebbb1d8c r5:856bec00 [ 1342.904884][ T32] r4:856bec00 [ 1342.904906][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.905000][ T32] r5:856bec00 r4:8291a680 [ 1342.905027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.905069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.905119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1342.905143][ T32] r4:00000000 [ 1342.905252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.905293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.905332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.905403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb700 [ 1342.905430][ T32] r4:00000000 [ 1342.905451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.905500][ T32] r9:83018205 r8:856bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1342.905546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.905594][ T32] r5:00001000 r4:eac73000 [ 1342.905615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.905657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.906037][ T32] r10:61c88647 r9:856bec00 r8:8508ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.906507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.907413][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.907610][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.907809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1342.921495][ T32] r5:848fc38c r4:848fc000 ** 7 printk messages dropped ** [ 1342.921848][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.922248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.922633][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.923060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.923988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.924032][ T32] r5:8568df8c r4:8568dc00 [ 1342.924119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.924173][ T32] r7:ddde2d80 r6:83018200 r5:8568df8c r4:8508ee80 [ 1342.924194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.924243][ T32] r10:61c88647 r9:856be000 r8:8508eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.924285][ T32] r4:8508ee80 [ 1342.924371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.924422][ T32] r10:00000000 r9:8508ee80 r8:80287e08 r7:ebbb1e60 r6:8508ed00 r5:856be000 [ 1342.924447][ T32] r4:00000001 [ 1342.924467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924505][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1342.924532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.924561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.924588][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.924618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.924712][ T32] r4:848eb2c0 [ 1342.925136][ T32] INFO: task kworker/1:549:5495 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.925173][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.925264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.925314][ T32] Call trace: [ 1342.925344][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.925403][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.925432][ T32] r4:00000000 [ 1342.925480][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.925524][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.925554][ T32] dd20: a6168000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.925634][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.925688][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.925717][ T32] r5:800f0013 r4:80239bb0 [ 1342.925740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.925787][ T32] r4:82ac21e4 [ 1342.925810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.925868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.925997][ T32] r4:dffaddc0 [ 1342.926021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.926122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.926151][ T32] r4:00000000 [ 1342.926172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.926221][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.926282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.926341][ T32] r5:00001000 r4:dfdc7000 [ 1342.926430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.926494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.926542][ T32] r5:848fc38c r4:848fc000 [ 1342.926562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.926610][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.926632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.926680][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.926703][ T32] r4:8484f680 [ 1342.926723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.926771][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.926822][ T32] r4:00000001 [ 1342.926858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.926898][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.926950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.926984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.927012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.927045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.927109][ T32] r4:848b22c0 [ 1342.927164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.927194][ T32] INFO: task kworker/1:550:5496 blocked for more than 469 seconds. [ 1342.927223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.927247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.927290][ T32] task:kworker/1:550 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.927470][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.927519][ T32] Call trace: [ 1342.927569][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.927626][ T32] r10:8291a684 r9:eb8b9d84 r8:00000002 r7:60000113 r6:eb8b9d8c r5:856bb000 [ 1342.927651][ T32] r4:856bb000 [ 1342.927673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.927717][ T32] r5:856bb000 r4:8291a680 [ 1342.927827][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.927895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.947073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1342.947206][ T32] r4:00000000 [ 1342.947264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.947334][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.947608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.948362][ T32] r4:8508ec00 ** 8 printk messages dropped ** [ 1342.948693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1342.949318][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.949482][ T32] Call trace: [ 1342.949569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.949628][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.949679][ T32] r4:00000000 [ 1342.949705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.949747][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.949803][ T32] dd20: a62bf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.949838][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.949917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.949947][ T32] r5:800f0013 r4:80239bb0 [ 1342.950020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.950067][ T32] r4:82ac21e4 [ 1342.950156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.950234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.950263][ T32] r4:dffaddc0 [ 1342.950286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.950331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.950362][ T32] r4:00000000 [ 1342.950488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.950543][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.950567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.950636][ T32] r5:00001000 r4:dfdc7000 [ 1342.950661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.950703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.950748][ T32] r5:848fc38c r4:848fc000 [ 1342.950796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.950849][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.950872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.950949][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.951000][ T32] r4:8484f680 [ 1342.951023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.951118][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.951159][ T32] r4:00000001 [ 1342.951182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.951221][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.951262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.951295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.951349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.951384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.951411][ T32] r4:848b22c0 [ 1342.951433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.951474][ T32] INFO: task kworker/1:551:5499 blocked for more than 469 seconds. [ 1342.951509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.951535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.951556][ T32] task:kworker/1:551 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.951635][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.951678][ T32] Call trace: [ 1342.951734][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.951788][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:84b6d400 [ 1342.951812][ T32] r4:84b6d400 [ 1342.951860][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.951929][ T32] r5:84b6d400 r4:8291a680 [ 1342.951950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.951990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.952053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1342.952080][ T32] r4:00000000 [ 1342.952108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.952144][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.952179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.952223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb980 [ 1342.952246][ T32] r4:00000000 [ 1342.952266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.952312][ T32] r9:83018205 r8:84b6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.952333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.952432][ T32] r5:00001000 r4:eae4b000 [ 1342.952456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.952496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.952540][ T32] r5:8568ef8c r4:8568ec00 [ 1342.952592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.952649][ T32] r7:ddde2d80 r6:83018200 r5:8568ef8c r4:8511ed80 [ 1342.952672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.952752][ T32] r10:61c88647 r9:84b6d400 r8:8511edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.953229][ T32] r4:848eb6c0 ** 10 printk messages dropped ** [ 1342.953883][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 1 printk messages dropped ** [ 1342.953963][ T32] r5:800f0013 r4:80239bb0 [ 1342.953984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.954026][ T32] r4:82ac21e4 [ 1342.954070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.954156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.954202][ T32] r4:dffaddc0 [ 1342.954225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.954270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.954295][ T32] r4:00000000 [ 1342.954316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.954365][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.954387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.954430][ T32] r5:00001000 r4:dfdc7000 [ 1342.954450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.954491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.954548][ T32] r5:848fc38c r4:848fc000 [ 1342.954571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.954620][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1342.954754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.954807][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.954832][ T32] r4:8484f680 [ 1342.954853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.954901][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1342.954936][ T32] r4:00000001 [ 1342.954986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.955025][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1342.955054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.955083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.955117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.955147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.955170][ T32] r4:848b22c0 [ 1342.955209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.955239][ T32] INFO: task kworker/1:552:5501 blocked for more than 469 seconds. [ 1342.955268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.955305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.955355][ T32] task:kworker/1:552 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.955410][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.955453][ T32] Call trace: [ 1342.955551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.955600][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:84b6e000 [ 1342.955624][ T32] r4:84b6e000 [ 1342.955668][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.955718][ T32] r5:84b6e000 r4:8291a680 [ 1342.955739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.955779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.955822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1342.955846][ T32] r4:00000000 [ 1342.955865][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.955901][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.955937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.956008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb840 [ 1342.956036][ T32] r4:00000000 [ 1342.956095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.956145][ T32] r9:83018205 r8:84b6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.956167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.956210][ T32] r5:00001000 r4:ead83000 [ 1342.956231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.956270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.956329][ T32] r5:8568eb8c r4:8568e800 [ 1342.956353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.956402][ T32] r7:ddde2d80 r6:83018200 r5:8568eb8c r4:8508ef00 [ 1342.956424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.956472][ T32] r10:61c88647 r9:84b6e000 r8:8508ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.956495][ T32] r4:8508ef00 [ 1342.956514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.956560][ T32] r10:00000000 r9:8508ef00 r8:80287e08 r7:ebbcde60 r6:851d1c00 r5:84b6e000 [ 1342.956660][ T32] r4:00000001 [ 1342.956691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.956729][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1342.956781][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.956814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.956849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.956882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.956916][ T32] r4:848eb780 [ 1342.957153][ T32] INFO: task kworker/1:552:5501 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.957186][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.957307][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.957353][ T32] Call trace: [ 1342.957469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.957527][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.957550][ T32] r4:00000000 [ 1342.957681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.957725][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.957753][ T32] dd20: a62bf000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.957800][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.957830][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.957907][ T32] r5:800f0013 r4:80239bb0 [ 1342.957931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.988603][ T32] r4:82ac21e4 [ 1342.988650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.988744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.988774][ T32] r4:dffaddc0 [ 1342.988796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.988841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1342.988864][ T32] r4:00000000 [ 1342.988885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.988933][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.988986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.989039][ T32] r5:00001000 r4:dfdc7000 [ 1342.989061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.989106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.989150][ T32] r5:848fc38c r4:848fc000 [ 1342.989172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.989355][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.989643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.989891][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1342.990119][ T32] task:kworker/1:553 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.990609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 ** 8 printk messages dropped ** [ 1342.991009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.991154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.991198][ T32] r5:8568f38c r4:8568f000 [ 1342.991219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.991265][ T32] r7:ddde2d80 r6:83018200 r5:8568f38c r4:8507d100 [ 1342.991287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.991335][ T32] r10:61c88647 r9:84b6ec00 r8:8507d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.991358][ T32] r4:8507d100 [ 1342.991402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.991454][ T32] r10:00000000 r9:8507d100 r8:80287e08 r7:ebbcde60 r6:851d1b00 r5:84b6ec00 [ 1342.991512][ T32] r4:00000001 [ 1342.991534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.991573][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1342.991618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.991652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.991681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.991712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.991734][ T32] r4:848eb8c0 [ 1342.992146][ T32] INFO: task kworker/1:553:5504 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1342.992236][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.992330][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.992375][ T32] Call trace: [ 1342.992456][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.992514][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1342.992539][ T32] r4:00000000 [ 1342.992714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.992759][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1342.992801][ T32] dd20: a6a62000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1342.992834][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1342.992892][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.992921][ T32] r5:800f0013 r4:80239bb0 [ 1342.992942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.993016][ T32] r4:82ac21e4 [ 1342.993039][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.993083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1342.993115][ T32] r4:dffaddc0 [ 1342.993201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.993655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1342.994380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.994559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1342.994650][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.995053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.995590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.996203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.996586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.997855][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.023343][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1343.023941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.024181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.024230][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.024268][ T32] r4:00000001 [ 1343.024294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.024333][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.024361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.024391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.024419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.024449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.024484][ T32] r4:848b22c0 [ 1343.024512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.024543][ T32] INFO: task kworker/1:555:5507 blocked for more than 469 seconds. [ 1343.024577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.024650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.024678][ T32] task:kworker/1:555 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.024761][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.024819][ T32] Call trace: [ 1343.024915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.024970][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000013 r6:ebbe5d8c r5:84b6b000 [ 1343.025057][ T32] r4:84b6b000 [ 1343.025130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.025180][ T32] r5:84b6b000 r4:8291a680 [ 1343.025201][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.025242][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.025285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1343.025356][ T32] r4:00000000 [ 1343.025387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.025425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.025462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.025506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebc40 [ 1343.025531][ T32] r4:00000000 [ 1343.025551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.025595][ T32] r9:83018205 r8:84b6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1343.025618][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.025709][ T32] r5:00001000 r4:eb129000 [ 1343.025735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.025776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.025818][ T32] r5:8568f78c r4:8568f400 [ 1343.025840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.025935][ T32] r7:ddde2d80 r6:83018200 r5:8568f78c r4:8507d300 [ 1343.025962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.026026][ T32] r10:61c88647 r9:84b6b000 r8:8507d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.026073][ T32] r4:8507d300 [ 1343.026099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.026162][ T32] r10:00000000 r9:8507d300 r8:80287e08 r7:ebbe1e60 r6:851d1c80 r5:84b6b000 [ 1343.026186][ T32] r4:00000001 [ 1343.026206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.026242][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1343.026272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.026303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.026332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.026362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.026413][ T32] r4:848ebd00 [ 1343.026803][ T32] INFO: task kworker/1:555:5507 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.026837][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.026895][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.026942][ T32] Call trace: [ 1343.027036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.027097][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.027123][ T32] r4:00000000 [ 1343.027373][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.027420][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.027456][ T32] dd20: a6e9e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.027488][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.027513][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.027593][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.027899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1343.044838][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1343.045275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1343.045520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.045555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.045579][ T32] r4:848b22c0 [ 1343.045604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.045634][ T32] INFO: task kworker/1:556:5509 blocked for more than 469 seconds. [ 1343.045667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.045693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.045815][ T32] task:kworker/1:556 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.045879][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.045926][ T32] Call trace: [ 1343.045958][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.046026][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:855a6000 [ 1343.046054][ T32] r4:855a6000 [ 1343.046074][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.046142][ T32] r5:855a6000 r4:8291a680 [ 1343.046164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.046205][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.046249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1343.046272][ T32] r4:00000000 [ 1343.046292][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.046327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.046365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.046408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ce040 [ 1343.046431][ T32] r4:00000000 [ 1343.046451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.046530][ T32] r9:83018205 r8:855a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.046557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.046602][ T32] r5:00001000 r4:eb233000 [ 1343.046622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.046662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.046705][ T32] r5:8569038c r4:85690000 [ 1343.046725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.046771][ T32] r7:ddde2d80 r6:83018200 r5:8569038c r4:8507d180 [ 1343.046793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.046841][ T32] r10:61c88647 r9:855a6000 r8:8507d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.046865][ T32] r4:8507d180 [ 1343.047017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.047068][ T32] r10:00000000 r9:8507d180 r8:80287e08 r7:ebbe1e60 r6:851d1d00 r5:855a6000 [ 1343.047098][ T32] r4:00000001 [ 1343.047118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.047339][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1343.047372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.047402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.069290][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.069586][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.069767][ T32] r4:dffaddc0 ** 8 printk messages dropped ** [ 1343.070305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.070686][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.070875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.071634][ T32] r10:8291a684 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:85620000 ** 9 printk messages dropped ** [ 1343.072010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.072304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.072487][ T32] r10:61c88647 r9:85620000 r8:851d1dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.072745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1343.073755][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 20 printk messages dropped ** [ 1343.074573][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1343.074667][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.074691][ T32] r4:00000001 [ 1343.074711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.074748][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.074775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.074809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.074873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.074931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.074958][ T32] r4:848b22c0 [ 1343.075001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.075031][ T32] INFO: task kworker/0:632:5513 blocked for more than 469 seconds. [ 1343.075060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.075084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.075132][ T32] task:kworker/0:632 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.075183][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.075244][ T32] Call trace: [ 1343.075275][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.075328][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:856e8000 [ 1343.075351][ T32] r4:856e8000 [ 1343.075389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.075438][ T32] r5:856e8000 r4:8291a680 [ 1343.075460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.075500][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.075544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1343.075567][ T32] r4:00000000 [ 1343.075586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.075621][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.075655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.075699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2740 [ 1343.075723][ T32] r4:00000000 [ 1343.075744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.076008][ T32] r9:83018005 r8:856e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1343.076036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.076108][ T32] r5:00001000 r4:eb4a3000 [ 1343.076132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.076175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.076254][ T32] r5:8563f38c r4:8563f000 [ 1343.076310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.076382][ T32] r7:dddced80 r6:83018000 r5:8563f38c r4:84ab1000 [ 1343.076405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.076493][ T32] r10:61c88647 r9:856e8000 r8:84ab102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.076520][ T32] r4:84ab1000 [ 1343.076540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.076587][ T32] r10:00000000 r9:84ab1000 r8:80287e08 r7:ebb11e60 r6:84ab1080 r5:856e8000 [ 1343.076611][ T32] r4:00000001 [ 1343.076630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076667][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1343.076694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.076722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.076801][ T32] r4:84abd940 [ 1343.077046][ T32] INFO: task kworker/0:632:5513 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.077079][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.077266][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.077318][ T32] Call trace: [ 1343.077887][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.077982][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.085923][ T32] r4:00000000 [ 1343.085967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.086034][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.086069][ T32] dd20: a787b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.086136][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.086166][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.086216][ T32] r5:800f0013 r4:80239bb0 [ 1343.086500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.087111][ T32] r4:82ac21e4 [ 1343.087138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1343.087859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.100251][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.100710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.101129][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.101357][ T32] r4:856e8c00 ** 2 printk messages dropped ** [ 1343.101450][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.101940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.102045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.102376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.103305][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.103361][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.103407][ T32] Call trace: [ 1343.103435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.103488][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.103511][ T32] r4:00000000 [ 1343.103530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.103569][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.103599][ T32] dd20: a7a58000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.103628][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.103654][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.103680][ T32] r5:800f0013 r4:80239bb0 [ 1343.103702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.103857][ T32] r4:82ac21e4 [ 1343.103972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.104021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.104044][ T32] r4:dffaddc0 [ 1343.104064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.104112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.104134][ T32] r4:00000000 [ 1343.104154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.104200][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.104221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.104264][ T32] r5:00001000 r4:dfdc7000 [ 1343.104285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.104327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.104369][ T32] r5:848fc38c r4:848fc000 [ 1343.104389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.104436][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.104541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.104658][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.104685][ T32] r4:8484f680 [ 1343.104705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.104891][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1343.106100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.106384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.106516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.106899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.107598][ T32] dd20: a7a58000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1343.107912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.107961][ T32] r4:00000000 [ 1343.108080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.128636][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.128692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.128791][ T32] r5:00001000 r4:dfdc7000 [ 1343.128819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.128863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.128911][ T32] r5:848fc38c r4:848fc000 [ 1343.128984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.129055][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.129084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.129147][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.129209][ T32] r4:8484f680 [ 1343.129261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.129315][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.129374][ T32] r4:00000001 [ 1343.129400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.129441][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.129472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.129531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.129563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.129623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.129738][ T32] r4:848b22c0 [ 1343.129794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.129855][ T32] INFO: task kworker/1:558:5519 blocked for more than 469 seconds. [ 1343.129921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.129957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.129982][ T32] task:kworker/1:558 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.130043][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.130136][ T32] Call trace: [ 1343.130180][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.130236][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000013 r6:ebbf5d8c r5:856ea400 [ 1343.130260][ T32] r4:856ea400 [ 1343.130280][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.130324][ T32] r5:856ea400 r4:8291a680 [ 1343.130373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.130428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.130473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1343.130497][ T32] r4:00000000 [ 1343.130517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.130554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.130593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.130673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ce300 [ 1343.130702][ T32] r4:00000000 [ 1343.130724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.130772][ T32] r9:83018205 r8:856ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.130795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.130839][ T32] r5:00001000 r4:eb343000 [ 1343.130915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.130960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.131009][ T32] r5:85690b8c r4:85690800 [ 1343.131033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.131081][ T32] r7:ddde2d80 r6:83018200 r5:85690b8c r4:8507d200 [ 1343.131107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.131176][ T32] r10:61c88647 r9:856ea400 r8:8507d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.131205][ T32] r4:8507d200 [ 1343.131225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.131274][ T32] r10:00000000 r9:8507d200 r8:80287e08 r7:ebbd1e60 r6:84ab1280 r5:856ea400 [ 1343.131300][ T32] r4:00000001 [ 1343.131321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.131358][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1343.131387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.131430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.131465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.131497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.131520][ T32] r4:848ce000 [ 1343.131923][ T32] INFO: task kworker/1:558:5519 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.131961][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.132052][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.132115][ T32] Call trace: [ 1343.132178][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.132235][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.132259][ T32] r4:00000000 [ 1343.132280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.132321][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.132350][ T32] dd20: a7f83000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1343.132620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1343.133096][ T32] r5:848fc38c r4:848fc000 [ 1343.133149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.133202][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.133226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.133305][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.133340][ T32] r4:8484f680 [ 1343.133360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.133435][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.133466][ T32] r4:00000001 [ 1343.133487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.133555][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.133585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.133618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.133676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.133744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.133771][ T32] r4:848b22c0 [ 1343.133791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.133817][ T32] INFO: task kworker/1:559:5521 blocked for more than 469 seconds. [ 1343.133871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.133907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.133931][ T32] task:kworker/1:559 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.133981][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.134094][ T32] Call trace: [ 1343.134220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.134309][ T32] r10:8291a684 r9:ebbf9d84 r8:00000002 r7:60000013 r6:ebbf9d8c r5:856eb000 [ 1343.134337][ T32] r4:856eb000 [ 1343.134395][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.134445][ T32] r5:856eb000 r4:8291a680 [ 1343.134467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.134536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.134623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1343.134657][ T32] r4:00000000 [ 1343.134713][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.134779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.134831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.135055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.135188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.135245][ T32] r5:8569178c r4:85691400 [ 1343.135269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.135349][ T32] r7:ddde2d80 r6:83018200 r5:8569178c r4:8507d480 [ 1343.135406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.135460][ T32] r10:61c88647 r9:856eb000 r8:8507d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.135511][ T32] r4:8507d480 [ 1343.135542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.135589][ T32] r10:00000000 r9:8507d480 r8:80287e08 r7:ebbf5e60 r6:84ab1300 r5:856eb000 [ 1343.135612][ T32] r4:00000001 [ 1343.135641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.135678][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1343.135706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.135750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.135800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.135862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.135897][ T32] r4:848ce240 [ 1343.136144][ T32] INFO: task kworker/1:559:5521 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.136180][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.136235][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.136281][ T32] Call trace: [ 1343.136329][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.136387][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.136412][ T32] r4:00000000 [ 1343.136447][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.136519][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.136559][ T32] dd20: a7f83000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.136589][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1343.136802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1343.137191][ T32] r5:848fc38c r4:848fc000 ** 7 printk messages dropped ** [ 1343.137491][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.137657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.137988][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.166525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.166861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.167120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.167568][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) ** 4 printk messages dropped ** [ 1343.167831][ T32] r4:848ce440 [ 1343.180404][ T32] INFO: task kworker/1:560:5523 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.180512][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.180596][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.180701][ T32] Call trace: [ 1343.180768][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.180829][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.180861][ T32] r4:00000000 [ 1343.180885][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.181033][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.181092][ T32] dd20: a8732000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.181128][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.181157][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.181185][ T32] r5:800f0013 r4:80239bb0 [ 1343.181208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.181251][ T32] r4:82ac21e4 [ 1343.181273][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.181344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.181379][ T32] r4:dffaddc0 [ 1343.181404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.181521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.181548][ T32] r4:00000000 [ 1343.181640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.181701][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.181733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.181778][ T32] r5:00001000 r4:dfdc7000 [ 1343.181799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.181840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.181908][ T32] r5:848fc38c r4:848fc000 [ 1343.181937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.182094][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.182136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.182189][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.182213][ T32] r4:8484f680 [ 1343.182233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.182281][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.182305][ T32] r4:00000001 [ 1343.182348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.182391][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.182475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.182509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.182537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.182595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1343.182730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.183168][ T32] r4:856ec800 ** 4 printk messages dropped ** [ 1343.183384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 ** 8 printk messages dropped ** [ 1343.183691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.183797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.184120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1343.184461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.185290][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.185319][ T32] dd20: a8732000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.185381][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.185413][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.185469][ T32] r5:800f0013 r4:80239bb0 [ 1343.185523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.185576][ T32] r4:82ac21e4 [ 1343.185599][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.185644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.185681][ T32] r4:dffaddc0 [ 1343.185704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.185748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.185771][ T32] r4:00000000 [ 1343.185792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.185838][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.185889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.185937][ T32] r5:00001000 r4:dfdc7000 [ 1343.185961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.186003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.186048][ T32] r5:848fc38c r4:848fc000 [ 1343.186069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.186135][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.186160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.186235][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.186265][ T32] r4:8484f680 [ 1343.186287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.186350][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.186389][ T32] r4:00000001 [ 1343.186417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.186492][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.186525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.186556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.186635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.186670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.186697][ T32] r4:848b22c0 [ 1343.186745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.186787][ T32] INFO: task kworker/1:562:5528 blocked for more than 469 seconds. [ 1343.186818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.186869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.186978][ T32] task:kworker/1:562 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.187068][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.187120][ T32] Call trace: [ 1343.187153][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.187203][ T32] r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:856ed400 [ 1343.187226][ T32] r4:856ed400 [ 1343.187247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.187291][ T32] r5:856ed400 r4:8291a680 [ 1343.187312][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.187352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.187395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1343.187419][ T32] r4:00000000 [ 1343.187440][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.187478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.187514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.187557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cef80 [ 1343.187580][ T32] r4:00000000 [ 1343.187601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.187674][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1343.187701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1343.187765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.187810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.208874][ T32] r10:61c88647 r9:856ed400 r8:8507d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.209135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.210174][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 3 printk messages dropped ** [ 1343.210332][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.210503][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.210667][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1343.210818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.211323][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1343.211778][ T32] INFO: task kworker/1:563:5529 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.212267][ T32] r5:856abc00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.212466][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.212780][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.213010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.213052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.213103][ T32] r5:85691b8c r4:85691800 [ 1343.213125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.213213][ T32] r7:ddde2d80 r6:83018200 r5:85691b8c r4:8507d600 [ 1343.213239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.213291][ T32] r10:61c88647 r9:856abc00 r8:8507d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.213331][ T32] r4:8507d600 [ 1343.213354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.213403][ T32] r10:00000000 r9:8507d600 r8:80287e08 r7:ebc05e60 r6:8507d700 r5:856abc00 [ 1343.213426][ T32] r4:00000001 [ 1343.213446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.213483][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1343.213510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.213578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.213617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.213650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.213706][ T32] r4:848ce880 [ 1343.213971][ T32] INFO: task kworker/1:563:5529 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.214061][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.214163][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.214211][ T32] Call trace: [ 1343.214362][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.214428][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.214479][ T32] r4:00000000 [ 1343.214504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.214545][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.214575][ T32] dd20: a8a6c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.214606][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.214633][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.214657][ T32] r5:800f0013 r4:80239bb0 [ 1343.214679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.214722][ T32] r4:82ac21e4 [ 1343.214742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.214813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.214840][ T32] r4:dffaddc0 [ 1343.214861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.214946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.214981][ T32] r4:00000000 [ 1343.215002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.215048][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.215071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.215124][ T32] r5:00001000 r4:dfdc7000 [ 1343.215233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.215288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.215332][ T32] r5:848fc38c r4:848fc000 [ 1343.215354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.215434][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.215469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.215518][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.215541][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1343.215610][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1343.215751][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1343.215993][ T32] r4:848b22c0 [ 1343.216025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.216052][ T32] INFO: task kworker/1:564:5531 blocked for more than 469 seconds. [ 1343.216081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.216111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.216184][ T32] task:kworker/1:564 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.216256][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.216351][ T32] Call trace: [ 1343.216385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.216435][ T32] r10:8291a684 r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:856c0c00 [ 1343.216460][ T32] r4:856c0c00 [ 1343.216628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.216677][ T32] r5:856c0c00 r4:8291a680 [ 1343.216700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.216739][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.216784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1343.216807][ T32] r4:00000000 [ 1343.216827][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.216862][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.216909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.216956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb2c0 [ 1343.217007][ T32] r4:00000000 [ 1343.217095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.217159][ T32] r9:83018205 r8:856c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1343.217212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.217294][ T32] r5:00001000 r4:eb689000 [ 1343.217344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.217396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.217442][ T32] r5:8569278c r4:85692400 [ 1343.217517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.217592][ T32] r7:ddde2d80 r6:83018200 r5:8569278c r4:8507d500 [ 1343.217660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.217714][ T32] r10:61c88647 r9:856c0c00 r8:8507d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.217741][ T32] r4:8507d500 [ 1343.217773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.217823][ T32] r10:00000000 r9:8507d500 r8:80287e08 r7:ebc05e60 r6:8507d780 r5:856c0c00 ** 7 printk messages dropped ** [ 1343.240755][ T32] r4:848ce840 ** 9 printk messages dropped ** [ 1343.241855][ T32] dd20: a8e89000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1343.242458][ T32] r4:dffaddc0 ** 1 printk messages dropped ** [ 1343.242611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 6 printk messages dropped ** [ 1343.243179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1343.244253][ T32] r4:848b22c0 ** 7 printk messages dropped ** [ 1343.245513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1343.247456][ T32] r5:00001000 r4:eb65f000 ** 2 printk messages dropped ** [ 1343.247675][ T32] r5:85691f8c r4:85691c00 ** 11 printk messages dropped ** [ 1343.260656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.262171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1343.262442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.262485][ T32] r4:dffaddc0 [ 1343.262642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.262705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.262731][ T32] r4:00000000 [ 1343.262752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.262941][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.262976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.263055][ T32] r5:00001000 r4:dfdc7000 [ 1343.263153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.263237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.263343][ T32] r5:848fc38c r4:848fc000 [ 1343.263368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.263570][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.263604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.263735][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.263763][ T32] r4:8484f680 [ 1343.263783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.263835][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.263862][ T32] r4:00000001 [ 1343.263882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.263921][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.263949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.263981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.264011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.264043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.264069][ T32] r4:848b22c0 [ 1343.264096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.264125][ T32] INFO: task kworker/0:635:5534 blocked for more than 469 seconds. [ 1343.264159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.264185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.264208][ T32] task:kworker/0:635 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.264255][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.264333][ T32] Call trace: [ 1343.264422][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.264582][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:856c0000 [ 1343.264619][ T32] r4:856c0000 [ 1343.264642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.264768][ T32] r5:856c0000 r4:8291a680 [ 1343.264800][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.264844][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.264888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1343.264914][ T32] r4:00000000 [ 1343.264934][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.264969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.265004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1343.265123][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.265365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.265418][ T32] r5:8563ef8c r4:8563ec00 [ 1343.265441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.265570][ T32] r7:dddced80 r6:83018000 r5:8563ef8c r4:84ab1680 ** 1 printk messages dropped ** [ 1343.265715][ T32] r10:61c88647 r9:856c0000 r8:84ab16ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.266304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.266815][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.267125][ T32] dd20: a8e89000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1343.267394][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1343.267490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1343.267972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.299021][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1343.299212][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.299532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.299658][ T32] r4:848b22c0 [ 1343.299977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.300073][ T32] INFO: task kworker/1:565:5537 blocked for more than 469 seconds. [ 1343.300137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.300249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.300294][ T32] task:kworker/1:565 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.300357][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.300406][ T32] Call trace: [ 1343.300556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.300617][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000113 r6:ebc01d8c r5:856c3000 [ 1343.300643][ T32] r4:856c3000 [ 1343.300664][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.300711][ T32] r5:856c3000 r4:8291a680 [ 1343.300733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.300773][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.300818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1343.300841][ T32] r4:00000000 [ 1343.300876][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.300943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.301001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.301050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848130c0 [ 1343.301076][ T32] r4:00000000 [ 1343.301247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.301309][ T32] r9:83018205 r8:856c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1343.301334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.301455][ T32] r5:00001000 r4:eb6a5000 [ 1343.301501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.301626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.301775][ T32] r5:85692b8c r4:85692800 [ 1343.301867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.302067][ T32] r7:ddde2d80 r6:83018200 r5:85692b8c r4:8507da00 [ 1343.302100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.302166][ T32] r10:61c88647 r9:856c3000 r8:8507da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.302191][ T32] r4:8507da00 [ 1343.302210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.302285][ T32] r10:00000000 r9:8507da00 r8:80287e08 r7:ebc11e60 r6:8507da80 r5:856c3000 [ 1343.302311][ T32] r4:00000001 [ 1343.302412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.302456][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1343.302518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.302559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.302587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.302619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.302676][ T32] r4:848ebfc0 [ 1343.303069][ T32] INFO: task kworker/1:565:5537 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.303192][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.303315][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.303428][ T32] Call trace: [ 1343.303491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.303628][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.303665][ T32] r4:00000000 [ 1343.303695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.303739][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.303770][ T32] dd20: a94c9000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.303801][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.303969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.304047][ T32] r5:800f0013 r4:80239bb0 [ 1343.304079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.304127][ T32] r4:82ac21e4 [ 1343.304148][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.304262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.304311][ T32] r4:dffaddc0 [ 1343.304586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.304641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.304665][ T32] r4:00000000 [ 1343.304773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.304868][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.304900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.304948][ T32] r5:00001000 r4:dfdc7000 [ 1343.304970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.305012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.305057][ T32] r5:848fc38c r4:848fc000 [ 1343.305077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.305130][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.305176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.305292][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.305319][ T32] r4:8484f680 [ 1343.305366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.305436][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.305462][ T32] r4:00000001 [ 1343.305527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.305625][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.305669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.305703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.305732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.305764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.305787][ T32] r4:848b22c0 [ 1343.305808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.305836][ T32] INFO: task kworker/1:566:5539 blocked for more than 469 seconds. [ 1343.305891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.305928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.306056][ T32] task:kworker/1:566 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.306137][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1343.306555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 18 printk messages dropped ** [ 1343.307468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.307844][ T32] r10:61c88647 r9:856c3c00 r8:8507d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1343.331390][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 10 printk messages dropped ** [ 1343.332042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 17 printk messages dropped ** [ 1343.333164][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1343.333620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.333647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.333669][ T32] task:kworker/1:567 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333719][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.333763][ T32] Call trace: [ 1343.334120][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.334204][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:856c4800 [ 1343.334238][ T32] r4:856c4800 [ 1343.334265][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.334314][ T32] r5:856c4800 r4:8291a680 [ 1343.334334][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.334410][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.334458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1343.334491][ T32] r4:00000000 [ 1343.334513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.334549][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.334584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.334626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d11c0 [ 1343.334653][ T32] r4:00000000 [ 1343.334702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.334754][ T32] r9:83018205 r8:856c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.334777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.334829][ T32] r5:00001000 r4:eb6d5000 ** 1 printk messages dropped ** [ 1343.334917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.335126][ T32] r10:61c88647 r9:856c4800 r8:8507d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1343.335987][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.336713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 8 printk messages dropped ** [ 1343.337128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1343.337490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1343.337565][ T32] r4:00000001 [ 1343.337613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.337662][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.337690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.337773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.337811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.337842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.337865][ T32] r4:848b22c0 [ 1343.337887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.337968][ T32] INFO: task kworker/1:568:5544 blocked for more than 469 seconds. [ 1343.354732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.354847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.354963][ T32] task:kworker/1:568 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.355056][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.355137][ T32] Call trace: [ 1343.355183][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.355242][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:856c5400 [ 1343.355292][ T32] r4:856c5400 [ 1343.355344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.355455][ T32] r5:856c5400 r4:8291a680 [ 1343.355488][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.355561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.355668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1343.355875][ T32] r4:00000000 [ 1343.355901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.355952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.355995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.356038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d1300 [ 1343.356065][ T32] r4:00000000 [ 1343.356173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.356393][ T32] r5:00001000 r4:eb6ed000 ** 1 printk messages dropped ** [ 1343.356552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1343.357547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1343.365012][ T32] Call trace: [ 1343.365094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.365160][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.365186][ T32] r4:00000000 [ 1343.365270][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.365473][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.365509][ T32] dd20: a983b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.365596][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.365627][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.365655][ T32] r5:800f0013 r4:80239bb0 [ 1343.365677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.365814][ T32] r4:82ac21e4 [ 1343.365881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.365930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.365970][ T32] r4:dffaddc0 [ 1343.366003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.366055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.366158][ T32] r4:00000000 [ 1343.366187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.366240][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.366264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.366326][ T32] r5:00001000 r4:dfdc7000 [ 1343.366351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.366446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.366576][ T32] r5:848fc38c r4:848fc000 [ 1343.366601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.366759][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.366793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.366916][ T32] r4:8484f680 ** 5 printk messages dropped ** [ 1343.367287][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.367747][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1343.382069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.382635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.383073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.383577][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.384101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.384984][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1343.385574][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.385744][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1343.386085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.386426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.386529][ T32] r5:848fc38c r4:848fc000 [ 1343.386553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.386605][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.386630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.386680][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.386775][ T32] r4:8484f680 [ 1343.386799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.386865][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.387068][ T32] r4:00000001 [ 1343.387271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.387312][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.387342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.387392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.387424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.387488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.387514][ T32] r4:848b22c0 [ 1343.387537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.387570][ T32] INFO: task kworker/1:570:5547 blocked for more than 469 seconds. [ 1343.387609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.387634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.387658][ T32] task:kworker/1:570 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.387706][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.387782][ T32] Call trace: [ 1343.387853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.387984][ T32] r10:8291a684 r9:ebc31d84 r8:00000002 r7:60000113 r6:ebc31d8c r5:856c8000 [ 1343.415278][ T32] r4:856c8000 [ 1343.415337][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.415422][ T32] r5:856c8000 r4:8291a680 [ 1343.415607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.415657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.415770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1343.415798][ T32] r4:00000000 [ 1343.415877][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.416003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.416086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.416226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d1480 [ 1343.416254][ T32] r4:00000000 [ 1343.416277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.416328][ T32] r9:83018205 r8:856c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.416354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.416402][ T32] r5:00001000 r4:eb70b000 ** 1 printk messages dropped ** [ 1343.416465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.416510][ T32] r5:85693b8c r4:85693800 ** 2 printk messages dropped ** [ 1343.416604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.417089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.417793][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.421277][ T32] dd20: a9eb3000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1343.421711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 3 printk messages dropped ** [ 1343.421864][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.421912][ T32] r5:00001000 r4:dfdc7000 [ 1343.421964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.422065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.422198][ T32] r5:848fc38c r4:848fc000 [ 1343.422254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.422310][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.422333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.422385][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.422421][ T32] r4:8484f680 [ 1343.422471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.422527][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.422552][ T32] r4:00000001 [ 1343.422573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.422638][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.422877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.422968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.423007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.423040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.423092][ T32] r4:848b22c0 [ 1343.423122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.423216][ T32] INFO: task kworker/1:571:5549 blocked for more than 469 seconds. [ 1343.423348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.423405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.423459][ T32] task:kworker/1:571 state:D stack:0 pid:5549 tgid:5549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.423545][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.423599][ T32] Call trace: [ 1343.423659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.423712][ T32] r10:8291a684 r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:856c8c00 [ 1343.423743][ T32] r4:856c8c00 [ 1343.423843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.423944][ T32] r5:856c8c00 r4:8291a680 [ 1343.423977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.424019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.424065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1343.424102][ T32] r4:00000000 [ 1343.424154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.424208][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.424416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.424473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d1740 [ 1343.424506][ T32] r4:00000000 [ 1343.424528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.424582][ T32] r9:83018205 r8:856c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.424620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1343.424716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.425152][ T32] r10:61c88647 r9:856c8c00 r8:8508ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1343.426496][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.427137][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.427354][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1343.427639][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1343.453205][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.453841][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 10 printk messages dropped ** [ 1343.454823][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.455350][ T32] r5:856c9800 r4:8291a680 ** 1 printk messages dropped ** [ 1343.455707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.455782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1343.455820][ T32] r4:00000000 [ 1343.455853][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.455908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.455969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.456037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d18c0 [ 1343.456073][ T32] r4:00000000 [ 1343.456125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.456253][ T32] r9:83018205 r8:856c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.456334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.456421][ T32] r5:00001000 r4:eb763000 [ 1343.456457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.456523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.456712][ T32] r5:8569878c r4:85698400 [ 1343.456866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.456946][ T32] r7:ddde2d80 r6:83018200 r5:8569878c r4:8511ef00 [ 1343.456981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.457057][ T32] r10:61c88647 r9:856c9800 r8:8511ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.457106][ T32] r4:8511ef00 [ 1343.457139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.457447][ T32] r10:00000000 r9:8511ef00 r8:80287e08 r7:ebc39e60 r6:84ab1700 r5:856c9800 [ 1343.457551][ T32] r4:00000001 [ 1343.457588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.457835][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1343.457906][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.475258][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1343.476877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 3 printk messages dropped ** [ 1343.477595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.477675][ T32] r5:00001000 r4:dfdc7000 [ 1343.477709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.477899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.493049][ T32] r5:848fc38c r4:848fc000 [ 1343.493153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.493290][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.493424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.493512][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.493552][ T32] r4:8484f680 [ 1343.493657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.493743][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.493782][ T32] r4:00000001 [ 1343.493860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.494002][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.494061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.494147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.494204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.494271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.494312][ T32] r4:848b22c0 [ 1343.494352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.494403][ T32] INFO: task kworker/1:573:5552 blocked for more than 469 seconds. [ 1343.494456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.494498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.494537][ T32] task:kworker/1:573 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.494654][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.494739][ T32] Call trace: [ 1343.494817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.494905][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:856cb000 [ 1343.494947][ T32] r4:856cb000 [ 1343.495111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.495188][ T32] r5:856cb000 r4:8291a680 [ 1343.495224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.495288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.495420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1343.495472][ T32] r4:00000000 [ 1343.495564][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.495636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1343.495867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.496308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.496509][ T32] r5:85698b8c r4:85698800 ** 2 printk messages dropped ** [ 1343.496737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.497243][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.497630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.497759][ T32] r4:848d1680 ** 1 printk messages dropped ** [ 1343.519380][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1343.520418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1343.522072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.523002][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 12 printk messages dropped ** [ 1343.524094][ T32] task:kworker/1:574 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.525379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 ** 11 printk messages dropped ** [ 1343.526134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.526214][ T32] r5:85698f8c r4:85698c00 [ 1343.526249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.526387][ T32] r7:ddde2d80 r6:83018200 r5:85698f8c r4:84aad000 [ 1343.526427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.526670][ T32] r10:61c88647 r9:856cbc00 r8:84aad02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.526710][ T32] r4:84aad000 [ 1343.526799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.526980][ T32] r10:00000000 r9:84aad000 r8:80287e08 r7:ebc45e60 r6:84ab1800 r5:856cbc00 [ 1343.527055][ T32] r4:00000001 [ 1343.527170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.527234][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1343.527336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.527388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.527432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.527481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.527520][ T32] r4:848d1980 [ 1343.528016][ T32] INFO: task kworker/1:574:5553 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.558767][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.559055][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.559273][ T32] Call trace: [ 1343.559331][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.559422][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.559580][ T32] r4:00000000 [ 1343.559687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.559782][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.559856][ T32] dd20: aa838000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.560090][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.560169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.560297][ T32] r5:800f0013 r4:80239bb0 [ 1343.560415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.560507][ T32] r4:82ac21e4 [ 1343.560544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.560614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.560653][ T32] r4:dffaddc0 [ 1343.560687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.560780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.560894][ T32] r4:00000000 [ 1343.560932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.561102][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.561145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.561310][ T32] r5:00001000 r4:dfdc7000 [ 1343.561421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.561491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.561562][ T32] r5:848fc38c r4:848fc000 [ 1343.561636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.561751][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.561870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.561952][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.561990][ T32] r4:8484f680 [ 1343.562023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.562132][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.562348][ T32] r4:00000001 [ 1343.562575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.562638][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.562686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.562734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.562778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.562867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.562908][ T32] r4:848b22c0 [ 1343.562946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.563063][ T32] INFO: task kworker/1:575:5557 blocked for more than 470 seconds. [ 1343.563128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.563170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.563212][ T32] task:kworker/1:575 state:D stack:0 pid:5557 tgid:5557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.563387][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.564010][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.564616][ T32] r4:00000000 [ 1343.564661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.564758][ T32] r9:83018205 r8:856ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.564808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.564972][ T32] r5:00001000 r4:eaf1d000 [ 1343.565011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.565178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.565252][ T32] r5:8569938c r4:85699000 [ 1343.565496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.565699][ T32] r7:ddde2d80 r6:83018200 r5:8569938c r4:84aad080 [ 1343.565739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.565935][ T32] r10:61c88647 r9:856ce000 r8:84aad0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.566127][ T32] r4:84aad080 [ 1343.566169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.566248][ T32] r10:00000000 r9:84aad080 r8:80287e08 r7:eb989e60 r6:84ab1880 r5:856ce000 [ 1343.566461][ T32] r4:00000001 [ 1343.566573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.566693][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1343.566803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.566853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.566918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.566970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.567092][ T32] r4:848d1b80 [ 1343.567758][ T32] INFO: task kworker/1:575:5557 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.567873][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.592155][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.592287][ T32] Call trace: [ 1343.592355][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.592470][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.592518][ T32] r4:00000000 [ 1343.592562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.592631][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.592706][ T32] dd20: aa97f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.592892][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 3 printk messages dropped ** [ 1343.593213][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.593593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 2 printk messages dropped ** [ 1343.593953][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.593995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.594065][ T32] r5:00001000 r4:dfdc7000 [ 1343.594119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.594240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.594315][ T32] r5:848fc38c r4:848fc000 [ 1343.594352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.594431][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.594466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.594565][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.594607][ T32] r4:8484f680 [ 1343.594679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.594793][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.594838][ T32] r4:00000001 [ 1343.594910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.594972][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.595057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.595144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.595222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.595274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.595313][ T32] r4:848b22c0 [ 1343.595352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.595402][ T32] INFO: task kworker/1:576:5558 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.595698][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.596551][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.597292][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.597621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.597803][ T32] r5:8569978c r4:85699400 ** 2 printk messages dropped ** [ 1343.613871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1343.614298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.615908][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.617268][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 8 printk messages dropped ** [ 1343.617799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1343.633020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.633622][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.633659][ T32] r4:00000001 [ 1343.633732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.633821][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.633874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.633924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.633968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.634222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.634322][ T32] r4:848b22c0 [ 1343.634365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.634694][ T32] INFO: task kworker/1:577:5560 blocked for more than 470 seconds. [ 1343.634763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.634805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.634843][ T32] task:kworker/1:577 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.634938][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.635027][ T32] Call trace: [ 1343.635208][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.635351][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:856cd400 [ 1343.635425][ T32] r4:856cd400 [ 1343.635466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.635539][ T32] r5:856cd400 r4:8291a680 [ 1343.635574][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.635656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.635889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1343.636118][ T32] r4:00000000 [ 1343.636155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.636310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.636376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.636718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abdfc0 [ 1343.636761][ T32] r4:00000000 [ 1343.636891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.636968][ T32] r9:83018205 r8:856cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1343.637007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.637093][ T32] r5:00001000 r4:eafe5000 [ 1343.637132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.637312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.637415][ T32] r5:85699b8c r4:85699800 [ 1343.637453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.637530][ T32] r7:ddde2d80 r6:83018200 r5:85699b8c r4:84aad200 [ 1343.637595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.637752][ T32] r10:61c88647 r9:856cd400 r8:84aad22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.638009][ T32] r4:84aad200 [ 1343.656258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.656406][ T32] r10:00000000 r9:84aad200 r8:80287e08 r7:ebc49e60 r6:84ab1980 r5:856cd400 [ 1343.656450][ T32] r4:00000001 [ 1343.656486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.656681][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1343.656807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.656862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.656909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.656999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.657041][ T32] r4:848d1c80 [ 1343.657695][ T32] INFO: task kworker/1:577:5560 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.657754][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.665057][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.665221][ T32] Call trace: [ 1343.665319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.665417][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1343.665744][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1343.665995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1343.666708][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1343.667276][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1343.667705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.681664][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.681873][ T32] r4:856ee000 ** 4 printk messages dropped ** [ 1343.682159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 ** 8 printk messages dropped ** [ 1343.682625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.682884][ T32] r5:85699f8c r4:85699c00 ** 1 printk messages dropped ** [ 1343.682978][ T32] r7:ddde2d80 r6:83018200 r5:85699f8c r4:84aad300 [ 1343.683005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.683055][ T32] r10:61c88647 r9:856ee000 r8:84aad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.683335][ T32] r4:84aad300 [ 1343.683362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.683414][ T32] r10:00000000 r9:84aad300 r8:80287e08 r7:ebc51e60 r6:84ab1a00 r5:856ee000 [ 1343.683438][ T32] r4:00000001 [ 1343.683458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.683514][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1343.683601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.683690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.683756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.684226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.684315][ T32] r4:848d1d40 [ 1343.684702][ T32] INFO: task kworker/1:578:5562 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.684792][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.684918][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.685158][ T32] Call trace: [ 1343.685268][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.685383][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.685414][ T32] r4:00000000 [ 1343.685435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.685479][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.685509][ T32] dd20: aaeb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.685546][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.685575][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.685602][ T32] r5:800f0013 r4:80239bb0 [ 1343.685622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.685663][ T32] r4:82ac21e4 [ 1343.685685][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.685817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.685852][ T32] r4:dffaddc0 [ 1343.685873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.685936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.685965][ T32] r4:00000000 [ 1343.685986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.686047][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.686205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.686261][ T32] r5:00001000 r4:dfdc7000 [ 1343.686746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.686795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.686842][ T32] r5:848fc38c r4:848fc000 [ 1343.687080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.687138][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.687212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.687482][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.687512][ T32] r4:8484f680 [ 1343.687532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.687581][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.687958][ T32] r4:00000001 [ 1343.715115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1343.715444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.715946][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.716527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.716984][ T32] r9:83018205 r8:856eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1343.717246][ T32] r5:8569a38c r4:8569a000 [ 1343.717270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.717361][ T32] r7:ddde2d80 r6:83018200 r5:8569a38c r4:84aad280 [ 1343.717395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.717448][ T32] r10:61c88647 r9:856eec00 r8:84aad2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.717481][ T32] r4:84aad280 [ 1343.717502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.717549][ T32] r10:00000000 r9:84aad280 r8:80287e08 r7:ebc59e60 r6:84ab1a80 r5:856eec00 [ 1343.717573][ T32] r4:00000001 [ 1343.717592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.717629][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1343.717752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.717885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.722134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.722188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.722217][ T32] r4:848d1d40 [ 1343.722612][ T32] INFO: task kworker/1:579:5565 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.722650][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.722722][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.722777][ T32] Call trace: [ 1343.723013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.723081][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.723113][ T32] r4:00000000 [ 1343.723133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.723207][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.723310][ T32] dd20: ab1f6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.723361][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.723419][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.723455][ T32] r5:800f0013 r4:80239bb0 [ 1343.723479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.723524][ T32] r4:82ac21e4 [ 1343.723686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.723788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.723816][ T32] r4:dffaddc0 [ 1343.723838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.723884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.723910][ T32] r4:00000000 [ 1343.723964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.724044][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.724070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.724156][ T32] r5:00001000 r4:dfdc7000 [ 1343.724188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.724234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.724484][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1343.724762][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1343.725504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1343.726536][ T32] r5:856ca400 r4:8291a680 ** 5 printk messages dropped ** [ 1343.726875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.727410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.727608][ T32] r5:8569a78c r4:8569a400 ** 3 printk messages dropped ** [ 1343.752245][ T32] r10:61c88647 r9:856ca400 r8:84aad42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.754158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.754850][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.755338][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 3 printk messages dropped ** [ 1343.755458][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.755593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1343.756128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.756635][ T32] r4:00000001 [ 1343.756659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.756697][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.756725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.756792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.756860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.756895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.756920][ T32] r4:848b22c0 [ 1343.756980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.757014][ T32] INFO: task kworker/1:581:5569 blocked for more than 470 seconds. [ 1343.757109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.757142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.757164][ T32] task:kworker/1:581 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.757253][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.757320][ T32] Call trace: [ 1343.757380][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.757521][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:856cec00 [ 1343.757549][ T32] r4:856cec00 [ 1343.757571][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.757616][ T32] r5:856cec00 r4:8291a680 [ 1343.757639][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.757682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.757727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1343.757752][ T32] r4:00000000 [ 1343.757772][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.757863][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.765555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.765694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b82c0 [ 1343.765740][ T32] r4:00000000 [ 1343.765767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.765847][ T32] r9:83018205 r8:856cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1343.765878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.765928][ T32] r5:00001000 r4:eb2c3000 [ 1343.766004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.766062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.766159][ T32] r5:8569ab8c r4:8569a800 [ 1343.766240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.766332][ T32] r7:ddde2d80 r6:83018200 r5:8569ab8c r4:84aad480 [ 1343.766359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.766463][ T32] r10:61c88647 r9:856cec00 r8:84aad4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.766491][ T32] r4:84aad480 [ 1343.766512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.766561][ T32] r10:00000000 r9:84aad480 r8:80287e08 r7:ebc61e60 r6:84ab1b80 r5:856cec00 [ 1343.766674][ T32] r4:00000001 [ 1343.766699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.766740][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1343.766774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.766805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.767015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.767052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.767130][ T32] r4:848b8400 [ 1343.767621][ T32] INFO: task kworker/1:581:5569 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.767661][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.782299][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.782483][ T32] Call trace: [ 1343.782528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.782651][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.782853][ T32] r4:00000000 [ 1343.782881][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.782970][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.783006][ T32] dd20: ab959000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.783038][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.783284][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.783336][ T32] r5:800f0013 r4:80239bb0 [ 1343.783396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.783598][ T32] r4:82ac21e4 [ 1343.783717][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.783836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.784042][ T32] r4:dffaddc0 [ 1343.784068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.784120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.784147][ T32] r4:00000000 [ 1343.784169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.784335][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.784453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.784570][ T32] r5:00001000 r4:dfdc7000 [ 1343.784690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.784924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.784974][ T32] r5:848fc38c r4:848fc000 [ 1343.784997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.785069][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.785102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.785153][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.785177][ T32] r4:8484f680 [ 1343.785407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.785521][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.785549][ T32] r4:00000001 [ 1343.785878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.785920][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.785948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.785993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.786024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.786121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.786151][ T32] r4:848b22c0 [ 1343.786177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.786211][ T32] INFO: task kworker/1:582:5571 blocked for more than 470 seconds. [ 1343.786246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.786271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.786349][ T32] task:kworker/1:582 state:D stack:0 pid:5571 tgid:5571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.786408][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.786516][ T32] Call trace: [ 1343.786817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.786872][ T32] r10:8291a684 r9:ebc55d84 r8:00000002 r7:60000113 r6:ebc55d8c r5:856b8000 [ 1343.786897][ T32] r4:856b8000 [ 1343.786920][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.787088][ T32] r5:856b8000 r4:8291a680 [ 1343.787114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.787215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.787264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 [ 1343.787291][ T32] r4:00000000 [ 1343.787339][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.787390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.787438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.787486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8c00 [ 1343.787562][ T32] r4:00000000 [ 1343.787587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.787663][ T32] r9:83018205 r8:856b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1343.787690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.787736][ T32] r5:00001000 r4:eb507000 [ 1343.787757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.788002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.803436][ T32] r5:8569bb8c r4:8569b800 [ 1343.803491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.803566][ T32] r7:ddde2d80 r6:83018200 r5:8569bb8c r4:84aad100 [ 1343.803590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.803783][ T32] r10:61c88647 r9:856b8000 r8:84aad12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.803813][ T32] r4:84aad100 [ 1343.803838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.803890][ T32] r10:00000000 r9:84aad100 r8:80287e08 r7:ebc65e60 r6:84aad500 r5:856b8000 [ 1343.803950][ T32] r4:00000001 [ 1343.803995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.804101][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1343.804138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.804176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.804572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.805052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.805111][ T32] r4:848b8140 [ 1343.805859][ T32] INFO: task kworker/1:582:5571 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.806047][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.806453][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.806510][ T32] Call trace: [ 1343.806542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.806874][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.806909][ T32] r4:00000000 [ 1343.807455][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.807504][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.807535][ T32] dd20: ab959000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.807566][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.807814][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.807845][ T32] r5:800f0013 r4:80239bb0 [ 1343.807868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.821764][ T32] r4:82ac21e4 [ 1343.821888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.821980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.822023][ T32] r4:dffaddc0 [ 1343.822048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.822138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.822196][ T32] r4:00000000 [ 1343.822221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.822274][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.822298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.822347][ T32] r5:00001000 r4:dfdc7000 [ 1343.822382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.822428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.822490][ T32] r5:848fc38c r4:848fc000 [ 1343.822517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.822569][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.822594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.822644][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.822673][ T32] r4:8484f680 [ 1343.822710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.822779][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.822807][ T32] r4:00000001 [ 1343.822828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.822870][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.822905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.822937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.822966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.822997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.823020][ T32] r4:848b22c0 [ 1343.823044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.823092][ T32] INFO: task kworker/1:583:5574 blocked for more than 470 seconds. [ 1343.823130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.823209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.823237][ T32] task:kworker/1:583 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.823301][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.823347][ T32] Call trace: [ 1343.823441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.823508][ T32] r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000013 r6:ebc69d8c r5:856d0000 [ 1343.823625][ T32] r4:856d0000 [ 1343.823688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.823738][ T32] r5:856d0000 r4:8291a680 [ 1343.823760][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.823803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.823849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1343.823872][ T32] r4:00000000 [ 1343.823947][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.824007][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.824087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.824141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8500 [ 1343.824172][ T32] r4:00000000 [ 1343.824222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.824281][ T32] r9:83018205 r8:856d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1343.824334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.824384][ T32] r5:00001000 r4:eb469000 [ 1343.824406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.824448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.824491][ T32] r5:8569af8c r4:8569ac00 [ 1343.824511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.824615][ T32] r7:ddde2d80 r6:83018200 r5:8569af8c r4:84aad380 [ 1343.824650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.824718][ T32] r10:61c88647 r9:856d0000 r8:84aad3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.824745][ T32] r4:84aad380 [ 1343.824792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.824844][ T32] r10:00000000 r9:84aad380 r8:80287e08 r7:ebc55e60 r6:84aad680 r5:856d0000 [ 1343.824867][ T32] r4:00000001 [ 1343.824887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.824969][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1343.825066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.825107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.825139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.825197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.825229][ T32] r4:848b84c0 [ 1343.825635][ T32] INFO: task kworker/1:583:5574 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.825761][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.825885][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.825947][ T32] Call trace: [ 1343.825996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.826056][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.826081][ T32] r4:00000000 [ 1343.826122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.826166][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.826196][ T32] dd20: abd84000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.826225][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.826253][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.826305][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1343.826421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1343.826893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.827339][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1343.827677][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1343.827897][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.852638][ T32] r4:856d2400 ** 5 printk messages dropped ** [ 1343.852861][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.853026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833500 ** 7 printk messages dropped ** [ 1343.853937][ T32] r5:8458bf8c r4:8458bc00 ** 2 printk messages dropped ** [ 1343.854035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.854256][ T32] r10:00000000 r9:84ab1c00 r8:80287e08 r7:eb965e60 r6:84aad580 r5:856d2400 [ 1343.854281][ T32] r4:00000001 [ 1343.854302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.854343][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1343.854375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.854405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.854474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.854512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.854537][ T32] r4:84ab2780 [ 1343.854938][ T32] INFO: task kworker/0:636:5577 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.854974][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.855065][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.855189][ T32] Call trace: [ 1343.855232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.855287][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.855326][ T32] r4:00000000 [ 1343.855365][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.855413][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.855443][ T32] dd20: ac073000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.855517][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.855556][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.855583][ T32] r5:800f0013 r4:80239bb0 [ 1343.855604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.855673][ T32] r4:82ac21e4 [ 1343.855698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.855745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.855879][ T32] r4:dffaddc0 [ 1343.856087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.856142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.856169][ T32] r4:00000000 [ 1343.856190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.856236][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.856260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.856307][ T32] r5:00001000 r4:dfdc7000 [ 1343.856362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.856409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.856455][ T32] r5:848fc38c r4:848fc000 [ 1343.856662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.856725][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.856777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.856830][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.856977][ T32] r4:8484f680 [ 1343.857008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.857057][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.857322][ T32] r4:00000001 [ 1343.857347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.857400][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.857436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.857486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.857545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.857588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.857612][ T32] r4:848b22c0 [ 1343.857634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.857693][ T32] INFO: task kworker/0:637:5578 blocked for more than 470 seconds. [ 1343.857890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.865680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.865782][ T32] task:kworker/0:637 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.865888][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.865968][ T32] Call trace: [ 1343.866028][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.866142][ T32] r10:8291a684 r9:ebc79d84 r8:00000002 r7:60000113 r6:ebc79d8c r5:856d0c00 [ 1343.866179][ T32] r4:856d0c00 [ 1343.866202][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.866248][ T32] r5:856d0c00 r4:8291a680 [ 1343.866269][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.866311][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.866363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1343.866406][ T32] r4:00000000 [ 1343.866438][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.866511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.866560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.866770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2440 [ 1343.866879][ T32] r4:00000000 [ 1343.866965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.867026][ T32] r9:83018005 r8:856d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1343.867049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.867228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.867278][ T32] r5:8569b38c r4:8569b000 ** 1 printk messages dropped ** [ 1343.867486][ T32] r7:dddced80 r6:83018000 r5:8569b38c r4:84ab1c80 ** 2 printk messages dropped ** [ 1343.867872][ T32] r4:84ab1c80 ** 7 printk messages dropped ** [ 1343.881836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.882677][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.882860][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1343.883208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.883496][ T32] r4:00000000 [ 1343.883518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.883567][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.883592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.883666][ T32] r5:00001000 r4:dfdc7000 [ 1343.883691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.883733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.883836][ T32] r5:848fc38c r4:848fc000 [ 1343.883868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.883947][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.883974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.884024][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.884048][ T32] r4:8484f680 [ 1343.884149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.884204][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.884228][ T32] r4:00000001 [ 1343.884302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.884344][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.884374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.884436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.884495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.884530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.884554][ T32] r4:848b22c0 [ 1343.884577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.884607][ T32] INFO: task kworker/1:584:5579 blocked for more than 470 seconds. [ 1343.884648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.884721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.884756][ T32] task:kworker/1:584 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.884812][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.884866][ T32] Call trace: [ 1343.884925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.884977][ T32] r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000113 r6:ebc7dd8c r5:856d3000 [ 1343.885055][ T32] r4:856d3000 [ 1343.885081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.885133][ T32] r5:856d3000 r4:8291a680 [ 1343.885160][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.885202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.885273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1343.885328][ T32] r4:00000000 [ 1343.885360][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.885402][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.885440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.885511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8b80 [ 1343.885553][ T32] r4:00000000 [ 1343.885577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.885688][ T32] r9:83018205 r8:856d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.885721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.885766][ T32] r5:00001000 r4:eb4eb000 [ 1343.885786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.885874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.885925][ T32] r5:8569b78c r4:8569b400 [ 1343.885947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.886022][ T32] r7:ddde2d80 r6:83018200 r5:8569b78c r4:84aad700 [ 1343.886160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.886217][ T32] r10:61c88647 r9:856d3000 r8:84aad72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.886244][ T32] r4:84aad700 [ 1343.886265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.886312][ T32] r10:00000000 r9:84aad700 r8:80287e08 r7:ebc55e60 r6:84aad780 r5:856d3000 [ 1343.886644][ T32] r4:00000001 [ 1343.886668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.886761][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1343.886793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.886824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.886851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.886881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.886972][ T32] r4:848b8940 [ 1343.887230][ T32] INFO: task kworker/1:584:5579 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 4 printk messages dropped ** [ 1343.887735][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1343.909269][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.909537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 12 printk messages dropped ** [ 1343.910193][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1343.910369][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1343.910585][ T32] INFO: task kworker/0:638:5581 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.911053][ T32] r4:84968c00 ** 4 printk messages dropped ** [ 1343.911240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 ** 8 printk messages dropped ** [ 1343.911640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.911958][ T32] r5:84a8838c r4:84a88000 ** 3 printk messages dropped ** [ 1343.912309][ T32] r10:61c88647 r9:84968c00 r8:84ab1d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.912732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.912763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.912787][ T32] r4:84ab2780 [ 1343.913196][ T32] INFO: task kworker/0:638:5581 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.913369][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.913476][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.913526][ T32] Call trace: [ 1343.913595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.913650][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.913684][ T32] r4:00000000 [ 1343.913706][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.913799][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.913952][ T32] dd20: ac6c7000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.913988][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.914042][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.914070][ T32] r5:800f0013 r4:80239bb0 [ 1343.914130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.914179][ T32] r4:82ac21e4 [ 1343.914200][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.914325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.914380][ T32] r4:dffaddc0 [ 1343.914403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.914474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.914510][ T32] r4:00000000 [ 1343.914557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.914634][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.914659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.914758][ T32] r5:00001000 r4:dfdc7000 [ 1343.914783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.914907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.914963][ T32] r5:848fc38c r4:848fc000 [ 1343.914986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.915037][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.915061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.915117][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.915141][ T32] r4:8484f680 [ 1343.915162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.915212][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.915237][ T32] r4:00000001 [ 1343.915257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.915317][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.915348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.915381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.915527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.915561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.915647][ T32] r4:848b22c0 [ 1343.915697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.915741][ T32] INFO: task kworker/1:585:5584 blocked for more than 470 seconds. [ 1343.915854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.915882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.916179][ T32] task:kworker/1:585 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.916516][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.916862][ T32] Call trace: [ 1343.916900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.916954][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:8496a400 [ 1343.916980][ T32] r4:8496a400 [ 1343.917004][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.917064][ T32] r5:8496a400 r4:8291a680 [ 1343.917174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.917444][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.917699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1343.917996][ T32] r4:00000000 [ 1343.938682][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.938778][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.938978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.939042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8dc0 [ 1343.939071][ T32] r4:00000000 [ 1343.939127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.939190][ T32] r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1343.939215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.939421][ T32] r5:00001000 r4:eb527000 [ 1343.939454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.939499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.939628][ T32] r5:8569bf8c r4:8569bc00 [ 1343.939745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.939807][ T32] r7:ddde2d80 r6:83018200 r5:8569bf8c r4:84aad800 [ 1343.939892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.940029][ T32] r10:61c88647 r9:8496a400 r8:84aad82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.940059][ T32] r4:84aad800 [ 1343.940090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.940141][ T32] r10:00000000 r9:84aad800 r8:80287e08 r7:ebc55e60 r6:84ab1d80 r5:8496a400 [ 1343.940164][ T32] r4:00000001 [ 1343.940185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.940226][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.940425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.940461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.940490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.940523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.940545][ T32] r4:848b8c40 [ 1343.941105][ T32] INFO: task kworker/1:585:5584 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.941146][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.941402][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.941464][ T32] Call trace: [ 1343.941511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.941633][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.941705][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.941790][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1343.942516][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.942992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 5 printk messages dropped ** [ 1343.943305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.944285][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1343.944520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.944951][ T32] r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000113 r6:ebc2dd8c r5:856d3c00 ** 8 printk messages dropped ** [ 1343.945657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.946217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.946280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.947597][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.984944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.986174][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 4 printk messages dropped ** [ 1343.986763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.986812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.986837][ T32] r4:dffaddc0 [ 1343.986858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.987023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1343.987157][ T32] r4:00000000 [ 1343.987190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.987242][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.987266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.987366][ T32] r5:00001000 r4:dfdc7000 [ 1343.987476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.987528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.987601][ T32] r5:848fc38c r4:848fc000 [ 1343.987683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.987736][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1343.987780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.987841][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.987892][ T32] r4:8484f680 [ 1343.987969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.990443][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1343.990515][ T32] r4:00000001 [ 1343.991514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.991614][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1343.991648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.991682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.991713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.991744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.991834][ T32] r4:848b22c0 [ 1343.992484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.992743][ T32] INFO: task kworker/1:587:5588 blocked for more than 470 seconds. [ 1343.992785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.992822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.992846][ T32] task:kworker/1:587 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.992905][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.992953][ T32] Call trace: [ 1343.993006][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.993063][ T32] r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:84968000 [ 1343.993145][ T32] r4:84968000 [ 1343.993172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.993329][ T32] r5:84968000 r4:8291a680 [ 1343.993355][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.993419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.993497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1343.993552][ T32] r4:00000000 [ 1343.993613][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.993691][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.993773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.993888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2240 [ 1343.993947][ T32] r4:00000000 [ 1343.993994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.994097][ T32] r9:83018205 r8:84968000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1343.994168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.994257][ T32] r5:00001000 r4:eb5dd000 [ 1343.994303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.994392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.994492][ T32] r5:85714b8c r4:85714800 [ 1343.994563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.994690][ T32] r7:ddde2d80 r6:83018200 r5:85714b8c r4:84aada00 [ 1343.994746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.994845][ T32] r10:61c88647 r9:84968000 r8:84aada2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.994943][ T32] r4:84aada00 [ 1343.995015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.995131][ T32] r10:00000000 r9:84aada00 r8:80287e08 r7:ebc2de60 r6:84ab1e00 r5:84968000 [ 1343.995265][ T32] r4:00000001 [ 1343.995580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.995631][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1343.995777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.995813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.995844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.995876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.995902][ T32] r4:848b8e40 [ 1343.996425][ T32] INFO: task kworker/1:587:5588 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1343.996463][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.996966][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.997013][ T32] Call trace: [ 1343.997063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.997135][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1343.997161][ T32] r4:00000000 [ 1343.997183][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.997334][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1343.997368][ T32] dd20: acc9f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1343.997442][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1343.997473][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.997553][ T32] r5:800f0013 r4:80239bb0 [ 1343.997581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.997630][ T32] r4:82ac21e4 [ 1343.997655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.997702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1343.997726][ T32] r4:dffaddc0 [ 1343.998010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.028866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.028954][ T32] r4:00000000 [ 1344.029013][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.029165][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.029219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.029316][ T32] r5:00001000 r4:dfdc7000 [ 1344.029361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.029564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.029663][ T32] r5:848fc38c r4:848fc000 [ 1344.029712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.029808][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.029854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.029944][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.030065][ T32] r4:8484f680 [ 1344.030156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.030256][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.030306][ T32] r4:00000001 [ 1344.030349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.030713][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.030863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.030931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.030989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.031085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.031174][ T32] r4:848b22c0 [ 1344.031229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.031292][ T32] INFO: task kworker/1:588:5590 blocked for more than 470 seconds. [ 1344.031389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.031482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.031613][ T32] task:kworker/1:588 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.031808][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.032033][ T32] Call trace: [ 1344.032119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.032225][ T32] r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:856d4800 [ 1344.032276][ T32] r4:856d4800 [ 1344.032374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.032469][ T32] r5:856d4800 r4:8291a680 [ 1344.032513][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.032605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.032696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1344.032844][ T32] r4:00000000 [ 1344.032894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.032977][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.033113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.033209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b84c0 [ 1344.033297][ T32] r4:00000000 [ 1344.033344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.033440][ T32] r9:83018205 r8:856d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.033588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.033722][ T32] r5:00001000 r4:eb581000 [ 1344.033849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.033934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.034024][ T32] r5:8571478c r4:85714400 [ 1344.034124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.034250][ T32] r7:ddde2d80 r6:83018200 r5:8571478c r4:84aad980 [ 1344.034288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.034368][ T32] r10:61c88647 r9:856d4800 r8:84aad9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.034431][ T32] r4:84aad980 [ 1344.034471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.034529][ T32] r10:00000000 r9:84aad980 r8:80287e08 r7:ebc91e60 r6:84aadb00 r5:856d4800 [ 1344.034808][ T32] r4:00000001 [ 1344.034840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.034879][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1344.034911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.034946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.034981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.035013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.035036][ T32] r4:84ab2040 [ 1344.035454][ T32] INFO: task kworker/1:588:5590 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.035491][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.035615][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.035890][ T32] Call trace: [ 1344.035922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.036073][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.036184][ T32] r4:00000000 [ 1344.036394][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.036442][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.036508][ T32] dd20: acf4c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.036744][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.036859][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.036890][ T32] r5:800f0013 r4:80239bb0 [ 1344.036982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.037029][ T32] r4:82ac21e4 [ 1344.037051][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.037103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.037153][ T32] r4:dffaddc0 [ 1344.037178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.037296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.037502][ T32] r4:00000000 [ 1344.037529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.037577][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.037615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.037664][ T32] r5:00001000 r4:dfdc7000 [ 1344.037737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.037782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.037828][ T32] r5:848fc38c r4:848fc000 [ 1344.037903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.065468][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.065694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.065840][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.065894][ T32] r4:8484f680 [ 1344.065942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.066087][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.066176][ T32] r4:00000001 [ 1344.066221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.066336][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.066409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.066467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.066527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.066968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1344.067718][ T32] r4:856d5400 ** 3 printk messages dropped ** [ 1344.078999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.079865][ T32] r9:83018205 r8:856d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1344.080305][ T32] r5:85714f8c r4:85714c00 [ 1344.080338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.080425][ T32] r7:ddde2d80 r6:83018200 r5:85714f8c r4:84aadb80 [ 1344.080534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.080653][ T32] r10:61c88647 r9:856d5400 r8:84aadbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.080683][ T32] r4:84aadb80 [ 1344.080704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.080755][ T32] r10:00000000 r9:84aadb80 r8:80287e08 r7:ebc91e60 r6:84aadc80 r5:856d5400 [ 1344.080856][ T32] r4:00000001 [ 1344.080887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.080931][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1344.080991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.081059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.081293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.081404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.081433][ T32] r4:84844080 [ 1344.082148][ T32] INFO: task kworker/1:589:5592 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.082205][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.082282][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.082379][ T32] Call trace: [ 1344.082424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.082480][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.082539][ T32] r4:00000000 [ 1344.082676][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.082751][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.082877][ T32] dd20: ad381000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.082920][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.082984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.083015][ T32] r5:800f0013 r4:80239bb0 [ 1344.083045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.083096][ T32] r4:82ac21e4 [ 1344.083148][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.083209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.083234][ T32] r4:dffaddc0 [ 1344.083254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.083351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.083387][ T32] r4:00000000 [ 1344.083473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.083566][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1344.083922][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1344.084438][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1344.084774][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1344.085244][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.085749][ T32] r5:856d6000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.086250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.086770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.086849][ T32] r5:8571538c r4:85715000 [ 1344.086884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.087085][ T32] r10:61c88647 r9:856d6000 r8:84aadaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.087894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.108621][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.108917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.109214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1344.109720][ T32] r5:848fc38c r4:848fc000 ** 3 printk messages dropped ** [ 1344.109870][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.110267][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.110465][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.110498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.110583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.110614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.110645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.110668][ T32] r4:848b22c0 [ 1344.110692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.110751][ T32] INFO: task kworker/1:591:5596 blocked for more than 470 seconds. [ 1344.110868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.110898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.110988][ T32] task:kworker/1:591 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.111043][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.111121][ T32] Call trace: [ 1344.111158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.111209][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:856d6c00 [ 1344.111234][ T32] r4:856d6c00 [ 1344.111255][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.111299][ T32] r5:856d6c00 r4:8291a680 [ 1344.111320][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.111366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.111448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1344.111501][ T32] r4:00000000 [ 1344.111545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.111624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.111723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.111831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848443c0 [ 1344.111902][ T32] r4:00000000 [ 1344.111948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.112042][ T32] r9:83018205 r8:856d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1344.112383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.112464][ T32] r5:00001000 r4:eb783000 [ 1344.112492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.112534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.112613][ T32] r5:8571578c r4:85715400 [ 1344.112638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.112690][ T32] r7:ddde2d80 r6:83018200 r5:8571578c r4:84aadd00 [ 1344.112742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.112796][ T32] r10:61c88647 r9:856d6c00 r8:84aadd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.112955][ T32] r4:84aadd00 [ 1344.112979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.113067][ T32] r10:00000000 r9:84aadd00 r8:80287e08 r7:ebc25e60 r6:84aade80 r5:856d6c00 [ 1344.113346][ T32] r4:00000001 [ 1344.113381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.113494][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1344.113527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.113584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.113616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.113647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.113671][ T32] r4:84844200 [ 1344.114130][ T32] INFO: task kworker/1:591:5596 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.114264][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.114332][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.114381][ T32] Call trace: [ 1344.114525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.114657][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.114877][ T32] r4:00000000 [ 1344.114938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.115072][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.115120][ T32] dd20: ad682000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.115180][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.115211][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.115248][ T32] r5:800f0013 r4:80239bb0 [ 1344.115272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.115336][ T32] r4:82ac21e4 [ 1344.115362][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.115466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.115502][ T32] r4:dffaddc0 [ 1344.115532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.115579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.115675][ T32] r4:00000000 [ 1344.115703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.115877][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.115906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.116026][ T32] r5:00001000 r4:dfdc7000 [ 1344.116059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.116106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.116346][ T32] r5:848fc38c r4:848fc000 [ 1344.116677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.116736][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.116780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.117008][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.117036][ T32] r4:8484f680 [ 1344.117056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.117113][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.117141][ T32] r4:00000001 [ 1344.117162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.117235][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.117268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.117299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.117347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.117384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.117409][ T32] r4:848b22c0 [ 1344.117433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.117462][ T32] INFO: task kworker/1:592:5598 blocked for more than 470 seconds. [ 1344.117696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.117725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.117806][ T32] task:kworker/1:592 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.117978][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.151620][ T32] Call trace: [ 1344.151682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.151767][ T32] r10:8291a684 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:856d1800 [ 1344.151794][ T32] r4:856d1800 [ 1344.151845][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.151921][ T32] r5:856d1800 r4:8291a680 [ 1344.151944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.152019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.152085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1344.152147][ T32] r4:00000000 [ 1344.152172][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.152224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.152269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.152316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84844500 [ 1344.152340][ T32] r4:00000000 [ 1344.152362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.152412][ T32] r9:83018205 r8:856d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1344.152435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.152572][ T32] r5:00001000 r4:eb799000 [ 1344.152688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.152734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.152812][ T32] r5:85715b8c r4:85715800 [ 1344.152934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.152988][ T32] r7:ddde2d80 r6:83018200 r5:85715b8c r4:84aadd80 [ 1344.153011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.153172][ T32] r10:61c88647 r9:856d1800 r8:84aaddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.153202][ T32] r4:84aadd80 [ 1344.153262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.153315][ T32] r10:00000000 r9:84aadd80 r8:80287e08 r7:ebc99e60 r6:84aadf00 r5:856d1800 [ 1344.153368][ T32] r4:00000001 [ 1344.153394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.153454][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1344.153491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.153573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.153637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.153673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.153698][ T32] r4:84844380 [ 1344.154144][ T32] INFO: task kworker/1:592:5598 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.154185][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.154254][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.154431][ T32] Call trace: [ 1344.154503][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.154735][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.155011][ T32] r4:00000000 [ 1344.155048][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.155103][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.155237][ T32] dd20: ad9de000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.155344][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.155379][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.155458][ T32] r5:800f0013 r4:80239bb0 [ 1344.155485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.155530][ T32] r4:82ac21e4 [ 1344.155551][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.155607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.155632][ T32] r4:dffaddc0 [ 1344.155682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.155947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.156495][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1344.156858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.157369][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.157779][ T32] r5:856c6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.178874][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.179198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.179515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.179711][ T32] r5:85715f8c r4:85715c00 [ 1344.179738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.179790][ T32] r7:ddde2d80 r6:83018200 r5:85715f8c r4:84aadf80 [ 1344.179818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.179870][ T32] r10:61c88647 r9:856c6c00 r8:84aadfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.179917][ T32] r4:84aadf80 [ 1344.179977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.180030][ T32] r10:00000000 r9:84aadf80 r8:80287e08 r7:ebca1e60 r6:84aade00 r5:856c6c00 [ 1344.180056][ T32] r4:00000001 [ 1344.180135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.180188][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1344.180220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.180250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.180285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.180345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.180377][ T32] r4:84844440 [ 1344.180779][ T32] INFO: task kworker/1:593:5600 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.180818][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.180893][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.180976][ T32] Call trace: [ 1344.181009][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.181064][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.181094][ T32] r4:00000000 [ 1344.181116][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.181158][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.181188][ T32] dd20: adbf6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.181219][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.181248][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.181272][ T32] r5:800f0013 r4:80239bb0 [ 1344.181294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.181371][ T32] r4:82ac21e4 [ 1344.181396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.181442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.181500][ T32] r4:dffaddc0 [ 1344.181524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.181610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.181638][ T32] r4:00000000 [ 1344.181698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.181749][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.181775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.181821][ T32] r5:00001000 r4:dfdc7000 [ 1344.181842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.182016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.182091][ T32] r5:848fc38c r4:848fc000 [ 1344.182337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.182454][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.182510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.182632][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.182692][ T32] r4:8484f680 [ 1344.182738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.182842][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.182899][ T32] r4:00000001 [ 1344.182941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.183015][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1344.183114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.183641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.184037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.184379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.184527][ T32] r5:85716f8c r4:85716c00 [ 1344.184548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.184600][ T32] r7:ddde2d80 r6:83018200 r5:85716f8c r4:84a0c000 [ 1344.184623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.184671][ T32] r10:61c88647 r9:85748000 r8:84a0c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.184695][ T32] r4:84a0c000 [ 1344.184715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.184914][ T32] r10:00000000 r9:84a0c000 r8:80287e08 r7:ebc9de60 r6:84a0c080 r5:85748000 [ 1344.184949][ T32] r4:00000001 [ 1344.184971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.185009][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1344.185036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.185066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.185099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.185130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.185153][ T32] r4:84844740 [ 1344.185411][ T32] INFO: task kworker/1:594:5601 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.185446][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.185504][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.185571][ T32] Call trace: [ 1344.185642][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.185698][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.185733][ T32] r4:00000000 [ 1344.185754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.185822][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.185938][ T32] dd20: adbf6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.186026][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.186057][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.186089][ T32] r5:800f0013 r4:80239bb0 [ 1344.186157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.186211][ T32] r4:82ac21e4 [ 1344.186252][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.186331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.186391][ T32] r4:dffaddc0 [ 1344.186416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.186460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.186507][ T32] r4:00000000 [ 1344.186603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.186656][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.186679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.186723][ T32] r5:00001000 r4:dfdc7000 [ 1344.186771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.186816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.186865][ T32] r5:848fc38c r4:848fc000 [ 1344.186924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.187272][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.187296][ T32] r4:00000001 [ 1344.187350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.187390][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.187418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.187484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.187515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.187599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.187626][ T32] r4:848b22c0 [ 1344.187647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.187672][ T32] INFO: task kworker/1:595:5603 blocked for more than 470 seconds. [ 1344.187702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.187725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.187748][ T32] task:kworker/1:595 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.187798][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.187888][ T32] Call trace: [ 1344.218564][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.218673][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000013 r6:ebcadd8c r5:85749800 [ 1344.218702][ T32] r4:85749800 [ 1344.218725][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.218772][ T32] r5:85749800 r4:8291a680 [ 1344.218820][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.218872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.218936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1344.219017][ T32] r4:00000000 [ 1344.219040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.219082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.219139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.219189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae48c0 [ 1344.219301][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.219381][ T32] r9:83018205 r8:85749800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1344.219616][ T32] r5:8563f78c r4:8563f400 [ 1344.219673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.219929][ T32] r4:84a0c100 ** 6 printk messages dropped ** [ 1344.220299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.221124][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.221370][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.221448][ T32] r4:00000000 [ 1344.221578][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.221631][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.221662][ T32] dd20: adf72000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.221702][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.221732][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.221786][ T32] r5:800f0013 r4:80239bb0 [ 1344.221813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.221855][ T32] r4:82ac21e4 [ 1344.221875][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.221997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.222026][ T32] r4:dffaddc0 ** 1 printk messages dropped ** [ 1344.222099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 10 printk messages dropped ** [ 1344.222698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.223199][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.223630][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.224047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.224380][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.224875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.224956][ T32] r5:8571638c r4:85716000 ** 1 printk messages dropped ** [ 1344.225049][ T32] r7:ddde2d80 r6:83018200 r5:8571638c r4:84a0c200 ** 4 printk messages dropped ** [ 1344.225241][ T32] r10:00000000 r9:84a0c200 r8:80287e08 r7:ebca9e60 r6:851d1e00 r5:8574b000 ** 8 printk messages dropped ** [ 1344.225842][ T32] INFO: task kworker/1:596:5606 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 9 printk messages dropped ** [ 1344.227042][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 8 printk messages dropped ** [ 1344.251336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1344.251944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.252305][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.252338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.252442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.252474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.252507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.252531][ T32] r4:848b22c0 [ 1344.252554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.252586][ T32] INFO: task kworker/1:597:5608 blocked for more than 470 seconds. [ 1344.252624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.252684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.252712][ T32] task:kworker/1:597 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.252874][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.252947][ T32] Call trace: [ 1344.253029][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.253124][ T32] r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000113 r6:ebcb9d8c r5:84969800 [ 1344.253152][ T32] r4:84969800 [ 1344.253174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.253220][ T32] r5:84969800 r4:8291a680 [ 1344.253243][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.253284][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.253328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1344.253352][ T32] r4:00000000 [ 1344.253372][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.253408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.253484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.253532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84844b40 [ 1344.253555][ T32] r4:00000000 [ 1344.253576][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.253724][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1344.253785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.253832][ T32] r5:00001000 r4:eb8cd000 [ 1344.253853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.253894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.253936][ T32] r5:8571678c r4:85716400 [ 1344.253956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.254001][ T32] r7:ddde2d80 r6:83018200 r5:8571678c r4:84a0c380 [ 1344.254022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.254089][ T32] r10:61c88647 r9:84969800 r8:84a0c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.254139][ T32] r4:84a0c380 [ 1344.254333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.254409][ T32] r10:00000000 r9:84a0c380 r8:80287e08 r7:ebca9e60 r6:851d1f00 r5:84969800 [ 1344.254470][ T32] r4:00000001 [ 1344.254520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.254601][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1344.254661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.254809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.254889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.254956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.255005][ T32] r4:84844b00 [ 1344.255447][ T32] INFO: task kworker/1:597:5608 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.255510][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.255585][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.255635][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.255766][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 14 printk messages dropped ** [ 1344.256928][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.257514][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.275884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.277432][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.292611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.293045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.293405][ T32] r5:85716b8c r4:85716800 [ 1344.293455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.293546][ T32] r7:ddde2d80 r6:83018200 r5:85716b8c r4:84a0c300 [ 1344.293591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.293689][ T32] r10:61c88647 r9:8496b000 r8:84a0c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.293753][ T32] r4:84a0c300 [ 1344.293832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.293941][ T32] r10:00000000 r9:84a0c300 r8:80287e08 r7:ebca9e60 r6:851d1f80 r5:8496b000 [ 1344.293989][ T32] r4:00000001 [ 1344.294031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.294156][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1344.294330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.294425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.294504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.294568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.294621][ T32] r4:84844c00 [ 1344.295135][ T32] INFO: task kworker/1:598:5611 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.295195][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.295270][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.295362][ T32] Call trace: [ 1344.295453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.295544][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.295578][ T32] r4:00000000 [ 1344.295618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.295700][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.295769][ T32] dd20: ae596000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.295830][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.295860][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.295913][ T32] r5:800f0013 r4:80239bb0 [ 1344.295945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.296014][ T32] r4:82ac21e4 [ 1344.296044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.296096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.296122][ T32] r4:dffaddc0 [ 1344.296141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.296184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.296258][ T32] r4:00000000 [ 1344.296282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.296402][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.296430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.296475][ T32] r5:00001000 r4:dfdc7000 [ 1344.296498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.296563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.296611][ T32] r5:848fc38c r4:848fc000 [ 1344.296644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.296696][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.296751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.296831][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.296876][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1344.297017][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 4 printk messages dropped ** [ 1344.297258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.315417][ T32] r10:8291a684 r9:ebcc9d84 r8:00000002 r7:60000113 r6:ebcc9d8c r5:8496e000 ** 2 printk messages dropped ** [ 1344.315564][ T32] r5:8496e000 r4:8291a680 [ 1344.315625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.315697][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.315747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1344.315774][ T32] r4:00000000 [ 1344.315873][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.315915][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.315957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.316002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cf580 [ 1344.316025][ T32] r4:00000000 [ 1344.316048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.316103][ T32] r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1344.316127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.316200][ T32] r5:00001000 r4:eadb3000 [ 1344.316332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.316379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.316428][ T32] r5:8571878c r4:85718400 [ 1344.316450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.316499][ T32] r7:ddde2d80 r6:83018200 r5:8571878c r4:84a0c480 [ 1344.316522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.316572][ T32] r10:61c88647 r9:8496e000 r8:84a0c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.316596][ T32] r4:84a0c480 [ 1344.316643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.316781][ T32] r10:00000000 r9:84a0c480 r8:80287e08 r7:ebca9e60 r6:84ab1f00 r5:8496e000 [ 1344.316993][ T32] r4:00000001 [ 1344.317028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.317085][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1344.317230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.317288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.317408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.317483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.317592][ T32] r4:84844cc0 [ 1344.331450][ T32] INFO: task kworker/1:599:5612 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.331646][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.331955][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.332025][ T32] Call trace: [ 1344.332085][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.332150][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.332176][ T32] r4:00000000 [ 1344.332254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.332302][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.332333][ T32] dd20: ae8bc000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.332399][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.332429][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.332456][ T32] r5:800f0013 r4:80239bb0 [ 1344.332515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.332565][ T32] r4:82ac21e4 [ 1344.332585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.332630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.332654][ T32] r4:dffaddc0 [ 1344.332674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.332753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.332781][ T32] r4:00000000 [ 1344.332801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.332884][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.333010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.333092][ T32] r5:00001000 r4:dfdc7000 [ 1344.333119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.333163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.333226][ T32] r5:848fc38c r4:848fc000 [ 1344.333251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.333300][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.333352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.333433][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.333468][ T32] r4:8484f680 [ 1344.333515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.333650][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.333717][ T32] r4:00000001 [ 1344.333748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.333787][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.333841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.333877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.333915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.333966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.334198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.334493][ T32] r10:8291a684 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:8496c800 [ 1344.334544][ T32] r4:8496c800 [ 1344.334571][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.334617][ T32] r5:8496c800 r4:8291a680 [ 1344.334638][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.334680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.334863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1344.334952][ T32] r4:00000000 [ 1344.334975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.335012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.335047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.335097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84844f00 [ 1344.335121][ T32] r4:00000000 [ 1344.335154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.335206][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1344.335229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.335272][ T32] r5:00001000 r4:eb97b000 [ 1344.335320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.335375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.335446][ T32] r5:8571738c r4:85717000 [ 1344.335475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.335540][ T32] r7:ddde2d80 r6:83018200 r5:8571738c r4:84a0c400 [ 1344.335574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.335684][ T32] r10:61c88647 r9:8496c800 r8:84a0c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.335715][ T32] r4:84a0c400 [ 1344.335736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.335784][ T32] r10:00000000 r9:84a0c400 r8:80287e08 r7:ebcc9e60 r6:84ab1f80 r5:8496c800 [ 1344.335808][ T32] r4:00000001 [ 1344.335833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.335894][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1344.335949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.336017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.336075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.336118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.336141][ T32] r4:84844cc0 [ 1344.336536][ T32] INFO: task kworker/1:600:5613 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.336620][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.336822][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.337148][ T32] Call trace: [ 1344.337285][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.337348][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.337374][ T32] r4:00000000 [ 1344.337395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.337435][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.337466][ T32] dd20: ae8bc000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.337565][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.337667][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.337697][ T32] r5:800f0013 r4:80239bb0 [ 1344.337752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.337879][ T32] r4:82ac21e4 [ 1344.338087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.358982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.359085][ T32] r4:dffaddc0 [ 1344.359178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.359307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.359367][ T32] r4:00000000 [ 1344.359416][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.359515][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.359731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.359830][ T32] r5:00001000 r4:dfdc7000 [ 1344.359946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.360037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.360133][ T32] r5:848fc38c r4:848fc000 [ 1344.360182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.360326][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.360379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.360474][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.360527][ T32] r4:8484f680 [ 1344.360572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.360671][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.360729][ T32] r4:00000001 [ 1344.360772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.360848][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.360911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.361012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.361089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.361153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.361200][ T32] r4:848b22c0 [ 1344.361250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.361349][ T32] INFO: task kworker/1:601:5615 blocked for more than 470 seconds. [ 1344.361433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.361494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.361545][ T32] task:kworker/1:601 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.361697][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.361783][ T32] Call trace: [ 1344.361916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.362029][ T32] r10:8291a684 r9:ebcd5d84 r8:00000002 r7:60000113 r6:ebcd5d8c r5:8496bc00 [ 1344.362092][ T32] r4:8496bc00 [ 1344.362200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.362448][ T32] r5:8496bc00 r4:8291a680 [ 1344.362528][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.362718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.362811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1344.362861][ T32] r4:00000000 [ 1344.362976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.363056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.363141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.363229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cf040 [ 1344.363280][ T32] r4:00000000 [ 1344.363337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.363434][ T32] r9:83018205 r8:8496bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1344.363519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.363609][ T32] r5:00001000 r4:eb985000 [ 1344.363653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.363764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.363856][ T32] r5:8571778c r4:85717400 [ 1344.363906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.363996][ T32] r7:ddde2d80 r6:83018200 r5:8571778c r4:84a0c280 [ 1344.364040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.364329][ T32] r10:61c88647 r9:8496bc00 r8:84a0c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.364394][ T32] r4:84a0c280 [ 1344.364440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.364561][ T32] r10:00000000 r9:84a0c280 r8:80287e08 r7:ebcc9e60 r6:84800000 r5:8496bc00 ** 1 printk messages dropped ** [ 1344.364656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.365039][ T32] r4:84844cc0 ** 3 printk messages dropped ** [ 1344.366022][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.366438][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1344.367229][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1344.399840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.399893][ T32] r5:848fc38c r4:848fc000 [ 1344.399916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.399966][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.399989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.400083][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.400232][ T32] r4:8484f680 [ 1344.400258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.400309][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.400333][ T32] r4:00000001 [ 1344.400354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.400394][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.400425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.400455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.400530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.400576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.400600][ T32] r4:848b22c0 [ 1344.400625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.400662][ T32] INFO: task kworker/1:602:5617 blocked for more than 470 seconds. [ 1344.400711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.400738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.400763][ T32] task:kworker/1:602 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.400840][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.400899][ T32] Call trace: [ 1344.400933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.401015][ T32] r10:8291a684 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:849e8c00 [ 1344.401098][ T32] r4:849e8c00 [ 1344.401152][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.401223][ T32] r5:849e8c00 r4:8291a680 [ 1344.401249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.401292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.401336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1344.401359][ T32] r4:00000000 [ 1344.401379][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.401414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.401465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.401620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cf1c0 [ 1344.401655][ T32] r4:00000000 [ 1344.401677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.401742][ T32] r9:83018205 r8:849e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1344.401766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.401811][ T32] r5:00001000 r4:dfa6f000 [ 1344.401832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.401872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.401917][ T32] r5:85717b8c r4:85717800 [ 1344.401939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.401986][ T32] r7:ddde2d80 r6:83018200 r5:85717b8c r4:84a0c600 [ 1344.402008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.402055][ T32] r10:61c88647 r9:849e8c00 r8:84a0c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.402132][ T32] r4:84a0c600 [ 1344.402159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.402210][ T32] r10:00000000 r9:84a0c600 r8:80287e08 r7:ebcc9e60 r6:84800080 r5:849e8c00 [ 1344.402237][ T32] r4:00000001 [ 1344.402310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.402458][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1344.402523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.402557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.402588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.403261][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.403534][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 3 printk messages dropped ** [ 1344.403745][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1344.403877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1344.404242][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1344.404604][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1344.405025][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1344.405386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.405767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1344.405977][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.406576][ T32] r5:85748c00 r4:8291a680 ** 2 printk messages dropped ** [ 1344.406713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 ** 3 printk messages dropped ** [ 1344.406887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.407098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.407359][ T32] r5:85717f8c r4:85717c00 ** 1 printk messages dropped ** [ 1344.407534][ T32] r7:ddde2d80 r6:83018200 r5:85717f8c r4:84a0c680 ** 4 printk messages dropped ** [ 1344.407760][ T32] r10:00000000 r9:84a0c680 r8:80287e08 r7:ebcc9e60 r6:84a0c700 r5:85748c00 ** 5 printk messages dropped ** [ 1344.408139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.433714][ T32] Call trace: [ 1344.433957][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.434018][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.434043][ T32] r4:00000000 [ 1344.434065][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.434142][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.434176][ T32] dd20: af197000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.434209][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.434270][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.434299][ T32] r5:800f0013 r4:80239bb0 [ 1344.434323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.434388][ T32] r4:82ac21e4 [ 1344.434460][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.434552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.434638][ T32] r4:dffaddc0 [ 1344.434694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.434799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.434869][ T32] r4:00000000 [ 1344.434920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.435019][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.435060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.435113][ T32] r5:00001000 r4:dfdc7000 [ 1344.435136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.435196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.435269][ T32] r5:848fc38c r4:848fc000 [ 1344.435379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.435434][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.435459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.435592][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.435629][ T32] r4:8484f680 [ 1344.435799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.435917][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.436016][ T32] r4:00000001 [ 1344.436150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.436193][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.436223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.436271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.436474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.436697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.436730][ T32] r4:848b22c0 [ 1344.436797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.436915][ T32] INFO: task kworker/1:604:5622 blocked for more than 470 seconds. [ 1344.436995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.437056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.437117][ T32] task:kworker/1:604 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.437214][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.437309][ T32] Call trace: [ 1344.437379][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.437481][ T32] r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:8574bc00 [ 1344.437535][ T32] r4:8574bc00 [ 1344.437610][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.437688][ T32] r5:8574bc00 r4:8291a680 [ 1344.437710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.437756][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.437801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1344.437898][ T32] r4:00000000 [ 1344.449513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.449604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.449650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.449726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cf380 [ 1344.449760][ T32] r4:00000000 [ 1344.449783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.449836][ T32] r9:83018205 r8:8574bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.449861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.449939][ T32] r5:00001000 r4:eac29000 [ 1344.449966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.450034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.450088][ T32] r5:8571838c r4:85718000 [ 1344.450152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.450212][ T32] r7:ddde2d80 r6:83018200 r5:8571838c r4:84a0c500 [ 1344.450237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.450287][ T32] r10:61c88647 r9:8574bc00 r8:84a0c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.450313][ T32] r4:84a0c500 [ 1344.450364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.450426][ T32] r10:00000000 r9:84a0c500 r8:80287e08 r7:ebcc9e60 r6:84a0c780 r5:8574bc00 [ 1344.450450][ T32] r4:00000001 [ 1344.450501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.450553][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1344.450586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.450645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.450677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.450736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.450770][ T32] r4:849cf3c0 [ 1344.451176][ T32] INFO: task kworker/1:604:5622 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.451216][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.451366][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.451417][ T32] Call trace: [ 1344.451531][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.451596][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.451628][ T32] r4:00000000 [ 1344.451652][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.451694][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.451725][ T32] dd20: af197000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.451792][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.451824][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.451849][ T32] r5:800f0013 r4:80239bb0 [ 1344.451870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.451933][ T32] r4:82ac21e4 [ 1344.451955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.452001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.452044][ T32] r4:dffaddc0 [ 1344.452069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.452121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.452144][ T32] r4:00000000 [ 1344.452280][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.452428][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1344.452679][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1344.453264][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1344.453620][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.453991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.454305][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000013 r6:ebce5d8c r5:8574c800 ** 8 printk messages dropped ** [ 1344.454689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.455225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.455367][ T32] r5:85718b8c r4:85718800 ** 2 printk messages dropped ** [ 1344.455468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.455753][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.456398][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.456628][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1344.456718][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.456745][ T32] r5:800f0013 r4:80239bb0 [ 1344.456768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.456810][ T32] r4:82ac21e4 [ 1344.456830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.456909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.456937][ T32] r4:dffaddc0 [ 1344.456990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.457068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.457134][ T32] r4:00000000 [ 1344.457158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.457270][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.457298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.457343][ T32] r5:00001000 r4:dfdc7000 [ 1344.457398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.457470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.457552][ T32] r5:848fc38c r4:848fc000 [ 1344.457577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.457646][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.457683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.457764][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.457825][ T32] r4:8484f680 [ 1344.457870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.488656][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.488860][ T32] r4:00000001 [ 1344.488912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.489024][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.489094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.489173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.489231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.489290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.489337][ T32] r4:848b22c0 [ 1344.489383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.489463][ T32] INFO: task kworker/1:606:5625 blocked for more than 470 seconds. [ 1344.489533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.489581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.489627][ T32] task:kworker/1:606 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.489760][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.489854][ T32] Call trace: [ 1344.489938][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.490037][ T32] r10:8291a684 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:8574d400 [ 1344.490089][ T32] r4:8574d400 [ 1344.490157][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.490240][ T32] r5:8574d400 r4:8291a680 [ 1344.490279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.490352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.490434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1344.490482][ T32] r4:00000000 [ 1344.490521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.490589][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.490678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.490764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cf8c0 [ 1344.490812][ T32] r4:00000000 [ 1344.490853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.490940][ T32] r9:83018205 r8:8574d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.490984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.491086][ T32] r5:00001000 r4:eb139000 [ 1344.491134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.491213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.491313][ T32] r5:85718f8c r4:85718c00 [ 1344.491360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.491492][ T32] r7:ddde2d80 r6:83018200 r5:85718f8c r4:84a0c580 [ 1344.491545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.491637][ T32] r10:61c88647 r9:8574d400 r8:84a0c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.491687][ T32] r4:84a0c580 [ 1344.491730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.491825][ T32] r10:00000000 r9:84a0c580 r8:80287e08 r7:ebce5e60 r6:84a0ca00 r5:8574d400 [ 1344.491874][ T32] r4:00000001 [ 1344.491936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.492012][ T32] Exception stack(0xebcb5fb0 to 0xebcb5ff8) [ 1344.492067][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.492140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.492196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.492281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.492350][ T32] r4:849cf540 [ 1344.493072][ T32] INFO: task kworker/1:606:5625 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.493175][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.493297][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.493469][ T32] Call trace: [ 1344.493546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.493651][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.493698][ T32] r4:00000000 [ 1344.493739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.493814][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 3 printk messages dropped ** [ 1344.494024][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.494433][ T32] r4:dffaddc0 ** 2 printk messages dropped ** [ 1344.494614][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.494933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.495455][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1344.495918][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1344.496315][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.497153][ T32] task:kworker/1:607 state:D stack:0 pid:5628 tgid:5628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.497322][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.497454][ T32] Call trace: [ 1344.497529][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.497635][ T32] r10:8291a684 r9:ebcedd84 r8:00000002 r7:60000113 r6:ebcedd8c r5:8574e000 [ 1344.497708][ T32] r4:8574e000 [ 1344.497759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.497858][ T32] r5:8574e000 r4:8291a680 [ 1344.497904][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.524267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.524511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1344.524584][ T32] r4:00000000 [ 1344.524628][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.524700][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.524781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.524876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cfa00 [ 1344.524946][ T32] r4:00000000 [ 1344.525012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.525123][ T32] r9:83018205 r8:8574e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.525172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.525262][ T32] r5:00001000 r4:eb181000 [ 1344.525309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.525421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.525523][ T32] r5:8571938c r4:85719000 [ 1344.525574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.525674][ T32] r7:ddde2d80 r6:83018200 r5:8571938c r4:84a0c880 [ 1344.525729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.525825][ T32] r10:61c88647 r9:8574e000 r8:84a0c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.525882][ T32] r4:84a0c880 [ 1344.525927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.526051][ T32] r10:00000000 r9:84a0c880 r8:80287e08 r7:ebcb5e60 r6:84a0cb00 r5:8574e000 [ 1344.526146][ T32] r4:00000001 [ 1344.526246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.526336][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1344.526400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.526464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.526523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.526588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.526642][ T32] r4:849cf880 [ 1344.527520][ T32] INFO: task kworker/1:607:5628 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.527573][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.527651][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.527703][ T32] Call trace: [ 1344.527736][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.527792][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.527816][ T32] r4:00000000 [ 1344.527981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.549130][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.549329][ T32] dd20: af9e5000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.549407][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.549527][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.549602][ T32] r5:800f0013 r4:80239bb0 [ 1344.549653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.549790][ T32] r4:82ac21e4 [ 1344.549816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.549863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.549912][ T32] r4:dffaddc0 [ 1344.549971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.550239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.550274][ T32] r4:00000000 [ 1344.550417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.550475][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.550600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.550695][ T32] r5:00001000 r4:dfdc7000 [ 1344.550721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.550869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.550975][ T32] r5:848fc38c r4:848fc000 [ 1344.551001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.551053][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.551102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.551155][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.551375][ T32] r4:8484f680 [ 1344.551402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.551453][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.551510][ T32] r4:00000001 [ 1344.551545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.551586][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.551615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.551645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.551674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.551705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.551728][ T32] r4:848b22c0 [ 1344.551754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.551800][ T32] INFO: task kworker/1:608:5631 blocked for more than 471 seconds. [ 1344.551836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1344.552061][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.552632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.553176][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.553398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.553509][ T32] r7:ddde2d80 r6:83018200 r5:8571978c r4:84a0c980 ** 1 printk messages dropped ** [ 1344.553579][ T32] r10:61c88647 r9:8574ec00 r8:84a0c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.554097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.555109][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1344.555304][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1344.555436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1344.555574][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.555755][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.555865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.555915][ T32] r5:00001000 r4:dfdc7000 [ 1344.555938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.555981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.556026][ T32] r5:848fc38c r4:848fc000 [ 1344.556259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.556312][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.556336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.556482][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.556509][ T32] r4:8484f680 [ 1344.556580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.556685][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.556714][ T32] r4:00000001 [ 1344.556736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.556811][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.556841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.556924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.556963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.557016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.557043][ T32] r4:848b22c0 [ 1344.557099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.557161][ T32] INFO: task kworker/1:609:5632 blocked for more than 471 seconds. [ 1344.557195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.557219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.557242][ T32] task:kworker/1:609 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.557289][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.557331][ T32] Call trace: [ 1344.557381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.557431][ T32] r10:8291a684 r9:ebcf1d84 r8:00000002 r7:60000113 r6:ebcf1d8c r5:8574a400 [ 1344.557454][ T32] r4:8574a400 [ 1344.557476][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.557558][ T32] r5:8574a400 r4:8291a680 [ 1344.557584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.557659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.557722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 [ 1344.557748][ T32] r4:00000000 [ 1344.557769][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.557981][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.581866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.581994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cfd00 [ 1344.582026][ T32] r4:00000000 [ 1344.582047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.582146][ T32] r9:83018205 r8:8574a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1344.582343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.582432][ T32] r5:00001000 r4:eb22d000 [ 1344.582459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.582527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.582576][ T32] r5:85719b8c r4:85719800 [ 1344.582599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.582803][ T32] r7:ddde2d80 r6:83018200 r5:85719b8c r4:84a0cc00 [ 1344.582973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.583030][ T32] r10:61c88647 r9:8574a400 r8:84a0cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.583055][ T32] r4:84a0cc00 [ 1344.583164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.583219][ T32] r10:00000000 r9:84a0cc00 r8:80287e08 r7:ebcf5e60 r6:84a0ca80 r5:8574a400 [ 1344.583246][ T32] r4:00000001 [ 1344.583301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.583385][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1344.583423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.583478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.583555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.583624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.583651][ T32] r4:849cfa80 [ 1344.584097][ T32] INFO: task kworker/1:609:5632 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.584220][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.584580][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.584702][ T32] Call trace: [ 1344.584758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.584833][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1344.584933][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1344.585209][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.585629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1344.586043][ T32] r5:848fc38c r4:848fc000 ** 3 printk messages dropped ** [ 1344.586384][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.586702][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.586814][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 2 printk messages dropped ** [ 1344.586986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.587253][ T32] INFO: task kworker/1:610:5634 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1344.587615][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.609147][ T32] r4:856c2400 ** 3 printk messages dropped ** [ 1344.609898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.611524][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.613138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.613844][ T32] r7:ddde2d80 r6:83018200 r5:8571a38c r4:84a0cc80 ** 1 printk messages dropped ** [ 1344.614018][ T32] r10:61c88647 r9:856c2400 r8:84a0ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.614136][ T32] r4:84a0cc80 [ 1344.614182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.614359][ T32] r10:00000000 r9:84a0cc80 r8:80287e08 r7:ebcf1e60 r6:84a0ce00 r5:856c2400 [ 1344.614424][ T32] r4:00000001 [ 1344.614501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.614644][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1344.614685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.614738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.614797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.614939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.615060][ T32] r4:849cfcc0 [ 1344.615502][ T32] INFO: task kworker/1:610:5634 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.615545][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.615667][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.615723][ T32] Call trace: [ 1344.615827][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.615923][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.616040][ T32] r4:00000000 [ 1344.616100][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.616148][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.616181][ T32] dd20: affd4000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.616215][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.616244][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.616272][ T32] r5:800f0013 r4:80239bb0 [ 1344.616295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.616341][ T32] r4:82ac21e4 [ 1344.616364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.616489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.616609][ T32] r4:dffaddc0 [ 1344.616720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.617146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.618007][ T32] r4:00000000 [ 1344.649241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.649358][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.649389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.649443][ T32] r5:00001000 r4:dfdc7000 [ 1344.649509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.649562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.649610][ T32] r5:848fc38c r4:848fc000 [ 1344.649632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.649695][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.649780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.649928][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.650000][ T32] r4:8484f680 [ 1344.650083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.650182][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.650210][ T32] r4:00000001 [ 1344.650234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.650278][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.650341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.650381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.650411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.650468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.650498][ T32] r4:848b22c0 [ 1344.650540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.650576][ T32] INFO: task kworker/1:611:5636 blocked for more than 471 seconds. [ 1344.650640][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.650724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.650753][ T32] task:kworker/1:611 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.650942][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.651075][ T32] Call trace: [ 1344.651156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.651217][ T32] r10:8291a684 r9:ebd01d84 r8:00000002 r7:60000013 r6:ebd01d8c r5:85750000 [ 1344.651244][ T32] r4:85750000 [ 1344.651266][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.651316][ T32] r5:85750000 r4:8291a680 [ 1344.651437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.651749][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.651801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 [ 1344.651827][ T32] r4:00000000 [ 1344.651899][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.651944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.651983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.652072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cfe80 [ 1344.652123][ T32] r4:00000000 [ 1344.652145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.652195][ T32] r9:83018205 r8:85750000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1344.652221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.652268][ T32] r5:00001000 r4:eb327000 [ 1344.652318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.652370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.652418][ T32] r5:85719f8c r4:85719c00 [ 1344.652441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.652489][ T32] r7:ddde2d80 r6:83018200 r5:85719f8c r4:84a0cd00 [ 1344.652529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.652692][ T32] r10:61c88647 r9:85750000 r8:84a0cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.652845][ T32] r4:84a0cd00 [ 1344.652950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.653006][ T32] r10:00000000 r9:84a0cd00 r8:80287e08 r7:ebcf9e60 r6:84a0cf00 r5:85750000 ** 6 printk messages dropped ** [ 1344.654197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.655886][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1344.655998][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.656295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1344.656523][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.656765][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1344.657013][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 2 printk messages dropped ** [ 1344.657130][ T32] r4:8484f680 [ 1344.657218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.657441][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.657526][ T32] r4:00000001 [ 1344.657692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.657735][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.657765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.657799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.657857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.657912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.681563][ T32] r4:848b22c0 [ 1344.681815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.681993][ T32] INFO: task kworker/1:612:5639 blocked for more than 471 seconds. [ 1344.682047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.682128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.682209][ T32] task:kworker/1:612 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.682340][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.682420][ T32] Call trace: [ 1344.682459][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.682751][ T32] r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000113 r6:ebd05d8c r5:85750c00 [ 1344.682783][ T32] r4:85750c00 [ 1344.682876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.682930][ T32] r5:85750c00 r4:8291a680 [ 1344.683313][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.683404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.683543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 [ 1344.683582][ T32] r4:00000000 [ 1344.683605][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.683645][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.683687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.683735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84813100 [ 1344.683761][ T32] r4:00000000 [ 1344.683853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.684003][ T32] r9:83018205 r8:85750c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.684061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.684120][ T32] r5:00001000 r4:eb435000 [ 1344.684152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.684198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.684244][ T32] r5:8571a78c r4:8571a400 [ 1344.684267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.684318][ T32] r7:ddde2d80 r6:83018200 r5:8571a78c r4:84a0cd80 [ 1344.684347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.684399][ T32] r10:61c88647 r9:85750c00 r8:84a0cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.684426][ T32] r4:84a0cd80 [ 1344.684449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.684569][ T32] r10:00000000 r9:84a0cd80 r8:80287e08 r7:ebcf9e60 r6:84a0ce80 r5:85750c00 [ 1344.684599][ T32] r4:00000001 [ 1344.684648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.684700][ T32] Exception stack(0xebd05fb0 to 0xebd05ff8) [ 1344.684740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.684779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.684807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.684952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.684980][ T32] r4:84813480 [ 1344.685418][ T32] INFO: task kworker/1:612:5639 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.685555][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.685659][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.685712][ T32] Call trace: [ 1344.685743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.685798][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.685822][ T32] r4:00000000 [ 1344.685843][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.685883][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.685912][ T32] dd20: b05d9000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.685943][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.686071][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.686178][ T32] r5:800f0013 r4:80239bb0 [ 1344.686210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.686255][ T32] r4:82ac21e4 [ 1344.686279][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.686354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.686558][ T32] r4:dffaddc0 [ 1344.686589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.686642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.686867][ T32] r4:00000000 [ 1344.686900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.686989][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.687100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.687149][ T32] r5:00001000 r4:dfdc7000 [ 1344.687171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.687214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.687288][ T32] r5:848fc38c r4:848fc000 [ 1344.687315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.687397][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.687459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.687521][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.687552][ T32] r4:8484f680 [ 1344.687574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.687649][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.687685][ T32] r4:00000001 [ 1344.687708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.687746][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.687890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.710696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.710758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.710796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.710822][ T32] r4:848b22c0 [ 1344.710850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.710909][ T32] INFO: task kworker/1:613:5640 blocked for more than 471 seconds. [ 1344.710959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.711015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.711148][ T32] task:kworker/1:613 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.711226][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.711355][ T32] Call trace: [ 1344.711436][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.711549][ T32] r10:8291a684 r9:ebcfdd84 r8:00000002 r7:60000113 r6:ebcfdd8c r5:85751800 [ 1344.711586][ T32] r4:85751800 [ 1344.711609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.711657][ T32] r5:85751800 r4:8291a680 [ 1344.711679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.711755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.711843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 [ 1344.711973][ T32] r4:00000000 [ 1344.712083][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.712127][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.712169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.712214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f000 [ 1344.712259][ T32] r4:00000000 [ 1344.712317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.712383][ T32] r9:83018205 r8:85751800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.712464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.712547][ T32] r5:00001000 r4:eb62d000 [ 1344.712587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.712663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.712740][ T32] r5:8571ab8c r4:8571a800 [ 1344.712789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.712853][ T32] r7:ddde2d80 r6:83018200 r5:8571ab8c r4:84a0cf80 [ 1344.712879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.712931][ T32] r10:61c88647 r9:85751800 r8:84a0cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.712967][ T32] r4:84a0cf80 [ 1344.712990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.713056][ T32] r10:00000000 r9:84a0cf80 r8:80287e08 r7:ebd05e60 r6:8507de00 r5:85751800 [ 1344.713095][ T32] r4:00000001 [ 1344.713117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.713197][ T32] Exception stack(0xebcfdfb0 to 0xebcfdff8) [ 1344.713233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.713264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.713307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.713346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.713373][ T32] r4:84813480 [ 1344.713780][ T32] INFO: task kworker/1:613:5640 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.713849][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.713916][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.714039][ T32] Call trace: [ 1344.714073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.714235][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.714267][ T32] r4:00000000 [ 1344.714289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.714353][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.714438][ T32] dd20: b080a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.714485][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.714582][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.714685][ T32] r5:800f0013 r4:80239bb0 [ 1344.714733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.714803][ T32] r4:82ac21e4 [ 1344.714830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.714877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.714901][ T32] r4:dffaddc0 [ 1344.714921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.714968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.715010][ T32] r4:00000000 [ 1344.715051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.715112][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.715138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.715222][ T32] r5:00001000 r4:dfdc7000 [ 1344.715249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.715295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.715380][ T32] r5:848fc38c r4:848fc000 [ 1344.715409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.715463][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.715486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.715562][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.715779][ T32] r4:8484f680 [ 1344.715815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.715913][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.715974][ T32] r4:00000001 [ 1344.716007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.716056][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.716097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.716171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.716208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.716270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.716301][ T32] r4:848b22c0 [ 1344.716339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.716372][ T32] INFO: task kworker/1:614:5642 blocked for more than 471 seconds. [ 1344.716431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.716465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.716494][ T32] task:kworker/1:614 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.716544][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.716590][ T32] Call trace: [ 1344.716645][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.716834][ T32] r10:8291a684 r9:ebd09d84 r8:00000002 r7:60000113 r6:ebd09d8c r5:85752400 [ 1344.716896][ T32] r4:85752400 [ 1344.716924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.716974][ T32] r5:85752400 r4:8291a680 [ 1344.717051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.717127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.717181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd09e08 [ 1344.717217][ T32] r4:00000000 [ 1344.717238][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.717275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.717311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.717357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f1c0 [ 1344.717481][ T32] r4:00000000 [ 1344.717508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.717559][ T32] r9:83018205 r8:85752400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.717766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.717817][ T32] r5:00001000 r4:eb64d000 [ 1344.717839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.717899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.718045][ T32] r5:8571af8c r4:8571ac00 [ 1344.749230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.749369][ T32] r7:ddde2d80 r6:83018200 r5:8571af8c r4:84a5f080 [ 1344.749434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.749494][ T32] r10:61c88647 r9:85752400 r8:84a5f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.749520][ T32] r4:84a5f080 [ 1344.749541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.750013][ T32] r10:00000000 r9:84a5f080 r8:80287e08 r7:ebcfde60 r6:84a5f000 r5:85752400 [ 1344.750042][ T32] r4:00000001 [ 1344.750064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.750159][ T32] Exception stack(0xebd09fb0 to 0xebd09ff8) [ 1344.750195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.750225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.750268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.751553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.751583][ T32] r4:84a4f0c0 [ 1344.752006][ T32] INFO: task kworker/1:614:5642 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.752292][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.752592][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.753358][ T32] Call trace: [ 1344.754480][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.754554][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.754603][ T32] r4:00000000 [ 1344.754656][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.754799][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.754834][ T32] dd20: b0f9d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.754907][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.755138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.755168][ T32] r5:800f0013 r4:80239bb0 [ 1344.755190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.755234][ T32] r4:82ac21e4 [ 1344.755256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.755299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.755324][ T32] r4:dffaddc0 [ 1344.755349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.755563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.755649][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.755840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.757151][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1344.789640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1344.789915][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.790029][ T32] Call trace: [ 1344.790156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.790247][ T32] r10:8291a684 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:85753000 [ 1344.790277][ T32] r4:85753000 [ 1344.790299][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.790367][ T32] r5:85753000 r4:8291a680 [ 1344.790418][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.790468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.790515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1344.790539][ T32] r4:00000000 [ 1344.790558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.790594][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.790659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.790708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f380 [ 1344.790737][ T32] r4:00000000 [ 1344.790785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.790862][ T32] r9:83018205 r8:85753000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1344.790889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.790940][ T32] r5:00001000 r4:eb66b000 [ 1344.790988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.791034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.791096][ T32] r5:8571b38c r4:8571b000 [ 1344.791123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.791198][ T32] r7:ddde2d80 r6:83018200 r5:8571b38c r4:84a5f300 [ 1344.791224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.791276][ T32] r10:61c88647 r9:85753000 r8:84a5f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.791302][ T32] r4:84a5f300 [ 1344.791372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.791472][ T32] r10:00000000 r9:84a5f300 r8:80287e08 r7:ebd09e60 r6:84a5f380 r5:85753000 [ 1344.791525][ T32] r4:00000001 [ 1344.791574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.791620][ T32] Exception stack(0xebd11fb0 to 0xebd11ff8) [ 1344.791649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.791680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.791732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.791767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.791791][ T32] r4:84a4f380 [ 1344.792294][ T32] INFO: task kworker/1:615:5644 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.792361][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.792521][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.792603][ T32] Call trace: [ 1344.792649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.792707][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.792731][ T32] r4:00000000 [ 1344.792752][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.792800][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.792880][ T32] dd20: b145f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.792953][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.793013][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.793067][ T32] r5:800f0013 r4:80239bb0 [ 1344.793124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.793224][ T32] r4:82ac21e4 [ 1344.793272][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.793886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.793963][ T32] r4:dffaddc0 [ 1344.793988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.794036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.794063][ T32] r4:00000000 [ 1344.794175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.794257][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.794292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.794338][ T32] r5:00001000 r4:dfdc7000 [ 1344.794361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.794402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.794446][ T32] r5:848fc38c r4:848fc000 [ 1344.794492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.794544][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.794569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.794619][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.794647][ T32] r4:8484f680 [ 1344.794669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.794743][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.794773][ T32] r4:00000001 [ 1344.794818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.794884][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.794915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.794946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.794973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.795164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1344.795617][ T32] r4:85753c00 ** 4 printk messages dropped ** [ 1344.796208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 ** 4 printk messages dropped ** [ 1344.796464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f480 ** 7 printk messages dropped ** [ 1344.796811][ T32] r5:8571b78c r4:8571b400 [ 1344.796833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.796950][ T32] r10:61c88647 r9:85753c00 r8:84a5f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.797790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.824030][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.824298][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1344.824576][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.824837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1344.825237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.825470][ T32] r4:8484f680 [ 1344.825504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.825564][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.825591][ T32] r4:00000001 [ 1344.825613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.825700][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.825740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.825770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.825798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.825831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.825854][ T32] r4:848b22c0 [ 1344.825878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.825907][ T32] INFO: task kworker/1:617:5648 blocked for more than 471 seconds. [ 1344.825943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.825969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.825990][ T32] task:kworker/1:617 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.826194][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.826252][ T32] Call trace: [ 1344.826311][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.826418][ T32] r10:8291a684 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:85754800 [ 1344.826446][ T32] r4:85754800 [ 1344.826484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.826532][ T32] r5:85754800 r4:8291a680 [ 1344.826554][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.826667][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.826747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1344.826788][ T32] r4:00000000 [ 1344.826835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.826876][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.826989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.827072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f600 [ 1344.827110][ T32] r4:00000000 [ 1344.827137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.827200][ T32] r9:83018205 r8:85754800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1344.827228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.827276][ T32] r5:00001000 r4:eb6b9000 [ 1344.827354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.827399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.827445][ T32] r5:8571bb8c r4:8571b800 [ 1344.827486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.827572][ T32] r7:ddde2d80 r6:83018200 r5:8571bb8c r4:84a5f200 [ 1344.827624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.827682][ T32] r10:61c88647 r9:85754800 r8:84a5f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.827708][ T32] r4:84a5f200 [ 1344.827727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.827774][ T32] r10:00000000 r9:84a5f200 r8:80287e08 r7:ebd15e60 r6:84a5f480 r5:85754800 [ 1344.827881][ T32] r4:00000001 [ 1344.827937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.835200][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1344.835262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.835295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.835339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.835396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.835456][ T32] r4:84a4f440 [ 1344.835868][ T32] INFO: task kworker/1:617:5648 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.835937][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.836015][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.836085][ T32] Call trace: [ 1344.836208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1344.836307][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.836642][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.836804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1344.837393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.837766][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 4 printk messages dropped ** [ 1344.851687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.852187][ T32] task:kworker/1:618 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.853014][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.853146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.853580][ T32] r5:8571bf8c r4:8571bc00 [ 1344.853785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.854089][ T32] r10:61c88647 r9:85756000 r8:84a5f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.854455][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.855089][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.855559][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1344.856338][ T32] r4:00000000 [ 1344.856386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.856437][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.856498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.856611][ T32] r5:00001000 r4:dfdc7000 [ 1344.856704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.856750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.856797][ T32] r5:848fc38c r4:848fc000 [ 1344.856818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.856867][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.856916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.857025][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.857195][ T32] r4:8484f680 [ 1344.857227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.857278][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.857303][ T32] r4:00000001 [ 1344.857364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.857432][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.857467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.857524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.857556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.857588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.857660][ T32] r4:848b22c0 [ 1344.857684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.857714][ T32] INFO: task kworker/1:619:5652 blocked for more than 471 seconds. [ 1344.857745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.857772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.857812][ T32] task:kworker/1:619 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.857865][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.857996][ T32] Call trace: [ 1344.878873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.878970][ T32] r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000013 r6:ebd21d8c r5:85756c00 [ 1344.879093][ T32] r4:85756c00 [ 1344.879342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.879401][ T32] r5:85756c00 r4:8291a680 [ 1344.879425][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.879468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.879528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1344.879579][ T32] r4:00000000 [ 1344.879614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.879655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.879698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.879761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4f9c0 [ 1344.879815][ T32] r4:00000000 [ 1344.879839][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.879893][ T32] r9:83018205 r8:85756c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.879917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.879965][ T32] r5:00001000 r4:eb6fb000 [ 1344.879986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.880054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.880112][ T32] r5:8572838c r4:85728000 [ 1344.880136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.880189][ T32] r7:ddde2d80 r6:83018200 r5:8572838c r4:84a5f400 [ 1344.880212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.880341][ T32] r10:61c88647 r9:85756c00 r8:84a5f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.880655][ T32] r4:84a5f400 [ 1344.880680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.880932][ T32] r10:00000000 r9:84a5f400 r8:80287e08 r7:ebd0de60 r6:84a5f500 r5:85756c00 [ 1344.881136][ T32] r4:00000001 [ 1344.881162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.881204][ T32] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1344.881237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.881290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.881350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.881386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.881445][ T32] r4:84a4f740 [ 1344.881906][ T32] INFO: task kworker/1:619:5652 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.881945][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.882202][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.882256][ T32] Call trace: [ 1344.882339][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.882401][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.882451][ T32] r4:00000000 [ 1344.882513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.882573][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.882610][ T32] dd20: b1f96000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.882680][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.882710][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1344.882758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.883795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.883968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.884049][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.884083][ T32] r4:8484f680 [ 1344.884170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.884225][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.884249][ T32] r4:00000001 [ 1344.884269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.884305][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.884343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.884376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.884405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.884436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.884459][ T32] r4:848b22c0 [ 1344.884481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.884510][ T32] INFO: task kworker/1:620:5654 blocked for more than 471 seconds. [ 1344.884546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.884572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.884592][ T32] task:kworker/1:620 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.884746][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.884794][ T32] Call trace: [ 1344.884880][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.884931][ T32] r10:8291a684 r9:ebd25d84 r8:00000002 r7:60000113 r6:ebd25d8c r5:85758c00 [ 1344.884955][ T32] r4:85758c00 [ 1344.885041][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.885157][ T32] r5:85758c00 r4:8291a680 [ 1344.885272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.885318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.885365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1344.885393][ T32] r4:00000000 [ 1344.885412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.885472][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.885654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.885880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4fe40 [ 1344.885908][ T32] r4:00000000 [ 1344.885946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.885998][ T32] r9:83018205 r8:85758c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1344.886021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886065][ T32] r5:00001000 r4:eb9df000 [ 1344.886551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.886605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886655][ T32] r5:85728f8c r4:85728c00 [ 1344.886677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.886726][ T32] r7:ddde2d80 r6:83018200 r5:85728f8c r4:84a5f600 [ 1344.886771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.886863][ T32] r10:61c88647 r9:85758c00 r8:84a5f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.886968][ T32] r4:84a5f600 [ 1344.887086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.887140][ T32] r10:00000000 r9:84a5f600 r8:80287e08 r7:ebd21e60 r6:84a5f780 r5:85758c00 [ 1344.887227][ T32] r4:00000001 [ 1344.887275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.887315][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1344.887343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.887389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.887511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.887545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.887622][ T32] r4:84a4f980 [ 1344.887888][ T32] INFO: task kworker/1:620:5654 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.888104][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.912180][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.912307][ T32] Call trace: [ 1344.912347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.912436][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.912467][ T32] r4:00000000 [ 1344.912490][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.912534][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.912866][ T32] dd20: b23ad000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.912902][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.912930][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.913015][ T32] r5:800f0013 r4:80239bb0 [ 1344.913042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.913096][ T32] r4:82ac21e4 [ 1344.913143][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.913256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.913283][ T32] r4:dffaddc0 [ 1344.913377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.913512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.913540][ T32] r4:00000000 [ 1344.913561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.913687][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.913781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.913831][ T32] r5:00001000 r4:dfdc7000 [ 1344.913854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.913896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.913941][ T32] r5:848fc38c r4:848fc000 [ 1344.913962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.914146][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.914213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.914269][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.914320][ T32] r4:8484f680 [ 1344.914350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.914437][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.914548][ T32] r4:00000001 [ 1344.914764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.914809][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.914868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.914980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.915012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.915043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.915067][ T32] r4:848b22c0 [ 1344.915100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.915182][ T32] INFO: task kworker/1:621:5656 blocked for more than 471 seconds. [ 1344.915261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.915294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.915319][ T32] task:kworker/1:621 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.915403][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.915502][ T32] Call trace: [ 1344.915541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.915598][ T32] r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000113 r6:ebd1dd8c r5:85759800 [ 1344.915664][ T32] r4:85759800 [ 1344.916172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.916230][ T32] r5:85759800 r4:8291a680 [ 1344.916253][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.916295][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.916344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1344.916368][ T32] r4:00000000 [ 1344.916387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.916425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.916490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.916563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4fbc0 [ 1344.916590][ T32] r4:00000000 [ 1344.916611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.916658][ T32] r9:83018205 r8:85759800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.916680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.916740][ T32] r5:00001000 r4:eb719000 [ 1344.916788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.916856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.916929][ T32] r5:8572878c r4:85728400 [ 1344.916970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.917023][ T32] r7:ddde2d80 r6:83018200 r5:8572878c r4:84a5f680 [ 1344.917046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.917100][ T32] r10:61c88647 r9:85759800 r8:84a5f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.917125][ T32] r4:84a5f680 [ 1344.917145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.917192][ T32] r10:00000000 r9:84a5f680 r8:80287e08 r7:ebd25e60 r6:84a5f880 r5:85759800 [ 1344.917215][ T32] r4:00000001 [ 1344.917234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.917332][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1344.917394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.917436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.917468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.917772][ T32] r4:84a4fb80 ** 2 printk messages dropped ** [ 1344.929448][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.930215][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1344.930467][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.930746][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.930993][ T32] r5:00001000 r4:dfdc7000 ** 2 printk messages dropped ** [ 1344.931135][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1344.931655][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1344.931743][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1344.932167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.932656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.932956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.933337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.933511][ T32] r5:85728b8c r4:85728800 [ 1344.933536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.933585][ T32] r7:ddde2d80 r6:83018200 r5:85728b8c r4:84a5f700 [ 1344.933606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.933677][ T32] r10:61c88647 r9:849ea400 r8:84a5f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.933705][ T32] r4:84a5f700 [ 1344.933726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.933828][ T32] r10:00000000 r9:84a5f700 r8:80287e08 r7:ebd25e60 r6:84800100 r5:849ea400 [ 1344.933880][ T32] r4:00000001 [ 1344.933904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.933966][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1344.933998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.934028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.934056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.934167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.934200][ T32] r4:84a4fc40 [ 1344.934500][ T32] INFO: task kworker/1:622:5658 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1344.934534][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.934608][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.934660][ T32] Call trace: [ 1344.934747][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.934804][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1344.934829][ T32] r4:00000000 [ 1344.934850][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.935033][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1344.935067][ T32] dd20: b23ad000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1344.935106][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1344.935134][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.935228][ T32] r5:800f0013 r4:80239bb0 [ 1344.935467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.935531][ T32] r4:82ac21e4 [ 1344.935555][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.935692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1344.935806][ T32] r4:dffaddc0 [ 1344.935830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.936057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1344.936110][ T32] r4:00000000 [ 1344.936132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.936182][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.936292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.936347][ T32] r5:00001000 r4:dfdc7000 [ 1344.936370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.936414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.936483][ T32] r5:848fc38c r4:848fc000 [ 1344.936616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.936702][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1344.936754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.936809][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.936839][ T32] r4:8484f680 [ 1344.936861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.936912][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1344.936936][ T32] r4:00000001 [ 1344.936956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.937003][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1344.937034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.937081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.937113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.937145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.937179][ T32] r4:848b22c0 [ 1344.937204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.937266][ T32] INFO: task kworker/1:623:5660 blocked for more than 471 seconds. [ 1344.937333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.937364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.937408][ T32] task:kworker/1:623 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.937629][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.937702][ T32] Call trace: [ 1344.937965][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.968822][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000113 r6:ebd3dd8c r5:849ebc00 [ 1344.968988][ T32] r4:849ebc00 ** 3 printk messages dropped ** [ 1344.969392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.970098][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.970595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.970688][ T32] r5:8572938c r4:85729000 [ 1344.970761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.971085][ T32] r10:61c88647 r9:849ebc00 r8:84a5f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.971568][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.972803][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.972903][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.973104][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 7 printk messages dropped ** [ 1344.973486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1344.973837][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1344.974437][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1344.974663][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1344.974957][ T32] r4:848b22c0 ** 3 printk messages dropped ** [ 1344.975135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.975832][ T32] r5:849ec800 r4:8291a680 ** 3 printk messages dropped ** [ 1344.976112][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.976353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.976928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.977022][ T32] r5:8572a38c r4:8572a000 [ 1344.977068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.977179][ T32] r7:ddde2d80 r6:83018200 r5:8572a38c r4:84a5fa00 [ 1344.977233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.977328][ T32] r10:61c88647 r9:849ec800 r8:84a5fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.977383][ T32] r4:84a5fa00 [ 1344.977424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.977525][ T32] r10:00000000 r9:84a5fa00 r8:80287e08 r7:ebd3de60 r6:84800200 r5:849ec800 [ 1344.977582][ T32] r4:00000001 [ 1344.977628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.977700][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1344.977772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.977856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.003376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.003515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.003557][ T32] r4:84a4fec0 [ 1345.004024][ T32] INFO: task kworker/1:624:5662 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.004079][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.004224][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.004469][ T32] Call trace: [ 1345.004513][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.004580][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.004620][ T32] r4:00000000 [ 1345.004646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.004748][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.004783][ T32] dd20: b28ee000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.004815][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.004841][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.004866][ T32] r5:800f0013 r4:80239bb0 [ 1345.004960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.005068][ T32] r4:82ac21e4 [ 1345.005099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.005146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.005246][ T32] r4:dffaddc0 [ 1345.005449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.005504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.005733][ T32] r4:00000000 [ 1345.005836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.006047][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.006077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.006184][ T32] r5:00001000 r4:dfdc7000 [ 1345.006211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.006256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.006301][ T32] r5:848fc38c r4:848fc000 [ 1345.006328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.006380][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.006404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.006455][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.006503][ T32] r4:8484f680 [ 1345.006544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.006597][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.006671][ T32] r4:00000001 [ 1345.006695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.006733][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.006784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.006818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.006846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.006901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.007006][ T32] r4:848b22c0 [ 1345.007032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.007062][ T32] INFO: task kworker/1:625:5663 blocked for more than 471 seconds. [ 1345.007097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.007122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.007143][ T32] task:kworker/1:625 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.007191][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.007340][ T32] Call trace: [ 1345.007377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.007429][ T32] r10:8291a684 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:849eb000 [ 1345.007453][ T32] r4:849eb000 [ 1345.007474][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.007619][ T32] r5:849eb000 r4:8291a680 [ 1345.007644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.007777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.007886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 [ 1345.007986][ T32] r4:00000000 [ 1345.027561][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.027657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.027704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.027752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825080 [ 1345.027778][ T32] r4:00000000 [ 1345.027799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.027851][ T32] r9:83018205 r8:849eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1345.027875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.027956][ T32] r5:00001000 r4:eba27000 [ 1345.027990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.029469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.029557][ T32] r5:8572978c r4:85729400 [ 1345.029585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.029688][ T32] r7:ddde2d80 r6:83018200 r5:8572978c r4:84a5fa80 [ 1345.029719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.029820][ T32] r10:61c88647 r9:849eb000 r8:84a5faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.029849][ T32] r4:84a5fa80 [ 1345.029895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.029951][ T32] r10:00000000 r9:84a5fa80 r8:80287e08 r7:ebd45e60 r6:84800280 r5:849eb000 [ 1345.029995][ T32] r4:00000001 [ 1345.030020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.030061][ T32] Exception stack(0xebd49fb0 to 0xebd49ff8) [ 1345.030102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.030166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.030219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.030287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.030315][ T32] r4:848b8700 [ 1345.030744][ T32] INFO: task kworker/1:625:5663 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.030864][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.031083][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.031271][ T32] Call trace: [ 1345.031567][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.031634][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.031660][ T32] r4:00000000 [ 1345.031692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.031739][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.031770][ T32] dd20: b2c96000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.031874][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.031931][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.031987][ T32] r5:800f0013 r4:80239bb0 [ 1345.032040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.032109][ T32] r4:82ac21e4 [ 1345.032325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.032399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.032451][ T32] r4:dffaddc0 [ 1345.032475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.032520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.032544][ T32] r4:00000000 [ 1345.032588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.032641][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.032733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.032782][ T32] r5:00001000 r4:dfdc7000 [ 1345.032804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.032846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.032891][ T32] r5:848fc38c r4:848fc000 [ 1345.032935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.032989][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.033012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.033062][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.033180][ T32] r4:8484f680 [ 1345.033228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.033340][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.033644][ T32] r4:00000001 [ 1345.033667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.033748][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.033781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.033812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.033840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.033874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.033899][ T32] r4:848b22c0 [ 1345.033921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.033968][ T32] INFO: task kworker/1:626:5665 blocked for more than 471 seconds. [ 1345.034036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.034066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.034132][ T32] task:kworker/1:626 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.034192][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.034254][ T32] Call trace: [ 1345.034290][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.034593][ T32] r5:849e8000 r4:8291a680 ** 2 printk messages dropped ** [ 1345.034728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 ** 3 printk messages dropped ** [ 1345.035006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1345.035507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.035556][ T32] r5:00001000 r4:eba39000 [ 1345.035755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.035801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.035848][ T32] r5:85729b8c r4:85729800 [ 1345.035921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.035973][ T32] r7:ddde2d80 r6:83018200 r5:85729b8c r4:84a5f800 [ 1345.035995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.036072][ T32] r10:61c88647 r9:849e8000 r8:84a5f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.036104][ T32] r4:84a5f800 [ 1345.036153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.036228][ T32] r10:00000000 r9:84a5f800 r8:80287e08 r7:ebd45e60 r6:84800300 r5:849e8000 [ 1345.036305][ T32] r4:00000001 [ 1345.036329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.036368][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1345.036425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.036617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.036649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.036681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.036705][ T32] r4:84825040 [ 1345.037047][ T32] INFO: task kworker/1:626:5665 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.037095][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.037413][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.037707][ T32] Call trace: [ 1345.037800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.037930][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.069005][ T32] r4:00000000 [ 1345.069080][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.069313][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.069380][ T32] dd20: b321e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.069515][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.069605][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.069637][ T32] r5:800f0013 r4:80239bb0 [ 1345.069661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.069717][ T32] r4:82ac21e4 [ 1345.070270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.070326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.070367][ T32] r4:dffaddc0 [ 1345.070683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.071083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.071112][ T32] r4:00000000 [ 1345.071160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.071279][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.071307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.071798][ T32] r5:00001000 r4:dfdc7000 [ 1345.071823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.071867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.072010][ T32] r5:848fc38c r4:848fc000 [ 1345.072127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.072296][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.072324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.072376][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.072400][ T32] r4:8484f680 [ 1345.072449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.072503][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.072592][ T32] r4:00000001 [ 1345.072617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.072746][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.072783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.072814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.072842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.072897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.072939][ T32] r4:848b22c0 [ 1345.072968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.073000][ T32] INFO: task kworker/1:627:5667 blocked for more than 471 seconds. [ 1345.073041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.073085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.073137][ T32] task:kworker/1:627 state:D stack:0 pid:5667 tgid:5667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.073210][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.073309][ T32] Call trace: [ 1345.073381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.073434][ T32] r10:8291a684 r9:ebd59d84 r8:00000002 r7:60000013 r6:ebd59d8c r5:849ed400 [ 1345.073458][ T32] r4:849ed400 [ 1345.073478][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.073717][ T32] r5:849ed400 r4:8291a680 [ 1345.073743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.073787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.073831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd59e08 [ 1345.074031][ T32] r4:00000000 [ 1345.074055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.074151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.074195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.074240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825340 [ 1345.074262][ T32] r4:00000000 [ 1345.074339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.074390][ T32] r9:83018205 r8:849ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.074414][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.074459][ T32] r5:00001000 r4:eba45000 [ 1345.074480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.074544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.074640][ T32] r5:85729f8c r4:85729c00 [ 1345.074664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.074762][ T32] r7:ddde2d80 r6:83018200 r5:85729f8c r4:84a5fb80 [ 1345.074812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.074940][ T32] r10:61c88647 r9:849ed400 r8:84a5fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.074969][ T32] r4:84a5fb80 [ 1345.074990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.075037][ T32] r10:00000000 r9:84a5fb80 r8:80287e08 r7:ebd45e60 r6:84800380 r5:849ed400 [ 1345.075061][ T32] r4:00000001 [ 1345.075089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.075236][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1345.075268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.075299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.075352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.075439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.075467][ T32] r4:84825040 [ 1345.075882][ T32] INFO: task kworker/1:627:5667 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.075918][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.076104][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.076211][ T32] Call trace: [ 1345.076474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.076539][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.076568][ T32] r4:00000000 [ 1345.076588][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.076653][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.076690][ T32] dd20: b321e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.076722][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.076773][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.076828][ T32] r5:800f0013 r4:80239bb0 [ 1345.076853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.076896][ T32] r4:82ac21e4 [ 1345.076916][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.076960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.077009][ T32] r4:dffaddc0 [ 1345.077033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.077130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.077159][ T32] r4:00000000 [ 1345.077224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.077350][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.077376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.077420][ T32] r5:00001000 r4:dfdc7000 [ 1345.077442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.077490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.077536][ T32] r5:848fc38c r4:848fc000 [ 1345.077558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.077643][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.077670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.077721][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.077757][ T32] r4:8484f680 [ 1345.077780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.077843][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.077870][ T32] r4:00000001 [ 1345.077936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.106726][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.106831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.106881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.106915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.106951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.106976][ T32] r4:848b22c0 [ 1345.107002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.107033][ T32] INFO: task kworker/1:628:5669 blocked for more than 471 seconds. [ 1345.107078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.107106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.107130][ T32] task:kworker/1:628 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.107193][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.107336][ T32] Call trace: [ 1345.107417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.107503][ T32] r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:849ee000 [ 1345.107635][ T32] r4:849ee000 [ 1345.107660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.107746][ T32] r5:849ee000 r4:8291a680 [ 1345.107850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.107896][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.108652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1345.108702][ T32] r4:00000000 [ 1345.108726][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.108828][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.108898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.108947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825700 [ 1345.108973][ T32] r4:00000000 [ 1345.108993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.109044][ T32] r9:83018205 r8:849ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1345.109085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.109143][ T32] r5:00001000 r4:eba75000 [ 1345.109217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.109263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.109308][ T32] r5:8572ab8c r4:8572a800 [ 1345.109329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.109444][ T32] r7:ddde2d80 r6:83018200 r5:8572ab8c r4:84a5fc00 [ 1345.109535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.109589][ T32] r10:61c88647 r9:849ee000 r8:84a5fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.109614][ T32] r4:84a5fc00 [ 1345.109635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.109765][ T32] r10:00000000 r9:84a5fc00 r8:80287e08 r7:ebd45e60 r6:84800400 r5:849ee000 [ 1345.109996][ T32] r4:00000001 [ 1345.110075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.110171][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1345.110213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.110346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.110379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.110410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.110432][ T32] r4:84825280 [ 1345.110834][ T32] INFO: task kworker/1:628:5669 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.110870][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.111077][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.111156][ T32] Call trace: [ 1345.111347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.111406][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.111432][ T32] r4:00000000 [ 1345.111526][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.111570][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.111600][ T32] dd20: b3550000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.111631][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.111657][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1345.111971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1345.112170][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.112277][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.112300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.112516][ T32] r5:00001000 r4:dfdc7000 [ 1345.112591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.112700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.112807][ T32] r5:848fc38c r4:848fc000 [ 1345.112839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.112903][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.112930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.112985][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.113010][ T32] r4:8484f680 [ 1345.113030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.113108][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.113150][ T32] r4:00000001 [ 1345.113217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.113259][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.114005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.114038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.114493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.114531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.114555][ T32] r4:848b22c0 [ 1345.114576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.114605][ T32] INFO: task kworker/1:629:5672 blocked for more than 471 seconds. [ 1345.114639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.114680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.114706][ T32] task:kworker/1:629 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.114756][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.114800][ T32] Call trace: [ 1345.114920][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.114973][ T32] r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000113 r6:ebd65d8c r5:849eec00 [ 1345.115209][ T32] r4:849eec00 [ 1345.115234][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.115281][ T32] r5:849eec00 r4:8291a680 [ 1345.115302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.115366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.115419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 [ 1345.115443][ T32] r4:00000000 [ 1345.115488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.115551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.115630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.115676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848255c0 [ 1345.115700][ T32] r4:00000000 [ 1345.115798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.115849][ T32] r9:83018205 r8:849eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.115904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.115951][ T32] r5:00001000 r4:eba63000 [ 1345.115972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.116013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.116057][ T32] r5:8572a78c r4:8572a400 [ 1345.116112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.116187][ T32] r7:ddde2d80 r6:83018200 r5:8572a78c r4:84a5fc80 [ 1345.116302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.116363][ T32] r10:61c88647 r9:849eec00 r8:84a5fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.116386][ T32] r4:84a5fc80 [ 1345.116406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.116452][ T32] r10:00000000 r9:84a5fc80 r8:80287e08 r7:ebd61e60 r6:84800480 r5:849eec00 [ 1345.116476][ T32] r4:00000001 [ 1345.116521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.116694][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) [ 1345.116732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.116765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.116793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.116897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.116949][ T32] r4:84825580 [ 1345.117215][ T32] INFO: task kworker/1:629:5672 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.117301][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.117429][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.117551][ T32] Call trace: [ 1345.117581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.117658][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.117686][ T32] r4:00000000 [ 1345.117707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.117812][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.117845][ T32] dd20: b3550000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.117876][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.117956][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1345.145378][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1345.145511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.146191][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.146986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.147832][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.158920][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.159129][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.159247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.159347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825b80 [ 1345.159382][ T32] r4:00000000 [ 1345.159405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.159501][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.159536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.159583][ T32] r5:00001000 r4:ebab9000 [ 1345.159627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.159696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.159822][ T32] r5:8572bb8c r4:8572b800 [ 1345.160042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.160104][ T32] r7:ddde2d80 r6:83018200 r5:8572bb8c r4:84a5fb00 [ 1345.160127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.160177][ T32] r10:61c88647 r9:8496ec00 r8:84a5fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.160202][ T32] r4:84a5fb00 [ 1345.160224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.160362][ T32] r10:00000000 r9:84a5fb00 r8:80287e08 r7:ebd61e60 r6:84800500 r5:8496ec00 [ 1345.160389][ T32] r4:00000001 [ 1345.160410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.160449][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1345.160528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.160639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.160747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.160781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.160804][ T32] r4:84825640 [ 1345.161212][ T32] INFO: task kworker/1:630:5674 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.161276][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.161403][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.161463][ T32] Call trace: [ 1345.161532][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.161591][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.161616][ T32] r4:00000000 [ 1345.161637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.161740][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.161824][ T32] dd20: b3aed000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.161858][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.161885][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.161947][ T32] r5:800f0013 r4:80239bb0 [ 1345.161972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.162020][ T32] r4:82ac21e4 [ 1345.162043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.162096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.162200][ T32] r4:dffaddc0 [ 1345.162224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.162306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.162334][ T32] r4:00000000 [ 1345.162356][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.162404][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.162426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.162485][ T32] r5:00001000 r4:dfdc7000 [ 1345.162509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.162552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.162620][ T32] r5:848fc38c r4:848fc000 [ 1345.162738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.162791][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.162814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.162912][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.162939][ T32] r4:8484f680 [ 1345.162973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.163024][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.163089][ T32] r4:00000001 [ 1345.163216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.163257][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.163310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.163875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.163981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.164016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.164079][ T32] r4:848b22c0 [ 1345.164112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.164219][ T32] INFO: task kworker/1:631:5676 blocked for more than 471 seconds. [ 1345.164258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.164336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.164361][ T32] task:kworker/1:631 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.164568][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.164615][ T32] Call trace: [ 1345.164646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.164783][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:849e0000 [ 1345.164826][ T32] r4:849e0000 [ 1345.164892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.164939][ T32] r5:849e0000 r4:8291a680 [ 1345.165007][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.165051][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.165101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1345.165125][ T32] r4:00000000 [ 1345.165145][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.165180][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.165242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.165289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825780 [ 1345.165313][ T32] r4:00000000 [ 1345.165334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.165433][ T32] r9:83018205 r8:849e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1345.165461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.165506][ T32] r5:00001000 r4:eba81000 [ 1345.165531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.165573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.165616][ T32] r5:8572af8c r4:8572ac00 [ 1345.165636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.165705][ T32] r7:ddde2d80 r6:83018200 r5:8572af8c r4:84a5f900 [ 1345.165743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.165818][ T32] r10:61c88647 r9:849e0000 r8:84a5f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.165846][ T32] r4:84a5f900 [ 1345.165866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.165913][ T32] r10:00000000 r9:84a5f900 r8:80287e08 r7:ebd6de60 r6:84800580 r5:849e0000 [ 1345.165936][ T32] r4:00000001 [ 1345.165955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.166019][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1345.166054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.166092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.166144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1345.166199][ T32] r4:84825640 [ 1345.166542][ T32] INFO: task kworker/1:631:5676 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.166576][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.166654][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.166700][ T32] Call trace: [ 1345.166756][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.166810][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.166834][ T32] r4:00000000 [ 1345.166854][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.166893][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.166921][ T32] dd20: b3aed000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.166953][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.167004][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.167057][ T32] r5:800f0013 r4:80239bb0 [ 1345.167087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.167157][ T32] r4:82ac21e4 [ 1345.167180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.167245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.167296][ T32] r4:dffaddc0 [ 1345.167342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.167405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.167432][ T32] r4:00000000 [ 1345.167453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1345.167548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.201966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1345.202430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.203195][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000013 r6:ebd7dd8c r5:849e1800 ** 7 printk messages dropped ** [ 1345.203688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1345.204545][ T32] r5:8572b38c r4:8572b000 [ 1345.204591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.204839][ T32] r10:61c88647 r9:849e1800 r8:84a5fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.205346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.206846][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1345.207221][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.207420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1345.217153][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1345.217463][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.217524][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.217580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.217615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.217645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.217714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.217762][ T32] r4:848b22c0 [ 1345.217792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.217846][ T32] INFO: task kworker/1:633:5679 blocked for more than 471 seconds. [ 1345.217884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.217910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.217990][ T32] task:kworker/1:633 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.225015][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.225145][ T32] Call trace: [ 1345.225236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.225342][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:8575a400 [ 1345.225378][ T32] r4:8575a400 [ 1345.225401][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.225504][ T32] r5:8575a400 r4:8291a680 [ 1345.225541][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.225583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.225673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1345.225701][ T32] r4:00000000 [ 1345.225721][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.225757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.225822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.225872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825a40 [ 1345.225896][ T32] r4:00000000 [ 1345.225939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.226002][ T32] r9:83018205 r8:8575a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1345.226027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.226079][ T32] r5:00001000 r4:eba9f000 [ 1345.226133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.226199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.226311][ T32] r5:8572b78c r4:8572b400 [ 1345.226343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.226397][ T32] r7:ddde2d80 r6:83018200 r5:8572b78c r4:84a5fe80 [ 1345.226419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.226468][ T32] r10:61c88647 r9:8575a400 r8:84a5feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.226494][ T32] r4:84a5fe80 [ 1345.226514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.226626][ T32] r10:00000000 r9:84a5fe80 r8:80287e08 r7:ebd6de60 r6:84a5ff00 r5:8575a400 [ 1345.226656][ T32] r4:00000001 [ 1345.226740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.226849][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1345.226883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.226964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.226999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.227077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.227119][ T32] r4:84825980 [ 1345.227648][ T32] INFO: task kworker/1:633:5679 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.227726][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.242538][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.242800][ T32] Call trace: [ 1345.243030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.243134][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.243229][ T32] r4:00000000 [ 1345.243305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.243354][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.243385][ T32] dd20: b4506000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.243416][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.243473][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.243502][ T32] r5:800f0013 r4:80239bb0 [ 1345.243551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.243600][ T32] r4:82ac21e4 [ 1345.243621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.243691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.243719][ T32] r4:dffaddc0 [ 1345.243741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.243787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.243836][ T32] r4:00000000 [ 1345.243887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.243939][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.243962][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.244008][ T32] r5:00001000 r4:dfdc7000 [ 1345.244100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.244149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.244194][ T32] r5:848fc38c r4:848fc000 [ 1345.244215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.244405][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.244459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.244514][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.244538][ T32] r4:8484f680 [ 1345.244619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.244672][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.244695][ T32] r4:00000001 [ 1345.244717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.244761][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.244791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.244836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.244868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.244920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.244951][ T32] r4:848b22c0 [ 1345.244978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.245009][ T32] INFO: task kworker/1:634:5682 blocked for more than 471 seconds. [ 1345.245104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.245135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.245159][ T32] task:kworker/1:634 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.245421][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.245533][ T32] Call trace: [ 1345.245568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.245620][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:8575bc00 [ 1345.245644][ T32] r4:8575bc00 [ 1345.245689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.245826][ T32] r5:8575bc00 r4:8291a680 [ 1345.245850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.245892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.245935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1345.245958][ T32] r4:00000000 [ 1345.245978][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.246027][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.246068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.246247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825e40 [ 1345.246355][ T32] r4:00000000 [ 1345.246379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.246451][ T32] r9:83018205 r8:8575bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1345.246479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.246562][ T32] r5:00001000 r4:ebac1000 [ 1345.246586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.246627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.246785][ T32] r5:8572bf8c r4:8572bc00 [ 1345.246811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.246899][ T32] r7:ddde2d80 r6:83018200 r5:8572bf8c r4:8507df00 [ 1345.246924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.246973][ T32] r10:61c88647 r9:8575bc00 r8:8507df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.246997][ T32] r4:8507df00 [ 1345.247054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.247110][ T32] r10:00000000 r9:8507df00 r8:80287e08 r7:ebd6de60 r6:8507df80 r5:8575bc00 [ 1345.247222][ T32] r4:00000001 [ 1345.247270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.247310][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1345.247339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.247371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.247399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.247429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.247452][ T32] r4:84825bc0 [ 1345.247861][ T32] INFO: task kworker/1:634:5682 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.247896][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.258912][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.258987][ T32] Call trace: [ 1345.259116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.259178][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.259203][ T32] r4:00000000 [ 1345.259225][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.259289][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.259387][ T32] dd20: b4536000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.259423][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.259449][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.259474][ T32] r5:800f0013 r4:80239bb0 [ 1345.259694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.259744][ T32] r4:82ac21e4 [ 1345.259765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.259810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.259832][ T32] r4:dffaddc0 [ 1345.259853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.259899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.260079][ T32] r4:00000000 [ 1345.260107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.260158][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 1 printk messages dropped ** [ 1345.260226][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1345.260658][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.260684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.260737][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.260760][ T32] r4:8484f680 [ 1345.260791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.260920][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.261010][ T32] r4:00000001 [ 1345.261058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.261105][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.261133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.261229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.261261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.261343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.261371][ T32] r4:848b22c0 [ 1345.261396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.261464][ T32] INFO: task kworker/1:635:5683 blocked for more than 471 seconds. [ 1345.261505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.261533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.261556][ T32] task:kworker/1:635 state:D stack:0 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.261604][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.261647][ T32] Call trace: [ 1345.261783][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.261888][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:8575c800 [ 1345.262007][ T32] r4:8575c800 [ 1345.262032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.262099][ T32] r5:8575c800 r4:8291a680 [ 1345.262179][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.262263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.262336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1345.262365][ T32] r4:00000000 [ 1345.262451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.262491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.262529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.262631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4e5c0 [ 1345.262660][ T32] r4:00000000 [ 1345.262681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.262751][ T32] r9:83018205 r8:8575c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1345.262830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.262956][ T32] r5:00001000 r4:ebadf000 [ 1345.262980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.263045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.263100][ T32] r5:8572c78c r4:8572c400 [ 1345.263161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.263237][ T32] r7:ddde2d80 r6:83018200 r5:8572c78c r4:84a5fd00 [ 1345.263269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.263318][ T32] r10:61c88647 r9:8575c800 r8:84a5fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.263342][ T32] r4:84a5fd00 [ 1345.263388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.263439][ T32] r10:00000000 r9:84a5fd00 r8:80287e08 r7:ebd79e60 r6:84a5fe00 r5:8575c800 [ 1345.263501][ T32] r4:00000001 [ 1345.263525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.263612][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1345.263644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.263673][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.263724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.263782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.263834][ T32] r4:84825d80 [ 1345.264401][ T32] INFO: task kworker/1:635:5683 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.264792][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.264946][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.264994][ T32] Call trace: [ 1345.265060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.265189][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.265217][ T32] r4:00000000 [ 1345.265303][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.265347][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.265382][ T32] dd20: b4536000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.265412][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 3 printk messages dropped ** [ 1345.265522][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.265903][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.266354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.266907][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 11 printk messages dropped ** [ 1345.267511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.302018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.302702][ T32] r9:83018205 r8:8575d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1345.302976][ T32] r5:8572c38c r4:8572c000 ** 3 printk messages dropped ** [ 1345.303199][ T32] r10:61c88647 r9:8575d400 r8:849f912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.303443][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.304452][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.304804][ T32] dd20: b4b4b000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1345.305080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.305201][ T32] r4:82ac21e4 [ 1345.305226][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.305272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.305349][ T32] r4:dffaddc0 [ 1345.305384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.305435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.305464][ T32] r4:00000000 [ 1345.305728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.305787][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.305812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.305936][ T32] r5:00001000 r4:dfdc7000 [ 1345.305960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.306095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.306192][ T32] r5:848fc38c r4:848fc000 [ 1345.306301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.306396][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.306426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.306574][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.306604][ T32] r4:8484f680 [ 1345.306642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.306734][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.306779][ T32] r4:00000001 [ 1345.306892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.306936][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.306965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.307081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.307192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.307228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.307253][ T32] r4:848b22c0 [ 1345.307275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.307403][ T32] INFO: task kworker/1:637:5688 blocked for more than 471 seconds. [ 1345.307513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.307545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.307568][ T32] task:kworker/1:637 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.307750][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.307796][ T32] Call trace: [ 1345.307966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.317020][ T32] r10:8291a684 r9:ebdb1d84 r8:00000002 r7:60000013 r6:ebdb1d8c r5:8575e000 [ 1345.317078][ T32] r4:8575e000 [ 1345.317107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.317177][ T32] r5:8575e000 r4:8291a680 [ 1345.317199][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.317240][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.317286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1345.317323][ T32] r4:00000000 [ 1345.317352][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.317390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.317432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.317508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fd040 [ 1345.317553][ T32] r4:00000000 [ 1345.317578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.317629][ T32] r9:83018205 r8:8575e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1345.317654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.317702][ T32] r5:00001000 r4:ebaf1000 [ 1345.317723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.317765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.317810][ T32] r5:8572cb8c r4:8572c800 [ 1345.317831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.317882][ T32] r7:ddde2d80 r6:83018200 r5:8572cb8c r4:849f9000 [ 1345.317946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.332232][ T32] r10:61c88647 r9:8575e000 r8:849f902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.332352][ T32] r4:849f9000 [ 1345.332394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.332490][ T32] r10:00000000 r9:849f9000 r8:80287e08 r7:ebd2de60 r6:849f9200 r5:8575e000 [ 1345.332560][ T32] r4:00000001 [ 1345.332590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.332786][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1345.332901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.333021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.333056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.333098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.333124][ T32] r4:849fd080 [ 1345.333696][ T32] INFO: task kworker/1:637:5688 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.333769][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.333875][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.333945][ T32] Call trace: [ 1345.333979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1345.334061][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.334300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.334825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1345.335409][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1345.335633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.336011][ T32] r10:8291a684 r9:ebdb5d84 r8:00000002 r7:60000113 r6:ebdb5d8c r5:8575b000 ** 8 printk messages dropped ** [ 1345.336615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.337143][ T32] r5:8572cf8c r4:8572cc00 [ 1345.337179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.337231][ T32] r7:ddde2d80 r6:83018200 r5:8572cf8c r4:849f9280 [ 1345.337269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.337322][ T32] r10:61c88647 r9:8575b000 r8:849f92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.337347][ T32] r4:849f9280 [ 1345.337368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.337416][ T32] r10:00000000 r9:849f9280 r8:80287e08 r7:ebdb1e60 r6:849f9080 r5:8575b000 [ 1345.337452][ T32] r4:00000001 [ 1345.337475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.337530][ T32] Exception stack(0xebdb5fb0 to 0xebdb5ff8) [ 1345.337561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.337601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.337781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.337816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.337865][ T32] r4:849fd080 [ 1345.353357][ T32] INFO: task kworker/1:638:5690 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.353481][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.353653][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.353714][ T32] Call trace: [ 1345.353818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.353917][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.353947][ T32] r4:00000000 [ 1345.354035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.354122][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.354242][ T32] dd20: b4e77000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.354300][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.354353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.354385][ T32] r5:800f0013 r4:80239bb0 [ 1345.354412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.354457][ T32] r4:82ac21e4 [ 1345.354479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.354547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.354582][ T32] r4:dffaddc0 [ 1345.354604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.354648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.354672][ T32] r4:00000000 [ 1345.354729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.354783][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.354806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.354850][ T32] r5:00001000 r4:dfdc7000 [ 1345.354871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.354912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.355032][ T32] r5:848fc38c r4:848fc000 [ 1345.355148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.355211][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.355235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.355286][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.355309][ T32] r4:8484f680 [ 1345.355330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.355383][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.355409][ T32] r4:00000001 [ 1345.355432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.355472][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.355701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.355735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.355835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.355870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.355944][ T32] r4:848b22c0 [ 1345.355971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.356000][ T32] INFO: task kworker/1:639:5691 blocked for more than 471 seconds. [ 1345.356034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.356061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.356088][ T32] task:kworker/1:639 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.356187][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.356426][ T32] Call trace: [ 1345.356513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.356565][ T32] r10:8291a684 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:849e0c00 [ 1345.356613][ T32] r4:849e0c00 [ 1345.356638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.356707][ T32] r5:849e0c00 r4:8291a680 [ 1345.356733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.356780][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.356827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 [ 1345.356851][ T32] r4:00000000 [ 1345.356871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.356908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.356969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1345.357061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.357337][ T32] r5:8572db8c r4:8572d800 [ 1345.357362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.357482][ T32] r10:61c88647 r9:849e0c00 r8:849f932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.357679][ T32] Exception stack(0xebdb9fb0 to 0xebdb9ff8) [ 1345.357731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.357765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.357820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.357854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.357893][ T32] r4:849fd080 [ 1345.375722][ T32] INFO: task kworker/1:639:5691 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.375818][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.375891][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.375977][ T32] Call trace: [ 1345.376054][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.376119][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.376145][ T32] r4:00000000 [ 1345.376166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.376207][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.376262][ T32] dd20: b51fa000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.376297][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.376376][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.376405][ T32] r5:800f0013 r4:80239bb0 [ 1345.376427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.376501][ T32] r4:82ac21e4 [ 1345.376526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.376571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.376595][ T32] r4:dffaddc0 [ 1345.376614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.376657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.376682][ T32] r4:00000000 [ 1345.376703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.376750][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.376797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.376847][ T32] r5:00001000 r4:dfdc7000 [ 1345.376869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.376912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.376956][ T32] r5:848fc38c r4:848fc000 [ 1345.377001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.377055][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.377078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.377133][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.377182][ T32] r4:8484f680 [ 1345.377229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.377293][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 2 printk messages dropped ** [ 1345.377407][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1345.377712][ T32] INFO: task kworker/1:640:5694 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.384788][ T32] r4:849e3000 ** 4 printk messages dropped ** [ 1345.385052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdcde08 ** 7 printk messages dropped ** [ 1345.385329][ T32] r9:83018205 r8:849e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1345.385592][ T32] r5:8572d38c r4:8572d000 [ 1345.385687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.385841][ T32] r10:61c88647 r9:849e3000 r8:849f93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.386208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.387033][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 10 printk messages dropped ** [ 1345.387532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1345.400998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.401856][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.402039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.402490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.402881][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.403193][ T32] r9:83018205 r8:849e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1345.403362][ T32] r5:8572d78c r4:8572d400 ** 3 printk messages dropped ** [ 1345.403625][ T32] r10:61c88647 r9:849e5400 r8:849f94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.404075][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.404866][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.405313][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1345.405536][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1345.405740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.406320][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.406806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.407487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.426428][ T32] r5:849e3c00 r4:8291a680 [ 1345.426456][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.426516][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.426566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 [ 1345.426591][ T32] r4:00000000 [ 1345.426612][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.426648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.426688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.426731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fdb00 [ 1345.426754][ T32] r4:00000000 [ 1345.426775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.427092][ T32] r9:83018205 r8:849e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1345.427403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.427520][ T32] r5:00001000 r4:eb11f000 [ 1345.427546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.427591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.427635][ T32] r5:8572eb8c r4:8572e800 [ 1345.428002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.438545][ T32] r7:ddde2d80 r6:83018200 r5:8572eb8c r4:849f9580 [ 1345.438616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.438731][ T32] r10:61c88647 r9:849e3c00 r8:849f95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.438760][ T32] r4:849f9580 [ 1345.438815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.438871][ T32] r10:00000000 r9:849f9580 r8:80287e08 r7:ebdb9e60 r6:84800800 r5:849e3c00 [ 1345.438911][ T32] r4:00000001 [ 1345.439010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.439057][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1345.439201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.439239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.439304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.439343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.439368][ T32] r4:849fd4c0 [ 1345.439796][ T32] INFO: task kworker/1:642:5697 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.439845][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.439943][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.440376][ T32] Call trace: [ 1345.440419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.440477][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.440503][ T32] r4:00000000 [ 1345.440557][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.440604][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.440634][ T32] dd20: b599a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.440666][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.440693][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.440718][ T32] r5:800f0013 r4:80239bb0 [ 1345.440878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.440926][ T32] r4:82ac21e4 [ 1345.440984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.441086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.441115][ T32] r4:dffaddc0 [ 1345.441187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.441384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.441413][ T32] r4:00000000 [ 1345.441493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.441567][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.441612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.441690][ T32] r5:00001000 r4:dfdc7000 [ 1345.441726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.441804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.441852][ T32] r5:848fc38c r4:848fc000 [ 1345.441873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.441995][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.442165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.442336][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.442365][ T32] r4:8484f680 [ 1345.442386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.442498][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.443062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.444145][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.444842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.445472][ T32] r9:83018205 r8:849e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1345.445730][ T32] r5:8572df8c r4:8572dc00 ** 3 printk messages dropped ** [ 1345.446128][ T32] r10:61c88647 r9:849e4800 r8:849f952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.447726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.473350][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1345.473838][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1345.474264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.474920][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1345.475419][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1345.475941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1345.476541][ T32] r10:8291a684 r9:ebdddd84 r8:00000002 r7:60000013 r6:ebdddd8c r5:849e2400 ** 7 printk messages dropped ** [ 1345.477208][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1345.497040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.497545][ T32] r10:61c88647 r9:849e2400 r8:849f962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.497609][ T32] r4:849f9600 [ 1345.497658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.497763][ T32] r10:00000000 r9:849f9600 r8:80287e08 r7:ebb75e60 r6:84800900 r5:849e2400 [ 1345.497825][ T32] r4:00000001 [ 1345.497878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.502362][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) [ 1345.502488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.502524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.502568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.502619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.502672][ T32] r4:849fd740 [ 1345.503085][ T32] INFO: task kworker/1:644:5702 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.503213][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.503353][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.503495][ T32] Call trace: [ 1345.503570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.503678][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.503727][ T32] r4:00000000 [ 1345.503769][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.503857][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.503968][ T32] dd20: b5fbe000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.504036][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.504067][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.504097][ T32] r5:800f0013 r4:80239bb0 [ 1345.504141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.504226][ T32] r4:82ac21e4 [ 1345.504254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.504379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.504442][ T32] r4:dffaddc0 [ 1345.504492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.504582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.504646][ T32] r4:00000000 [ 1345.504696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.504798][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.504862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.504949][ T32] r5:00001000 r4:dfdc7000 [ 1345.504997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.505088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.505177][ T32] r5:848fc38c r4:848fc000 [ 1345.505221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.505337][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.505434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.505492][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.505541][ T32] r4:8484f680 [ 1345.505566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.505653][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.505710][ T32] r4:00000001 [ 1345.505741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.505812][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.505898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.505932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.505985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.506025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.506049][ T32] r4:848b22c0 [ 1345.506074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.506196][ T32] INFO: task kworker/1:645:5703 blocked for more than 472 seconds. [ 1345.506279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.506342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.506390][ T32] task:kworker/1:645 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.506500][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.506594][ T32] Call trace: [ 1345.506661][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.506754][ T32] r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:85758000 [ 1345.506803][ T32] r4:85758000 [ 1345.506896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.506997][ T32] r5:85758000 r4:8291a680 [ 1345.507099][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.507146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.507219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1345.507304][ T32] r4:00000000 [ 1345.507335][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.507422][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.507488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.507653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fda80 [ 1345.507703][ T32] r4:00000000 [ 1345.507771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.507975][ T32] r9:83018205 r8:85758000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1345.524237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.524360][ T32] r5:00001000 r4:eb0ab000 [ 1345.524385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.524483][ T32] r5:8572e78c r4:8572e400 [ 1345.524551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.524810][ T32] r10:61c88647 r9:85758000 r8:849f972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.525410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.526390][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.526542][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.526634][ T32] Call trace: [ 1345.526696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.526799][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.526919][ T32] r4:00000000 [ 1345.526965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.527055][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.527117][ T32] dd20: b622f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.527175][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.527225][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.527273][ T32] r5:800f0013 r4:80239bb0 [ 1345.527313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.527413][ T32] r4:82ac21e4 [ 1345.527468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.527560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.527605][ T32] r4:dffaddc0 [ 1345.527645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.527725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.527768][ T32] r4:00000000 [ 1345.527825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.527917][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.528029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.541242][ T32] r5:00001000 r4:dfdc7000 [ 1345.541300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.541454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.541506][ T32] r5:848fc38c r4:848fc000 [ 1345.541567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.541622][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.541683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.541741][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.541766][ T32] r4:8484f680 [ 1345.541787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.541837][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.541861][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.542033][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.542070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.542149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.542222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.542311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.542346][ T32] r4:848b22c0 [ 1345.542372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.542404][ T32] INFO: task kworker/1:646:5706 blocked for more than 472 seconds. [ 1345.542439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.542466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.542512][ T32] task:kworker/1:646 state:D stack:0 pid:5706 tgid:5706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.542646][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.542718][ T32] Call trace: [ 1345.542756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.542813][ T32] r10:8291a684 r9:ebdd9d84 r8:00000002 r7:60000113 r6:ebdd9d8c r5:8575ec00 [ 1345.542846][ T32] r4:8575ec00 [ 1345.542870][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.542916][ T32] r5:8575ec00 r4:8291a680 [ 1345.543028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.543075][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.543144][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.543306][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.543805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.543850][ T32] r5:8572f38c r4:8572f000 [ 1345.544001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.544199][ T32] r4:849f9680 ** 4 printk messages dropped ** [ 1345.544403][ T32] Exception stack(0xebdd9fb0 to 0xebdd9ff8) ** 6 printk messages dropped ** [ 1345.545586][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.546550][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1345.546894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.547216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.547604][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1345.567307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1345.567880][ T32] r5:85755400 r4:8291a680 ** 6 printk messages dropped ** [ 1345.568654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.569105][ T32] r5:8572ef8c r4:8572ec00 [ 1345.569153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.569460][ T32] r10:61c88647 r9:85755400 r8:849f98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.570095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.571566][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1345.572024][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.572201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1345.572886][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1345.573289][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 11 printk messages dropped ** [ 1345.573989][ T32] Call trace: ** 10 printk messages dropped ** [ 1345.574651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.575142][ T32] r5:00001000 r4:eb49b000 [ 1345.575167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.575236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.575295][ T32] r5:8572f78c r4:8572f400 [ 1345.575356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.575419][ T32] r7:ddde2d80 r6:83018200 r5:8572f78c r4:849f9900 [ 1345.575571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.575658][ T32] r10:61c88647 r9:85760000 r8:849f992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.575710][ T32] r4:849f9900 [ 1345.575775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.575885][ T32] r10:00000000 r9:849f9900 r8:80287e08 r7:ebdd9e60 r6:849f9a00 r5:85760000 [ 1345.575968][ T32] r4:00000001 [ 1345.576043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.576144][ T32] Exception stack(0xebde9fb0 to 0xebde9ff8) [ 1345.576228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.576297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.576370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.576451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.576482][ T32] r4:849fde80 [ 1345.576780][ T32] INFO: task kworker/1:648:5710 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.576826][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.577025][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.577121][ T32] Call trace: [ 1345.577153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.577209][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.577245][ T32] r4:00000000 [ 1345.577302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.577393][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.577452][ T32] dd20: b65bc000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.577510][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.577569][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.577626][ T32] r5:800f0013 r4:80239bb0 [ 1345.577668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.577720][ T32] r4:82ac21e4 [ 1345.577743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.577789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.577814][ T32] r4:dffaddc0 [ 1345.577835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.577880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.577969][ T32] r4:00000000 [ 1345.607788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.608312][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.608382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.608448][ T32] r5:00001000 r4:dfdc7000 [ 1345.608470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.608514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.608559][ T32] r5:848fc38c r4:848fc000 [ 1345.608580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.608628][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.608651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.608737][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.608772][ T32] r4:8484f680 [ 1345.608795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.608896][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.608930][ T32] r4:00000001 [ 1345.608997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.609053][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.609093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.609124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.609152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.609183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.609255][ T32] r4:848b22c0 [ 1345.609283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.609331][ T32] INFO: task kworker/1:649:5712 blocked for more than 472 seconds. [ 1345.609391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.609422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.609446][ T32] task:kworker/1:649 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.609544][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.609687][ T32] Call trace: [ 1345.609726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.609783][ T32] r10:8291a684 r9:ebdf1d84 r8:00000002 r7:60000113 r6:ebdf1d8c r5:85760c00 [ 1345.609862][ T32] r4:85760c00 [ 1345.609891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.609956][ T32] r5:85760c00 r4:8291a680 [ 1345.610006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.610052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.610136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf1e08 [ 1345.610172][ T32] r4:00000000 [ 1345.610219][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.610301][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.610354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.610425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078000 [ 1345.610475][ T32] r4:00000000 [ 1345.610523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.610574][ T32] r9:83018205 r8:85760c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.610597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.610642][ T32] r5:00001000 r4:eb4cd000 [ 1345.610663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.610771][ T32] r5:8572fb8c r4:8572f800 ** 1 printk messages dropped ** [ 1345.610870][ T32] r7:ddde2d80 r6:83018200 r5:8572fb8c r4:849f9a80 ** 5 printk messages dropped ** [ 1345.611130][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.611339][ T32] r4:85078100 ** 2 printk messages dropped ** [ 1345.611906][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.612082][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1345.612391][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1345.612547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1345.612957][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1345.613395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.613907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.614237][ T32] task:kworker/1:650 state:D stack:0 pid:5714 tgid:5714 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.615161][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.615401][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.615678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.615730][ T32] r5:8572ff8c r4:8572fc00 [ 1345.615751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.615823][ T32] r7:ddde2d80 r6:83018200 r5:8572ff8c r4:849f9980 [ 1345.615855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.615928][ T32] r10:61c88647 r9:85762400 r8:849f99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.615955][ T32] r4:849f9980 [ 1345.615989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.616063][ T32] r10:00000000 r9:849f9980 r8:80287e08 r7:ebdf1e60 r6:849f9b00 r5:85762400 [ 1345.616117][ T32] r4:00000001 [ 1345.616168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.616213][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) [ 1345.616255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.616288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.616316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.616388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.616428][ T32] r4:85078180 [ 1345.616758][ T32] INFO: task kworker/1:650:5714 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.616801][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.616879][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.616970][ T32] Call trace: [ 1345.617013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.617076][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.617102][ T32] r4:00000000 [ 1345.617146][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.617260][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.617293][ T32] dd20: b68c5000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.617328][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.617357][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.617382][ T32] r5:800f0013 r4:80239bb0 [ 1345.617402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.617443][ T32] r4:82ac21e4 [ 1345.617464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.617507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.617532][ T32] r4:dffaddc0 [ 1345.617581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.617628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.617653][ T32] r4:00000000 [ 1345.617698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.617771][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.617809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.617869][ T32] r5:00001000 r4:dfdc7000 [ 1345.617896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.617986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.649697][ T32] r5:848fc38c r4:848fc000 [ 1345.649792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.649946][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.650039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.650247][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.650313][ T32] r4:8484f680 [ 1345.650362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.650473][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.650531][ T32] r4:00000001 [ 1345.650577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.650659][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.650724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.650782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.650838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.650896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.650978][ T32] r4:848b22c0 [ 1345.651053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.651128][ T32] INFO: task kworker/1:651:5717 blocked for more than 472 seconds. [ 1345.651200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.651250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.651299][ T32] task:kworker/1:651 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.651420][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.651510][ T32] Call trace: [ 1345.651590][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.651699][ T32] r10:8291a684 r9:ebdf5d84 r8:00000002 r7:60000113 r6:ebdf5d8c r5:85763000 [ 1345.651784][ T32] r4:85763000 [ 1345.651833][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.651939][ T32] r5:85763000 r4:8291a680 [ 1345.651990][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.652069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.652158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 [ 1345.652204][ T32] r4:00000000 [ 1345.652252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.652327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.652412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.652497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078340 [ 1345.652552][ T32] r4:00000000 [ 1345.652613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.652729][ T32] r9:83018205 r8:85763000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.652784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.652867][ T32] r5:00001000 r4:eb533000 [ 1345.652909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.653016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.653113][ T32] r5:8573838c r4:85738000 [ 1345.653157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.653265][ T32] r7:ddde2d80 r6:83018200 r5:8573838c r4:849f9c00 [ 1345.653308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.653392][ T32] r10:61c88647 r9:85763000 r8:849f9c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.653432][ T32] r4:849f9c00 [ 1345.653453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.653528][ T32] r10:00000000 r9:849f9c00 r8:80287e08 r7:ebdede60 r6:849f9d00 r5:85763000 ** 4 printk messages dropped ** [ 1345.653678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.654427][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.654870][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.655026][ T32] dd20: b6f87000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1345.655191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1345.655430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.655957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.656437][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.656786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.657246][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.657704][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.678712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.679084][ T32] r5:85738b8c r4:85738800 [ 1345.679117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.679308][ T32] r10:61c88647 r9:85763c00 r8:849f9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.679360][ T32] r4:849f9d80 [ 1345.679411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.679468][ T32] r10:00000000 r9:849f9d80 r8:80287e08 r7:ebdf5e60 r6:849f9e80 r5:85763c00 [ 1345.679495][ T32] r4:00000001 [ 1345.679540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.679619][ T32] Exception stack(0xebdfdfb0 to 0xebdfdff8) [ 1345.679656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.679688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.679731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.679768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.679848][ T32] r4:85078380 [ 1345.680291][ T32] INFO: task kworker/1:652:5719 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.680350][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.680430][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.680525][ T32] Call trace: [ 1345.680616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.680700][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.680766][ T32] r4:00000000 [ 1345.680798][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.680894][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.680941][ T32] dd20: b70b8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.680978][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.681006][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.681053][ T32] r5:800f0013 r4:80239bb0 [ 1345.681124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.681177][ T32] r4:82ac21e4 [ 1345.681199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.681268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.681299][ T32] r4:dffaddc0 [ 1345.681347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.681403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.681428][ T32] r4:00000000 [ 1345.681514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.681568][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.681593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.681663][ T32] r5:00001000 r4:dfdc7000 [ 1345.681714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.681793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.681846][ T32] r5:848fc38c r4:848fc000 [ 1345.681869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.681943][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.681972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.682025][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.682049][ T32] r4:8484f680 [ 1345.682069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.682175][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.682205][ T32] r4:00000001 [ 1345.682227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.682267][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.682296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.682326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.682399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.682512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.682568][ T32] r4:848b22c0 [ 1345.682598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.682629][ T32] INFO: task kworker/1:653:5720 blocked for more than 472 seconds. [ 1345.682675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.682732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.682760][ T32] task:kworker/1:653 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.682874][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.682985][ T32] Call trace: [ 1345.683027][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.683088][ T32] r10:8291a684 r9:ebdf9d84 r8:00000002 r7:60000013 r6:ebdf9d8c r5:85764800 [ 1345.683116][ T32] r4:85764800 [ 1345.683138][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.683184][ T32] r5:85764800 r4:8291a680 [ 1345.683280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.683382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.683532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf9e08 [ 1345.683607][ T32] r4:00000000 [ 1345.683639][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.683682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.683719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.683810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078540 [ 1345.683920][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.684094][ T32] r9:83018205 r8:85764800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1345.684446][ T32] r5:8573878c r4:85738400 [ 1345.684674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.684866][ T32] r4:849f9e00 ** 5 printk messages dropped ** [ 1345.685069][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.685873][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.686536][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 7 printk messages dropped ** [ 1345.686853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1345.687390][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1345.687720][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 8 printk messages dropped ** [ 1345.709091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.709902][ T32] r4:85765400 ** 1 printk messages dropped ** [ 1345.710069][ T32] r5:85765400 r4:8291a680 ** 2 printk messages dropped ** [ 1345.710350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe01e08 ** 3 printk messages dropped ** [ 1345.710526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1345.710635][ T32] r4:00000000 [ 1345.710659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.710715][ T32] r9:83018205 r8:85765400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.710740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.710785][ T32] r5:00001000 r4:eb78b000 [ 1345.710818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.710863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.710907][ T32] r5:8573938c r4:85739000 [ 1345.710941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.711022][ T32] r7:ddde2d80 r6:83018200 r5:8573938c r4:849c9000 [ 1345.711074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.711132][ T32] r10:61c88647 r9:85765400 r8:849c902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.711157][ T32] r4:849c9000 [ 1345.711178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.711227][ T32] r10:00000000 r9:849c9000 r8:80287e08 r7:ebdfde60 r6:849c9100 r5:85765400 [ 1345.711251][ T32] r4:00000001 [ 1345.711270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.711321][ T32] Exception stack(0xebe01fb0 to 0xebe01ff8) [ 1345.711357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.711414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.711447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.711504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.711542][ T32] r4:85078a40 [ 1345.712021][ T32] INFO: task kworker/1:654:5723 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.712086][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.712201][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.712254][ T32] Call trace: [ 1345.712286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.712344][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.712457][ T32] r4:00000000 [ 1345.712482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.712575][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.712610][ T32] dd20: b73fe000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.712643][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.712694][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.712723][ T32] r5:800f0013 r4:80239bb0 [ 1345.712747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.712814][ T32] r4:82ac21e4 [ 1345.712912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.712961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.712991][ T32] r4:dffaddc0 [ 1345.713027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.713075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.713129][ T32] r4:00000000 [ 1345.713177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.713241][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.713289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.713369][ T32] r5:00001000 r4:dfdc7000 [ 1345.713394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.713462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.713511][ T32] r5:848fc38c r4:848fc000 [ 1345.713533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.713581][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.713605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.713654][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.713689][ T32] r4:8484f680 [ 1345.713714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.713809][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.713839][ T32] r4:00000001 [ 1345.713951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.713993][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.714034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.714066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.714098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.714232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.714261][ T32] r4:848b22c0 [ 1345.714325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.714384][ T32] INFO: task kworker/1:655:5725 blocked for more than 472 seconds. [ 1345.714479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.714535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.714600][ T32] task:kworker/1:655 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.714742][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.714862][ T32] Call trace: [ 1345.714956][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.715084][ T32] r10:8291a684 r9:ebe05d84 r8:00000002 r7:60000113 r6:ebe05d8c r5:85766000 [ 1345.715144][ T32] r4:85766000 [ 1345.715189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.715272][ T32] r5:85766000 r4:8291a680 [ 1345.715338][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.715432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.715545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe05e08 [ 1345.715617][ T32] r4:00000000 [ 1345.715668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.715748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.715822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.715911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078740 [ 1345.715959][ T32] r4:00000000 [ 1345.716019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.716126][ T32] r9:83018205 r8:85766000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.716184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.716282][ T32] r5:00001000 r4:eb611000 [ 1345.716334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.716420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.716473][ T32] r5:85738f8c r4:85738c00 [ 1345.716495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.716545][ T32] r7:ddde2d80 r6:83018200 r5:85738f8c r4:849c9180 [ 1345.716582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.716635][ T32] r10:61c88647 r9:85766000 r8:849c91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.716659][ T32] r4:849c9180 [ 1345.716703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.716755][ T32] r10:00000000 r9:849c9180 r8:80287e08 r7:ebe01e60 r6:849c9080 r5:85766000 [ 1345.716802][ T32] r4:00000001 [ 1345.716915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.717006][ T32] Exception stack(0xebe05fb0 to 0xebe05ff8) [ 1345.717110][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.717147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.717200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.717257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.717287][ T32] r4:85078780 [ 1345.717565][ T32] INFO: task kworker/1:655:5725 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.717601][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.717743][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.717848][ T32] Call trace: [ 1345.717973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.749041][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.749110][ T32] r4:00000000 [ 1345.749179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.749279][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.749322][ T32] dd20: b794c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.749360][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.749449][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.749524][ T32] r5:800f0013 r4:80239bb0 [ 1345.749580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.749633][ T32] r4:82ac21e4 [ 1345.749826][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.749941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.750038][ T32] r4:dffaddc0 [ 1345.750064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.750160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.750206][ T32] r4:00000000 [ 1345.750333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.750432][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.750462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.750528][ T32] r5:00001000 r4:dfdc7000 [ 1345.750578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.750647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.750762][ T32] r5:848fc38c r4:848fc000 [ 1345.750789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.750841][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.750864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.750914][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.750939][ T32] r4:8484f680 [ 1345.750983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.751037][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.751061][ T32] r4:00000001 [ 1345.751086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.751176][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.751209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.751239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.751285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.751370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.751400][ T32] r4:848b22c0 [ 1345.751489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.751602][ T32] INFO: task kworker/1:656:5726 blocked for more than 472 seconds. [ 1345.751643][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.751671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.751695][ T32] task:kworker/1:656 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.751941][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.752008][ T32] Call trace: [ 1345.752074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.752180][ T32] r10:8291a684 r9:ebe09d84 r8:00000002 r7:60000113 r6:ebe09d8c r5:85766c00 [ 1345.752259][ T32] r4:85766c00 [ 1345.752328][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.752430][ T32] r5:85766c00 r4:8291a680 [ 1345.752467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.752560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.752668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe09e08 [ 1345.752733][ T32] r4:00000000 [ 1345.752778][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.752857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.752938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.753117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078b40 [ 1345.753177][ T32] r4:00000000 [ 1345.753233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.753334][ T32] r9:83018205 r8:85766c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1345.753394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.753486][ T32] r5:00001000 r4:eb7bf000 [ 1345.753531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.753642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.753733][ T32] r5:8573978c r4:85739400 [ 1345.753759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.753812][ T32] r7:ddde2d80 r6:83018200 r5:8573978c r4:849c9200 [ 1345.753834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.753883][ T32] r10:61c88647 r9:85766c00 r8:849c922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.754008][ T32] r4:849c9200 [ 1345.754033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.754088][ T32] r10:00000000 r9:849c9200 r8:80287e08 r7:ebe01e60 r6:849c9380 r5:85766c00 [ 1345.754143][ T32] r4:00000001 [ 1345.754164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.754203][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1345.754232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.754337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.754400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.754495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.754549][ T32] r4:85078900 [ 1345.755151][ T32] INFO: task kworker/1:656:5726 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.755216][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.755289][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.755549][ T32] Call trace: [ 1345.755584][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.755666][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.755696][ T32] r4:00000000 [ 1345.755718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.755762][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.755816][ T32] dd20: b794c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.755851][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.755877][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.755902][ T32] r5:800f0013 r4:80239bb0 [ 1345.755925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.755967][ T32] r4:82ac21e4 [ 1345.755988][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.756034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.756057][ T32] r4:dffaddc0 [ 1345.756109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.756157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.756181][ T32] r4:00000000 [ 1345.756240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.756292][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.756316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.756361][ T32] r5:00001000 r4:dfdc7000 [ 1345.756445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.756492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.756578][ T32] r5:848fc38c r4:848fc000 [ 1345.756664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.756760][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.756827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.756926][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.756977][ T32] r4:8484f680 [ 1345.757019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.757136][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.757193][ T32] r4:00000001 [ 1345.757249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.757327][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.757390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.757450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.757509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.757577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.757631][ T32] r4:848b22c0 [ 1345.757674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.757730][ T32] INFO: task kworker/1:657:5728 blocked for more than 472 seconds. [ 1345.757791][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.757835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.757871][ T32] task:kworker/1:657 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.783226][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.783445][ T32] Call trace: [ 1345.783541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.783679][ T32] r10:8291a684 r9:ebe0dd84 r8:00000002 r7:60000113 r6:ebe0dd8c r5:85761800 [ 1345.783738][ T32] r4:85761800 [ 1345.783827][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.783942][ T32] r5:85761800 r4:8291a680 [ 1345.784022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.784124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.784249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe0de08 [ 1345.784323][ T32] r4:00000000 [ 1345.784400][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.784490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.784572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.784664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078e40 [ 1345.784718][ T32] r4:00000000 [ 1345.784767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.784867][ T32] r9:83018205 r8:85761800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1345.784918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.785033][ T32] r5:00001000 r4:eb8cb000 [ 1345.785108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.785199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.785300][ T32] r5:85739f8c r4:85739c00 [ 1345.785445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.785573][ T32] r7:ddde2d80 r6:83018200 r5:85739f8c r4:849c9280 [ 1345.785635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.785745][ T32] r10:61c88647 r9:85761800 r8:849c92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.785807][ T32] r4:849c9280 [ 1345.785879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.785977][ T32] r10:00000000 r9:849c9280 r8:80287e08 r7:ebe09e60 r6:849c9480 r5:85761800 [ 1345.786039][ T32] r4:00000001 [ 1345.786085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.786193][ T32] Exception stack(0xebe0dfb0 to 0xebe0dff8) [ 1345.786252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.786309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.786372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.786432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.786476][ T32] r4:85078b00 [ 1345.787152][ T32] INFO: task kworker/1:657:5728 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.787228][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.787354][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.787489][ T32] Call trace: [ 1345.787558][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.787656][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.787706][ T32] r4:00000000 [ 1345.787749][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.787857][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.788000][ T32] dd20: b7a74000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.802202][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.802316][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.802392][ T32] r5:800f0013 r4:80239bb0 [ 1345.802442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.802564][ T32] r4:82ac21e4 [ 1345.802610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.802702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.802763][ T32] r4:dffaddc0 [ 1345.802839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.802938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.802982][ T32] r4:00000000 [ 1345.803004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.803056][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.803079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.803130][ T32] r5:00001000 r4:dfdc7000 [ 1345.803201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.803281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.803360][ T32] r5:848fc38c r4:848fc000 [ 1345.803456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.803583][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.803610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.803678][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.803749][ T32] r4:8484f680 [ 1345.803776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.803828][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.803988][ T32] r4:00000001 [ 1345.804060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.804143][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.804202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.804275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.804316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.804368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.804418][ T32] r4:848b22c0 [ 1345.804504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.804583][ T32] INFO: task kworker/1:658:5730 blocked for more than 472 seconds. [ 1345.804648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.804702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.804750][ T32] task:kworker/1:658 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.804903][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.805041][ T32] Call trace: [ 1345.805116][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.805221][ T32] r10:8291a684 r9:ebe11d84 r8:00000002 r7:60000013 r6:ebe11d8c r5:85768000 [ 1345.805314][ T32] r4:85768000 [ 1345.805357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.805413][ T32] r5:85768000 r4:8291a680 [ 1345.805526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.805600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.805810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe11e08 [ 1345.805848][ T32] r4:00000000 [ 1345.805870][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.805910][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.805947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.805993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078cc0 [ 1345.806041][ T32] r4:00000000 [ 1345.806063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.806154][ T32] r9:83018205 r8:85768000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.806236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.806327][ T32] r5:00001000 r4:eb893000 [ 1345.806379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.806459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.806540][ T32] r5:85739b8c r4:85739800 [ 1345.806579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.806664][ T32] r7:ddde2d80 r6:83018200 r5:85739b8c r4:849c9300 [ 1345.806715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.806788][ T32] r10:61c88647 r9:85768000 r8:849c932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.806836][ T32] r4:849c9300 [ 1345.806874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.806979][ T32] r10:00000000 r9:849c9300 r8:80287e08 r7:ebe0de60 r6:849c9580 r5:85768000 [ 1345.807010][ T32] r4:00000001 [ 1345.807031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.807126][ T32] Exception stack(0xebe11fb0 to 0xebe11ff8) [ 1345.807168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.807201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.807307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.807349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.807375][ T32] r4:85078c80 [ 1345.828721][ T32] INFO: task kworker/1:658:5730 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.828892][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.829006][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.829092][ T32] Call trace: [ 1345.829133][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.829196][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.829319][ T32] r4:00000000 [ 1345.829383][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.829458][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.829508][ T32] dd20: b7efc000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.829543][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.829571][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.829596][ T32] r5:800f0013 r4:80239bb0 [ 1345.829644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.829748][ T32] r4:82ac21e4 [ 1345.829799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.829913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.829981][ T32] r4:dffaddc0 [ 1345.830029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.830156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.830210][ T32] r4:00000000 [ 1345.830321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.830383][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.830407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.830452][ T32] r5:00001000 r4:dfdc7000 [ 1345.830479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.830541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.830596][ T32] r5:848fc38c r4:848fc000 [ 1345.830642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.830696][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.830719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.830769][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.830818][ T32] r4:8484f680 [ 1345.830845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.830946][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.831028][ T32] r4:00000001 [ 1345.831076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.831144][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.831204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.831240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.831268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.831299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.831323][ T32] r4:848b22c0 [ 1345.831352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.831413][ T32] INFO: task kworker/1:659:5733 blocked for more than 472 seconds. [ 1345.831465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.831516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.831564][ T32] task:kworker/1:659 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.831663][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.831713][ T32] Call trace: [ 1345.831847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.831920][ T32] r10:8291a684 r9:ebe19d84 r8:00000002 r7:60000013 r6:ebe19d8c r5:85768c00 [ 1345.831956][ T32] r4:85768c00 [ 1345.832000][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.832048][ T32] r5:85768c00 r4:8291a680 [ 1345.832094][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.832205][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.832255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 [ 1345.832279][ T32] r4:00000000 [ 1345.832299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.832335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.832380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.832584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578f040 [ 1345.832691][ T32] r4:00000000 [ 1345.832717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.832790][ T32] r9:83018205 r8:85768c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1345.832817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.832889][ T32] r5:00001000 r4:eb951000 [ 1345.832914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.832980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.833036][ T32] r5:8573a38c r4:8573a000 [ 1345.833066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.833139][ T32] r7:ddde2d80 r6:83018200 r5:8573a38c r4:849c9400 [ 1345.833184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.833247][ T32] r10:61c88647 r9:85768c00 r8:849c942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.833271][ T32] r4:849c9400 [ 1345.833291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.833344][ T32] r10:00000000 r9:849c9400 r8:80287e08 r7:ebe0de60 r6:849c9680 r5:85768c00 [ 1345.833396][ T32] r4:00000001 [ 1345.833440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.833513][ T32] Exception stack(0xebe19fb0 to 0xebe19ff8) [ 1345.833566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.833620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.833676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.833722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.833798][ T32] r4:8578f000 [ 1345.834261][ T32] INFO: task kworker/1:659:5733 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.834333][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.834456][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.834564][ T32] Call trace: [ 1345.834676][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.834784][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.834833][ T32] r4:00000000 [ 1345.834880][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.834977][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.835034][ T32] dd20: b7efc000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.835068][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.835098][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.835124][ T32] r5:800f0013 r4:80239bb0 [ 1345.835170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.835223][ T32] r4:82ac21e4 [ 1345.835269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.835351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.835387][ T32] r4:dffaddc0 [ 1345.835434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.835506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.835558][ T32] r4:00000000 [ 1345.835581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.836007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.836294][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 4 printk messages dropped ** [ 1345.836467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.836889][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.837363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.837830][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.858953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.859004][ T32] r5:8573a78c r4:8573a400 [ 1345.859040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.859103][ T32] r7:ddde2d80 r6:83018200 r5:8573a78c r4:849c9500 [ 1345.859127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.859178][ T32] r10:61c88647 r9:85769800 r8:849c952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.859201][ T32] r4:849c9500 [ 1345.859286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.859392][ T32] r10:00000000 r9:849c9500 r8:80287e08 r7:ebe19e60 r6:849c9780 r5:85769800 [ 1345.859419][ T32] r4:00000001 [ 1345.859441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.859480][ T32] Exception stack(0xebe29fb0 to 0xebe29ff8) [ 1345.859514][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.859561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.859620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.859657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.859681][ T32] r4:8578f2c0 [ 1345.860127][ T32] INFO: task kworker/1:660:5735 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.860171][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.860276][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.860631][ T32] Call trace: [ 1345.860849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.860907][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.860934][ T32] r4:00000000 [ 1345.860955][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.860996][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.861026][ T32] dd20: b80a6000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.861057][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.861089][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.861115][ T32] r5:800f0013 r4:80239bb0 [ 1345.861136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.861317][ T32] r4:82ac21e4 [ 1345.861384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.861498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.861566][ T32] r4:dffaddc0 [ 1345.861624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.861701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.861731][ T32] r4:00000000 [ 1345.861753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.861816][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.861860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.861918][ T32] r5:00001000 r4:dfdc7000 [ 1345.861941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.862003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.862092][ T32] r5:848fc38c r4:848fc000 [ 1345.862184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.862271][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.862322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.862426][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.862469][ T32] r4:8484f680 [ 1345.862506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.862564][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.862615][ T32] r4:00000001 [ 1345.862659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.862732][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.862796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.862868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.862946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.863009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.863062][ T32] r4:848b22c0 [ 1345.863099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.863240][ T32] INFO: task kworker/1:661:5737 blocked for more than 472 seconds. [ 1345.863297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.863345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.863396][ T32] task:kworker/1:661 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.863521][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.863575][ T32] Call trace: [ 1345.863650][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.863742][ T32] r10:8291a684 r9:ebe2dd84 r8:00000002 r7:60000013 r6:ebe2dd8c r5:8576a400 [ 1345.863774][ T32] r4:8576a400 [ 1345.863797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.863843][ T32] r5:8576a400 r4:8291a680 [ 1345.863866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.863908][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.863955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe2de08 [ 1345.863980][ T32] r4:00000000 [ 1345.864000][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1345.864185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.864623][ T32] r5:8573b38c r4:8573b000 [ 1345.864647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.864769][ T32] r10:61c88647 r9:8576a400 r8:849c962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.865269][ T32] r4:8578f180 ** 2 printk messages dropped ** [ 1345.865747][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.866069][ T32] dd20: b80a6000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1345.866214][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.866242][ T32] r5:800f0013 r4:80239bb0 [ 1345.866265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.866310][ T32] r4:82ac21e4 [ 1345.866333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.866428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.866459][ T32] r4:dffaddc0 [ 1345.866481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.866552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.866579][ T32] r4:00000000 [ 1345.866639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.866694][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.866749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.866800][ T32] r5:00001000 r4:dfdc7000 [ 1345.866824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.866890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.866941][ T32] r5:848fc38c r4:848fc000 [ 1345.866963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.867053][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.867088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.867143][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.867239][ T32] r4:8484f680 [ 1345.867266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.867315][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.867342][ T32] r4:00000001 [ 1345.867364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.867404][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.867505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.867550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.867604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.867640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.867667][ T32] r4:848b22c0 [ 1345.867690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.867721][ T32] INFO: task kworker/1:662:5739 blocked for more than 472 seconds. [ 1345.867752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.867814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.867866][ T32] task:kworker/1:662 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.889115][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.889296][ T32] Call trace: [ 1345.889336][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.889400][ T32] r10:8291a684 r9:ebe31d84 r8:00000002 r7:60000013 r6:ebe31d8c r5:8576b000 [ 1345.889427][ T32] r4:8576b000 [ 1345.889449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.889495][ T32] r5:8576b000 r4:8291a680 [ 1345.889533][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.889679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.889761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe31e08 [ 1345.889793][ T32] r4:00000000 [ 1345.889829][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.889877][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.889949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.890005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578f380 ** 1 printk messages dropped ** [ 1345.890060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.890421][ T32] r5:8573ab8c r4:8573a800 [ 1345.890448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.890523][ T32] r7:ddde2d80 r6:83018200 r5:8573ab8c r4:849c9700 [ 1345.890577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.890688][ T32] r10:61c88647 r9:8576b000 r8:849c972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.890720][ T32] r4:849c9700 [ 1345.890746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.890915][ T32] r10:00000000 r9:849c9700 r8:80287e08 r7:ebe2de60 r6:849c9900 r5:8576b000 [ 1345.890986][ T32] r4:00000001 [ 1345.891078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.891154][ T32] Exception stack(0xebe31fb0 to 0xebe31ff8) [ 1345.891188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.891244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.891276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.891307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.891358][ T32] r4:8578f340 [ 1345.891791][ T32] INFO: task kworker/1:662:5739 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.891852][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.891963][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.892045][ T32] Call trace: [ 1345.892109][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.892169][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.892202][ T32] r4:00000000 [ 1345.892224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.892293][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.892329][ T32] dd20: b84a2000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1345.892437][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1345.892786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.893070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.893484][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1345.893815][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1345.894171][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.894242][ T32] Call trace: [ 1345.894299][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.894407][ T32] r10:8291a684 r9:ebe25d84 r8:00000002 r7:60000013 r6:ebe25d8c r5:8576bc00 [ 1345.894482][ T32] r4:8576bc00 [ 1345.894533][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.894583][ T32] r5:8576bc00 r4:8291a680 [ 1345.894629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.894675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.894722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe25e08 [ 1345.894746][ T32] r4:00000000 [ 1345.894769][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.894844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.894914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.894964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578f500 [ 1345.894989][ T32] r4:00000000 [ 1345.895084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.895146][ T32] r9:83018205 r8:8576bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1345.895194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.895242][ T32] r5:00001000 r4:ebb23000 [ 1345.895263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.895328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.895388][ T32] r5:8573af8c r4:8573ac00 [ 1345.895415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.895465][ T32] r7:ddde2d80 r6:83018200 r5:8573af8c r4:849c9a80 [ 1345.895487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.895674][ T32] r10:00000000 r9:849c9a80 r8:80287e08 r7:ebe2de60 r6:849c9800 r5:8576bc00 ** 7 printk messages dropped ** [ 1345.896044][ T32] r4:8578f840 ** 5 printk messages dropped ** [ 1345.896754][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 7 printk messages dropped ** [ 1345.897008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.897557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.897843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.922747][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1345.923145][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1345.923422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.923938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578f780 ** 6 printk messages dropped ** [ 1345.924502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.924966][ T32] r10:61c88647 r9:8576c800 r8:849c99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.925327][ T32] r4:00000001 [ 1345.925347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.925391][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1345.925420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.925477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.925510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.925542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.925565][ T32] r4:8578f580 [ 1345.925972][ T32] INFO: task kworker/1:664:5742 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1345.926026][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.926205][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.926283][ T32] Call trace: [ 1345.926381][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.926444][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1345.926469][ T32] r4:00000000 [ 1345.926489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.926534][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.926578][ T32] dd20: b88af000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.926626][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.926681][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.926734][ T32] r5:800f0013 r4:80239bb0 [ 1345.926758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.926825][ T32] r4:82ac21e4 [ 1345.926849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.926894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.926919][ T32] r4:dffaddc0 [ 1345.926938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.926981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.927003][ T32] r4:00000000 [ 1345.927023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.927084][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.927111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.927155][ T32] r5:00001000 r4:dfdc7000 [ 1345.927177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.927218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.927260][ T32] r5:848fc38c r4:848fc000 [ 1345.927285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.927335][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.927358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.927433][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.927460][ T32] r4:8484f680 [ 1345.927480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.927529][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.927552][ T32] r4:00000001 [ 1345.927577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.927615][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.927643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.927677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.927706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.927741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.927789][ T32] r4:848b22c0 [ 1345.927814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.927841][ T32] INFO: task kworker/1:665:5745 blocked for more than 472 seconds. [ 1345.927909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.952230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.952285][ T32] task:kworker/1:665 state:D stack:0 pid:5745 tgid:5745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.952364][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.952430][ T32] Call trace: [ 1345.952464][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.952528][ T32] r10:8291a684 r9:ebe41d84 r8:00000002 r7:60000113 r6:ebe41d8c r5:8576d400 [ 1345.952594][ T32] r4:8576d400 [ 1345.952642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.952693][ T32] r5:8576d400 r4:8291a680 [ 1345.952740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.952878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe41e08 ** 6 printk messages dropped ** [ 1345.953190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.953452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.953622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.954296][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.954675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.956035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1345.956499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1345.956850][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1345.957154][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.957378][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.957639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.971620][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.972008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.972239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.972541][ T32] r4:849c9b80 ** 6 printk messages dropped ** [ 1345.972891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.973740][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1345.973908][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1345.973938][ T32] dd20: b8dc4000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1345.973969][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1345.973996][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.974021][ T32] r5:800f0013 r4:80239bb0 [ 1345.974090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.974177][ T32] r4:82ac21e4 [ 1345.974220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.974286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1345.974313][ T32] r4:dffaddc0 [ 1345.974368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.974476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1345.974530][ T32] r4:00000000 [ 1345.974557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.974629][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.974703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.974753][ T32] r5:00001000 r4:dfdc7000 [ 1345.974777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.974842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.974891][ T32] r5:848fc38c r4:848fc000 [ 1345.974916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.975064][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1345.975102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.975155][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.975178][ T32] r4:8484f680 [ 1345.975222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.975275][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1345.975316][ T32] r4:00000001 [ 1345.975340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.975383][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1345.975437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.975520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.975602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.975669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.975713][ T32] r4:848b22c0 [ 1345.975757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.975841][ T32] INFO: task kworker/1:667:5749 blocked for more than 472 seconds. [ 1345.975882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.975908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.975929][ T32] task:kworker/1:667 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.975981][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.976097][ T32] Call trace: [ 1345.976136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.976193][ T32] r10:8291a684 r9:ebe5dd84 r8:00000002 r7:60000113 r6:ebe5dd8c r5:8496d400 [ 1345.976232][ T32] r4:8496d400 [ 1345.976256][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.976307][ T32] r5:8496d400 r4:8291a680 [ 1345.976474][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.976568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.976638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe5de08 [ 1345.976768][ T32] r4:00000000 [ 1345.976819][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.976860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.976896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.976939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578fdc0 [ 1345.976986][ T32] r4:00000000 [ 1345.977010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.977079][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.977191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.977240][ T32] r5:00001000 r4:ebb7d000 [ 1345.977260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.977300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.977347][ T32] r5:8574078c r4:85740400 [ 1345.977370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.977419][ T32] r7:ddde2d80 r6:83018200 r5:8574078c r4:849c9c00 [ 1345.977441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.977490][ T32] r10:61c88647 r9:8496d400 r8:849c9c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.977512][ T32] r4:849c9c00 [ 1345.977556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.977631][ T32] r10:00000000 r9:849c9c00 r8:80287e08 r7:ebe51e60 r6:84800a00 r5:8496d400 [ 1345.977657][ T32] r4:00000001 [ 1345.977682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.977721][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) [ 1345.977749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.977782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.977816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.977849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.977887][ T32] r4:8578fac0 [ 1345.998507][ T32] INFO: task kworker/1:667:5749 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 2 printk messages dropped ** [ 1345.998829][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.999063][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1345.999282][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.999449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1345.999956][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1346.000268][ T32] r4:00000001 [ 1346.000290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.000336][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.000364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.000420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.000454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.000489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.000512][ T32] r4:848b22c0 [ 1346.000558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.000596][ T32] INFO: task kworker/1:668:5750 blocked for more than 472 seconds. [ 1346.000678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.000714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.000737][ T32] task:kworker/1:668 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.000788][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.000877][ T32] Call trace: [ 1346.000925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.000995][ T32] r10:8291a684 r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:849e6c00 [ 1346.001025][ T32] r4:849e6c00 [ 1346.001046][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.001105][ T32] r5:849e6c00 r4:8291a680 [ 1346.001130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.001246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.001333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1346.001360][ T32] r4:00000000 [ 1346.001428][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.001474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.001511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.001555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578fc40 [ 1346.001579][ T32] r4:00000000 [ 1346.001600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.001672][ T32] r9:83018205 r8:849e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1346.001699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.001769][ T32] r5:00001000 r4:ebb67000 [ 1346.001880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.001927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.001973][ T32] r5:8574038c r4:85740000 [ 1346.001994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.002050][ T32] r7:ddde2d80 r6:83018200 r5:8574038c r4:849c9d80 [ 1346.002082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.002193][ T32] r10:61c88647 r9:849e6c00 r8:849c9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.002232][ T32] r4:849c9d80 [ 1346.002253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.002301][ T32] r10:00000000 r9:849c9d80 r8:80287e08 r7:ebe5de60 r6:84800a80 r5:849e6c00 [ 1346.002329][ T32] r4:00000001 [ 1346.002366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.002409][ T32] Exception stack(0xebe61fb0 to 0xebe61ff8) [ 1346.002437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.002488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.002520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.002554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.002580][ T32] r4:8578fb80 [ 1346.003013][ T32] INFO: task kworker/1:668:5750 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.003078][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.003187][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.003274][ T32] Call trace: [ 1346.003316][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.003411][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.003573][ T32] r4:00000000 [ 1346.003631][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.003677][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.003732][ T32] dd20: b90a4000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1346.004056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.004813][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1346.005176][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.005456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.005486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.005538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.005580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.005603][ T32] r4:848b22c0 [ 1346.005626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.005680][ T32] INFO: task kworker/1:669:5751 blocked for more than 472 seconds. [ 1346.005715][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.005753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.005780][ T32] task:kworker/1:669 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.005834][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.005918][ T32] Call trace: [ 1346.005963][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.006048][ T32] r10:8291a684 r9:ebe65d84 r8:00000002 r7:60000113 r6:ebe65d8c r5:85038000 [ 1346.006083][ T32] r4:85038000 [ 1346.006155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.006211][ T32] r5:85038000 r4:8291a680 [ 1346.006280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.006334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.006410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe65e08 [ 1346.006461][ T32] r4:00000000 [ 1346.006484][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.006520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.006590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.006707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848131c0 [ 1346.006741][ T32] r4:00000000 [ 1346.006808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.006859][ T32] r9:83018205 r8:85038000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1346.006881][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.006924][ T32] r5:00001000 r4:ebb91000 [ 1346.006943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.007000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.007085][ T32] r5:85740b8c r4:85740800 [ 1346.007149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.007207][ T32] r7:ddde2d80 r6:83018200 r5:85740b8c r4:849c9e00 [ 1346.007276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.007331][ T32] r10:61c88647 r9:85038000 r8:849c9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.007359][ T32] r4:849c9e00 [ 1346.007403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.007508][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.007811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.045186][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.045314][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.045384][ T32] dd20: b9625000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.045443][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.045495][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.045547][ T32] r5:800f0013 r4:80239bb0 [ 1346.045595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.045686][ T32] r4:82ac21e4 [ 1346.045731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.045818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.045909][ T32] r4:dffaddc0 [ 1346.046226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.046282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.046306][ T32] r4:00000000 [ 1346.046328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.046378][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.046402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.046446][ T32] r5:00001000 r4:dfdc7000 [ 1346.046467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.046507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.046554][ T32] r5:848fc38c r4:848fc000 [ 1346.046606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.046733][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.046761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.046812][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.046834][ T32] r4:8484f680 [ 1346.046854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.047010][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.047181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.047496][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1346.047797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1346.059738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f8b00 ** 6 printk messages dropped ** [ 1346.060187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.060279][ T32] r5:85740f8c r4:85740c00 [ 1346.060329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.060826][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.061086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.061331][ T32] r4:8578fd80 ** 5 printk messages dropped ** [ 1346.062616][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1346.063041][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.063397][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1346.063837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.064484][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1346.064791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.065354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.065920][ T32] r4:85038c00 ** 3 printk messages dropped ** [ 1346.066220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.066914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.067121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.067398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.090914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.092638][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1346.093084][ T32] r5:800f0013 r4:80239bb0 [ 1346.093128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.093228][ T32] r4:82ac21e4 [ 1346.093273][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.093413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.093473][ T32] r4:dffaddc0 [ 1346.093520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.093609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.093660][ T32] r4:00000000 [ 1346.093704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.093798][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.093847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.093935][ T32] r5:00001000 r4:dfdc7000 [ 1346.093995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.094125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.094231][ T32] r5:848fc38c r4:848fc000 [ 1346.094281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.094377][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.094433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.094535][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.094604][ T32] r4:8484f680 [ 1346.094672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.094786][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.094856][ T32] r4:00000001 [ 1346.094921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.095005][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.095094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.095167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.095244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.095332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.095404][ T32] r4:848b22c0 [ 1346.095455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.095538][ T32] INFO: task kworker/1:672:5757 blocked for more than 472 seconds. [ 1346.095606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.095661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.095727][ T32] task:kworker/1:672 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.095832][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.095924][ T32] Call trace: [ 1346.095986][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.096081][ T32] r10:8291a684 r9:ebe6dd84 r8:00000002 r7:60000113 r6:ebe6dd8c r5:8576ec00 [ 1346.096131][ T32] r4:8576ec00 [ 1346.096207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.096303][ T32] r5:8576ec00 r4:8291a680 [ 1346.096370][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.096460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.096553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe6de08 [ 1346.096607][ T32] r4:00000000 [ 1346.096652][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.096727][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.096811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.096921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fdf80 [ 1346.097022][ T32] r4:00000000 [ 1346.097098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.097201][ T32] r9:83018205 r8:8576ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1346.097271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.097370][ T32] r5:00001000 r4:ebbab000 [ 1346.097417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.097505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.097601][ T32] r5:8574138c r4:85741000 [ 1346.097669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.097800][ T32] r7:ddde2d80 r6:83018200 r5:8574138c r4:849f9f80 [ 1346.097968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.129092][ T32] r10:61c88647 r9:8576ec00 r8:849f9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.129198][ T32] r4:849f9f80 [ 1346.129252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.129391][ T32] r10:00000000 r9:849f9f80 r8:80287e08 r7:ebe79e60 r6:849f9c80 r5:8576ec00 [ 1346.129443][ T32] r4:00000001 [ 1346.129488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.129565][ T32] Exception stack(0xebe6dfb0 to 0xebe6dff8) [ 1346.129623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.129682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.129741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.129803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.129874][ T32] r4:85078e00 ** 1 printk messages dropped ** [ 1346.130674][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.131596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.132111][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1346.132288][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 3 printk messages dropped ** [ 1346.132461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1346.132569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.132611][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.132639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.132695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.132755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.132840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.132901][ T32] r4:848b22c0 [ 1346.133029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.133063][ T32] INFO: task kworker/1:673:5760 blocked for more than 472 seconds. [ 1346.133108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.133135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.133159][ T32] task:kworker/1:673 state:D stack:0 pid:5760 tgid:5760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.133209][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.133254][ T32] Call trace: [ 1346.133310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.133368][ T32] r10:8291a684 r9:ebe45d84 r8:00000002 r7:60000013 r6:ebe45d8c r5:8576e000 [ 1346.133394][ T32] r4:8576e000 [ 1346.133415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.133490][ T32] r5:8576e000 r4:8291a680 [ 1346.133565][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.133610][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.133704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe45e08 [ 1346.133732][ T32] r4:00000000 [ 1346.133753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.133794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.133832][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.133876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8140 [ 1346.133900][ T32] r4:00000000 [ 1346.133945][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.133995][ T32] r9:83018205 r8:8576e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1346.134030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.134130][ T32] r5:00001000 r4:ebbc9000 [ 1346.134190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.134238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.134283][ T32] r5:85741b8c r4:85741800 [ 1346.134304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.134357][ T32] r7:ddde2d80 r6:83018200 r5:85741b8c r4:857a9000 [ 1346.134390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.134487][ T32] r10:61c88647 r9:8576e000 r8:857a902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.134548][ T32] r4:857a9000 [ 1346.134593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.134693][ T32] r10:00000000 r9:857a9000 r8:80287e08 r7:ebe79e60 r6:857a9180 r5:8576e000 [ 1346.134743][ T32] r4:00000001 [ 1346.134781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.134855][ T32] Exception stack(0xebe45fb0 to 0xebe45ff8) [ 1346.134911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.134993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.135054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.135128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.135177][ T32] r4:857a8240 [ 1346.135541][ T32] INFO: task kworker/1:673:5760 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.135582][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.135716][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.135813][ T32] Call trace: [ 1346.135844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.135898][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.135923][ T32] r4:00000000 [ 1346.135943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.135985][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.136038][ T32] dd20: b9bab000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.136087][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.136127][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.136182][ T32] r5:800f0013 r4:80239bb0 [ 1346.136208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.136275][ T32] r4:82ac21e4 [ 1346.136299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.136380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.136408][ T32] r4:dffaddc0 [ 1346.136460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.136506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.136531][ T32] r4:00000000 [ 1346.136572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.136656][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.136713][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.136805][ T32] r5:00001000 r4:dfdc7000 [ 1346.136851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.136930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.137015][ T32] r5:848fc38c r4:848fc000 [ 1346.137087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.137186][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.137252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.137355][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.137507][ T32] r4:8484f680 [ 1346.137562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.137676][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.137748][ T32] r4:00000001 [ 1346.137805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.137883][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.159947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.160135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.160207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.160279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.160332][ T32] r4:848b22c0 [ 1346.160386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.160448][ T32] INFO: task kworker/1:674:5762 blocked for more than 472 seconds. [ 1346.160517][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.160575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.160622][ T32] task:kworker/1:674 state:D stack:0 pid:5762 tgid:5762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.160736][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.160850][ T32] Call trace: [ 1346.160955][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.161065][ T32] r10:8291a684 r9:ec68dd84 r8:00000002 r7:60000113 r6:ec68dd8c r5:8503bc00 [ 1346.161124][ T32] r4:8503bc00 [ 1346.161172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.161268][ T32] r5:8503bc00 r4:8291a680 [ 1346.161317][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.161405][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.161503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1346.161557][ T32] r4:00000000 [ 1346.161603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.161682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.161762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.161854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8380 [ 1346.161928][ T32] r4:00000000 [ 1346.161981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.162089][ T32] r9:83018205 r8:8503bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1346.162190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.162287][ T32] r5:00001000 r4:ebc33000 [ 1346.162338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.162442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.162539][ T32] r5:85741f8c r4:85741c00 [ 1346.162589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.162693][ T32] r7:ddde2d80 r6:83018200 r5:85741f8c r4:857a9080 [ 1346.162736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.162876][ T32] r10:61c88647 r9:8503bc00 r8:857a90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.162937][ T32] r4:857a9080 [ 1346.163000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.163127][ T32] r10:00000000 r9:857a9080 r8:80287e08 r7:ebe45e60 r6:84800c80 r5:8503bc00 [ 1346.163205][ T32] r4:00000001 [ 1346.163256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.163344][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1346.163410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.163477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.163539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.163625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.163703][ T32] r4:857a8240 [ 1346.164250][ T32] INFO: task kworker/1:674:5762 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.164307][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.164418][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.164531][ T32] Call trace: [ 1346.164594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.164703][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.164761][ T32] r4:00000000 [ 1346.164810][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1346.165180][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.165544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 6 printk messages dropped ** [ 1346.165848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.166369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.166696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1346.166982][ T32] r10:8291a684 r9:ec695d84 r8:00000002 r7:60000113 r6:ec695d8c r5:8503c800 ** 8 printk messages dropped ** [ 1346.167363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.167687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.167854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.194730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.195846][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.196125][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1346.196378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1346.196715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.197114][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1346.197443][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1346.197802][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.205327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.205614][ T32] r4:00000000 [ 1346.205635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.205683][ T32] r9:83018205 r8:8503e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1346.205730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.205782][ T32] r5:00001000 r4:ebcbf000 [ 1346.205816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.205865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.205912][ T32] r5:85742b8c r4:85742800 [ 1346.205933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.206028][ T32] r7:ddde2d80 r6:83018200 r5:85742b8c r4:857a9280 [ 1346.206054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.206131][ T32] r10:61c88647 r9:8503e000 r8:857a92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.206158][ T32] r4:857a9280 [ 1346.206180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.206228][ T32] r10:00000000 r9:857a9280 r8:80287e08 r7:ec695e60 r6:84800d80 r5:8503e000 [ 1346.206252][ T32] r4:00000001 [ 1346.206313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.206373][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1346.206407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.206439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.206491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.206575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.206602][ T32] r4:857a8340 [ 1346.206992][ T32] INFO: task kworker/1:676:5766 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.207066][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.207170][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.207363][ T32] Call trace: [ 1346.207479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.207588][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.207617][ T32] r4:00000000 [ 1346.207638][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.207679][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.207795][ T32] dd20: ba0d0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.207830][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.207859][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.207902][ T32] r5:800f0013 r4:80239bb0 [ 1346.207927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.207968][ T32] r4:82ac21e4 [ 1346.221099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.221220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.221250][ T32] r4:dffaddc0 [ 1346.221272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.221317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.221341][ T32] r4:00000000 [ 1346.221386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.221440][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.221464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.221511][ T32] r5:00001000 r4:dfdc7000 [ 1346.221556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.221601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.221646][ T32] r5:848fc38c r4:848fc000 [ 1346.221691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.221746][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.221769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.221818][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.221842][ T32] r4:8484f680 [ 1346.221862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.221910][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.221933][ T32] r4:00000001 [ 1346.221953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.221991][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.222022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.222052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.222123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.222160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.222185][ T32] r4:848b22c0 [ 1346.222234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.222279][ T32] INFO: task kworker/1:677:5768 blocked for more than 472 seconds. [ 1346.222339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.222368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.222393][ T32] task:kworker/1:677 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.222479][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.222624][ T32] Call trace: [ 1346.222661][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.222716][ T32] r10:8291a684 r9:ec6a1d84 r8:00000002 r7:60000113 r6:ec6a1d8c r5:8503d400 [ 1346.222765][ T32] r4:8503d400 [ 1346.222838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.222910][ T32] r5:8503d400 r4:8291a680 [ 1346.222935][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.222976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.223075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1346.223103][ T32] r4:00000000 [ 1346.223123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.223160][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.223226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.223273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8580 [ 1346.223297][ T32] r4:00000000 [ 1346.223317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.223362][ T32] r9:83018205 r8:8503d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1346.223386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.223429][ T32] r5:00001000 r4:ebc81000 [ 1346.223455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.223521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.223574][ T32] r5:8574278c r4:85742400 [ 1346.223622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.223674][ T32] r7:ddde2d80 r6:83018200 r5:8574278c r4:857a9300 [ 1346.223696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.223745][ T32] r10:61c88647 r9:8503d400 r8:857a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.223773][ T32] r4:857a9300 [ 1346.223830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.223881][ T32] r10:00000000 r9:857a9300 r8:80287e08 r7:ec69de60 r6:84800e00 r5:8503d400 [ 1346.223904][ T32] r4:00000001 [ 1346.223933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.223978][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1346.224007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.224037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.224064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.224102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.224143][ T32] r4:857a8680 [ 1346.224538][ T32] INFO: task kworker/1:677:5768 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.224572][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.224628][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.224672][ T32] Call trace: [ 1346.224701][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.225039][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.225083][ T32] r4:00000000 [ 1346.225107][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.225206][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.225263][ T32] dd20: ba435000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.225298][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.225411][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.225507][ T32] r5:800f0013 r4:80239bb0 [ 1346.225533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.225576][ T32] r4:82ac21e4 [ 1346.225597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.225676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.225712][ T32] r4:dffaddc0 [ 1346.225731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.225844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.225871][ T32] r4:00000000 [ 1346.225905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.225956][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.226033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.226203][ T32] r5:00001000 r4:dfdc7000 [ 1346.226232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.226287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.226386][ T32] r5:848fc38c r4:848fc000 [ 1346.226460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.226520][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.226544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.226595][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.226670][ T32] r4:8484f680 [ 1346.226837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.226890][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.226916][ T32] r4:00000001 [ 1346.227016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.227057][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.227089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.227118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.227147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.227177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.227199][ T32] r4:848b22c0 [ 1346.227220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.227296][ T32] INFO: task kworker/1:678:5769 blocked for more than 472 seconds. [ 1346.227330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.227356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.227378][ T32] task:kworker/1:678 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.227529][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.227733][ T32] Call trace: [ 1346.227801][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.227855][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000013 r6:ec6a5d8c r5:8503ec00 [ 1346.228006][ T32] r4:8503ec00 [ 1346.253032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.253209][ T32] r5:8503ec00 r4:8291a680 [ 1346.253259][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.253709][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.254429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.254516][ T32] r5:85742f8c r4:85742c00 ** 2 printk messages dropped ** [ 1346.254695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.255218][ T32] Exception stack(0xec6a5fb0 to 0xec6a5ff8) ** 4 printk messages dropped ** [ 1346.255545][ T32] r4:857a84c0 ** 5 printk messages dropped ** [ 1346.256840][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1346.257506][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.257872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1346.269655][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1346.270233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1346.270920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.271833][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.272363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8a40 ** 6 printk messages dropped ** [ 1346.272836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.273125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.273742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.274931][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.275548][ T32] dd20: ba685000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1346.276242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 6 printk messages dropped ** [ 1346.276727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.276835][ T32] r5:848fc38c r4:848fc000 [ 1346.276883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.276981][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.277029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.277133][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.277184][ T32] r4:8484f680 [ 1346.277229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.277329][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.277384][ T32] r4:00000001 [ 1346.277454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.277541][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.277623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.277691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.277749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.277810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.277868][ T32] r4:848b22c0 [ 1346.278015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.299931][ T32] INFO: task kworker/1:680:5775 blocked for more than 472 seconds. [ 1346.300002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.300031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.300055][ T32] task:kworker/1:680 state:D stack:0 pid:5775 tgid:5775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.300183][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.300324][ T32] Call trace: [ 1346.300507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.300571][ T32] r10:8291a684 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:85770000 [ 1346.300598][ T32] r4:85770000 [ 1346.300620][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.300665][ T32] r5:85770000 r4:8291a680 [ 1346.300685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.300725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.300770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 [ 1346.300793][ T32] r4:00000000 [ 1346.300814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.300849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.300915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.300964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8ac0 [ 1346.300988][ T32] r4:00000000 [ 1346.301008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.301062][ T32] r9:83018205 r8:85770000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1346.301100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.301145][ T32] r5:00001000 r4:ebe49000 [ 1346.301166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.301213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.301261][ T32] r5:8574378c r4:85743400 [ 1346.301295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.301351][ T32] r7:ddde2d80 r6:83018200 r5:8574378c r4:857a9500 [ 1346.301373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.301421][ T32] r10:61c88647 r9:85770000 r8:857a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.301444][ T32] r4:857a9500 [ 1346.301465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.301513][ T32] r10:00000000 r9:857a9500 r8:80287e08 r7:ec6a9e60 r6:857a9380 r5:85770000 [ 1346.301538][ T32] r4:00000001 [ 1346.301558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.301598][ T32] Exception stack(0xec685fb0 to 0xec685ff8) [ 1346.301644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.301678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.301712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.301781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.301808][ T32] r4:857a8880 [ 1346.302263][ T32] INFO: task kworker/1:680:5775 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.302302][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.302414][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.302464][ T32] Call trace: [ 1346.302579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.302638][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.302663][ T32] r4:00000000 [ 1346.302683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.302725][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.302754][ T32] dd20: baabe000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.302785][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 2 printk messages dropped ** [ 1346.302884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.303254][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1346.303614][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1346.303711][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.303950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.304344][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.304583][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.304970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.305279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.305641][ T32] r10:61c88647 r9:85770c00 r8:857a94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.306061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.306805][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1346.307198][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.307499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1346.307845][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1346.327157][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1346.327248][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.327271][ T32] r4:00000001 [ 1346.327293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.327335][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.327367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.327424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.327530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.327565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.327589][ T32] r4:848b22c0 [ 1346.327613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.327696][ T32] INFO: task kworker/1:682:5778 blocked for more than 472 seconds. [ 1346.327742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.327768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.327850][ T32] task:kworker/1:682 state:D stack:0 pid:5778 tgid:5778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.341093][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.341258][ T32] Call trace: [ 1346.341296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.341360][ T32] r10:8291a684 r9:ec6bdd84 r8:00000002 r7:60000013 r6:ec6bdd8c r5:85772400 [ 1346.341388][ T32] r4:85772400 [ 1346.341431][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.341537][ T32] r5:85772400 r4:8291a680 [ 1346.341563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.341606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.341651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 [ 1346.341701][ T32] r4:00000000 [ 1346.341726][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.341762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.341802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.341906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8dc0 [ 1346.341933][ T32] r4:00000000 [ 1346.341995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.342078][ T32] r9:83018205 r8:85772400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1346.342146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.342198][ T32] r5:00001000 r4:ec6ad000 [ 1346.342220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.342261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.342306][ T32] r5:85743b8c r4:85743800 [ 1346.342328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.342377][ T32] r7:ddde2d80 r6:83018200 r5:85743b8c r4:857a9600 [ 1346.342399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.342474][ T32] r10:61c88647 r9:85772400 r8:857a962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.342527][ T32] r4:857a9600 [ 1346.342577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.342630][ T32] r10:00000000 r9:857a9600 r8:80287e08 r7:ebe35e60 r6:857a9680 r5:85772400 [ 1346.342654][ T32] r4:00000001 [ 1346.342674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.342736][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1346.342780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.342815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.342843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.342874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.342898][ T32] r4:857a8b00 [ 1346.343300][ T32] INFO: task kworker/1:682:5778 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.343363][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.343428][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.343502][ T32] Call trace: [ 1346.343601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.343716][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.343826][ T32] r4:00000000 [ 1346.343870][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.343916][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.343971][ T32] dd20: bb191000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.344035][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.344066][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.344122][ T32] r5:800f0013 r4:80239bb0 [ 1346.344148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1346.344553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 12 printk messages dropped ** [ 1346.345247][ T32] r4:8484f680 ** 5 printk messages dropped ** [ 1346.345677][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.345771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.345801][ T32] r4:848b22c0 [ 1346.345824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.345864][ T32] INFO: task kworker/1:683:5782 blocked for more than 472 seconds. [ 1346.345932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.345993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.346017][ T32] task:kworker/1:683 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.346089][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.346184][ T32] Call trace: [ 1346.346245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.346298][ T32] r10:8291a684 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:85773000 [ 1346.346323][ T32] r4:85773000 [ 1346.346345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.346389][ T32] r5:85773000 r4:8291a680 [ 1346.346409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.346447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.346493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1346.346516][ T32] r4:00000000 [ 1346.346535][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.346571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.346607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.346671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7380 [ 1346.346698][ T32] r4:00000000 [ 1346.346738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.346865][ T32] r9:83018205 r8:85773000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1346.346892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.346937][ T32] r5:00001000 r4:dfa91000 [ 1346.346985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.347031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.347080][ T32] r5:85870b8c r4:85870800 [ 1346.347102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.347174][ T32] r7:ddde2d80 r6:83018200 r5:85870b8c r4:857a9700 [ 1346.347199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.347253][ T32] r10:61c88647 r9:85773000 r8:857a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.347279][ T32] r4:857a9700 [ 1346.347313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.347375][ T32] r10:00000000 r9:857a9700 r8:80287e08 r7:ebe35e60 r6:857a9780 r5:85773000 [ 1346.347401][ T32] r4:00000001 [ 1346.347421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.347470][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) [ 1346.347501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.347531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.347558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.347594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.347619][ T32] r4:857b7080 [ 1346.347873][ T32] INFO: task kworker/1:683:5782 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.347906][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.356796][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.356898][ T32] Call trace: [ 1346.356958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.357023][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.357048][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.357118][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1346.357333][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.357786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1346.374271][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1346.374487][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 11 printk messages dropped ** [ 1346.374944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.375493][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.375543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1346.375578][ T32] r4:00000000 [ 1346.375601][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.375637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.375676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.375719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7040 [ 1346.375794][ T32] r4:00000000 [ 1346.375817][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.375865][ T32] r9:83018205 r8:85773c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1346.376095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.376151][ T32] r5:00001000 r4:ec6c9000 [ 1346.376188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.376282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.376356][ T32] r5:8587038c r4:85870000 [ 1346.376393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.376444][ T32] r7:ddde2d80 r6:83018200 r5:8587038c r4:857a9800 [ 1346.376505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.376579][ T32] r10:61c88647 r9:85773c00 r8:857a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.376606][ T32] r4:857a9800 [ 1346.376668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.376720][ T32] r10:00000000 r9:857a9800 r8:80287e08 r7:ec6b1e60 r6:857a9880 r5:85773c00 [ 1346.376769][ T32] r4:00000001 [ 1346.376792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.376830][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) [ 1346.376858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.376887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.376914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.376978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.377006][ T32] r4:857b7080 [ 1346.377464][ T32] INFO: task kworker/1:684:5783 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.377502][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.377612][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.377658][ T32] Call trace: [ 1346.377688][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.377757][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.377785][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.386623][ T32] dd20: bb4d3000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1346.386913][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1346.387200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.387654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1346.388628][ T32] INFO: task kworker/1:685:5787 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.389048][ T32] r4:85774800 ** 3 printk messages dropped ** [ 1346.389248][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.389472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7480 ** 4 printk messages dropped ** [ 1346.389633][ T32] r5:00001000 r4:e07f1000 ** 1 printk messages dropped ** [ 1346.389739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.389809][ T32] r5:8563ff8c r4:8563fc00 ** 2 printk messages dropped ** [ 1346.389959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.390307][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) ** 3 printk messages dropped ** [ 1346.390575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.391283][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 3 printk messages dropped ** [ 1346.391440][ T32] dd20: bb4d3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.391471][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.391521][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.391574][ T32] r5:800f0013 r4:80239bb0 [ 1346.391600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.391642][ T32] r4:82ac21e4 [ 1346.391667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.391714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.391737][ T32] r4:dffaddc0 [ 1346.391757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.391800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.391823][ T32] r4:00000000 [ 1346.391867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.391933][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.391956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.391999][ T32] r5:00001000 r4:dfdc7000 [ 1346.392020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.392060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.392182][ T32] r5:848fc38c r4:848fc000 [ 1346.392207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.392256][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.392278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.392328][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.392353][ T32] r4:8484f680 [ 1346.392372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.392443][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.392493][ T32] r4:00000001 [ 1346.392537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.392577][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.392604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.392633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.392661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.392691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.392717][ T32] r4:848b22c0 [ 1346.392762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.392792][ T32] INFO: task kworker/1:686:5788 blocked for more than 472 seconds. [ 1346.392835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1346.392909][ T32] task:kworker/1:686 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1346.393159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1346.393391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 ** 3 printk messages dropped ** [ 1346.393567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1346.393942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.394094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.394351][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.394539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.394571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.394618][ T32] r4:857b7440 [ 1346.394908][ T32] INFO: task kworker/1:686:5788 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.394944][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.395000][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.395045][ T32] Call trace: [ 1346.395102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.395163][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.395189][ T32] r4:00000000 [ 1346.395209][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.395275][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.395308][ T32] dd20: bb4d3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.395339][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.395366][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.395395][ T32] r5:800f0013 r4:80239bb0 [ 1346.395416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.395483][ T32] r4:82ac21e4 [ 1346.395531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.395605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.395656][ T32] r4:dffaddc0 [ 1346.395678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.395721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.395746][ T32] r4:00000000 [ 1346.395767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.395812][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.395872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.395918][ T32] r5:00001000 r4:dfdc7000 [ 1346.395940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.396005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.396074][ T32] r5:848fc38c r4:848fc000 [ 1346.396129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.396183][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.396231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.396284][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.396309][ T32] r4:8484f680 [ 1346.396329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.396426][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.396454][ T32] r4:00000001 [ 1346.396475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.396512][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.396551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.396585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.396625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.396670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.396720][ T32] r4:848b22c0 [ 1346.396744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.396770][ T32] INFO: task kworker/1:687:5789 blocked for more than 472 seconds. [ 1346.396798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.396823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.396846][ T32] task:kworker/1:687 state:D stack:0 pid:5789 tgid:5789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.396897][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.396985][ T32] Call trace: [ 1346.397099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.397155][ T32] r10:8291a684 r9:ec6edd84 r8:00000002 r7:60000113 r6:ec6edd8c r5:85776000 [ 1346.397205][ T32] r4:85776000 [ 1346.397229][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.397274][ T32] r5:85776000 r4:8291a680 [ 1346.397319][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.397518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.428833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.428960][ T32] r5:85870f8c r4:85870c00 [ 1346.429016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.429084][ T32] r7:ddde2d80 r6:83018200 r5:85870f8c r4:857a9b00 [ 1346.429134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.429193][ T32] r10:61c88647 r9:85776000 r8:857a9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.429217][ T32] r4:857a9b00 [ 1346.429238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.429337][ T32] r10:00000000 r9:857a9b00 r8:80287e08 r7:ec6c1e60 r6:857a9b80 r5:85776000 [ 1346.429391][ T32] r4:00000001 [ 1346.429415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.429456][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1346.429489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.429546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.429577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.429608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.429718][ T32] r4:857b7440 [ 1346.430170][ T32] INFO: task kworker/1:687:5789 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.430210][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.430303][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.430351][ T32] Call trace: [ 1346.430384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.430439][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.430464][ T32] r4:00000000 [ 1346.430484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.430525][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.430555][ T32] dd20: bbced000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.430598][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.430630][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.430656][ T32] r5:800f0013 r4:80239bb0 [ 1346.430678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.430722][ T32] r4:82ac21e4 [ 1346.430742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.430785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.430833][ T32] r4:dffaddc0 [ 1346.430857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.430902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.430926][ T32] r4:00000000 [ 1346.430971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.431024][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.431047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.431101][ T32] r5:00001000 r4:dfdc7000 ** 1 printk messages dropped ** [ 1346.431166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.431439][ T32] r4:8484f680 [ 1346.431459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1346.431612][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.431942][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.432270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.432315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1346.432448][ T32] r4:00000000 [ 1346.432473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.432508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.432544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.432587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833640 [ 1346.432634][ T32] r4:00000000 [ 1346.432666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.432715][ T32] r9:83018005 r8:85771800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1346.432738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.432802][ T32] r5:00001000 r4:eb1ed000 [ 1346.432838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.432882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.432927][ T32] r5:8458bb8c r4:8458b800 [ 1346.432948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.432995][ T32] r7:dddced80 r6:83018000 r5:8458bb8c r4:85839100 [ 1346.433016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.433065][ T32] r10:61c88647 r9:85771800 r8:8583912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.433093][ T32] r4:85839100 [ 1346.433114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.433172][ T32] r10:00000000 r9:85839100 r8:80287e08 r7:ebc75e60 r6:857a9c00 r5:85771800 [ 1346.433199][ T32] r4:00000001 [ 1346.433243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.433283][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1346.433313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.433343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.433372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.433402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.433450][ T32] r4:85833600 [ 1346.433693][ T32] INFO: task kworker/0:639:5792 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.433727][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.433782][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.433839][ T32] Call trace: [ 1346.433873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.433932][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1346.434190][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.434472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 6 printk messages dropped ** [ 1346.434823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.434954][ T32] r5:848fc38c r4:848fc000 [ 1346.435032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.435101][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.435125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.435200][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.435278][ T32] r4:8484f680 [ 1346.435301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.435352][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.435393][ T32] r4:00000001 [ 1346.435441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.435504][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.435534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.435592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.435625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.435656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.435682][ T32] r4:848b22c0 [ 1346.435703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.435729][ T32] INFO: task kworker/0:640:5795 blocked for more than 472 seconds. [ 1346.435782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.435821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1346.435934][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1346.436584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833780 ** 7 printk messages dropped ** [ 1346.436935][ T32] r5:857c078c r4:857c0400 ** 7 printk messages dropped ** [ 1346.437263][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.437453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.463223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1346.463694][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1346.463976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.464490][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1346.464627][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1346.464918][ T32] r4:848b22c0 [ 1346.464943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.465001][ T32] INFO: task kworker/0:641:5796 blocked for more than 472 seconds. [ 1346.465042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.465101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.465132][ T32] task:kworker/0:641 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.465190][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.465262][ T32] Call trace: [ 1346.465325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.465417][ T32] r10:8291a684 r9:ec705d84 r8:00000002 r7:60000013 r6:ec705d8c r5:857f8000 [ 1346.465445][ T32] r4:857f8000 [ 1346.465491][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.465541][ T32] r5:857f8000 r4:8291a680 [ 1346.465562][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.465603][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.465674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1346.465703][ T32] r4:00000000 [ 1346.465724][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.465762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.465802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.465846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858337c0 [ 1346.465881][ T32] r4:00000000 [ 1346.465906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.465955][ T32] r9:83018005 r8:857f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1346.465984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.466033][ T32] r5:00001000 r4:eb25f000 [ 1346.466054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.466150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.466207][ T32] r5:8458b78c r4:8458b400 [ 1346.466230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.466282][ T32] r7:dddced80 r6:83018000 r5:8458b78c r4:85839200 [ 1346.466306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.466406][ T32] r10:61c88647 r9:857f8000 r8:8583922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.466484][ T32] r4:85839200 [ 1346.466509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.466584][ T32] r10:00000000 r9:85839200 r8:80287e08 r7:ec701e60 r6:857a9d00 r5:857f8000 [ 1346.466614][ T32] r4:00000001 [ 1346.466634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.466679][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1346.466710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.466742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.466777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.466845][ T32] r4:85833580 ** 3 printk messages dropped ** [ 1346.467449][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.467755][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.476577][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1346.476891][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1346.477134][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1346.477352][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.477571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.477891][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.488465][ T32] r4:857fa400 [ 1346.488510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.488593][ T32] r5:857fa400 r4:8291a680 [ 1346.488621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.488665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.488735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 [ 1346.488763][ T32] r4:00000000 [ 1346.488785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.488821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.488860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.488952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858339c0 [ 1346.488979][ T32] r4:00000000 [ 1346.489000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.489049][ T32] r9:83018005 r8:857fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.489077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.489131][ T32] r5:00001000 r4:eb3db000 [ 1346.489156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.489222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.489296][ T32] r5:857c038c r4:857c0000 [ 1346.489332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.489394][ T32] r7:dddced80 r6:83018000 r5:857c038c r4:85839180 [ 1346.489468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.489524][ T32] r10:61c88647 r9:857fa400 r8:858391ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.489548][ T32] r4:85839180 [ 1346.489594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.489646][ T32] r10:00000000 r9:85839180 r8:80287e08 r7:ec701e60 r6:857a9d80 r5:857fa400 [ 1346.489670][ T32] r4:00000001 [ 1346.489692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.489732][ T32] Exception stack(0xec709fb0 to 0xec709ff8) [ 1346.489786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.489820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.489874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.489908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.489933][ T32] r4:85833780 [ 1346.490366][ T32] INFO: task kworker/0:642:5798 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.490406][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.490495][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.490570][ T32] Call trace: [ 1346.490630][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.490703][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.490744][ T32] r4:00000000 [ 1346.490767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1346.490837][ T32] dd20: bc3bc000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1346.491167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1346.491285][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.491478][ T32] r5:00001000 r4:dfdc7000 ** 2 printk messages dropped ** [ 1346.491631][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1346.491801][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1346.491942][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.492026][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.492242][ T32] r4:848b22c0 ** 3 printk messages dropped ** [ 1346.492386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1346.492524][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.492683][ T32] r4:857fb000 ** 2 printk messages dropped ** [ 1346.492823][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.492994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1346.493142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833f80 ** 4 printk messages dropped ** [ 1346.493327][ T32] r5:00001000 r4:eb6f7000 ** 1 printk messages dropped ** [ 1346.493395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.493690][ T32] r4:85839300 ** 4 printk messages dropped ** [ 1346.493861][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) ** 6 printk messages dropped ** [ 1346.494388][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.494903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.495387][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1346.495739][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1346.495806][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.495831][ T32] r4:00000001 [ 1346.495875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.495915][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.495955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.495988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.496015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.496045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.496092][ T32] r4:848b22c0 [ 1346.496117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.496143][ T32] INFO: task kworker/0:644:5802 blocked for more than 472 seconds. [ 1346.496184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.496215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.496307][ T32] task:kworker/0:644 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.496401][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.496474][ T32] Call trace: [ 1346.496543][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.496595][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:857fc800 [ 1346.496619][ T32] r4:857fc800 [ 1346.496640][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.496685][ T32] r5:857fc800 r4:8291a680 [ 1346.496705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.496775][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.496823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1346.496869][ T32] r4:00000000 [ 1346.496923][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.496994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.497033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.497114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833bc0 [ 1346.497142][ T32] r4:00000000 [ 1346.497162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.497210][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1346.497245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.497291][ T32] r5:00001000 r4:eb657000 [ 1346.497311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.497352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.497411][ T32] r5:857c0b8c r4:857c0800 [ 1346.497434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.497482][ T32] r7:dddced80 r6:83018000 r5:857c0b8c r4:85839280 [ 1346.497519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.497571][ T32] r10:61c88647 r9:857fc800 r8:858392ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.497596][ T32] r4:85839280 [ 1346.497664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.497715][ T32] r10:00000000 r9:85839280 r8:80287e08 r7:ec70de60 r6:857a9e80 r5:857fc800 [ 1346.497743][ T32] r4:00000001 [ 1346.497765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.497826][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1346.497864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.497953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.518435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.518523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.518556][ T32] r4:85833a40 [ 1346.519100][ T32] INFO: task kworker/0:644:5802 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.519209][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.519395][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.519600][ T32] Call trace: [ 1346.519692][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.519806][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.519882][ T32] r4:00000000 [ 1346.519932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.520012][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.520075][ T32] dd20: bc538000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.520135][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.520188][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.520242][ T32] r5:800f0013 r4:80239bb0 [ 1346.520277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.520325][ T32] r4:82ac21e4 [ 1346.520382][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.520444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.520495][ T32] r4:dffaddc0 [ 1346.520519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.520565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.520589][ T32] r4:00000000 [ 1346.520622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.520698][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.520725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.520771][ T32] r5:00001000 r4:dfdc7000 [ 1346.520792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.520833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.520882][ T32] r5:848fc38c r4:848fc000 [ 1346.520905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.520982][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.521010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.521116][ T32] r4:8484f680 ** 5 printk messages dropped ** [ 1346.521319][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.521653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.522137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1346.522353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1346.522540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.522585][ T32] r5:00001000 r4:eb687000 [ 1346.522611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.522654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.522697][ T32] r5:857c0f8c r4:857c0c00 [ 1346.522718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.522765][ T32] r7:dddced80 r6:83018000 r5:857c0f8c r4:85839380 [ 1346.522787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.522859][ T32] r10:61c88647 r9:857fbc00 r8:858393ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.522887][ T32] r4:85839380 [ 1346.522932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.522983][ T32] r10:00000000 r9:85839380 r8:80287e08 r7:ec70de60 r6:857a9f00 r5:857fbc00 [ 1346.523055][ T32] r4:00000001 [ 1346.523123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.523212][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1346.523248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.523292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.523336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.523423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.523497][ T32] r4:85833b00 [ 1346.523762][ T32] INFO: task kworker/0:645:5804 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.523821][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.523885][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.523931][ T32] Call trace: [ 1346.523961][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.524014][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.524038][ T32] r4:00000000 [ 1346.524059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.524130][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.524164][ T32] dd20: bc538000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.524194][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.524221][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.524246][ T32] r5:800f0013 r4:80239bb0 [ 1346.524267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.524308][ T32] r4:82ac21e4 [ 1346.524330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.524379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.524449][ T32] r4:dffaddc0 [ 1346.524506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.524585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.524646][ T32] r4:00000000 [ 1346.524693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.524787][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.524839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.524923][ T32] r5:00001000 r4:dfdc7000 [ 1346.524964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.525041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.525138][ T32] r5:848fc38c r4:848fc000 [ 1346.525184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.525262][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 2 printk messages dropped ** [ 1346.525360][ T32] r4:8484f680 ** 3 printk messages dropped ** [ 1346.525552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1346.525967][ T32] task:kworker/0:646 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.526696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.526949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.527060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.527192][ T32] r7:dddced80 r6:83018000 r5:857c138c r4:85839480 ** 2 printk messages dropped ** [ 1346.527318][ T32] r4:85839480 [ 1346.527339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.527390][ T32] r10:00000000 r9:85839480 r8:80287e08 r7:ec70de60 r6:857a9f80 r5:857fd400 [ 1346.527415][ T32] r4:00000001 [ 1346.527435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.527495][ T32] Exception stack(0xec725fb0 to 0xec725ff8) [ 1346.527537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.527594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.527625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.527697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.527796][ T32] r4:85833c40 [ 1346.558827][ T32] INFO: task kworker/0:646:5806 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.558968][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.559085][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.559186][ T32] Call trace: [ 1346.559243][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.559309][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.559335][ T32] r4:00000000 [ 1346.559385][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.559432][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.559520][ T32] dd20: bcad1000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.559579][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.559609][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.559658][ T32] r5:800f0013 r4:80239bb0 [ 1346.559683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.559734][ T32] r4:82ac21e4 [ 1346.559757][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.559802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.559826][ T32] r4:dffaddc0 [ 1346.559859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.559921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.559983][ T32] r4:00000000 [ 1346.560034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.560096][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.560121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.560167][ T32] r5:00001000 r4:dfdc7000 [ 1346.560188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.560228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.560272][ T32] r5:848fc38c r4:848fc000 [ 1346.560292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.560367][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.560417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.560477][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.560503][ T32] r4:8484f680 [ 1346.560525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.560573][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.560596][ T32] r4:00000001 [ 1346.560616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.560652][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.560698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.560733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.560761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.560792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.560814][ T32] r4:848b22c0 [ 1346.560863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.560897][ T32] INFO: task kworker/0:647:5809 blocked for more than 473 seconds. [ 1346.560934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.560962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.560997][ T32] task:kworker/0:647 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.561078][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.561126][ T32] Call trace: [ 1346.561160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.561210][ T32] r10:8291a684 r9:ec731d84 r8:00000002 r7:60000013 r6:ec731d8c r5:857fe000 [ 1346.561233][ T32] r4:857fe000 [ 1346.561270][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.561318][ T32] r5:857fe000 r4:8291a680 [ 1346.561339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.561655][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.562057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.562129][ T32] r5:857c1f8c r4:857c1c00 ** 2 printk messages dropped ** [ 1346.562257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.562588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.563263][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1346.563371][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.563434][ T32] dd20: bcad1000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.563490][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.563558][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.563619][ T32] r5:800f0013 r4:80239bb0 [ 1346.563663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.563741][ T32] r4:82ac21e4 [ 1346.563782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.563866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.563916][ T32] r4:dffaddc0 [ 1346.563956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.564076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.564149][ T32] r4:00000000 [ 1346.564198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.564308][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.564382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.564477][ T32] r5:00001000 r4:dfdc7000 [ 1346.564545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.564639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.564728][ T32] r5:848fc38c r4:848fc000 [ 1346.564774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.564870][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.564916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.565012][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.565061][ T32] r4:8484f680 [ 1346.565114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.565210][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.565273][ T32] r4:00000001 [ 1346.565372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.565420][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.565451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.565506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.565570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.565891][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.566221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.566670][ T32] r5:00001000 r4:eb71f000 ** 1 printk messages dropped ** [ 1346.566738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.566929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.567269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.567813][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.590503][ T32] dd20: bcdee000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1346.590812][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1346.591022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.591408][ T32] r4:8484f680 ** 3 printk messages dropped ** [ 1346.591555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1346.592171][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.592263][ T32] Call trace: [ 1346.592300][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.592354][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:857f8c00 [ 1346.592392][ T32] r4:857f8c00 [ 1346.592421][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.592468][ T32] r5:857f8c00 r4:8291a680 [ 1346.592500][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.592545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.592603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1346.592639][ T32] r4:00000000 [ 1346.592663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.592715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.592757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.592801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5340 [ 1346.592852][ T32] r4:00000000 [ 1346.592878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.592926][ T32] r9:83018005 r8:857f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1346.592951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.592995][ T32] r5:00001000 r4:eba1d000 [ 1346.593016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.593073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.593130][ T32] r5:857c238c r4:857c2000 [ 1346.593152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.593217][ T32] r7:dddced80 r6:83018000 r5:857c238c r4:85839600 [ 1346.593243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.593292][ T32] r10:61c88647 r9:857f8c00 r8:8583962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.593330][ T32] r4:85839600 [ 1346.593364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.593414][ T32] r10:00000000 r9:85839600 r8:80287e08 r7:ec731e60 r6:84a5ff80 r5:857f8c00 [ 1346.593437][ T32] r4:00000001 [ 1346.593458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.593495][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1346.593522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.593555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.593583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.593614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.593653][ T32] r4:857b5280 [ 1346.594079][ T32] INFO: task kworker/0:649:5812 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.594139][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.594208][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.594282][ T32] Call trace: [ 1346.594368][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.594427][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.594452][ T32] r4:00000000 [ 1346.594473][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.594530][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.594563][ T32] dd20: bcdee000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.594593][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.594690][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.594719][ T32] r5:800f0013 r4:80239bb0 [ 1346.594741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.594807][ T32] r4:82ac21e4 [ 1346.594831][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.594875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.594924][ T32] r4:dffaddc0 [ 1346.594948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.594993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.595026][ T32] r4:00000000 [ 1346.595048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.595101][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.595124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.595169][ T32] r5:00001000 r4:dfdc7000 [ 1346.595203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.595248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.595292][ T32] r5:848fc38c r4:848fc000 [ 1346.595335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.595403][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.595430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.595505][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.595533][ T32] r4:8484f680 [ 1346.595601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1346.595699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.596042][ T32] INFO: task kworker/0:650:5815 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.596245][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.596642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.596932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.597276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.597898][ T32] r10:00000000 r9:85839680 r8:80287e08 r7:ec73de60 r6:857ab000 r5:857fec00 ** 9 printk messages dropped ** [ 1346.623188][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.624296][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.624728][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.625222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.625674][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.625728][ T32] r4:8484f680 [ 1346.625776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.625880][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.625951][ T32] r4:00000001 [ 1346.626020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.626189][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.626266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.626332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.626397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.626481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.626557][ T32] r4:848b22c0 [ 1346.626614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.626693][ T32] INFO: task kworker/0:651:5817 blocked for more than 473 seconds. [ 1346.626810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.626876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.627028][ T32] task:kworker/0:651 state:D stack:0 pid:5817 tgid:5817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.627194][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.627292][ T32] Call trace: [ 1346.627366][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.627464][ T32] r10:8291a684 r9:ec749d84 r8:00000002 r7:60000113 r6:ec749d8c r5:85778c00 [ 1346.627517][ T32] r4:85778c00 [ 1346.627586][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.627680][ T32] r5:85778c00 r4:8291a680 [ 1346.627725][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.627809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.627944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 [ 1346.653002][ T32] r4:00000000 [ 1346.653188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.653335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.653482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.653602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b7680 [ 1346.653677][ T32] r4:00000000 [ 1346.653745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.653870][ T32] r9:83018005 r8:85778c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.653929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.654048][ T32] r5:00001000 r4:ebae9000 [ 1346.654141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.654238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.654351][ T32] r5:857c378c r4:857c3400 [ 1346.654416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.654522][ T32] r7:dddced80 r6:83018000 r5:857c378c r4:85839700 [ 1346.654594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.654703][ T32] r10:61c88647 r9:85778c00 r8:8583972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.654773][ T32] r4:85839700 [ 1346.654828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.654943][ T32] r10:00000000 r9:85839700 r8:80287e08 r7:ec741e60 r6:857ab080 r5:85778c00 [ 1346.655016][ T32] r4:00000001 [ 1346.655076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.655174][ T32] Exception stack(0xec749fb0 to 0xec749ff8) [ 1346.655299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.655395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.655469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.655552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.655629][ T32] r4:857b53c0 [ 1346.656376][ T32] INFO: task kworker/0:651:5817 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.656455][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.656660][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.656770][ T32] Call trace: [ 1346.656843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.656955][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.657011][ T32] r4:00000000 [ 1346.657081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.657194][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.657266][ T32] dd20: bd31a000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1346.657841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 6 printk messages dropped ** [ 1346.673218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.673758][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 2 printk messages dropped ** [ 1346.673972][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1346.674171][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1346.674623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.674878][ T32] INFO: task kworker/0:652:5818 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.675166][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.675520][ T32] r10:8291a684 r9:ec74dd84 r8:00000002 r7:60000113 r6:ec74dd8c r5:85779800 ** 8 printk messages dropped ** [ 1346.676216][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.676984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.677087][ T32] r5:857c2b8c r4:857c2800 [ 1346.677169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.677284][ T32] r7:dddced80 r6:83018000 r5:857c2b8c r4:85839780 [ 1346.677358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.677457][ T32] r10:61c88647 r9:85779800 r8:858397ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.677510][ T32] r4:85839780 [ 1346.677554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.677657][ T32] r10:00000000 r9:85839780 r8:80287e08 r7:ec749e60 r6:857ab100 r5:85779800 [ 1346.677708][ T32] r4:00000001 [ 1346.677754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.677850][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1346.689677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.689895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.689986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.690079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.690199][ T32] r4:857b53c0 [ 1346.690946][ T32] INFO: task kworker/0:652:5818 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.691028][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.691190][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.691316][ T32] Call trace: [ 1346.691392][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.691563][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.691631][ T32] r4:00000000 [ 1346.691697][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.691842][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.691939][ T32] dd20: bd546000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.692008][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.692075][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.692134][ T32] r5:800f0013 r4:80239bb0 [ 1346.692186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.692278][ T32] r4:82ac21e4 [ 1346.692345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.692451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.692510][ T32] r4:dffaddc0 [ 1346.692561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.692654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.692708][ T32] r4:00000000 [ 1346.692774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.692882][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.692934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.693028][ T32] r5:00001000 r4:dfdc7000 [ 1346.693087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.693179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.693272][ T32] r5:848fc38c r4:848fc000 [ 1346.693324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.693429][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.693482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.693588][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.693643][ T32] r4:8484f680 [ 1346.693691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.693812][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.693897][ T32] r4:00000001 [ 1346.693950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.694031][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.694101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.694208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.694277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.694347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.694403][ T32] r4:848b22c0 [ 1346.694454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.694519][ T32] INFO: task kworker/0:653:5820 blocked for more than 473 seconds. [ 1346.694591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.694706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.694762][ T32] task:kworker/0:653 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.694887][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.694982][ T32] Call trace: [ 1346.695084][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.695188][ T32] r10:8291a684 r9:ec751d84 r8:00000002 r7:60000113 r6:ec751d8c r5:8577a400 [ 1346.695274][ T32] r4:8577a400 [ 1346.695333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.695437][ T32] r5:8577a400 r4:8291a680 [ 1346.695502][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.695592][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.695733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [ 1346.695793][ T32] r4:00000000 [ 1346.695841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.695938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.696022][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.696203][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.696702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.696809][ T32] r5:857c338c r4:857c3000 ** 3 printk messages dropped ** [ 1346.697122][ T32] r10:61c88647 r9:8577a400 r8:8583992c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.697755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.722693][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1346.723351][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1346.723857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.724737][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1346.725461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.726038][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.726477][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.726857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.726938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.727047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4440 [ 1346.727116][ T32] r4:00000000 [ 1346.727166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.727280][ T32] r9:83018205 r8:8577b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1346.727340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.727435][ T32] r5:00001000 r4:eb07f000 [ 1346.727495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.727575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.727661][ T32] r5:85871b8c r4:85871800 [ 1346.727709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.727803][ T32] r7:ddde2d80 r6:83018200 r5:85871b8c r4:857ab280 [ 1346.728016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.748708][ T32] r10:61c88647 r9:8577b000 r8:857ab2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.748759][ T32] r4:857ab280 [ 1346.748784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.748855][ T32] r10:00000000 r9:857ab280 r8:80287e08 r7:ec6c1e60 r6:857ab400 r5:8577b000 [ 1346.748879][ T32] r4:00000001 [ 1346.748941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.748988][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) [ 1346.749044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.749095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.749126][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.749158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.749282][ T32] r4:857b4100 [ 1346.749734][ T32] INFO: task kworker/1:688:5824 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.749773][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.749895][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.749957][ T32] Call trace: [ 1346.750042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.750136][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.750210][ T32] r4:00000000 [ 1346.750236][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.750280][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.750311][ T32] dd20: bd978000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.750341][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.750370][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.750396][ T32] r5:800f0013 r4:80239bb0 [ 1346.750417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.750461][ T32] r4:82ac21e4 [ 1346.750482][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.750526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.750550][ T32] r4:dffaddc0 [ 1346.750617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.750665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.750695][ T32] r4:00000000 [ 1346.750718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.750766][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.750789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.750833][ T32] r5:00001000 r4:dfdc7000 [ 1346.750853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.750917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.750967][ T32] r5:848fc38c r4:848fc000 [ 1346.751013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.751065][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.751095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.751169][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.751197][ T32] r4:8484f680 [ 1346.751246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.751332][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 1 printk messages dropped ** [ 1346.751403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.751722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1346.752097][ T32] r10:8291a684 r9:ec745d84 r8:00000002 r7:60000113 r6:ec745d8c r5:8577bc00 ** 6 printk messages dropped ** [ 1346.752426][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.752642][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.752814][ T32] r5:00001000 r4:eafbb000 ** 1 printk messages dropped ** [ 1346.752928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.753326][ T32] Exception stack(0xec745fb0 to 0xec745ff8) ** 6 printk messages dropped ** [ 1346.753796][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.754207][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.754300][ T32] dd20: bd978000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.754367][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.754421][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.754450][ T32] r5:800f0013 r4:80239bb0 [ 1346.754471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.754515][ T32] r4:82ac21e4 [ 1346.754536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.754581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.754644][ T32] r4:dffaddc0 [ 1346.754668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.754712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.754760][ T32] r4:00000000 [ 1346.754808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.754858][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.754903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.754975][ T32] r5:00001000 r4:dfdc7000 [ 1346.755001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.755044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.755097][ T32] r5:848fc38c r4:848fc000 [ 1346.755140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.755218][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.755244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.755294][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.755319][ T32] r4:8484f680 [ 1346.755339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.755392][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.755415][ T32] r4:00000001 [ 1346.755434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.755470][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.755520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.755556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.755608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.755643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.755669][ T32] r4:848b22c0 [ 1346.755691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.755740][ T32] INFO: task kworker/1:690:5828 blocked for more than 473 seconds. [ 1346.755787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.755824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.755867][ T32] task:kworker/1:690 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.755952][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.756033][ T32] Call trace: [ 1346.756165][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.756258][ T32] r10:8291a684 r9:ebe55d84 r8:00000002 r7:60000113 r6:ebe55d8c r5:8577c800 [ 1346.756284][ T32] r4:8577c800 [ 1346.756307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.756365][ T32] r5:8577c800 r4:8291a680 [ 1346.756391][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.756433][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.756477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe55e08 [ 1346.756521][ T32] r4:00000000 [ 1346.756569][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.756610][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.756743][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.756904][ T32] r5:00001000 r4:eb281000 ** 1 printk messages dropped ** [ 1346.756964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.757007][ T32] r5:85871f8c r4:85871c00 [ 1346.757028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.757148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.757599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.782817][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 7 printk messages dropped ** [ 1346.783109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.783540][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1346.783907][ T32] r4:8484f680 ** 1 printk messages dropped ** [ 1346.784018][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1346.784484][ T32] INFO: task kworker/1:691:5831 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.784745][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:8577d400 [ 1346.784784][ T32] r4:8577d400 [ 1346.784835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.784885][ T32] r5:8577d400 r4:8291a680 [ 1346.784931][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.785000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.785055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1346.785088][ T32] r4:00000000 [ 1346.785115][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.785179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.785220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.785275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4700 [ 1346.785302][ T32] r4:00000000 [ 1346.785325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.785377][ T32] r9:83018205 r8:8577d400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1346.785401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.785471][ T32] r5:00001000 r4:eb463000 [ 1346.785497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.785540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.785585][ T32] r5:8587238c r4:85872000 [ 1346.785619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.785670][ T32] r7:ddde2d80 r6:83018200 r5:8587238c r4:857ab300 [ 1346.785695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.785744][ T32] r10:61c88647 r9:8577d400 r8:857ab32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.785768][ T32] r4:857ab300 [ 1346.785789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.785860][ T32] r10:00000000 r9:857ab300 r8:80287e08 r7:ebe55e60 r6:857ab680 r5:8577d400 [ 1346.785888][ T32] r4:00000001 [ 1346.785908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.785947][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1346.785978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.786056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.786138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.786186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.786212][ T32] r4:857b44c0 [ 1346.786568][ T32] INFO: task kworker/1:691:5831 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.786606][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.786681][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.786729][ T32] Call trace: [ 1346.786791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.786848][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.786873][ T32] r4:00000000 [ 1346.786895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.786936][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.786967][ T32] dd20: bddde000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.786998][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.787026][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.787052][ T32] r5:800f0013 r4:80239bb0 [ 1346.787082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.787126][ T32] r4:82ac21e4 [ 1346.787225][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.787276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.787331][ T32] r4:dffaddc0 [ 1346.787358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.787404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.787533][ T32] r4:00000000 [ 1346.787559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.787630][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.787685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.787758][ T32] r5:00001000 r4:dfdc7000 [ 1346.787798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.787877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.804906][ T32] r5:848fc38c r4:848fc000 [ 1346.804955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.805034][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.805059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.805163][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.805194][ T32] r4:8484f680 [ 1346.805217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.805269][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.805294][ T32] r4:00000001 [ 1346.805317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.805364][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.805403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.805448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.805482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.805527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.805565][ T32] r4:848b22c0 [ 1346.805595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.805641][ T32] INFO: task kworker/1:692:5832 blocked for more than 473 seconds. [ 1346.805681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.805709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.805738][ T32] task:kworker/1:692 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.805804][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.805877][ T32] Call trace: [ 1346.805917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.805985][ T32] r10:8291a684 r9:ec759d84 r8:00000002 r7:60000113 r6:ec759d8c r5:8577e000 [ 1346.806014][ T32] r4:8577e000 [ 1346.806037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.806092][ T32] r5:8577e000 r4:8291a680 [ 1346.806167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.806251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.806319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec759e08 [ 1346.806349][ T32] r4:00000000 [ 1346.806383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.806449][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.806494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.806551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4a40 [ 1346.806579][ T32] r4:00000000 [ 1346.806601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.806653][ T32] r9:83018205 r8:8577e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1346.806678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.806723][ T32] r5:00001000 r4:eb4f7000 [ 1346.806749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.806790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.806835][ T32] r5:85872b8c r4:85872800 [ 1346.806857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.806905][ T32] r7:ddde2d80 r6:83018200 r5:85872b8c r4:857ab380 [ 1346.806928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.806978][ T32] r10:61c88647 r9:8577e000 r8:857ab3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.807003][ T32] r4:857ab380 [ 1346.807024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.807078][ T32] r10:00000000 r9:857ab380 r8:80287e08 r7:ec755e60 r6:857ab600 r5:8577e000 [ 1346.807179][ T32] r4:00000001 [ 1346.807281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.807323][ T32] Exception stack(0xec759fb0 to 0xec759ff8) [ 1346.807378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.807474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.807519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.807558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.807585][ T32] r4:857b45c0 [ 1346.814076][ T32] INFO: task kworker/1:692:5832 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.814275][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.814362][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.814662][ T32] Call trace: [ 1346.814710][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.814861][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.814903][ T32] r4:00000000 [ 1346.814969][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.815077][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.815182][ T32] dd20: be0f7000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.815290][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.815340][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.815403][ T32] r5:800f0013 r4:80239bb0 [ 1346.815469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.815520][ T32] r4:82ac21e4 [ 1346.815566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.815615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.815640][ T32] r4:dffaddc0 [ 1346.815672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.815720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.815743][ T32] r4:00000000 [ 1346.815764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.815850][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.815879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.815925][ T32] r5:00001000 r4:dfdc7000 [ 1346.816036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.816139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.816188][ T32] r5:848fc38c r4:848fc000 [ 1346.816248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.816302][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.816350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.816404][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.816428][ T32] r4:8484f680 [ 1346.816448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.816626][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.816654][ T32] r4:00000001 [ 1346.816675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.816714][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.816742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.816771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.816799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.816829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.816853][ T32] r4:848b22c0 [ 1346.816875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.816903][ T32] INFO: task kworker/1:693:5834 blocked for more than 473 seconds. [ 1346.816960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.817018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.817049][ T32] task:kworker/1:693 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.817103][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.817171][ T32] Call trace: [ 1346.817207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.817276][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000013 r6:ec75dd8c r5:8577ec00 [ 1346.817329][ T32] r4:8577ec00 [ 1346.817361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1346.817491][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.831922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.832059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.832273][ T32] r7:ddde2d80 r6:83018200 r5:8587278c r4:857ab700 [ 1346.832306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.832359][ T32] r10:61c88647 r9:8577ec00 r8:857ab72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.832382][ T32] r4:857ab700 [ 1346.832415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.832470][ T32] r10:00000000 r9:857ab700 r8:80287e08 r7:ec759e60 r6:857ab880 r5:8577ec00 [ 1346.832519][ T32] r4:00000001 [ 1346.832543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.832583][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) [ 1346.832615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.832657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.832690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.832721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.832757][ T32] r4:857b49c0 [ 1346.833194][ T32] INFO: task kworker/1:693:5834 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.833236][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.833308][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.833374][ T32] Call trace: [ 1346.833406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.833463][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.833489][ T32] r4:00000000 [ 1346.833510][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.833568][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.833601][ T32] dd20: be4dd000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.833633][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.833661][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.833685][ T32] r5:800f0013 r4:80239bb0 [ 1346.833755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.833801][ T32] r4:82ac21e4 [ 1346.833860][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.833908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.833933][ T32] r4:dffaddc0 [ 1346.833954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.833997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.834019][ T32] r4:00000000 [ 1346.834040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.834092][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.834156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.834204][ T32] r5:00001000 r4:dfdc7000 [ 1346.834238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.834307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.834379][ T32] r5:848fc38c r4:848fc000 [ 1346.834404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.834452][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.834474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.834549][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.834578][ T32] r4:8484f680 [ 1346.834609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.834661][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.834685][ T32] r4:00000001 [ 1346.834705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.834765][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.834797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.834826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.834853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.834883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.834935][ T32] r4:848b22c0 ** 1 printk messages dropped ** [ 1346.835036][ T32] INFO: task kworker/1:694:5836 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.835239][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.835482][ T32] r4:85778000 ** 2 printk messages dropped ** [ 1346.835574][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.835756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.836214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.836336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.836379][ T32] r5:85872f8c r4:85872c00 [ 1346.836491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.836616][ T32] r10:61c88647 r9:85778000 r8:857ab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.836762][ T32] r10:00000000 r9:857ab780 r8:80287e08 r7:ec759e60 r6:857ab900 r5:85778000 ** 4 printk messages dropped ** [ 1346.836905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.837012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1346.837796][ T32] Call trace: ** 1 printk messages dropped ** [ 1346.837882][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.837907][ T32] r4:00000000 [ 1346.837980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.858552][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.858653][ T32] dd20: be84a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.858715][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.858749][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.858786][ T32] r5:800f0013 r4:80239bb0 [ 1346.858825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.858902][ T32] r4:82ac21e4 [ 1346.858926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.858996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.859049][ T32] r4:dffaddc0 [ 1346.859081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.859130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.859154][ T32] r4:00000000 [ 1346.859176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.859224][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.859278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.859332][ T32] r5:00001000 r4:dfdc7000 [ 1346.859354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.859396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.859440][ T32] r5:848fc38c r4:848fc000 [ 1346.859463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.859535][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.859583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.859637][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.859662][ T32] r4:8484f680 [ 1346.859683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.859732][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.859766][ T32] r4:00000001 [ 1346.859815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.859866][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.859895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.859951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.860021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.860056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.860133][ T32] r4:848b22c0 [ 1346.860162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.860194][ T32] INFO: task kworker/1:695:5837 blocked for more than 473 seconds. [ 1346.860228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.860276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.860327][ T32] task:kworker/1:695 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.860392][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.860442][ T32] Call trace: [ 1346.860512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.860570][ T32] r10:8291a684 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:858b0000 [ 1346.860594][ T32] r4:858b0000 [ 1346.860614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.860665][ T32] r5:858b0000 r4:8291a680 [ 1346.860687][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.860729][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.860773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 1346.860798][ T32] r4:00000000 [ 1346.860818][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.860853][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.860889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.860931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4d80 [ 1346.860955][ T32] r4:00000000 [ 1346.860975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.861021][ T32] r9:83018205 r8:858b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1346.861124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.861180][ T32] r5:00001000 r4:eb5a9000 [ 1346.861222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.861266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.861330][ T32] r5:8587338c r4:85873000 [ 1346.861356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.861402][ T32] r7:ddde2d80 r6:83018200 r5:8587338c r4:857ab980 [ 1346.861426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.861476][ T32] r10:61c88647 r9:858b0000 r8:857ab9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.861731][ T32] r10:00000000 r9:857ab980 r8:80287e08 r7:ec761e60 r6:857ab800 r5:858b0000 ** 2 printk messages dropped ** [ 1346.861961][ T32] Exception stack(0xec765fb0 to 0xec765ff8) ** 3 printk messages dropped ** [ 1346.862129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.862766][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.862980][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.863161][ T32] dd20: be84a000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1346.863364][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1346.863429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 6 printk messages dropped ** [ 1346.863808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.864028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.864080][ T32] r5:848fc38c r4:848fc000 [ 1346.864102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.864149][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.864244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.864329][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.864357][ T32] r4:8484f680 [ 1346.864378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.864426][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.864501][ T32] r4:00000001 [ 1346.864602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.864642][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.864702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.864736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.864802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.864841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.864866][ T32] r4:848b22c0 [ 1346.864906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.864948][ T32] INFO: task kworker/1:696:5840 blocked for more than 473 seconds. [ 1346.864981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.865005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.865029][ T32] task:kworker/1:696 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.865110][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.865201][ T32] Call trace: [ 1346.865236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.865325][ T32] r10:8291a684 r9:ec769d84 r8:00000002 r7:60000013 r6:ec769d8c r5:858b0c00 [ 1346.865353][ T32] r4:858b0c00 [ 1346.865444][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.865497][ T32] r5:858b0c00 r4:8291a680 [ 1346.865533][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.865589][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.865676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 [ 1346.865727][ T32] r4:00000000 [ 1346.865751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.865788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.865823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.865865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4e00 [ 1346.865892][ T32] r4:00000000 [ 1346.865940][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.865989][ T32] r9:83018205 r8:858b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1346.866012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.866054][ T32] r5:00001000 r4:eb6b1000 [ 1346.866084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.866176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.866224][ T32] r5:8587378c r4:85873400 [ 1346.866246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.866294][ T32] r7:ddde2d80 r6:83018200 r5:8587378c r4:857aba00 [ 1346.866315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.866389][ T32] r10:61c88647 r9:858b0c00 r8:857aba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.866417][ T32] r4:857aba00 [ 1346.866437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.866485][ T32] r10:00000000 r9:857aba00 r8:80287e08 r7:ec765e60 r6:857abb00 r5:858b0c00 [ 1346.866534][ T32] r4:00000001 [ 1346.866557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.866618][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1346.866650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.866706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.866738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.866768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.866793][ T32] r4:857b4d40 [ 1346.867055][ T32] INFO: task kworker/1:696:5840 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.867094][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.867151][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.867195][ T32] Call trace: [ 1346.867225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.867279][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.867304][ T32] r4:00000000 [ 1346.867325][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.867364][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.867394][ T32] dd20: be84a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.867424][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.867450][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.867475][ T32] r5:800f0013 r4:80239bb0 [ 1346.867496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.867535][ T32] r4:82ac21e4 [ 1346.867554][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.867597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.867619][ T32] r4:dffaddc0 [ 1346.867638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.867681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.867704][ T32] r4:00000000 [ 1346.867775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.867825][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.867849][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.867971][ T32] r5:00001000 r4:dfdc7000 ** 2 printk messages dropped ** [ 1346.891921][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1346.892244][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1346.892521][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1346.892806][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.893158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.893535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.893770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.893925][ T32] r5:8475478c r4:84754400 [ 1346.893984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.894036][ T32] r7:ddde2d80 r6:83018200 r5:8475478c r4:857abb80 [ 1346.894075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.894181][ T32] r10:61c88647 r9:858b1800 r8:857abbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.894384][ T32] r4:857abb80 [ 1346.894472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.894578][ T32] r10:00000000 r9:857abb80 r8:80287e08 r7:ec769e60 r6:857aba80 r5:858b1800 [ 1346.894605][ T32] r4:00000001 [ 1346.894624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.894664][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1346.894769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.894849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.894881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.894977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.895031][ T32] r4:857b4e40 [ 1346.895446][ T32] INFO: task kworker/1:697:5842 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.895493][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.895603][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.895653][ T32] Call trace: [ 1346.895684][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.895746][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.895771][ T32] r4:00000000 [ 1346.895792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.895831][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.895877][ T32] dd20: beaa2000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.895938][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.895969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.896020][ T32] r5:800f0013 r4:80239bb0 [ 1346.896060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.896118][ T32] r4:82ac21e4 [ 1346.896140][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.896210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.896280][ T32] r4:dffaddc0 [ 1346.896321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.896407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.896446][ T32] r4:00000000 [ 1346.896471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.896842][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1346.897080][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1346.897275][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1346.897531][ T32] INFO: task kworker/1:698:5843 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.898025][ T32] r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:858b2400 ** 8 printk messages dropped ** [ 1346.913075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.913612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.913659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.914197][ T32] r10:61c88647 r9:858b2400 r8:857abc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.914620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.915536][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1346.915876][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.916100][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.916295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.916794][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.917156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.917517][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.934726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.935112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.935375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.935701][ T32] r10:61c88647 r9:858b3000 r8:857abcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.936102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.936155][ T32] r4:8583d180 [ 1346.936558][ T32] INFO: task kworker/1:699:5846 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.936618][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.936798][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.936895][ T32] Call trace: [ 1346.936972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.937074][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.937104][ T32] r4:00000000 [ 1346.937176][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.937221][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.937252][ T32] dd20: bf008000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.937283][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.937309][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.937375][ T32] r5:800f0013 r4:80239bb0 [ 1346.937400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.937474][ T32] r4:82ac21e4 [ 1346.937500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.937545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.937575][ T32] r4:dffaddc0 [ 1346.937596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.937652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.937702][ T32] r4:00000000 [ 1346.937726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.937822][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.937850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.937895][ T32] r5:00001000 r4:dfdc7000 [ 1346.948456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.948615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.948712][ T32] r5:848fc38c r4:848fc000 [ 1346.948746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.948800][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.948823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.948937][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.948968][ T32] r4:8484f680 [ 1346.948989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.949039][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.949063][ T32] r4:00000001 [ 1346.949091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.949168][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.949256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.949292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.949327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.949364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.949390][ T32] r4:848b22c0 [ 1346.949415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.949457][ T32] INFO: task kworker/1:700:5847 blocked for more than 473 seconds. [ 1346.949493][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.949537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.949614][ T32] task:kworker/1:700 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.949681][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.949734][ T32] Call trace: [ 1346.949836][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.949923][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:858b4800 [ 1346.949952][ T32] r4:858b4800 [ 1346.949974][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.950050][ T32] r5:858b4800 r4:8291a680 [ 1346.950148][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.950240][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.950290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1346.950314][ T32] r4:00000000 [ 1346.950336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.950372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.950411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.950454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583d540 [ 1346.950478][ T32] r4:00000000 [ 1346.950515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.950605][ T32] r9:83018205 r8:858b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1346.950632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.950678][ T32] r5:00001000 r4:eb97f000 [ 1346.950724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.950769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.950839][ T32] r5:8588438c r4:85884000 [ 1346.950871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.950958][ T32] r7:ddde2d80 r6:83018200 r5:8588438c r4:857abe80 [ 1346.951007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.951075][ T32] r10:61c88647 r9:858b4800 r8:857abeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.951111][ T32] r4:857abe80 [ 1346.951132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.951179][ T32] r10:00000000 r9:857abe80 r8:80287e08 r7:ec76de60 r6:857abd00 r5:858b4800 [ 1346.951222][ T32] r4:00000001 [ 1346.951273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.951359][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1346.951391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.951422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.951453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.951488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.951537][ T32] r4:8583d240 [ 1346.952001][ T32] INFO: task kworker/1:700:5847 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1346.952041][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.952137][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.952187][ T32] Call trace: [ 1346.952222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.952277][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1346.952302][ T32] r4:00000000 [ 1346.952334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.952380][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1346.952449][ T32] dd20: bf254000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1346.952534][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1346.952610][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.952681][ T32] r5:800f0013 r4:80239bb0 [ 1346.952726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.952825][ T32] r4:82ac21e4 [ 1346.952868][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.952954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1346.952983][ T32] r4:dffaddc0 [ 1346.953005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.953051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1346.953082][ T32] r4:00000000 [ 1346.953106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.953179][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.953233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.953286][ T32] r5:00001000 r4:dfdc7000 [ 1346.953312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.953369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.953419][ T32] r5:848fc38c r4:848fc000 [ 1346.953444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.953496][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.953521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.953597][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.953626][ T32] r4:8484f680 [ 1346.953693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.953749][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.953776][ T32] r4:00000001 [ 1346.953796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.953870][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.953927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.953969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.954026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.954077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.954138][ T32] r4:848b22c0 [ 1346.954170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.954215][ T32] INFO: task kworker/1:701:5850 blocked for more than 473 seconds. [ 1346.954276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.954353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.954399][ T32] task:kworker/1:701 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.954461][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.954509][ T32] Call trace: [ 1346.954569][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.954628][ T32] r10:8291a684 r9:ec779d84 r8:00000002 r7:60000013 r6:ec779d8c r5:858b5400 [ 1346.954728][ T32] r4:858b5400 [ 1346.954755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.954804][ T32] r5:858b5400 r4:8291a680 [ 1346.954826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.955077][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.955462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.955841][ T32] r10:00000000 r9:85842080 r8:80287e08 r7:ec775e60 r6:85842000 r5:858b5400 ** 13 printk messages dropped ** [ 1346.956813][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 11 printk messages dropped ** [ 1346.957275][ T32] r4:dffaddc0 ** 7 printk messages dropped ** [ 1346.957755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.981853][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1346.981904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.982003][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.982080][ T32] r4:8484f680 [ 1346.982150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.982214][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1346.982444][ T32] r4:00000001 [ 1346.982470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.982679][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1346.982714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.982745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.982772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.982803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.982851][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1346.983089][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.983801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.984086][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.984342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.984412][ T32] r5:8588478c r4:85884400 ** 2 printk messages dropped ** [ 1346.984533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.984890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.985587][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.985820][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1346.986309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1346.986751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.987121][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.987300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.987827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1347.014998][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.015214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583dd40 ** 6 printk messages dropped ** [ 1347.015697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.015866][ T32] r7:ddde2d80 r6:83018200 r5:8588538c r4:85842180 [ 1347.015956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.016015][ T32] r10:61c88647 r9:858b6c00 r8:858421ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.016041][ T32] r4:85842180 [ 1347.016072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.016124][ T32] r10:00000000 r9:85842180 r8:80287e08 r7:ec779e60 r6:85842200 r5:858b6c00 [ 1347.016147][ T32] r4:00000001 [ 1347.016168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.016207][ T32] Exception stack(0xec791fb0 to 0xec791ff8) [ 1347.016252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.016333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.016366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.016398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.016422][ T32] r4:8583d5c0 [ 1347.016821][ T32] INFO: task kworker/1:703:5853 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.016858][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.016930][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.017010][ T32] Call trace: [ 1347.017070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.017243][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.017273][ T32] r4:00000000 [ 1347.017300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.017343][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.017372][ T32] dd20: bf92a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.017428][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.017459][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.017512][ T32] r5:800f0013 r4:80239bb0 [ 1347.017536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.017579][ T32] r4:82ac21e4 [ 1347.017625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.017705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.017733][ T32] r4:dffaddc0 [ 1347.017754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.017799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.017822][ T32] r4:00000000 [ 1347.017867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.025500][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.025579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.025652][ T32] r5:00001000 r4:dfdc7000 [ 1347.025677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.025788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.025839][ T32] r5:848fc38c r4:848fc000 [ 1347.025910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.025965][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.025989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.026147][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.026218][ T32] r4:8484f680 [ 1347.026257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.026341][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.026393][ T32] r4:00000001 [ 1347.026418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.026458][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.026627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.026662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.026690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.026749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.026778][ T32] r4:848b22c0 [ 1347.026803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.026859][ T32] INFO: task kworker/1:704:5856 blocked for more than 473 seconds. [ 1347.026949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.026979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.027004][ T32] task:kworker/1:704 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.027059][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.027110][ T32] Call trace: [ 1347.027144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.027198][ T32] r10:8291a684 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:858b8c00 [ 1347.027246][ T32] r4:858b8c00 [ 1347.027276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.027386][ T32] r5:858b8c00 r4:8291a680 [ 1347.027412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.027559][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.027764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.038494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.038536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.038720][ T32] r7:ddde2d80 r6:83018200 r5:85884f8c r4:85842300 ** 4 printk messages dropped ** [ 1347.038904][ T32] r10:00000000 r9:85842300 r8:80287e08 r7:ec791e60 r6:85842400 r5:858b8c00 ** 2 printk messages dropped ** [ 1347.039011][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1347.039047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.039193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.039226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.039259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.039306][ T32] r4:8583da80 [ 1347.039750][ T32] INFO: task kworker/1:704:5856 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.039810][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.039937][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.040070][ T32] Call trace: [ 1347.040116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.040174][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.040200][ T32] r4:00000000 [ 1347.040227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.040299][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.040344][ T32] dd20: bf9f7000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.040395][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.040432][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.040459][ T32] r5:800f0013 r4:80239bb0 [ 1347.040482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.040526][ T32] r4:82ac21e4 [ 1347.040548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.040593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.040667][ T32] r4:dffaddc0 [ 1347.040693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.040787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.040839][ T32] r4:00000000 [ 1347.040869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.040919][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.040942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.040987][ T32] r5:00001000 r4:dfdc7000 [ 1347.041008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.041049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.041123][ T32] r5:848fc38c r4:848fc000 [ 1347.041171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.041228][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.041253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.041317][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.041393][ T32] r4:8484f680 [ 1347.041443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.041496][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.041534][ T32] r4:00000001 [ 1347.041632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.041684][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.041715][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.041773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1347.042249][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1347.042523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 ** 9 printk messages dropped ** [ 1347.043027][ T32] r5:00001000 r4:ebb3d000 ** 1 printk messages dropped ** [ 1347.043095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.043139][ T32] r5:85885f8c r4:85885c00 ** 2 printk messages dropped ** [ 1347.043404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.043735][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) ** 4 printk messages dropped ** [ 1347.043959][ T32] r4:8583dd00 ** 3 printk messages dropped ** [ 1347.044362][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.044640][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1347.044845][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.045191][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.045408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.045938][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.046156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.046200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.046243][ T32] r4:848b22c0 [ 1347.046282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.046329][ T32] INFO: task kworker/0:654:5860 blocked for more than 473 seconds. [ 1347.046364][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.046462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.046488][ T32] task:kworker/0:654 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.046536][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.046681][ T32] Call trace: [ 1347.046717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.046771][ T32] r10:8291a684 r9:ec79dd84 r8:00000002 r7:60000113 r6:ec79dd8c r5:85053c00 [ 1347.046798][ T32] r4:85053c00 [ 1347.046869][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.046941][ T32] r5:85053c00 r4:8291a680 [ 1347.046966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.047007][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.047050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 [ 1347.047128][ T32] r4:00000000 [ 1347.047154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.047192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.047229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.047272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833200 [ 1347.047317][ T32] r4:00000000 [ 1347.047343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.047393][ T32] r9:83018005 r8:85053c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1347.047416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.047459][ T32] r5:00001000 r4:ebb01000 [ 1347.047479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.047544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.047592][ T32] r5:857c3b8c r4:857c3800 [ 1347.047624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.047676][ T32] r7:dddced80 r6:83018000 r5:857c3b8c r4:85839580 [ 1347.047698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.047748][ T32] r10:61c88647 r9:85053c00 r8:858395ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.047771][ T32] r4:85839580 [ 1347.047792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.047851][ T32] r10:00000000 r9:85839580 r8:80287e08 r7:ec749e60 r6:85839880 r5:85053c00 [ 1347.047877][ T32] r4:00000001 [ 1347.047915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.072463][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1347.072636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.072690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.072738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.072793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.072832][ T32] r4:857b7800 [ 1347.073516][ T32] INFO: task kworker/0:654:5860 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.073582][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.073745][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.073860][ T32] Call trace: [ 1347.073924][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.074027][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.074128][ T32] r4:00000000 [ 1347.074185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.074275][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.074338][ T32] dd20: bfe21000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.074415][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.074493][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.074557][ T32] r5:800f0013 r4:80239bb0 [ 1347.074621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.074714][ T32] r4:82ac21e4 [ 1347.074753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.074914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.074957][ T32] r4:dffaddc0 [ 1347.074993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.075080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.075324][ T32] r4:00000000 [ 1347.075364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.075537][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.075592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.075667][ T32] r5:00001000 r4:dfdc7000 [ 1347.075703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.075768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.075864][ T32] r5:848fc38c r4:848fc000 [ 1347.075903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.075983][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.076018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.076106][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.076144][ T32] r4:8484f680 [ 1347.076197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.076277][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.076314][ T32] r4:00000001 [ 1347.076348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.076407][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.076451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.076498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.076543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.076591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.076645][ T32] r4:848b22c0 [ 1347.076711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.076796][ T32] INFO: task kworker/1:706:5862 blocked for more than 473 seconds. [ 1347.076853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.076920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1347.077361][ T32] r10:8291a684 r9:ec7a5d84 r8:00000002 r7:60000013 r6:ec7a5d8c r5:85054800 ** 5 printk messages dropped ** [ 1347.077742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 ** 3 printk messages dropped ** [ 1347.094576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1347.094788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.095048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.095107][ T32] r5:8588578c r4:85885400 ** 2 printk messages dropped ** [ 1347.095231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.095500][ T32] Exception stack(0xec7a5fb0 to 0xec7a5ff8) ** 6 printk messages dropped ** [ 1347.096182][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.096726][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.096903][ T32] r4:dffaddc0 ** 3 printk messages dropped ** [ 1347.097135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.097307][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.097333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.097378][ T32] r5:00001000 r4:dfdc7000 [ 1347.097399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.097477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.097532][ T32] r5:848fc38c r4:848fc000 [ 1347.097554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.097676][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.097704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.097756][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.097780][ T32] r4:8484f680 [ 1347.097800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.097849][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.097887][ T32] r4:00000001 [ 1347.097955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.108535][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.108601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.108650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.108708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.108761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.108791][ T32] r4:848b22c0 [ 1347.108842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.108882][ T32] INFO: task kworker/0:655:5863 blocked for more than 473 seconds. [ 1347.109025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.109081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.109117][ T32] task:kworker/0:655 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.109179][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.109247][ T32] Call trace: [ 1347.109284][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.109344][ T32] r10:8291a684 r9:ec7b9d84 r8:00000002 r7:60000113 r6:ec7b9d8c r5:85055400 [ 1347.109368][ T32] r4:85055400 [ 1347.109413][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.109463][ T32] r5:85055400 r4:8291a680 [ 1347.109484][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.109538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.109592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1347.109617][ T32] r4:00000000 [ 1347.109651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.109714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.109784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.109832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85869c40 [ 1347.109862][ T32] r4:00000000 [ 1347.109884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.109959][ T32] r9:83018005 r8:85055400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1347.109986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.110056][ T32] r5:00001000 r4:ebe57000 [ 1347.110087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.110222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.110272][ T32] r5:857d038c r4:857d0000 [ 1347.110299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.110356][ T32] r7:dddced80 r6:83018000 r5:857d038c r4:85839800 [ 1347.110381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.110431][ T32] r10:61c88647 r9:85055400 r8:8583982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.110455][ T32] r4:85839800 [ 1347.110476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.110525][ T32] r10:00000000 r9:85839800 r8:80287e08 r7:ec79de60 r6:85839a80 r5:85055400 [ 1347.110549][ T32] r4:00000001 [ 1347.110568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.110626][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) [ 1347.110658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.110712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.110743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.110775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.110799][ T32] r4:85833100 [ 1347.111216][ T32] INFO: task kworker/0:655:5863 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.111301][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.111409][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.111468][ T32] Call trace: [ 1347.111516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.111574][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.111622][ T32] r4:00000000 [ 1347.111646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.111689][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.111718][ T32] dd20: c024c000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1347.111826][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.112078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 6 printk messages dropped ** [ 1347.112354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.112804][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1347.112984][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1347.113311][ T32] INFO: task kworker/0:656:5865 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.113682][ T32] r4:85056000 ** 4 printk messages dropped ** [ 1347.113861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 ** 6 printk messages dropped ** [ 1347.114057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.114297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.114748][ T32] r10:61c88647 r9:85056000 r8:858399ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.114773][ T32] r4:85839980 [ 1347.114895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.114946][ T32] r10:00000000 r9:85839980 r8:80287e08 r7:ec7b9e60 r6:85839a00 r5:85056000 [ 1347.114995][ T32] r4:00000001 [ 1347.115036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.115087][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1347.115195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.115230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.115306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.115342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.115367][ T32] r4:85833100 [ 1347.115762][ T32] INFO: task kworker/0:656:5865 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.115800][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.115897][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.115950][ T32] Call trace: [ 1347.115981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.116035][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.116059][ T32] r4:00000000 [ 1347.116089][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.116208][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.116321][ T32] dd20: c024c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.116355][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.116426][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.116507][ T32] r5:800f0013 r4:80239bb0 [ 1347.116532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.116574][ T32] r4:82ac21e4 [ 1347.116595][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.116702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.116729][ T32] r4:dffaddc0 [ 1347.116801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.116894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.116921][ T32] r4:00000000 [ 1347.116943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.117013][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.117145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.117214][ T32] r5:00001000 r4:dfdc7000 [ 1347.117239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.117281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.117416][ T32] r5:848fc38c r4:848fc000 [ 1347.117465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.117519][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.117542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.117590][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.117613][ T32] r4:8484f680 [ 1347.117633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.117681][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.117704][ T32] r4:00000001 [ 1347.117724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.117772][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.117827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.117859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.117888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.117920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.148651][ T32] r4:848b22c0 [ 1347.148768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.148807][ T32] INFO: task kworker/1:707:5867 blocked for more than 473 seconds. [ 1347.148844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.148889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.148950][ T32] task:kworker/1:707 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.149087][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.149182][ T32] Call trace: [ 1347.149217][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.149276][ T32] r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:85056c00 [ 1347.149300][ T32] r4:85056c00 [ 1347.149321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.149367][ T32] r5:85056c00 r4:8291a680 [ 1347.149412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.149483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.149603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 [ 1347.149656][ T32] r4:00000000 [ 1347.149680][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.149718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.149758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.149800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858401c0 [ 1347.149824][ T32] r4:00000000 [ 1347.149846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.149920][ T32] r9:83018205 r8:85056c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1347.149971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.150019][ T32] r5:00001000 r4:ebb29000 [ 1347.150040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.150085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.150194][ T32] r5:85885b8c r4:85885800 [ 1347.150220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.150270][ T32] r7:ddde2d80 r6:83018200 r5:85885b8c r4:85842500 [ 1347.150292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.150365][ T32] r10:61c88647 r9:85056c00 r8:8584252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.150417][ T32] r4:85842500 [ 1347.150441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.150490][ T32] r10:00000000 r9:85842500 r8:80287e08 r7:ec7b5e60 r6:85839b00 r5:85056c00 [ 1347.150513][ T32] r4:00000001 [ 1347.150556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.150612][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) [ 1347.150645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.150700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.150804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.150838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.150888][ T32] r4:85840280 [ 1347.151301][ T32] INFO: task kworker/1:707:5867 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.151360][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.151450][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.151498][ T32] Call trace: [ 1347.151529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.151607][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.151635][ T32] r4:00000000 [ 1347.151680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.151725][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.151759][ T32] dd20: c0906000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.151838][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.151868][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.151913][ T32] r5:800f0013 r4:80239bb0 [ 1347.151936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.151977][ T32] r4:82ac21e4 [ 1347.151998][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.152065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.152129][ T32] r4:dffaddc0 [ 1347.152155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.152203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.152252][ T32] r4:00000000 [ 1347.152312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.152370][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.152393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.152448][ T32] r5:00001000 r4:dfdc7000 [ 1347.152510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.152562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.152630][ T32] r5:848fc38c r4:848fc000 [ 1347.152655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.152705][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.152728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.152779][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.152803][ T32] r4:8484f680 [ 1347.152871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.152924][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.152947][ T32] r4:00000001 [ 1347.152967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.153005][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.153056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.153167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.153236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.153270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.153295][ T32] r4:848b22c0 [ 1347.153315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.153342][ T32] INFO: task kworker/1:708:5870 blocked for more than 473 seconds. [ 1347.153371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.153395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.153422][ T32] task:kworker/1:708 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.153500][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.153545][ T32] Call trace: [ 1347.153646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.153755][ T32] r10:8291a684 r9:ec7e5d84 r8:00000002 r7:60000113 r6:ec7e5d8c r5:85050c00 [ 1347.153785][ T32] r4:85050c00 [ 1347.153822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.153886][ T32] r5:85050c00 r4:8291a680 [ 1347.153915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.153956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.154003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1347.154028][ T32] r4:00000000 [ 1347.154079][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.154146][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.154330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840440 ** 6 printk messages dropped ** [ 1347.154694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.154754][ T32] r5:8588638c r4:85886000 ** 1 printk messages dropped ** [ 1347.154828][ T32] r7:ddde2d80 r6:83018200 r5:8588638c r4:85842680 ** 1 printk messages dropped ** [ 1347.154897][ T32] r10:61c88647 r9:85050c00 r8:858426ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.155010][ T32] r4:00000001 [ 1347.155079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.155121][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) [ 1347.155149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.155204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.155277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.155325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.155353][ T32] r4:858402c0 [ 1347.155621][ T32] INFO: task kworker/1:708:5870 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.155655][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.155729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.155774][ T32] Call trace: [ 1347.155901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.155960][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.155986][ T32] r4:00000000 [ 1347.156006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.156046][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.156083][ T32] dd20: c0906000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.156126][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.156156][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.156181][ T32] r5:800f0013 r4:80239bb0 [ 1347.156215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.156273][ T32] r4:82ac21e4 [ 1347.156320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.156368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.156416][ T32] r4:dffaddc0 [ 1347.156463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.156535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.156562][ T32] r4:00000000 [ 1347.156606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.156656][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.156680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.156771][ T32] r5:00001000 r4:dfdc7000 [ 1347.156796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.156838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.156881][ T32] r5:848fc38c r4:848fc000 [ 1347.156902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.156956][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.156979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.157053][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.157086][ T32] r4:8484f680 [ 1347.157118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.157175][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.157199][ T32] r4:00000001 [ 1347.157277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.157319][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.157412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.157450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.157502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.157607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.157634][ T32] r4:848b22c0 [ 1347.157654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.157696][ T32] INFO: task kworker/1:709:5872 blocked for more than 473 seconds. [ 1347.157754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.157783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.157806][ T32] task:kworker/1:709 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.157855][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.157911][ T32] Call trace: [ 1347.157996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.180583][ T32] r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:85051800 [ 1347.180639][ T32] r4:85051800 [ 1347.180679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.180756][ T32] r5:85051800 r4:8291a680 [ 1347.180780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.180848][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.180898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1347.180922][ T32] r4:00000000 [ 1347.180966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.181007][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.181050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.181102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840580 [ 1347.181147][ T32] r4:00000000 [ 1347.181173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.181249][ T32] r9:83018205 r8:85051800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.181301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.181395][ T32] r5:00001000 r4:ebb5d000 [ 1347.181421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.181513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.181572][ T32] r5:8588678c r4:85886400 [ 1347.181643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.181709][ T32] r7:ddde2d80 r6:83018200 r5:8588678c r4:85842780 [ 1347.181738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.181789][ T32] r10:61c88647 r9:85051800 r8:858427ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.181871][ T32] r4:85842780 [ 1347.181896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.181946][ T32] r10:00000000 r9:85842780 r8:80287e08 r7:ec7e5e60 r6:85839c00 r5:85051800 [ 1347.181969][ T32] r4:00000001 [ 1347.181991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.182156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.182257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.182527][ T32] r4:85840380 [ 1347.182933][ T32] INFO: task kworker/1:709:5872 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.183004][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.183261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.183442][ T32] Call trace: [ 1347.183954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.184014][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.184046][ T32] r4:00000000 [ 1347.184094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.184164][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.184197][ T32] dd20: c0d51000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.184228][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.184255][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.184303][ T32] r5:800f0013 r4:80239bb0 [ 1347.184353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.184401][ T32] r4:82ac21e4 [ 1347.184427][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.184498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.184526][ T32] r4:dffaddc0 [ 1347.184593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.184641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.184665][ T32] r4:00000000 [ 1347.184686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.184733][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.184804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.184852][ T32] r5:00001000 r4:dfdc7000 [ 1347.184876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.184918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.184963][ T32] r5:848fc38c r4:848fc000 [ 1347.184983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.185032][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.185054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.185108][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.185156][ T32] r4:8484f680 [ 1347.185193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.185244][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.185267][ T32] r4:00000001 [ 1347.185298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.185340][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.185367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.185414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.186124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.186196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.186223][ T32] r4:848b22c0 [ 1347.186322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.186369][ T32] INFO: task kworker/1:710:5874 blocked for more than 473 seconds. [ 1347.186425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.186533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.186559][ T32] task:kworker/1:710 state:D stack:0 pid:5874 tgid:5874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.186607][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.186650][ T32] Call trace: [ 1347.187076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.187245][ T32] r10:8291a684 r9:ec7f5d84 r8:00000002 r7:60000113 r6:ec7f5d8c r5:85053000 [ 1347.187548][ T32] r4:85053000 [ 1347.187573][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.187618][ T32] r5:85053000 r4:8291a680 [ 1347.187655][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.188023][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.211635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [ 1347.211686][ T32] r4:00000000 [ 1347.211710][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.211768][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.211810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.211854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840940 [ 1347.211894][ T32] r4:00000000 [ 1347.211935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.211990][ T32] r9:83018205 r8:85053000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1347.212013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.212131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.212202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.212557][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.212762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.213507][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1347.213891][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.213965][ T32] r4:82ac21e4 [ 1347.214010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.214065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.214096][ T32] r4:dffaddc0 [ 1347.214145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.214219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.214246][ T32] r4:00000000 [ 1347.214279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.214329][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.214354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.214397][ T32] r5:00001000 r4:dfdc7000 [ 1347.214492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.214539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.214583][ T32] r5:848fc38c r4:848fc000 [ 1347.214603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.214651][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.214674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.214723][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.214747][ T32] r4:8484f680 [ 1347.214801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.214854][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.214878][ T32] r4:00000001 [ 1347.214899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.214937][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.214964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.214993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.215020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.215049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.215072][ T32] r4:848b22c0 [ 1347.215100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.215158][ T32] INFO: task kworker/1:711:5875 blocked for more than 473 seconds. [ 1347.215217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.215264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.215290][ T32] task:kworker/1:711 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.215355][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.215421][ T32] Call trace: [ 1347.215480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.215540][ T32] r10:8291a684 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:85052400 [ 1347.215565][ T32] r4:85052400 [ 1347.215585][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.215630][ T32] r5:85052400 r4:8291a680 [ 1347.215665][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.215709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.215797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1347.215840][ T32] r4:00000000 [ 1347.215863][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.215899][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.215935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.215979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840600 [ 1347.216004][ T32] r4:00000000 [ 1347.216025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.216094][ T32] r9:83018205 r8:85052400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1347.216121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.216166][ T32] r5:00001000 r4:ebb79000 [ 1347.216186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.217802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.217851][ T32] r5:85886b8c r4:85886800 [ 1347.217873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.238824][ T32] r7:ddde2d80 r6:83018200 r5:85886b8c r4:85842880 [ 1347.239005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.239163][ T32] r10:61c88647 r9:85052400 r8:858428ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.239220][ T32] r4:85842880 [ 1347.239267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.239411][ T32] r10:00000000 r9:85842880 r8:80287e08 r7:ec7f5e60 r6:85839d00 r5:85052400 [ 1347.239449][ T32] r4:00000001 [ 1347.239472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.239514][ T32] Exception stack(0xec7f9fb0 to 0xec7f9ff8) [ 1347.239546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.239576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.239606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.239637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.239689][ T32] r4:85840780 [ 1347.240101][ T32] INFO: task kworker/1:711:5875 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.240138][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.240210][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.240279][ T32] Call trace: [ 1347.240338][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.240421][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.240474][ T32] r4:00000000 [ 1347.240500][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.240553][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.240587][ T32] dd20: c15f7000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.240618][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.240669][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.240698][ T32] r5:800f0013 r4:80239bb0 [ 1347.240720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.240813][ T32] r4:82ac21e4 [ 1347.240837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.240883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.240907][ T32] r4:dffaddc0 [ 1347.240952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.241000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.241047][ T32] r4:00000000 [ 1347.241071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.241128][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.241153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.241198][ T32] r5:00001000 r4:dfdc7000 [ 1347.241220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.241263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.241333][ T32] r5:848fc38c r4:848fc000 [ 1347.241358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.241456][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.241482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.241532][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.241555][ T32] r4:8484f680 [ 1347.241580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.241689][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.241719][ T32] r4:00000001 [ 1347.241739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.241777][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.241804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.241853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.241960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.241994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.242020][ T32] r4:848b22c0 [ 1347.242040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.242127][ T32] INFO: task kworker/1:712:5877 blocked for more than 473 seconds. [ 1347.242169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.242526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.242552][ T32] task:kworker/1:712 state:D stack:0 pid:5877 tgid:5877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.242657][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.242747][ T32] Call trace: [ 1347.242780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.242835][ T32] r10:8291a684 r9:ec7bdd84 r8:00000002 r7:60000013 r6:ec7bdd8c r5:858b9800 [ 1347.242860][ T32] r4:858b9800 [ 1347.243258][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.243321][ T32] r5:858b9800 r4:8291a680 [ 1347.243381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.243450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.243564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1347.243591][ T32] r4:00000000 [ 1347.243636][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.243716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.243756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.243799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840800 [ 1347.243821][ T32] r4:00000000 [ 1347.243847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.243920][ T32] r9:83018205 r8:858b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1347.243945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.243989][ T32] r5:00001000 r4:ebb95000 [ 1347.244010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.244103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.244164][ T32] r5:85886f8c r4:85886c00 [ 1347.244203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.244335][ T32] r7:ddde2d80 r6:83018200 r5:85886f8c r4:85842900 [ 1347.244390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.244503][ T32] r10:61c88647 r9:858b9800 r8:8584292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.244552][ T32] r4:85842900 [ 1347.244599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.244701][ T32] r10:00000000 r9:85842900 r8:80287e08 r7:ec7f5e60 r6:85842980 r5:858b9800 [ 1347.244759][ T32] r4:00000001 [ 1347.244800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244870][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) [ 1347.244924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.245010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.245122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.245192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.245244][ T32] r4:85840640 [ 1347.245660][ T32] INFO: task kworker/1:712:5877 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.245736][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.246820][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1347.247280][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.247554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1347.261825][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1347.262155][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.262549][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1347.262945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.263224][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.264080][ T32] r4:858bb000 ** 3 printk messages dropped ** [ 1347.264209][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.264529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.264871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.265117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.265437][ T32] r7:ddde2d80 r6:83018200 r5:8589038c r4:85842700 ** 5 printk messages dropped ** [ 1347.265870][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.266411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1347.267818][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1347.291247][ T32] r4:82ac21e4 [ 1347.291346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.291401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.291452][ T32] r4:dffaddc0 [ 1347.291477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.291526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.291549][ T32] r4:00000000 [ 1347.291571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.291621][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.291645][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.291693][ T32] r5:00001000 r4:dfdc7000 [ 1347.291760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.291855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.291980][ T32] r5:848fc38c r4:848fc000 [ 1347.292029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.292144][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.292264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.292377][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.292436][ T32] r4:8484f680 [ 1347.292505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.292631][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.292686][ T32] r4:00000001 [ 1347.292751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.292854][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.292926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.292996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.293084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.293167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.293219][ T32] r4:848b22c0 [ 1347.293249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.293295][ T32] INFO: task kworker/1:714:5882 blocked for more than 473 seconds. [ 1347.293335][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.294063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.294096][ T32] task:kworker/1:714 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.294403][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.294508][ T32] Call trace: [ 1347.294575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.294742][ T32] r10:8291a684 r9:ec7e1d84 r8:00000002 r7:60000113 r6:ec7e1d8c r5:858bbc00 [ 1347.294800][ T32] r4:858bbc00 [ 1347.294844][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.295028][ T32] r5:858bbc00 r4:8291a680 [ 1347.295095][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.295185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.295277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 [ 1347.295328][ T32] r4:00000000 [ 1347.295418][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.295510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.295617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.295691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85840a80 [ 1347.295721][ T32] r4:00000000 [ 1347.295742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.296271][ T32] r9:83018205 r8:858bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1347.296299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.296477][ T32] r5:00001000 r4:ebbbf000 [ 1347.296502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.296544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.296947][ T32] r5:8588778c r4:85887400 [ 1347.297227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.297290][ T32] r7:ddde2d80 r6:83018200 r5:8588778c r4:85842a80 [ 1347.297338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.297395][ T32] r10:61c88647 r9:858bbc00 r8:85842aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.297420][ T32] r4:85842a80 [ 1347.297442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.297515][ T32] r10:00000000 r9:85842a80 r8:80287e08 r7:ec7fde60 r6:85842600 r5:858bbc00 [ 1347.297571][ T32] r4:00000001 [ 1347.297619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.297685][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) [ 1347.297718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.297749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.297800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.297834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.297858][ T32] r4:85840880 [ 1347.321817][ T32] INFO: task kworker/1:714:5882 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.322033][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.322871][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1347.322987][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.323196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 6 printk messages dropped ** [ 1347.323455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.324346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.324888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.325359][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.326152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 ** 5 printk messages dropped ** [ 1347.327267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.327907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.327951][ T32] r5:85887b8c r4:85887800 [ 1347.328025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.350568][ T32] r7:ddde2d80 r6:83018200 r5:85887b8c r4:85842b00 [ 1347.351256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.351403][ T32] r10:61c88647 r9:858bc800 r8:85842b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.351434][ T32] r4:85842b00 [ 1347.351456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.351720][ T32] r10:00000000 r9:85842b00 r8:80287e08 r7:ec7fde60 r6:85842c80 r5:858bc800 [ 1347.351748][ T32] r4:00000001 [ 1347.351769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.351809][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1347.352272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.352309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.352338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.352371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.352395][ T32] r4:85840d00 [ 1347.352796][ T32] INFO: task kworker/1:715:5884 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.352834][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.353537][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.353706][ T32] Call trace: [ 1347.353787][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.353893][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.353945][ T32] r4:00000000 [ 1347.354029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.354158][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.354225][ T32] dd20: c214e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.354296][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.354354][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.354597][ T32] r5:800f0013 r4:80239bb0 [ 1347.354658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.354790][ T32] r4:82ac21e4 [ 1347.354895][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.355070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.355138][ T32] r4:dffaddc0 [ 1347.355188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.355338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.355398][ T32] r4:00000000 [ 1347.355592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.355713][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.355836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.355935][ T32] r5:00001000 r4:dfdc7000 [ 1347.355983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.356072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.356178][ T32] r5:848fc38c r4:848fc000 [ 1347.356520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.356578][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.356822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.356938][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.357016][ T32] r4:8484f680 [ 1347.357181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.357293][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.357353][ T32] r4:00000001 [ 1347.357400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.357661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.379473][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.379846][ T32] r10:8291a684 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:858bd400 ** 4 printk messages dropped ** [ 1347.380448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.380579][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1347.381648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.381753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.382499][ T32] r10:00000000 r9:85842b80 r8:80287e08 r7:ec7fde60 r6:85842d80 r5:858bd400 ** 4 printk messages dropped ** [ 1347.382651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.384032][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.384407][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1347.385159][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.385510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1347.386430][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1347.386679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.387149][ T32] INFO: task kworker/1:717:5888 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.387690][ T32] r5:858be000 r4:8291a680 ** 2 printk messages dropped ** [ 1347.387827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1347.387882][ T32] r4:00000000 [ 1347.412412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.412593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.412682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.412751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858400c0 [ 1347.412857][ T32] r4:00000000 [ 1347.412882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.412933][ T32] r9:83018205 r8:858be000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1347.412957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.413067][ T32] r5:00001000 r4:ebcbb000 [ 1347.413098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.413140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.413209][ T32] r5:8589078c r4:85890400 [ 1347.413234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.413308][ T32] r7:ddde2d80 r6:83018200 r5:8589078c r4:85842c00 [ 1347.413363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.413419][ T32] r10:61c88647 r9:858be000 r8:85842c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.413444][ T32] r4:85842c00 [ 1347.413489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.413543][ T32] r10:00000000 r9:85842c00 r8:80287e08 r7:ec7fde60 r6:85842e00 r5:858be000 [ 1347.413567][ T32] r4:00000001 [ 1347.413648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.413692][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1347.413723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.413753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.413780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.413811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.413834][ T32] r4:85840f00 [ 1347.414308][ T32] INFO: task kworker/1:717:5888 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.414408][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.414571][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.414673][ T32] Call trace: [ 1347.414745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.414856][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.414913][ T32] r4:00000000 [ 1347.414962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.415047][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.415125][ T32] dd20: c2b03000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.415196][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.415257][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.415313][ T32] r5:800f0013 r4:80239bb0 [ 1347.415368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.415420][ T32] r4:82ac21e4 [ 1347.415443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.415489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.415513][ T32] r4:dffaddc0 [ 1347.415548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.415621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.415649][ T32] r4:00000000 [ 1347.415680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.415732][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.415754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.415798][ T32] r5:00001000 r4:dfdc7000 [ 1347.415819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.415860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.415903][ T32] r5:848fc38c r4:848fc000 [ 1347.415926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.416024][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.416050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.416136][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.416163][ T32] r4:8484f680 [ 1347.416184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.416234][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.416283][ T32] r4:00000001 [ 1347.416306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.416363][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.416451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.416497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.416546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.416580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.416604][ T32] r4:848b22c0 [ 1347.416626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.416694][ T32] INFO: task kworker/1:718:5890 blocked for more than 473 seconds. [ 1347.416759][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.416790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.416817][ T32] task:kworker/1:718 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.416866][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.417171][ T32] r4:858bec00 ** 4 printk messages dropped ** [ 1347.417366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 ** 8 printk messages dropped ** [ 1347.417845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.427797][ T32] r7:ddde2d80 r6:83018200 r5:85890b8c r4:85842e80 ** 5 printk messages dropped ** [ 1347.428411][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.428694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1347.429573][ T32] dd20: c2b03000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1347.430097][ T32] r4:dffaddc0 ** 7 printk messages dropped ** [ 1347.430521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.431182][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1347.431754][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1347.432044][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.432954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.433502][ T32] r4:00000000 [ 1347.433557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.433702][ T32] r9:83018205 r8:858b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1347.433763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.433859][ T32] r5:00001000 r4:ebcd9000 [ 1347.433907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.433992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.434097][ T32] r5:85890f8c r4:85890c00 [ 1347.434182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.434281][ T32] r7:ddde2d80 r6:83018200 r5:85890f8c r4:85842d00 [ 1347.434354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.434469][ T32] r10:61c88647 r9:858b8000 r8:85842d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.434540][ T32] r4:85842d00 [ 1347.434592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.434681][ T32] r10:00000000 r9:85842d00 r8:80287e08 r7:ec815e60 r6:85842f00 r5:858b8000 [ 1347.434738][ T32] r4:00000001 [ 1347.434805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.434898][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1347.434962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.435051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.435129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.435195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.435260][ T32] r4:85856000 [ 1347.435507][ T32] INFO: task kworker/1:719:5892 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.435558][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.435673][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.435819][ T32] Call trace: [ 1347.435853][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.435935][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.435989][ T32] r4:00000000 [ 1347.436023][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.436083][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.436155][ T32] dd20: c2b03000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.436192][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.436220][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.436304][ T32] r5:800f0013 r4:80239bb0 [ 1347.436330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.436499][ T32] r4:82ac21e4 [ 1347.436532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.436577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.436602][ T32] r4:dffaddc0 [ 1347.436622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.436717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.436745][ T32] r4:00000000 [ 1347.436766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.436840][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.436865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.436909][ T32] r5:00001000 r4:dfdc7000 [ 1347.436931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.436971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.437013][ T32] r5:848fc38c r4:848fc000 [ 1347.437048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.437106][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.437128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.437178][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.437207][ T32] r4:8484f680 [ 1347.437228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.437279][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.437302][ T32] r4:00000001 [ 1347.437322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.437358][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.437410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.437445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.437535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.437570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.437595][ T32] r4:848b22c0 [ 1347.437615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.437641][ T32] INFO: task kworker/1:720:5893 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.437821][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.471174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 ** 5 printk messages dropped ** [ 1347.471548][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.471775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.472019][ T32] r10:61c88647 r9:858b3c00 r8:857abf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.472522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.473293][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.473552][ T32] dd20: c2fce000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1347.473995][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.474504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.475253][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1347.475346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.475428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.475474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.475501][ T32] r4:848b22c0 [ 1347.475524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.475555][ T32] INFO: task kworker/1:721:5896 blocked for more than 473 seconds. [ 1347.475617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.475723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.475758][ T32] task:kworker/1:721 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.475806][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.475852][ T32] Call trace: [ 1347.475903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.475969][ T32] r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000113 r6:ec81dd8c r5:858c0000 [ 1347.476022][ T32] r4:858c0000 [ 1347.476047][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.476115][ T32] r5:858c0000 r4:8291a680 [ 1347.476141][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.476183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.476227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1347.476276][ T32] r4:00000000 [ 1347.476398][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.476439][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.476481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.476526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858566c0 [ 1347.476552][ T32] r4:00000000 [ 1347.476598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.476656][ T32] r9:83018205 r8:858c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.476678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.476802][ T32] r5:00001000 r4:ebd53000 [ 1347.476826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.476868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.476912][ T32] r5:85891b8c r4:85891800 [ 1347.476983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.477105][ T32] r7:ddde2d80 r6:83018200 r5:85891b8c r4:85852180 [ 1347.477159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.477281][ T32] r10:61c88647 r9:858c0000 r8:858521ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.477376][ T32] r4:85852180 [ 1347.477429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.477529][ T32] r10:00000000 r9:85852180 r8:80287e08 r7:ec809e60 r6:85852200 r5:858c0000 [ 1347.477586][ T32] r4:00000001 [ 1347.477647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.477761][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1347.477828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.477864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.477893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.492349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.492459][ T32] r4:85856340 [ 1347.492864][ T32] INFO: task kworker/1:721:5896 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.492903][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.492977][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.493081][ T32] Call trace: [ 1347.493183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.493256][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.493284][ T32] r4:00000000 [ 1347.493305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.493350][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.493381][ T32] dd20: c307e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.493412][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.493443][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.493470][ T32] r5:800f0013 r4:80239bb0 [ 1347.493493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.493537][ T32] r4:82ac21e4 [ 1347.493558][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1347.493875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.494345][ T32] r4:8484f680 ** 3 printk messages dropped ** [ 1347.494689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.495067][ T32] INFO: task kworker/1:722:5898 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.495647][ T32] r5:858c0c00 r4:8291a680 ** 5 printk messages dropped ** [ 1347.495862][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.496183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.496222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.496278][ T32] r5:8589178c r4:85891400 [ 1347.496313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.496365][ T32] r7:ddde2d80 r6:83018200 r5:8589178c r4:85852000 [ 1347.496386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.496470][ T32] r10:61c88647 r9:858c0c00 r8:8585202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.496514][ T32] r4:85852000 [ 1347.496543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.496594][ T32] r10:00000000 r9:85852000 r8:80287e08 r7:ec81de60 r6:85852300 r5:858c0c00 [ 1347.496647][ T32] r4:00000001 [ 1347.496699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.496774][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 1347.496830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.496893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.496951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.497011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.497059][ T32] r4:85856640 [ 1347.497451][ T32] INFO: task kworker/1:722:5898 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.497628][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.497700][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.497865][ T32] Call trace: [ 1347.497896][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.516162][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.516239][ T32] r4:00000000 [ 1347.516268][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.516334][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.516368][ T32] dd20: c3458000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.516448][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.516503][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.516581][ T32] r5:800f0013 r4:80239bb0 [ 1347.516606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.516658][ T32] r4:82ac21e4 [ 1347.516682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.516753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.516781][ T32] r4:dffaddc0 [ 1347.516802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.516847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.516869][ T32] r4:00000000 [ 1347.516928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.516995][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.517018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.517065][ T32] r5:00001000 r4:dfdc7000 [ 1347.517094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.517140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.517188][ T32] r5:848fc38c r4:848fc000 [ 1347.517211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.517260][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.517282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.517335][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.517359][ T32] r4:8484f680 [ 1347.517379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.517753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.523842][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.524578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 ** 8 printk messages dropped ** [ 1347.525250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.525554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.525964][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.526227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.527172][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.527369][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.527701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1347.542007][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1347.542361][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1347.542598][ T32] INFO: task kworker/1:724:5901 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.542745][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.542816][ T32] Call trace: [ 1347.542882][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.543000][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000013 r6:ec82dd8c r5:858c3000 [ 1347.543054][ T32] r4:858c3000 [ 1347.543083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.543154][ T32] r5:858c3000 r4:8291a680 [ 1347.543185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.543228][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.543291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1347.543318][ T32] r4:00000000 [ 1347.543338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.543374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.543441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.543488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85856f00 [ 1347.543517][ T32] r4:00000000 [ 1347.543539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.543601][ T32] r9:83018205 r8:858c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1347.543638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.543687][ T32] r5:00001000 r4:eb19b000 [ 1347.543708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.543750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.543794][ T32] r5:85892f8c r4:85892c00 [ 1347.543814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.543872][ T32] r7:ddde2d80 r6:83018200 r5:85892f8c r4:85852400 [ 1347.543898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.543946][ T32] r10:61c88647 r9:858c3000 r8:8585242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.543971][ T32] r4:85852400 [ 1347.543990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.544036][ T32] r10:00000000 r9:85852400 r8:80287e08 r7:ec829e60 r6:85852280 r5:858c3000 [ 1347.544086][ T32] r4:00000001 [ 1347.544112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.544175][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1347.544206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.544261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.544310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.544354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.544379][ T32] r4:85856880 [ 1347.544791][ T32] INFO: task kworker/1:724:5901 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.544829][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.544885][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.544931][ T32] Call trace: [ 1347.544961][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.545070][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.545106][ T32] r4:00000000 [ 1347.545127][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.545167][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.545196][ T32] dd20: c373b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.545226][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.545276][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.545307][ T32] r5:800f0013 r4:80239bb0 [ 1347.545354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.545404][ T32] r4:82ac21e4 [ 1347.545438][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.545511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.545540][ T32] r4:dffaddc0 [ 1347.545560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.545654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.545681][ T32] r4:00000000 [ 1347.545727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.545779][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.545826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.545913][ T32] r5:00001000 r4:dfdc7000 [ 1347.545938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.546020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.546068][ T32] r5:848fc38c r4:848fc000 [ 1347.546098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.546170][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.546206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.546283][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.546335][ T32] r4:8484f680 [ 1347.546358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.546457][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.546485][ T32] r4:00000001 [ 1347.546530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.546579][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.546681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.546715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.546745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.546827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.546854][ T32] r4:848b22c0 [ 1347.546998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.547065][ T32] INFO: task kworker/1:725:5904 blocked for more than 474 seconds. [ 1347.547160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.547187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.547258][ T32] task:kworker/1:725 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.547329][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.547400][ T32] Call trace: [ 1347.547435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.547484][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:849e9800 [ 1347.547508][ T32] r4:849e9800 [ 1347.547529][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.547572][ T32] r5:849e9800 r4:8291a680 [ 1347.547592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.547631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.547674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1347.547697][ T32] r4:00000000 [ 1347.547721][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.547785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.547825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.547868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85856b40 [ 1347.547924][ T32] r4:00000000 [ 1347.569027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.569158][ T32] r9:83018205 r8:849e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1347.569241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.569309][ T32] r5:00001000 r4:dfab9000 [ 1347.569358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.569411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.569506][ T32] r5:8589238c r4:85892000 [ 1347.569561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.569615][ T32] r7:ddde2d80 r6:83018200 r5:8589238c r4:85852480 [ 1347.569637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.569688][ T32] r10:61c88647 r9:849e9800 r8:858524ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.569760][ T32] r4:85852480 [ 1347.569787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.569838][ T32] r10:00000000 r9:85852480 r8:80287e08 r7:ec82de60 r6:85839d80 r5:849e9800 [ 1347.569911][ T32] r4:00000001 [ 1347.569937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.569979][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 1347.570010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.570040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.570078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.570161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.570214][ T32] r4:85856a80 [ 1347.570641][ T32] INFO: task kworker/1:725:5904 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.570680][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.570751][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.570799][ T32] Call trace: [ 1347.570860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.570919][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.570944][ T32] r4:00000000 [ 1347.570964][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.571004][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.571047][ T32] dd20: c3a53000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.571085][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.571130][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.571170][ T32] r5:800f0013 r4:80239bb0 [ 1347.571220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.571314][ T32] r4:82ac21e4 [ 1347.571339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.571390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.571416][ T32] r4:dffaddc0 [ 1347.571437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.571481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.571504][ T32] r4:00000000 [ 1347.571574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.571625][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.571722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.571770][ T32] r5:00001000 r4:dfdc7000 [ 1347.571811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.571939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.572035][ T32] r5:848fc38c r4:848fc000 [ 1347.572106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.572211][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.572277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.572381][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.572434][ T32] r4:8484f680 [ 1347.572478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.572576][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.572647][ T32] r4:00000001 [ 1347.572698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.572782][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.572814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.572872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.572970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.573060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.573128][ T32] r4:848b22c0 [ 1347.573182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.573244][ T32] INFO: task kworker/1:726:5907 blocked for more than 474 seconds. [ 1347.573315][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.573393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.573500][ T32] task:kworker/1:726 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.573639][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.573740][ T32] Call trace: [ 1347.573830][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.573892][ T32] r10:8291a684 r9:ec6e5d84 r8:00000002 r7:60000113 r6:ec6e5d8c r5:85050000 [ 1347.573918][ T32] r4:85050000 [ 1347.573940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.573986][ T32] r5:85050000 r4:8291a680 [ 1347.574050][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.574166][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.574254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 ** 3 printk messages dropped ** [ 1347.574419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.574890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.574947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.574997][ T32] r5:8589278c r4:85892400 [ 1347.575053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.575247][ T32] r4:85852500 ** 6 printk messages dropped ** [ 1347.575502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.576133][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.576156][ T32] r4:00000000 [ 1347.576177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.576218][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.576249][ T32] dd20: c3a53000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.576279][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.576305][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.576403][ T32] r5:800f0013 r4:80239bb0 [ 1347.576429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.576471][ T32] r4:82ac21e4 [ 1347.576491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.576533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.576561][ T32] r4:dffaddc0 [ 1347.576582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.576626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.576650][ T32] r4:00000000 [ 1347.576671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.576717][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.576739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.576789][ T32] r5:00001000 r4:dfdc7000 [ 1347.576812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.576929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.576978][ T32] r5:848fc38c r4:848fc000 [ 1347.577000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.577047][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.577069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.577124][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.577150][ T32] r4:8484f680 [ 1347.577169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.577254][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.577283][ T32] r4:00000001 [ 1347.577303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.577340][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.577417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.577476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.577508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.577564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.577590][ T32] r4:848b22c0 [ 1347.577612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.577770][ T32] INFO: task kworker/1:727:5909 blocked for more than 474 seconds. [ 1347.577903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.577931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.578016][ T32] task:kworker/1:727 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.600420][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.600530][ T32] Call trace: [ 1347.600596][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.600657][ T32] r10:8291a684 r9:ec729d84 r8:00000002 r7:60000113 r6:ec729d8c r5:850a0000 [ 1347.600684][ T32] r4:850a0000 [ 1347.600767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.600823][ T32] r5:850a0000 r4:8291a680 [ 1347.600848][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.600914][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.600988][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.601272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.601626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.601669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.601735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.601980][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.602361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.602998][ T32] Call trace: ** 1 printk messages dropped ** [ 1347.603271][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1347.603509][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.603702][ T32] r4:dffaddc0 ** 1 printk messages dropped ** [ 1347.603771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 1 printk messages dropped ** [ 1347.603858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.603905][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.603953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.604002][ T32] r5:00001000 r4:dfdc7000 [ 1347.604025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.604066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.604118][ T32] r5:848fc38c r4:848fc000 [ 1347.604139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.604188][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.604210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.604258][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.604333][ T32] r4:8484f680 [ 1347.604357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.604442][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.604501][ T32] r4:00000001 [ 1347.604563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.604643][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.604696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.604773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.604837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.604893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.604942][ T32] r4:848b22c0 [ 1347.605003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.605065][ T32] INFO: task kworker/1:728:5911 blocked for more than 474 seconds. [ 1347.605162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.605223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.605285][ T32] task:kworker/1:728 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.605385][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.605479][ T32] Call trace: [ 1347.605640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.605745][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:850a1800 [ 1347.605817][ T32] r4:850a1800 [ 1347.605870][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1347.606444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.607150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.607195][ T32] r5:8589338c r4:85893000 [ 1347.607222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.607298][ T32] r7:ddde2d80 r6:83018200 r5:8589338c r4:85852700 [ 1347.607331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.607410][ T32] r10:61c88647 r9:850a1800 r8:8585272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.607438][ T32] r4:85852700 [ 1347.607458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.607531][ T32] r10:00000000 r9:85852700 r8:80287e08 r7:ec82de60 r6:85839e80 r5:850a1800 [ 1347.607581][ T32] r4:00000001 [ 1347.607604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1347.607797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1347.626891][ T32] dd20: c3f8b000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1347.627168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1347.627583][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1347.641246][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1347.641416][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.641446][ T32] r4:00000001 [ 1347.641541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.641634][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.641669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.641749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.641840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.641905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.641956][ T32] r4:848b22c0 [ 1347.641984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.642016][ T32] INFO: task kworker/1:729:5914 blocked for more than 474 seconds. [ 1347.642050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.642082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.642129][ T32] task:kworker/1:729 state:D stack:0 pid:5914 tgid:5914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.642219][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.642271][ T32] Call trace: [ 1347.642337][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.642392][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000113 r6:ec841d8c r5:850a0c00 [ 1347.642415][ T32] r4:850a0c00 [ 1347.642435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.642491][ T32] r5:850a0c00 r4:8291a680 [ 1347.642538][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.642583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.642653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1347.642680][ T32] r4:00000000 [ 1347.642725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.642807][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.643311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.643622][ T32] r10:61c88647 r9:850a0c00 r8:858527ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1347.644688][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.645231][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1347.645701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.646276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.646507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.646550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.646609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.646636][ T32] r4:848b22c0 [ 1347.646656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.646709][ T32] INFO: task kworker/1:730:5915 blocked for more than 474 seconds. [ 1347.646745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.646771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.646793][ T32] task:kworker/1:730 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.646839][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.646887][ T32] Call trace: [ 1347.646940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.646993][ T32] r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000013 r6:ec84dd8c r5:850a3c00 [ 1347.647017][ T32] r4:850a3c00 [ 1347.647038][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.647088][ T32] r5:850a3c00 r4:8291a680 [ 1347.647111][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.647151][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.647208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 [ 1347.647240][ T32] r4:00000000 [ 1347.647299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.647340][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.647376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.647424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863380 [ 1347.647461][ T32] r4:00000000 [ 1347.647513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.647572][ T32] r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1347.647612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.647672][ T32] r5:00001000 r4:eb6eb000 [ 1347.647695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.647739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.647783][ T32] r5:8589838c r4:85898000 [ 1347.647806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.647854][ T32] r7:ddde2d80 r6:83018200 r5:8589838c r4:85852580 [ 1347.647881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.648054][ T32] r10:61c88647 r9:850a3c00 r8:858525ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.671326][ T32] r4:85852580 [ 1347.671408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.671550][ T32] r10:00000000 r9:85852580 r8:80287e08 r7:ec841e60 r6:84800f00 r5:850a3c00 [ 1347.671628][ T32] r4:00000001 [ 1347.671678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.671757][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) ** 3 printk messages dropped ** [ 1347.672072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1347.673199][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1347.673449][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.673630][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.673847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.674284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.674559][ T32] INFO: task kworker/1:731:5916 blocked for more than 474 seconds. ** 10 printk messages dropped ** [ 1347.675090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1347.675987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.676376][ T32] r10:00000000 r9:85852800 r8:80287e08 r7:ec84de60 r6:8586c000 r5:850a2400 ** 16 printk messages dropped ** [ 1347.677229][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1347.677656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 8 printk messages dropped ** [ 1347.690317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.690776][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1347.690900][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.690959][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 3 printk messages dropped ** [ 1347.691121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.691170][ T32] r4:848b22c0 [ 1347.691198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.691253][ T32] INFO: task kworker/1:732:5918 blocked for more than 474 seconds. [ 1347.691314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.691343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.691366][ T32] task:kworker/1:732 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.691465][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.691536][ T32] Call trace: [ 1347.691624][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.691681][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:850a3000 [ 1347.691705][ T32] r4:850a3000 [ 1347.691726][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.691795][ T32] r5:850a3000 r4:8291a680 [ 1347.691821][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.691863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.691952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1347.692003][ T32] r4:00000000 [ 1347.692064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.692140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.692210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.692331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863500 [ 1347.692358][ T32] r4:00000000 [ 1347.692405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.692471][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.692498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.692617][ T32] r5:00001000 r4:eb69b000 [ 1347.692692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.692765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.692825][ T32] r5:85893f8c r4:85893c00 [ 1347.692850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.692942][ T32] r7:ddde2d80 r6:83018200 r5:85893f8c r4:85852680 [ 1347.693008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.693112][ T32] r10:61c88647 r9:850a3000 r8:858526ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.693183][ T32] r4:85852680 [ 1347.693248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.693354][ T32] r10:00000000 r9:85852680 r8:80287e08 r7:ec84de60 r6:8586c080 r5:850a3000 [ 1347.693405][ T32] r4:00000001 [ 1347.693453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.693529][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1347.693586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.693665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.693746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.693813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.693861][ T32] r4:858632c0 [ 1347.694513][ T32] INFO: task kworker/1:732:5918 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.694559][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.694769][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.694896][ T32] Call trace: [ 1347.694956][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.695016][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.695041][ T32] r4:00000000 [ 1347.695078][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.695288][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.695327][ T32] dd20: c46a8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.695361][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 1 printk messages dropped ** [ 1347.695417][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.695617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1347.695919][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1347.696181][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1347.696376][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1347.696575][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.696801][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1347.696925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.697080][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.697403][ T32] r5:850a4800 r4:8291a680 ** 2 printk messages dropped ** [ 1347.697557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 ** 4 printk messages dropped ** [ 1347.697748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863800 ** 1 printk messages dropped ** [ 1347.697793][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.697890][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1347.697921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.716058][ T32] r5:00001000 r4:eba13000 [ 1347.716239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.716394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.716499][ T32] r5:85898b8c r4:85898800 [ 1347.716552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.716625][ T32] r7:ddde2d80 r6:83018200 r5:85898b8c r4:85852900 [ 1347.716649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.716701][ T32] r10:61c88647 r9:850a4800 r8:8585292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.716726][ T32] r4:85852900 [ 1347.716765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.716895][ T32] r10:00000000 r9:85852900 r8:80287e08 r7:ec84de60 r6:8586c100 r5:850a4800 [ 1347.716978][ T32] r4:00000001 [ 1347.717003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.717069][ T32] Exception stack(0xec89dfb0 to 0xec89dff8) [ 1347.717112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.717169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.717231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.717291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.717345][ T32] r4:85863680 [ 1347.717752][ T32] INFO: task kworker/1:733:5920 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.717808][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.733732][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.733895][ T32] Call trace: [ 1347.733950][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.734020][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.734063][ T32] r4:00000000 [ 1347.734095][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.734160][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.734222][ T32] dd20: c4d0c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.734282][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.734314][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.734341][ T32] r5:800f0013 r4:80239bb0 [ 1347.734373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.734462][ T32] r4:82ac21e4 [ 1347.734507][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.734588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.734654][ T32] r4:dffaddc0 [ 1347.734701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.734792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.734858][ T32] r4:00000000 [ 1347.734925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.735025][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.735099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.735190][ T32] r5:00001000 r4:dfdc7000 [ 1347.735236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.735332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.735429][ T32] r5:848fc38c r4:848fc000 [ 1347.735480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.735583][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.735633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.735757][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.735826][ T32] r4:8484f680 [ 1347.735877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.735974][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.736050][ T32] r4:00000001 [ 1347.736111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.736192][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.736254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.736289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.736317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.736348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.736373][ T32] r4:848b22c0 [ 1347.736399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.736560][ T32] INFO: task kworker/1:734:5922 blocked for more than 474 seconds. [ 1347.736628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.736658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.736682][ T32] task:kworker/1:734 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.736784][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.736881][ T32] Call trace: [ 1347.736963][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.737313][ T32] r5:850a5400 r4:8291a680 ** 3 printk messages dropped ** [ 1347.737616][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.737854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.745955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.745996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.746086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.746415][ T32] r10:00000000 r9:85852980 r8:80287e08 r7:ec89de60 r6:8586c180 r5:850a5400 ** 6 printk messages dropped ** [ 1347.746705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1347.747258][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.747590][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1347.747806][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.762876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 4 printk messages dropped ** [ 1347.763192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1347.763434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.763540][ T32] r5:00001000 r4:dfdc7000 [ 1347.763593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.763683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.763773][ T32] r5:848fc38c r4:848fc000 [ 1347.763841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.763948][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.764001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.764113][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.764168][ T32] r4:8484f680 [ 1347.764240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.764362][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.764431][ T32] r4:00000001 [ 1347.764496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.764580][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.764644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.764712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.764773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.764851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.764910][ T32] r4:848b22c0 [ 1347.764961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.765024][ T32] INFO: task kworker/1:735:5926 blocked for more than 474 seconds. [ 1347.765104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.765164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.765218][ T32] task:kworker/1:735 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.765360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.765532][ T32] Call trace: [ 1347.765642][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.765736][ T32] r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:85808c00 [ 1347.765765][ T32] r4:85808c00 [ 1347.765839][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.765888][ T32] r5:85808c00 r4:8291a680 [ 1347.765938][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.765982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.766027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1347.766051][ T32] r4:00000000 [ 1347.766090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.766212][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.766254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.766299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863940 [ 1347.766323][ T32] r4:00000000 [ 1347.766343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.766421][ T32] r9:83018205 r8:85808c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.766447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.766506][ T32] r5:00001000 r4:eba3b000 [ 1347.766560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.766604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.766697][ T32] r5:85898f8c r4:85898c00 [ 1347.766722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.766770][ T32] r7:ddde2d80 r6:83018200 r5:85898f8c r4:85852a80 [ 1347.766817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.766894][ T32] r10:61c88647 r9:85808c00 r8:85852aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.766920][ T32] r4:85852a80 [ 1347.766940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.767001][ T32] r10:00000000 r9:85852a80 r8:80287e08 r7:ec89de60 r6:8586c200 r5:85808c00 [ 1347.767053][ T32] r4:00000001 [ 1347.767081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.767146][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1347.767177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.767225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.767307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.767341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.767376][ T32] r4:85863600 [ 1347.767798][ T32] INFO: task kworker/1:735:5926 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.767967][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.779101][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.779260][ T32] Call trace: [ 1347.779330][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.779462][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.779526][ T32] r4:00000000 [ 1347.779597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.779769][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.779846][ T32] dd20: c505d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.779908][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.779963][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.780045][ T32] r5:800f0013 r4:80239bb0 [ 1347.780119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.780208][ T32] r4:82ac21e4 [ 1347.780268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.780360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.780411][ T32] r4:dffaddc0 [ 1347.780477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.780582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.780633][ T32] r4:00000000 [ 1347.780685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.780791][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.780843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.780933][ T32] r5:00001000 r4:dfdc7000 [ 1347.780977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.781054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.781148][ T32] r5:848fc38c r4:848fc000 [ 1347.781192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.781286][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.781358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.781453][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.781533][ T32] r4:8484f680 [ 1347.781584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.781673][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.781743][ T32] r4:00000001 [ 1347.781786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.781858][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.781916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.781996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.782062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.782190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.782269][ T32] r4:848b22c0 [ 1347.782328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.782403][ T32] INFO: task kworker/1:736:5928 blocked for more than 474 seconds. [ 1347.782471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.782521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.782581][ T32] task:kworker/1:736 state:D stack:0 pid:5928 tgid:5928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.782721][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.782899][ T32] Call trace: [ 1347.782972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.783067][ T32] r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000013 r6:ec8bdd8c r5:8580a400 [ 1347.783152][ T32] r4:8580a400 [ 1347.783198][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.783279][ T32] r5:8580a400 r4:8291a680 [ 1347.783322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.783398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.783501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1347.783571][ T32] r4:00000000 [ 1347.783620][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.783695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.783771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.783872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863a80 [ 1347.783943][ T32] r4:00000000 [ 1347.784004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.784105][ T32] r9:83018205 r8:8580a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.784177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.784274][ T32] r5:00001000 r4:eba59000 [ 1347.784369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.784460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.784547][ T32] r5:8589938c r4:85899000 [ 1347.784622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.784724][ T32] r7:ddde2d80 r6:83018200 r5:8589938c r4:85852880 [ 1347.784774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.784870][ T32] r10:61c88647 r9:8580a400 r8:858528ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.784919][ T32] r4:85852880 [ 1347.784962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.785054][ T32] r10:00000000 r9:85852880 r8:80287e08 r7:ec8b5e60 r6:8586c280 r5:8580a400 [ 1347.785110][ T32] r4:00000001 [ 1347.785156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.785247][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1347.785303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.785363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.785454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.785562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.785637][ T32] r4:85863c40 [ 1347.786284][ T32] INFO: task kworker/1:736:5928 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.786373][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.786505][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.786618][ T32] Call trace: [ 1347.786754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.786863][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.786915][ T32] r4:00000000 [ 1347.786961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.787042][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.787116][ T32] dd20: c505d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.787182][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.787265][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.787321][ T32] r5:800f0013 r4:80239bb0 [ 1347.787387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.787498][ T32] r4:82ac21e4 [ 1347.787550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.787656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.787708][ T32] r4:dffaddc0 [ 1347.787748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.787841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.787869][ T32] r4:00000000 [ 1347.787892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.808683][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.808890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.809042][ T32] r5:00001000 r4:dfdc7000 [ 1347.809096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.809192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.809285][ T32] r5:848fc38c r4:848fc000 [ 1347.809334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.809448][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.809501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.809614][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.809683][ T32] r4:8484f680 [ 1347.809750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.809855][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.809923][ T32] r4:00000001 [ 1347.809974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.810057][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.810161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.810227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.810285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.810344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.810388][ T32] r4:848b22c0 [ 1347.810438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.810503][ T32] INFO: task kworker/1:737:5930 blocked for more than 474 seconds. [ 1347.810594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.810659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.810709][ T32] task:kworker/1:737 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.810885][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.811026][ T32] Call trace: [ 1347.811139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.811244][ T32] r10:8291a684 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:8580b000 [ 1347.811295][ T32] r4:8580b000 [ 1347.811400][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.811509][ T32] r5:8580b000 r4:8291a680 [ 1347.811561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.811676][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.811994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.812528][ T32] r5:00001000 r4:ebda5000 ** 1 printk messages dropped ** [ 1347.812666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.813016][ T32] r10:61c88647 r9:8580b000 r8:85852a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.813542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.815039][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1347.815830][ T32] r4:82ac21e4 [ 1347.815928][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.816042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.816128][ T32] r4:dffaddc0 [ 1347.816178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.816265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.816308][ T32] r4:00000000 [ 1347.816347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.816457][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.816509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.816607][ T32] r5:00001000 r4:dfdc7000 [ 1347.816654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.816730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.816842][ T32] r5:848fc38c r4:848fc000 [ 1347.816929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.817044][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.817101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.817191][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.817236][ T32] r4:8484f680 [ 1347.817275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.817378][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.817426][ T32] r4:00000001 [ 1347.817471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.817561][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.817619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.817682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.817743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.817822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.817986][ T32] r4:848b22c0 [ 1347.851137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.851295][ T32] INFO: task kworker/1:738:5932 blocked for more than 474 seconds. [ 1347.851339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.851367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.851390][ T32] task:kworker/1:738 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.851459][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.851524][ T32] Call trace: [ 1347.851570][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.851651][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:85809800 [ 1347.851705][ T32] r4:85809800 [ 1347.851755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.851804][ T32] r5:85809800 r4:8291a680 [ 1347.851826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.851867][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.852061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1347.852094][ T32] r4:00000000 [ 1347.852115][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.852152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.852192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.852235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863cc0 [ 1347.852259][ T32] r4:00000000 [ 1347.852285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.852337][ T32] r9:83018205 r8:85809800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1347.852361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.852404][ T32] r5:00001000 r4:ebdc3000 [ 1347.852451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.852498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.852567][ T32] r5:85899b8c r4:85899800 [ 1347.852593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.852650][ T32] r7:ddde2d80 r6:83018200 r5:85899b8c r4:85852b80 [ 1347.852672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.852737][ T32] r10:61c88647 r9:85809800 r8:85852bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.852765][ T32] r4:85852b80 [ 1347.852785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.852833][ T32] r10:00000000 r9:85852b80 r8:80287e08 r7:ec8c5e60 r6:8586c380 r5:85809800 [ 1347.852858][ T32] r4:00000001 [ 1347.852903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.852946][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1347.852975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.853005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.853153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.853214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.853247][ T32] r4:85863600 [ 1347.853651][ T32] INFO: task kworker/1:738:5932 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.853686][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.853774][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.853893][ T32] Call trace: [ 1347.853939][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.854021][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.854050][ T32] r4:00000000 [ 1347.854087][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.854205][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.854291][ T32] dd20: c5bc8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.854400][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.854505][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.854585][ T32] r5:800f0013 r4:80239bb0 [ 1347.854611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1347.854959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1347.855481][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1347.855710][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.855994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.856272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.856702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.857095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.857205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.857605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.857684][ T32] r10:00000000 r9:85852c80 r8:80287e08 r7:ec8c9e60 r6:8586c400 r5:8580bc00 [ 1347.857735][ T32] r4:00000001 [ 1347.857758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.857794][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1347.857836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.857872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.857900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.858017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.867302][ T32] r4:85863c80 [ 1347.867712][ T32] INFO: task kworker/1:739:5933 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.867776][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.867940][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.868377][ T32] Call trace: [ 1347.868425][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.868492][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.868518][ T32] r4:00000000 [ 1347.868566][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.868688][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.868724][ T32] dd20: c5bc8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.868803][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.868834][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.868860][ T32] r5:800f0013 r4:80239bb0 [ 1347.868907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.869006][ T32] r4:82ac21e4 [ 1347.869062][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.869117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.869146][ T32] r4:dffaddc0 [ 1347.869169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.869215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.869263][ T32] r4:00000000 [ 1347.869288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.869339][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.869364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.869410][ T32] r5:00001000 r4:dfdc7000 [ 1347.869443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.869512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.869562][ T32] r5:848fc38c r4:848fc000 [ 1347.869590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.869640][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.869662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.869711][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.869907][ T32] r4:8484f680 [ 1347.869958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.870011][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.870036][ T32] r4:00000001 [ 1347.870056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.870099][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.870178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.870238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.870269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.870310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.870338][ T32] r4:848b22c0 [ 1347.870387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.870421][ T32] INFO: task kworker/1:740:5935 blocked for more than 474 seconds. [ 1347.870456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.870504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.870531][ T32] task:kworker/1:740 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.870729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.870841][ T32] Call trace: [ 1347.870885][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.870938][ T32] r10:8291a684 r9:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:858c5400 [ 1347.871010][ T32] r4:858c5400 [ 1347.871036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.871088][ T32] r5:858c5400 r4:8291a680 [ 1347.871146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.871202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.871262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 [ 1347.871312][ T32] r4:00000000 [ 1347.871336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.871388][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.871429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.871537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff2c0 [ 1347.871565][ T32] r4:00000000 [ 1347.871622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.871673][ T32] r9:83018205 r8:858c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1347.871698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.871743][ T32] r5:00001000 r4:ec681000 [ 1347.871765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.871809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.871923][ T32] r5:8589a78c r4:8589a400 [ 1347.871950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.871998][ T32] r7:ddde2d80 r6:83018200 r5:8589a78c r4:85852b00 [ 1347.872019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.872068][ T32] r10:61c88647 r9:858c5400 r8:85852b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.872145][ T32] r4:85852b00 [ 1347.872170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.872319][ T32] r10:00000000 r9:85852b00 r8:80287e08 r7:ec8cde60 r6:85852d80 r5:858c5400 [ 1347.872347][ T32] r4:00000001 [ 1347.872367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.872443][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) [ 1347.872576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.872609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.872638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.872668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.872692][ T32] r4:85863c80 [ 1347.873043][ T32] INFO: task kworker/1:740:5935 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.873088][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.873192][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.873254][ T32] Call trace: [ 1347.873284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.873369][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.873397][ T32] r4:00000000 [ 1347.873434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.873490][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.873539][ T32] dd20: c5bc8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.873573][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.873599][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.873624][ T32] r5:800f0013 r4:80239bb0 [ 1347.873647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.873699][ T32] r4:82ac21e4 [ 1347.873731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.873778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.873819][ T32] r4:dffaddc0 [ 1347.873842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.873900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.873938][ T32] r4:00000000 [ 1347.873961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.874009][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.874032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.874079][ T32] r5:00001000 r4:dfdc7000 [ 1347.874124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.874177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.874222][ T32] r5:848fc38c r4:848fc000 [ 1347.874243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.874320][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.874347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.874399][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.874422][ T32] r4:8484f680 [ 1347.874441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.874490][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.874514][ T32] r4:00000001 [ 1347.874539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.874579][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.874658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.874693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.874721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.874752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.874775][ T32] r4:848b22c0 [ 1347.874797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.874849][ T32] INFO: task kworker/0:657:5938 blocked for more than 474 seconds. [ 1347.874910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.874988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.875090][ T32] task:kworker/0:657 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.875148][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.875203][ T32] Call trace: [ 1347.875246][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.875298][ T32] r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:858c4800 [ 1347.875322][ T32] r4:858c4800 [ 1347.875367][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.875420][ T32] r5:858c4800 r4:8291a680 [ 1347.875440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.875480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.875526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1347.875550][ T32] r4:00000000 [ 1347.875575][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.875613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.875701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.875779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff340 [ 1347.875882][ T32] r4:00000000 [ 1347.875914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.875962][ T32] r9:83018005 r8:858c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1347.875985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.876047][ T32] r5:00001000 r4:ec68f000 [ 1347.876087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.876133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.876178][ T32] r5:8589ab8c r4:8589a800 [ 1347.876239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.876292][ T32] r7:dddced80 r6:83018000 r5:8589ab8c r4:8586c480 [ 1347.876340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.876392][ T32] r10:61c88647 r9:858c4800 r8:8586c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.876416][ T32] r4:8586c480 [ 1347.876461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.876511][ T32] r10:00000000 r9:8586c480 r8:80287e08 r7:ec7b9e60 r6:85852c00 r5:858c4800 [ 1347.876545][ T32] r4:00000001 [ 1347.876569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.876631][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 1347.876676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.876759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.876823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.877229][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.877568][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.877707][ T32] dd20: c5bc8000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1347.877843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1347.913378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.913559][ T32] r4:00000000 [ 1347.913584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.913665][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.913692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.913743][ T32] r5:00001000 r4:dfdc7000 [ 1347.913794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.913940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.913990][ T32] r5:848fc38c r4:848fc000 [ 1347.914011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.914134][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.914174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.914226][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.914249][ T32] r4:8484f680 [ 1347.914271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.914354][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.914384][ T32] r4:00000001 [ 1347.914407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.914447][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.914489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.914553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.914613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.914687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.914742][ T32] r4:848b22c0 [ 1347.914797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.914876][ T32] INFO: task kworker/1:741:5940 blocked for more than 474 seconds. [ 1347.914945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.915000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.915044][ T32] task:kworker/1:741 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.915164][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.915255][ T32] Call trace: [ 1347.915355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.915445][ T32] r10:8291a684 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:858c6c00 [ 1347.915495][ T32] r4:858c6c00 [ 1347.915519][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.915604][ T32] r5:858c6c00 r4:8291a680 [ 1347.915658][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.915737][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.915819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1347.915892][ T32] r4:00000000 [ 1347.915945][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.916018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.916056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.916133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff000 [ 1347.916190][ T32] r4:00000000 [ 1347.916225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.916273][ T32] r9:83018205 r8:858c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1347.916316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.916430][ T32] r5:00001000 r4:ebe75000 [ 1347.916533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.916578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.916624][ T32] r5:8589a38c r4:8589a000 [ 1347.916660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.916720][ T32] r7:ddde2d80 r6:83018200 r5:8589a38c r4:85852d00 [ 1347.916743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.916867][ T32] r10:61c88647 r9:858c6c00 r8:85852d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.916894][ T32] r4:85852d00 [ 1347.916963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.917061][ T32] r10:00000000 r9:85852d00 r8:80287e08 r7:ec6f9e60 r6:85852f00 r5:858c6c00 [ 1347.917095][ T32] r4:00000001 [ 1347.917115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.917186][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1347.917216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.917311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.917347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.917379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.917404][ T32] r4:852ff080 [ 1347.936360][ T32] INFO: task kworker/1:741:5940 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.936492][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.936571][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.936695][ T32] Call trace: [ 1347.936820][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.936884][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.936909][ T32] r4:00000000 [ 1347.936931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.936974][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.937005][ T32] dd20: c6660000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.937099][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.937131][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.937157][ T32] r5:800f0013 r4:80239bb0 [ 1347.937179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.937224][ T32] r4:82ac21e4 [ 1347.937245][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.937318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.937347][ T32] r4:dffaddc0 [ 1347.937367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.937492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.937519][ T32] r4:00000000 [ 1347.937540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.937589][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.937672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.937723][ T32] r5:00001000 r4:dfdc7000 [ 1347.937778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.937824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.937868][ T32] r5:848fc38c r4:848fc000 [ 1347.937889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.942750][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.942818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.942943][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.942972][ T32] r4:8484f680 [ 1347.942993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.943160][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.943189][ T32] r4:00000001 [ 1347.943256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.943299][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.943330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.943360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.943388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.943419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.943441][ T32] r4:848b22c0 [ 1347.943509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.943543][ T32] INFO: task kworker/1:742:5942 blocked for more than 474 seconds. [ 1347.943579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.943604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.943691][ T32] task:kworker/1:742 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.943845][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.943995][ T32] Call trace: [ 1347.944028][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.944085][ T32] r10:8291a684 r9:ec8d1d84 r8:00000002 r7:60000013 r6:ec8d1d8c r5:858c6000 [ 1347.944111][ T32] r4:858c6000 [ 1347.944132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.944175][ T32] r5:858c6000 r4:8291a680 [ 1347.944242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.944288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.944333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1347.944356][ T32] r4:00000000 [ 1347.944376][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.944495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.944542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.944587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ffa80 [ 1347.944611][ T32] r4:00000000 [ 1347.944633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.944681][ T32] r9:83018205 r8:858c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1347.944704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.944864][ T32] r5:00001000 r4:ec70f000 [ 1347.944890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.944931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.944974][ T32] r5:8589b78c r4:8589b400 [ 1347.944995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.945042][ T32] r7:ddde2d80 r6:83018200 r5:8589b78c r4:85852e00 [ 1347.945063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.945120][ T32] r10:61c88647 r9:858c6000 r8:85852e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.945146][ T32] r4:85852e00 [ 1347.945166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.945215][ T32] r10:00000000 r9:85852e00 r8:80287e08 r7:ec6f9e60 r6:85320000 r5:858c6000 [ 1347.945238][ T32] r4:00000001 [ 1347.945257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.945307][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) [ 1347.945351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.945387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.945416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.945446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.945469][ T32] r4:852ff280 [ 1347.945877][ T32] INFO: task kworker/1:742:5942 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.945995][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.946146][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.946226][ T32] Call trace: [ 1347.946256][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.946310][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.946334][ T32] r4:00000000 [ 1347.946354][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.946395][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.946424][ T32] dd20: c6660000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.946454][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.946480][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.946503][ T32] r5:800f0013 r4:80239bb0 [ 1347.946531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.946654][ T32] r4:82ac21e4 [ 1347.946759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.946807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.946831][ T32] r4:dffaddc0 [ 1347.946851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.946896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.946918][ T32] r4:00000000 [ 1347.946937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.946984][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.947024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.947077][ T32] r5:00001000 r4:dfdc7000 [ 1347.947099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.947142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.947188][ T32] r5:848fc38c r4:848fc000 [ 1347.947209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.947307][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.947335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.947385][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.947408][ T32] r4:8484f680 [ 1347.947428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.947499][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.947532][ T32] r4:00000001 [ 1347.947555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.947622][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.947652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.947682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.947709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.947740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.947780][ T32] r4:848b22c0 [ 1347.947804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.947895][ T32] INFO: task kworker/1:743:5943 blocked for more than 474 seconds. [ 1347.961005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.961132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.961191][ T32] task:kworker/1:743 state:D stack:0 pid:5943 tgid:5943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.961293][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.961353][ T32] Call trace: [ 1347.961387][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.961446][ T32] r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000013 r6:ec8ddd8c r5:858c2400 [ 1347.961518][ T32] r4:858c2400 [ 1347.961544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.961590][ T32] r5:858c2400 r4:8291a680 [ 1347.961777][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.961823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.961869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1347.961891][ T32] r4:00000000 [ 1347.961912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.961955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.961997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.962042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff700 [ 1347.962065][ T32] r4:00000000 [ 1347.962090][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.962166][ T32] r9:83018205 r8:858c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1347.962189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.962284][ T32] r5:00001000 r4:ec699000 [ 1347.962333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.962378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.962463][ T32] r5:8589af8c r4:8589ac00 [ 1347.962489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.962541][ T32] r7:ddde2d80 r6:83018200 r5:8589af8c r4:85320080 [ 1347.962563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.962611][ T32] r10:61c88647 r9:858c2400 r8:853200ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.962688][ T32] r4:85320080 [ 1347.962777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.962866][ T32] r10:00000000 r9:85320080 r8:80287e08 r7:ec8d1e60 r6:85320100 r5:858c2400 [ 1347.962943][ T32] r4:00000001 [ 1347.962967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963008][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1347.963038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.963079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.963155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.963181][ T32] r4:852ff280 [ 1347.963567][ T32] INFO: task kworker/1:743:5943 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.963615][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.963676][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.963721][ T32] Call trace: [ 1347.963781][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.963835][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.963871][ T32] r4:00000000 [ 1347.963895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.963946][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.963988][ T32] dd20: c6a81000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.964018][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.964045][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.964070][ T32] r5:800f0013 r4:80239bb0 [ 1347.964098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.964157][ T32] r4:82ac21e4 [ 1347.964182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.964261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.964289][ T32] r4:dffaddc0 [ 1347.964310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.964379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.964407][ T32] r4:00000000 [ 1347.964428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.964475][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.964574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.964668][ T32] r5:00001000 r4:dfdc7000 [ 1347.964693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.964735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.964778][ T32] r5:848fc38c r4:848fc000 [ 1347.964798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.964845][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.964867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.964916][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.964939][ T32] r4:8484f680 [ 1347.964959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.965008][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.965039][ T32] r4:00000001 [ 1347.965084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.965152][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.965280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.965314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.965344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.965378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.965401][ T32] r4:848b22c0 [ 1347.965441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.965498][ T32] INFO: task kworker/0:658:5945 blocked for more than 474 seconds. [ 1347.965530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.965567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.965591][ T32] task:kworker/0:658 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.965689][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.965887][ T32] Call trace: [ 1347.965922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.965973][ T32] r10:8291a684 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:858c3c00 [ 1347.965997][ T32] r4:858c3c00 [ 1347.966018][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.966061][ T32] r5:858c3c00 r4:8291a680 [ 1347.966187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.966236][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.966282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1347.966306][ T32] r4:00000000 [ 1347.966325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.966408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.966449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.966517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84813b40 [ 1347.966545][ T32] r4:00000000 [ 1347.966566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.966612][ T32] r9:83018005 r8:858c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1347.966656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.966728][ T32] r5:00001000 r4:ec91d000 [ 1347.966753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.966793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.966837][ T32] r5:857d238c r4:857d2000 [ 1347.966857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.966953][ T32] r7:dddced80 r6:83018000 r5:857d238c r4:8586c580 [ 1347.966978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.967028][ T32] r10:61c88647 r9:858c3c00 r8:8586c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.967206][ T32] r4:8586c580 [ 1347.967230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.967277][ T32] r10:00000000 r9:8586c580 r8:80287e08 r7:ec8d5e60 r6:85320180 r5:858c3c00 [ 1347.967327][ T32] r4:00000001 [ 1347.967351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.967394][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1347.967423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.967529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.967561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.967592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.967617][ T32] r4:85869c80 [ 1347.967845][ T32] INFO: task kworker/0:658:5945 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1347.967879][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.991690][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.991769][ T32] Call trace: [ 1347.991936][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.991999][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1347.992025][ T32] r4:00000000 [ 1347.992097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.992145][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1347.992202][ T32] dd20: c6d67000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1347.992294][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1347.992325][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.992380][ T32] r5:800f0013 r4:80239bb0 [ 1347.992405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.992451][ T32] r4:82ac21e4 [ 1347.992548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.992597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1347.992621][ T32] r4:dffaddc0 [ 1347.992667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.992715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1347.992789][ T32] r4:00000000 [ 1347.992825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.992877][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.992927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.992982][ T32] r5:00001000 r4:dfdc7000 [ 1347.993129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.993175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.993245][ T32] r5:848fc38c r4:848fc000 [ 1347.993345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.993398][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1347.993422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.993547][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.993574][ T32] r4:8484f680 [ 1347.993596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.993647][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1347.993671][ T32] r4:00000001 [ 1347.993742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.993859][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1347.993891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.993922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.993950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.993981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.994140][ T32] r4:848b22c0 [ 1347.994207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.994241][ T32] INFO: task kworker/0:659:5947 blocked for more than 474 seconds. [ 1347.994276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.994302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.994325][ T32] task:kworker/0:659 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.994399][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.994485][ T32] Call trace: [ 1347.994558][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.994665][ T32] r10:8291a684 r9:ec8b9d84 r8:00000002 r7:60000113 r6:ec8b9d8c r5:858c8000 [ 1347.994730][ T32] r4:858c8000 [ 1347.994763][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.994843][ T32] r5:858c8000 r4:8291a680 ** 1 printk messages dropped ** [ 1347.994979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.995817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.996014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.996407][ T32] r10:00000000 r9:8586c600 r8:80287e08 r7:ec8e1e60 r6:85320200 r5:858c8000 ** 7 printk messages dropped ** [ 1347.996759][ T32] r4:85869980 ** 3 printk messages dropped ** [ 1347.997450][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.997798][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1348.010693][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.010858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1348.011481][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1348.011828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.011897][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.012019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.012054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.012126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.012161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.012185][ T32] r4:848b22c0 [ 1348.012302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.012399][ T32] INFO: task kworker/1:744:5948 blocked for more than 474 seconds. [ 1348.012570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.012599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.012624][ T32] task:kworker/1:744 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.012756][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.012851][ T32] Call trace: [ 1348.013072][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.013135][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:858c8c00 [ 1348.013159][ T32] r4:858c8c00 [ 1348.013179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.013224][ T32] r5:858c8c00 r4:8291a680 [ 1348.013244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.013284][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.013330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1348.013354][ T32] r4:00000000 [ 1348.013376][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.013411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.013446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.013512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff940 [ 1348.013539][ T32] r4:00000000 [ 1348.013559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.013606][ T32] r9:83018205 r8:858c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1348.013682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.013768][ T32] r5:00001000 r4:ec6dd000 [ 1348.013792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.013834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.013982][ T32] r5:8589b38c r4:8589b000 [ 1348.014081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.014155][ T32] r7:ddde2d80 r6:83018200 r5:8589b38c r4:85320380 [ 1348.014179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.014229][ T32] r10:61c88647 r9:858c8c00 r8:853203ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.014264][ T32] r4:85320380 [ 1348.014288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.014335][ T32] r10:00000000 r9:85320380 r8:80287e08 r7:ec8d1e60 r6:85320280 r5:858c8c00 [ 1348.014358][ T32] r4:00000001 [ 1348.014442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.014486][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1348.014514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.014544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.014572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.014757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.014785][ T32] r4:852ff800 [ 1348.015192][ T32] INFO: task kworker/1:744:5948 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.015228][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.015313][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.015361][ T32] Call trace: [ 1348.015395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.015449][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.015474][ T32] r4:00000000 [ 1348.015494][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.015534][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.015565][ T32] dd20: c6e6a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.015615][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.015647][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.015673][ T32] r5:800f0013 r4:80239bb0 [ 1348.015718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.015763][ T32] r4:82ac21e4 [ 1348.015807][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.015857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.015881][ T32] r4:dffaddc0 [ 1348.015902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.016064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 6 printk messages dropped ** [ 1348.016589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.016893][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1348.017359][ T32] INFO: task kworker/1:745:5952 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1348.017698][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:858c9800 ** 8 printk messages dropped ** [ 1348.049085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.049380][ T32] r5:00001000 r4:ec72b000 ** 1 printk messages dropped ** [ 1348.049469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.049785][ T32] r10:00000000 r9:85320580 r8:80287e08 r7:ec8d1e60 r6:85320600 r5:858c9800 [ 1348.049808][ T32] r4:00000001 [ 1348.049828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.049866][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1348.049898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.049929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.049982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.050053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.050086][ T32] r4:852ff9c0 [ 1348.050582][ T32] INFO: task kworker/1:745:5952 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.050635][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.050742][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.050842][ T32] Call trace: [ 1348.050879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.050960][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.050988][ T32] r4:00000000 [ 1348.051016][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.051057][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.051094][ T32] dd20: c7306000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.051125][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.051151][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.051200][ T32] r5:800f0013 r4:80239bb0 [ 1348.051252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.051299][ T32] r4:82ac21e4 [ 1348.051320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.051369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.051392][ T32] r4:dffaddc0 [ 1348.051436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.051489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.051514][ T32] r4:00000000 [ 1348.051536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.051607][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.051707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.051761][ T32] r5:00001000 r4:dfdc7000 [ 1348.051783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.051849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.051947][ T32] r5:848fc38c r4:848fc000 [ 1348.051972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.052022][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.052045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.052099][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.052123][ T32] r4:8484f680 [ 1348.052166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.052327][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.052379][ T32] r4:00000001 [ 1348.052428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.052469][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.052496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.052525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.052565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.052624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.052700][ T32] r4:848b22c0 [ 1348.052727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.052772][ T32] INFO: task kworker/1:746:5953 blocked for more than 474 seconds. [ 1348.052834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.052865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.052888][ T32] task:kworker/1:746 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.052937][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.053116][ T32] r4:858ca400 ** 4 printk messages dropped ** [ 1348.053357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 ** 11 printk messages dropped ** [ 1348.054023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.054166][ T32] r5:8589bb8c r4:8589b800 ** 1 printk messages dropped ** [ 1348.054320][ T32] r7:ddde2d80 r6:83018200 r5:8589bb8c r4:85320300 ** 4 printk messages dropped ** [ 1348.054692][ T32] r10:00000000 r9:85320300 r8:80287e08 r7:ec6b5e60 r6:85320400 r5:858ca400 ** 9 printk messages dropped ** [ 1348.055729][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.056340][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.056675][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1348.056978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.057588][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.080429][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.080978][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.081274][ T32] r5:858cb000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.081581][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.082030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.082256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.082604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.083227][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.083329][ T32] Call trace: [ 1348.083389][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.083445][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.083544][ T32] r4:00000000 [ 1348.083569][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.083611][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.083642][ T32] dd20: c752b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.083673][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.083699][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.083723][ T32] r5:800f0013 r4:80239bb0 [ 1348.083745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.083812][ T32] r4:82ac21e4 [ 1348.083837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.083907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.083936][ T32] r4:dffaddc0 [ 1348.083957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.084002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.084080][ T32] r4:00000000 [ 1348.084106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.084155][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.084178][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.084222][ T32] r5:00001000 r4:dfdc7000 [ 1348.084243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.084290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.084363][ T32] r5:848fc38c r4:848fc000 [ 1348.084397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.084504][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.084576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.084682][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.084736][ T32] r4:8484f680 [ 1348.084779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.084879][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.084954][ T32] r4:00000001 [ 1348.085017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.085060][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.085095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.085129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.085158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.085239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.085266][ T32] r4:848b22c0 [ 1348.085288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.085314][ T32] INFO: task kworker/1:747:5957 blocked for more than 474 seconds. [ 1348.085409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.085462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.085487][ T32] task:kworker/1:747 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.085590][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.085635][ T32] Call trace: [ 1348.085666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.085728][ T32] r10:8291a684 r9:ec8f1d84 r8:00000002 r7:60000113 r6:ec8f1d8c r5:858cbc00 [ 1348.085755][ T32] r4:858cbc00 ** 1 printk messages dropped ** [ 1348.085822][ T32] r5:858cbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1348.086070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.086520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.086577][ T32] r5:858a0f8c r4:858a0c00 ** 2 printk messages dropped ** [ 1348.086666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.087344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.087856][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.102766][ T32] Call trace: [ 1348.102922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.103066][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.103125][ T32] r4:00000000 [ 1348.103168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.103252][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.103334][ T32] dd20: c752b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.103404][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.103477][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.103535][ T32] r5:800f0013 r4:80239bb0 [ 1348.103586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.103677][ T32] r4:82ac21e4 [ 1348.103727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.103832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.103890][ T32] r4:dffaddc0 [ 1348.103936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.104024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.104082][ T32] r4:00000000 [ 1348.104127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.104231][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.104287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.104413][ T32] r5:00001000 r4:dfdc7000 [ 1348.104493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.104580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.104680][ T32] r5:848fc38c r4:848fc000 [ 1348.104736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.104836][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.104885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.105001][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.105068][ T32] r4:8484f680 [ 1348.105126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.105218][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.105283][ T32] r4:00000001 [ 1348.105336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.105426][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.105504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.105576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.105638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.105700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.105747][ T32] r4:848b22c0 [ 1348.105796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.105857][ T32] INFO: task kworker/1:748:5959 blocked for more than 474 seconds. [ 1348.105949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.106091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.106195][ T32] task:kworker/1:748 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.106321][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.106414][ T32] Call trace: [ 1348.106520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.106621][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:858cc800 [ 1348.106672][ T32] r4:858cc800 ** 1 printk messages dropped ** [ 1348.106801][ T32] r5:858cc800 r4:8291a680 ** 3 printk messages dropped ** [ 1348.107102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.107416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ffec0 ** 6 printk messages dropped ** [ 1348.107890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.128852][ T32] r5:858a038c r4:858a0000 [ 1348.129003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.129568][ T32] r10:00000000 r9:85320880 r8:80287e08 r7:ec8f1e60 r6:85320500 r5:858cc800 ** 6 printk messages dropped ** [ 1348.130036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1348.131305][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.131676][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1348.132089][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.132533][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.132910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.133366][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1348.133764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1348.134329][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000113 r6:ec8fdd8c r5:858cd400 ** 8 printk messages dropped ** [ 1348.135002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.135725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.135828][ T32] r5:858a078c r4:858a0400 [ 1348.135897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.136025][ T32] r7:ddde2d80 r6:83018200 r5:858a078c r4:85320680 [ 1348.136088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.136187][ T32] r10:61c88647 r9:858cd400 r8:853206ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.136239][ T32] r4:85320680 [ 1348.136287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.136388][ T32] r10:00000000 r9:85320680 r8:80287e08 r7:ec8f1e60 r6:85320800 r5:858cd400 [ 1348.136441][ T32] r4:00000001 [ 1348.136483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.136525][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1348.136571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.136605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.136633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.136663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.136702][ T32] r4:852ffe80 [ 1348.137192][ T32] INFO: task kworker/1:749:5960 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.137270][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.137393][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.137486][ T32] Call trace: [ 1348.137573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.137686][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.137737][ T32] r4:00000000 [ 1348.137779][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.137879][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.160130][ T32] dd20: c7a38000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.160356][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.160434][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.160501][ T32] r5:800f0013 r4:80239bb0 [ 1348.160555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.160684][ T32] r4:82ac21e4 [ 1348.160734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.160847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.160915][ T32] r4:dffaddc0 [ 1348.160958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.161041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.161092][ T32] r4:00000000 [ 1348.161202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.161327][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.161380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.161486][ T32] r5:00001000 r4:dfdc7000 [ 1348.161563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.161666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.161777][ T32] r5:848fc38c r4:848fc000 [ 1348.161884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.162010][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.162069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.162193][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.162272][ T32] r4:8484f680 [ 1348.162322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.162424][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.162509][ T32] r4:00000001 [ 1348.162581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.162658][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.162710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.162765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.162825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.162887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.162938][ T32] r4:848b22c0 [ 1348.162984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.163088][ T32] INFO: task kworker/1:750:5962 blocked for more than 474 seconds. [ 1348.163173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.163225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.163287][ T32] task:kworker/1:750 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.163405][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.163511][ T32] Call trace: [ 1348.163604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.163707][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000013 r6:ec901d8c r5:858cec00 [ 1348.163759][ T32] r4:858cec00 [ 1348.163804][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.163917][ T32] r5:858cec00 r4:8291a680 [ 1348.163974][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.164060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.164166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1348.164218][ T32] r4:00000000 [ 1348.164284][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.164371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.164466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.164565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f200 [ 1348.164622][ T32] r4:00000000 [ 1348.164680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.165069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.165170][ T32] r5:858a0b8c r4:858a0800 ** 2 printk messages dropped ** [ 1348.165352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.165994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.167452][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 3 printk messages dropped ** [ 1348.167707][ T32] dd20: c7a38000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.167771][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.167825][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.167876][ T32] r5:800f0013 r4:80239bb0 [ 1348.191602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.191765][ T32] r4:82ac21e4 [ 1348.191792][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.191841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.191867][ T32] r4:dffaddc0 [ 1348.191924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.191978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.192024][ T32] r4:00000000 [ 1348.192049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.192104][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.192127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.192175][ T32] r5:00001000 r4:dfdc7000 [ 1348.192196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.192263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.192313][ T32] r5:848fc38c r4:848fc000 [ 1348.192335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.192386][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1348.192653][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1348.193002][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1348.193341][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.193853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1348.194675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.195081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.195172][ T32] r5:858a138c r4:858a1000 [ 1348.195216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.195541][ T32] r10:00000000 r9:85320980 r8:80287e08 r7:ec8f1e60 r6:85320b80 r5:858ce000 ** 6 printk messages dropped ** [ 1348.195741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1348.196502][ T32] Call trace: ** 3 printk messages dropped ** [ 1348.196792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1348.197068][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.197272][ T32] r4:dffaddc0 [ 1348.197293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.197337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.197385][ T32] r4:00000000 [ 1348.197470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.197535][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.197561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.197605][ T32] r5:00001000 r4:dfdc7000 [ 1348.197626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.197668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.197717][ T32] r5:848fc38c r4:848fc000 [ 1348.197812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.197866][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.197889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.220774][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.220899][ T32] r4:8484f680 [ 1348.220929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.221005][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.221030][ T32] r4:00000001 [ 1348.221051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.221101][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.221158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.221194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.221248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.221282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.221306][ T32] r4:848b22c0 [ 1348.221330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.221362][ T32] INFO: task kworker/1:752:5968 blocked for more than 474 seconds. [ 1348.221396][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.221473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.221501][ T32] task:kworker/1:752 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.221734][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.221830][ T32] Call trace: [ 1348.221936][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.222037][ T32] r10:8291a684 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:858d0000 [ 1348.222092][ T32] r4:858d0000 [ 1348.222165][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.222248][ T32] r5:858d0000 r4:8291a680 [ 1348.222289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.222364][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.222444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1348.222491][ T32] r4:00000000 [ 1348.222531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.222604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.222680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.222805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f680 [ 1348.222882][ T32] r4:00000000 [ 1348.222913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.222977][ T32] r9:83018205 r8:858d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1348.223032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.223133][ T32] r5:00001000 r4:ec877000 [ 1348.223183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.223266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.223360][ T32] r5:858a178c r4:858a1400 [ 1348.223430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.223536][ T32] r7:ddde2d80 r6:83018200 r5:858a178c r4:85320a00 [ 1348.223590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.223714][ T32] r10:61c88647 r9:858d0000 r8:85320a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.223774][ T32] r4:85320a00 [ 1348.223817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.223930][ T32] r10:00000000 r9:85320a00 r8:80287e08 r7:ec8f9e60 r6:85320c00 r5:858d0000 [ 1348.224007][ T32] r4:00000001 [ 1348.224062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.224175][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1348.224258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.224327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.224394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.224474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.224527][ T32] r4:8586f480 ** 1 printk messages dropped ** [ 1348.225311][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.226203][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1348.226623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 4 printk messages dropped ** [ 1348.226983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.227495][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1348.227854][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.248675][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.249008][ T32] r4:848b22c0 [ 1348.249041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.249077][ T32] INFO: task kworker/1:753:5969 blocked for more than 474 seconds. [ 1348.249115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.249142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.249167][ T32] task:kworker/1:753 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.249230][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.249372][ T32] Call trace: [ 1348.249486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.249573][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:858d0c00 [ 1348.249625][ T32] r4:858d0c00 [ 1348.249655][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.249704][ T32] r5:858d0c00 r4:8291a680 [ 1348.249776][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.249822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.249890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1348.249919][ T32] r4:00000000 [ 1348.249939][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.249975][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.250028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.250078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fa00 [ 1348.250121][ T32] r4:00000000 [ 1348.250146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.250195][ T32] r9:83018205 r8:858d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1348.250218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.250262][ T32] r5:00001000 r4:ec915000 [ 1348.250334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.250384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.250477][ T32] r5:858a1f8c r4:858a1c00 [ 1348.250502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.250654][ T32] r7:ddde2d80 r6:83018200 r5:858a1f8c r4:85320c80 [ 1348.250680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.250732][ T32] r10:61c88647 r9:858d0c00 r8:85320cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.250755][ T32] r4:85320c80 [ 1348.250776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.250852][ T32] r10:00000000 r9:85320c80 r8:80287e08 r7:ec909e60 r6:85320d80 r5:858d0c00 [ 1348.250879][ T32] r4:00000001 [ 1348.250923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.250966][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1348.250995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.251036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.251080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.251115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.251152][ T32] r4:8586f5c0 [ 1348.251557][ T32] INFO: task kworker/1:753:5969 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.251592][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.251714][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.251818][ T32] Call trace: [ 1348.251850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.251926][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.251951][ T32] r4:00000000 [ 1348.251973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.252028][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.252085][ T32] dd20: c7fe8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.252144][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.252174][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.252199][ T32] r5:800f0013 r4:80239bb0 [ 1348.252220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.252264][ T32] r4:82ac21e4 [ 1348.252284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.252328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.252363][ T32] r4:dffaddc0 [ 1348.252386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.252455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.252481][ T32] r4:00000000 [ 1348.252527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.252577][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.252599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.252643][ T32] r5:00001000 r4:dfdc7000 [ 1348.252664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.253166][ T32] r4:8484f680 [ 1348.253190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.253278][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.253305][ T32] r4:00000001 [ 1348.253326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.253363][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.253438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.253471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.253499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.253529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.253554][ T32] r4:848b22c0 [ 1348.253622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.253656][ T32] INFO: task kworker/1:754:5970 blocked for more than 474 seconds. [ 1348.253688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.253737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.253763][ T32] task:kworker/1:754 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.253882][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.253928][ T32] Call trace: [ 1348.253990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.254042][ T32] r10:8291a684 r9:ec905d84 r8:00000002 r7:60000013 r6:ec905d8c r5:858d1800 [ 1348.254084][ T32] r4:858d1800 [ 1348.254126][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.254173][ T32] r5:858d1800 r4:8291a680 [ 1348.254193][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.254242][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.254314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1348.254342][ T32] r4:00000000 [ 1348.254368][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.254431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.254509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.254595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f800 [ 1348.254686][ T32] r4:00000000 [ 1348.254744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.254838][ T32] r9:83018205 r8:858d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1348.254886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.254990][ T32] r5:00001000 r4:ec88f000 [ 1348.255039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.255127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.255212][ T32] r5:858a1b8c r4:858a1800 [ 1348.255257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.255354][ T32] r7:ddde2d80 r6:83018200 r5:858a1b8c r4:85320b00 [ 1348.255422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.255549][ T32] r10:61c88647 r9:858d1800 r8:85320b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.255611][ T32] r4:85320b00 [ 1348.255672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.255766][ T32] r10:00000000 r9:85320b00 r8:80287e08 r7:ec90de60 r6:85320d00 r5:858d1800 [ 1348.255832][ T32] r4:00000001 [ 1348.255882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.255960][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1348.256019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.256093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.256199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.256293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.256349][ T32] r4:8586f5c0 [ 1348.256729][ T32] INFO: task kworker/1:754:5970 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.256772][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.256849][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.256900][ T32] Call trace: [ 1348.256991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.257049][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.257080][ T32] r4:00000000 [ 1348.257101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.257148][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.257179][ T32] dd20: c7fe8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.257210][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.257237][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.257277][ T32] r5:800f0013 r4:80239bb0 [ 1348.257303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.257346][ T32] r4:82ac21e4 [ 1348.257367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1348.257587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.257909][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 3 printk messages dropped ** [ 1348.280557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1348.280997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.281087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.281157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.281221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.281290][ T32] r4:848b22c0 [ 1348.281322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.281369][ T32] INFO: task kworker/1:755:5973 blocked for more than 474 seconds. [ 1348.281406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.281433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.281456][ T32] task:kworker/1:755 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.281517][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.281593][ T32] Call trace: [ 1348.281658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.281719][ T32] r10:8291a684 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:858d2400 [ 1348.281822][ T32] r4:858d2400 [ 1348.281848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.281893][ T32] r5:858d2400 r4:8291a680 [ 1348.281914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.281956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.282000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1348.282048][ T32] r4:00000000 [ 1348.282078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.282137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.282179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.282222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fa80 [ 1348.282245][ T32] r4:00000000 [ 1348.282265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.282313][ T32] r9:83018205 r8:858d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1348.282337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.282381][ T32] r5:00001000 r4:ec923000 [ 1348.282427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.282473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.282516][ T32] r5:858a238c r4:858a2000 [ 1348.282538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.282586][ T32] r7:ddde2d80 r6:83018200 r5:858a238c r4:85320e00 [ 1348.282607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.282656][ T32] r10:61c88647 r9:858d2400 r8:85320e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.282679][ T32] r4:85320e00 [ 1348.282699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.282745][ T32] r10:00000000 r9:85320e00 r8:80287e08 r7:ec90de60 r6:85320f00 r5:858d2400 [ 1348.282768][ T32] r4:00000001 [ 1348.282861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.282904][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1348.282933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.282963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.283021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.283056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.283108][ T32] r4:8586f9c0 [ 1348.283540][ T32] INFO: task kworker/1:755:5973 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 4 printk messages dropped ** [ 1348.283768][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1348.284129][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.284374][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.284847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.285442][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 3 printk messages dropped ** [ 1348.285594][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.285803][ T32] INFO: task kworker/1:756:5975 blocked for more than 474 seconds. ** 5 printk messages dropped ** [ 1348.286058][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1348.286428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.286780][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.287026][ T32] r5:00001000 r4:ec929000 ** 1 printk messages dropped ** [ 1348.287099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.287193][ T32] r5:858a278c r4:858a2400 ** 2 printk messages dropped ** [ 1348.287315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.287445][ T32] r4:85852e80 ** 6 printk messages dropped ** [ 1348.287753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.309020][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.309653][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.309766][ T32] dd20: c8659000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.309801][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.309830][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.309885][ T32] r5:800f0013 r4:80239bb0 [ 1348.309914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.310012][ T32] r4:82ac21e4 [ 1348.310036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.310089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.310141][ T32] r4:dffaddc0 [ 1348.310189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.310324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.310351][ T32] r4:00000000 [ 1348.310371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.310420][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.310460][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.310554][ T32] r5:00001000 r4:dfdc7000 [ 1348.310578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.310620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.310664][ T32] r5:848fc38c r4:848fc000 [ 1348.310686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.310735][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.310759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.310808][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.310866][ T32] r4:8484f680 [ 1348.310892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.310941][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.311035][ T32] r4:00000001 [ 1348.311059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.311127][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.311182][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.311232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.311276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.311310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.311333][ T32] r4:848b22c0 [ 1348.311356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.311385][ T32] INFO: task kworker/1:757:5977 blocked for more than 474 seconds. [ 1348.311420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.311446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.311492][ T32] task:kworker/1:757 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.311544][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.311612][ T32] Call trace: [ 1348.311655][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.311732][ T32] r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000013 r6:ec92dd8c r5:858d3c00 [ 1348.311760][ T32] r4:858d3c00 [ 1348.311830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.311898][ T32] r5:858d3c00 r4:8291a680 [ 1348.311933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.312032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.312084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1348.312108][ T32] r4:00000000 [ 1348.312127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.312162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.312199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.312241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85846e80 [ 1348.312270][ T32] r4:00000000 [ 1348.312327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.312415][ T32] r9:83018205 r8:858d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1348.312465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.312564][ T32] r5:00001000 r4:ec93d000 [ 1348.312611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.312689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.312771][ T32] r5:858a2f8c r4:858a2c00 [ 1348.312814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.312921][ T32] r7:ddde2d80 r6:83018200 r5:858a2f8c r4:85320f80 [ 1348.312996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.313112][ T32] r10:61c88647 r9:858d3c00 r8:85320fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.313193][ T32] r4:85320f80 [ 1348.313240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.313333][ T32] r10:00000000 r9:85320f80 r8:80287e08 r7:ec921e60 r6:85320e80 r5:858d3c00 [ 1348.313402][ T32] r4:00000001 [ 1348.313456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.313550][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) [ 1348.313599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.313643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.313676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.313707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.313729][ T32] r4:8586fc40 [ 1348.314023][ T32] INFO: task kworker/1:757:5977 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.314057][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1348.314577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1348.315229][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1348.315637][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1348.316019][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.316298][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.316723][ T32] task:kworker/1:758 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.317269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 ** 9 printk messages dropped ** [ 1348.317694][ T32] r5:00001000 r4:ec937000 ** 1 printk messages dropped ** [ 1348.317754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.348923][ T32] r4:858ee100 ** 1 printk messages dropped ** [ 1348.349061][ T32] r10:00000000 r9:858ee100 r8:80287e08 r7:ec92de60 r6:858ee000 r5:858d4800 [ 1348.349124][ T32] r4:00000001 [ 1348.349152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.349193][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1348.349260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.349295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.349349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.349384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.349425][ T32] r4:8586fc40 [ 1348.349833][ T32] INFO: task kworker/1:758:5979 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.349943][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.350021][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.350072][ T32] Call trace: [ 1348.350154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.350236][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.350311][ T32] r4:00000000 [ 1348.350348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.350394][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.350423][ T32] dd20: c8c8b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.350455][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.350483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.350520][ T32] r5:800f0013 r4:80239bb0 [ 1348.350550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.350595][ T32] r4:82ac21e4 [ 1348.350617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.350661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.350684][ T32] r4:dffaddc0 [ 1348.350717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.350799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.350826][ T32] r4:00000000 [ 1348.350866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.350931][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.350978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.351047][ T32] r5:00001000 r4:dfdc7000 [ 1348.351071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.351146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.351201][ T32] r5:848fc38c r4:848fc000 [ 1348.351223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.351270][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.351293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.351341][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.351364][ T32] r4:8484f680 [ 1348.351393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.351453][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.351480][ T32] r4:00000001 [ 1348.351505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.351543][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.351583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.351617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.351658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.351768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.351795][ T32] r4:848b22c0 [ 1348.351818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.351911][ T32] INFO: task kworker/1:759:5981 blocked for more than 474 seconds. [ 1348.352023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.352079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.352132][ T32] task:kworker/1:759 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.352184][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.352239][ T32] Call trace: [ 1348.352301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.352352][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000013 r6:ec941d8c r5:858d5400 [ 1348.352426][ T32] r4:858d5400 [ 1348.352476][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.352545][ T32] r5:858d5400 r4:8291a680 [ 1348.352643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.352689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.352758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1348.352785][ T32] r4:00000000 [ 1348.352805][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.352867][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.352906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.352950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 [ 1348.352974][ T32] r4:00000000 [ 1348.352994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.353089][ T32] r9:83018205 r8:858d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1348.353143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.353216][ T32] r5:00001000 r4:ec94b000 [ 1348.353241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.353283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.353328][ T32] r5:858a338c r4:858a3000 [ 1348.353349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.353396][ T32] r7:ddde2d80 r6:83018200 r5:858a338c r4:858ee280 [ 1348.353417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.353465][ T32] r10:61c88647 r9:858d5400 r8:858ee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.353487][ T32] r4:858ee280 [ 1348.353519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.353570][ T32] r10:00000000 r9:858ee280 r8:80287e08 r7:ec92de60 r6:858ee180 r5:858d5400 [ 1348.353670][ T32] r4:00000001 [ 1348.353693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.353730][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1348.353882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.353916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.353945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.353974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.353999][ T32] r4:8586ffc0 [ 1348.354294][ T32] INFO: task kworker/1:759:5981 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.354355][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354421][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354470][ T32] Call trace: [ 1348.354555][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.354637][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.354666][ T32] r4:00000000 [ 1348.354687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.354727][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.354757][ T32] dd20: c8c8b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.354789][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.354840][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.354870][ T32] r5:800f0013 r4:80239bb0 [ 1348.354962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.355034][ T32] r4:82ac21e4 [ 1348.355060][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.355114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.355137][ T32] r4:dffaddc0 [ 1348.355156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.355198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.355221][ T32] r4:00000000 [ 1348.355241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.355286][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.355307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.355624][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 6 printk messages dropped ** [ 1348.355893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.356186][ T32] INFO: task kworker/1:760:5983 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.356726][ T32] r5:858d6000 r4:8291a680 ** 3 printk messages dropped ** [ 1348.356855][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.357051][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.357381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.357691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.380545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.381203][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.381477][ T32] dd20: c8fec000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1348.381867][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1348.382141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.382528][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.382764][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1348.382900][ T32] r4:848b22c0 ** 1 printk messages dropped ** [ 1348.382950][ T32] INFO: task kworker/1:761:5985 blocked for more than 474 seconds. [ 1348.382986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.383035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.383062][ T32] task:kworker/1:761 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.383116][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.383237][ T32] Call trace: [ 1348.383287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.383341][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:858d6c00 [ 1348.383365][ T32] r4:858d6c00 [ 1348.383424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.383556][ T32] r5:858d6c00 r4:8291a680 [ 1348.383580][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.383720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.383770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1348.383794][ T32] r4:00000000 [ 1348.383837][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.383877][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.383952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.384000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b11c0 [ 1348.384024][ T32] r4:00000000 [ 1348.384069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.384125][ T32] r9:83018205 r8:858d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1348.384150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.384194][ T32] r5:00001000 r4:ec951000 [ 1348.384216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.384255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.384323][ T32] r5:858a378c r4:858a3400 [ 1348.384348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.384455][ T32] r7:ddde2d80 r6:83018200 r5:858a378c r4:858ee380 [ 1348.384481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.384529][ T32] r10:61c88647 r9:858d6c00 r8:858ee3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.384553][ T32] r4:858ee380 [ 1348.384572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.384643][ T32] r10:00000000 r9:858ee380 r8:80287e08 r7:ec949e60 r6:858ee200 r5:858d6c00 [ 1348.384670][ T32] r4:00000001 [ 1348.384764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.384806][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1348.384836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.384918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.384982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.385083][ T32] r4:853b1240 [ 1348.385327][ T32] INFO: task kworker/1:761:5985 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.385375][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.385461][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.385537][ T32] Call trace: [ 1348.385657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.385715][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.385740][ T32] r4:00000000 [ 1348.385792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.385864][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.385922][ T32] dd20: c8fec000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.385957][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.386009][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.386039][ T32] r5:800f0013 r4:80239bb0 [ 1348.386086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.386200][ T32] r4:82ac21e4 [ 1348.386225][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.386275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.386306][ T32] r4:dffaddc0 [ 1348.386327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.386372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.386538][ T32] r4:00000000 [ 1348.386564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.386611][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.386633][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.386700][ T32] r5:00001000 r4:dfdc7000 [ 1348.386725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.386767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.386812][ T32] r5:848fc38c r4:848fc000 [ 1348.386837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.386888][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.386909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.386957][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.387005][ T32] r4:8484f680 [ 1348.387028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.387082][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.387107][ T32] r4:00000001 [ 1348.387126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.387164][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.387191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.387220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.387247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.387407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.387436][ T32] r4:848b22c0 [ 1348.387457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.387483][ T32] INFO: task kworker/1:762:5988 blocked for more than 474 seconds. [ 1348.387511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.387535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.387558][ T32] task:kworker/1:762 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387603][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.387697][ T32] Call trace: [ 1348.387753][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.387804][ T32] r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:858d8000 [ 1348.387829][ T32] r4:858d8000 [ 1348.387850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.387895][ T32] r5:858d8000 r4:8291a680 [ 1348.411454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.411622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.411676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 1348.411702][ T32] r4:00000000 [ 1348.411723][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.411760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.411802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.411871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1380 [ 1348.411921][ T32] r4:00000000 [ 1348.411944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.412020][ T32] r9:83018205 r8:858d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1348.412047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.412101][ T32] r5:00001000 r4:ec95f000 [ 1348.412123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.412165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.412210][ T32] r5:858a3b8c r4:858a3800 [ 1348.412255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.412310][ T32] r7:ddde2d80 r6:83018200 r5:858a3b8c r4:858ee400 [ 1348.412380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.412458][ T32] r10:61c88647 r9:858d8000 r8:858ee42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.412487][ T32] r4:858ee400 [ 1348.412532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.412591][ T32] r10:00000000 r9:858ee400 r8:80287e08 r7:ec949e60 r6:858ee500 r5:858d8000 [ 1348.412616][ T32] r4:00000001 [ 1348.412665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.412734][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1348.412771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.412815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.412870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.412919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.412945][ T32] r4:853b1340 [ 1348.413471][ T32] INFO: task kworker/1:762:5988 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.413632][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413756][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413855][ T32] Call trace: [ 1348.413898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.413978][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.414010][ T32] r4:00000000 [ 1348.414052][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.414133][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.414174][ T32] dd20: c955b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.414215][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.414251][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.414285][ T32] r5:800f0013 r4:80239bb0 [ 1348.414340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.414398][ T32] r4:82ac21e4 [ 1348.414427][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.414486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.414517][ T32] r4:dffaddc0 [ 1348.414544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1348.414660][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.415000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.415398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.415533][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 2 printk messages dropped ** [ 1348.415654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.415898][ T32] INFO: task kworker/1:763:5989 blocked for more than 474 seconds. ** 5 printk messages dropped ** [ 1348.416364][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.416545][ T32] r5:858d8c00 r4:8291a680 ** 1 printk messages dropped ** [ 1348.416709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.416898][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.416937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.416980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1400 [ 1348.417019][ T32] r4:00000000 [ 1348.417043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.417095][ T32] r9:83018205 r8:858d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1348.417143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.417189][ T32] r5:00001000 r4:ec965000 [ 1348.417210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.417250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.417293][ T32] r5:858a3f8c r4:858a3c00 [ 1348.417315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.417361][ T32] r7:ddde2d80 r6:83018200 r5:858a3f8c r4:858ee580 [ 1348.417403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.417456][ T32] r10:61c88647 r9:858d8c00 r8:858ee5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.417511][ T32] r4:858ee580 [ 1348.417559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.417617][ T32] r10:00000000 r9:858ee580 r8:80287e08 r7:ec949e60 r6:858ee480 r5:858d8c00 [ 1348.417682][ T32] r4:00000001 [ 1348.417755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.417795][ T32] Exception stack(0xec969fb0 to 0xec969ff8) [ 1348.417822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.417880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.417947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.430219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.430271][ T32] r4:853b1440 [ 1348.430683][ T32] INFO: task kworker/1:763:5989 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.430734][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.430852][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.430936][ T32] Call trace: [ 1348.431002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.431130][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.431170][ T32] r4:00000000 [ 1348.431192][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.431249][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.431308][ T32] dd20: c955b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.431344][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.431372][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.431398][ T32] r5:800f0013 r4:80239bb0 [ 1348.431420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.431565][ T32] r4:82ac21e4 [ 1348.431618][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.431667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.431692][ T32] r4:dffaddc0 [ 1348.431738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.431792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.431819][ T32] r4:00000000 [ 1348.431841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.431940][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.431970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.432018][ T32] r5:00001000 r4:dfdc7000 [ 1348.432039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.432138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.432189][ T32] r5:848fc38c r4:848fc000 [ 1348.432211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.432261][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.432284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.432360][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.432413][ T32] r4:8484f680 [ 1348.432488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.432545][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.432570][ T32] r4:00000001 [ 1348.432590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.432627][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.432656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.432693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.432723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.432753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.432776][ T32] r4:848b22c0 [ 1348.432799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.432827][ T32] INFO: task kworker/1:764:5991 blocked for more than 474 seconds. [ 1348.432865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.432896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.432940][ T32] task:kworker/1:764 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.433021][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.433089][ T32] Call trace: [ 1348.433126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.433178][ T32] r10:8291a684 r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:858d9800 [ 1348.433202][ T32] r4:858d9800 [ 1348.433223][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.433274][ T32] r5:858d9800 r4:8291a680 [ 1348.433323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.433384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.433440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1348.433466][ T32] r4:00000000 [ 1348.433486][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.433547][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.433588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.433632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1900 [ 1348.433655][ T32] r4:00000000 [ 1348.433676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.433722][ T32] r9:83018205 r8:858d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1348.433747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.433849][ T32] r5:00001000 r4:ec987000 [ 1348.433874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.433915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.434007][ T32] r5:858f8b8c r4:858f8800 [ 1348.434031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.434086][ T32] r7:ddde2d80 r6:83018200 r5:858f8b8c r4:858ee600 [ 1348.434132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.434183][ T32] r10:61c88647 r9:858d9800 r8:858ee62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.434222][ T32] r4:858ee600 [ 1348.434245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.434304][ T32] r10:00000000 r9:858ee600 r8:80287e08 r7:ec949e60 r6:858ee780 r5:858d9800 [ 1348.434333][ T32] r4:00000001 [ 1348.434354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.434392][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1348.434446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.434522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.434554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.434586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.434610][ T32] r4:853b1600 [ 1348.434875][ T32] INFO: task kworker/1:764:5991 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.434909][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.434968][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.435015][ T32] Call trace: [ 1348.435045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.435162][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.435192][ T32] r4:00000000 [ 1348.435213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.435280][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.435331][ T32] dd20: c955b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.435393][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.435425][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.435512][ T32] r5:800f0013 r4:80239bb0 [ 1348.435539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.435583][ T32] r4:82ac21e4 [ 1348.435604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.435648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.435672][ T32] r4:dffaddc0 [ 1348.435691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.435793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.435820][ T32] r4:00000000 [ 1348.435855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.435906][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.435929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.435975][ T32] r5:00001000 r4:dfdc7000 [ 1348.436009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.436054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.436126][ T32] r5:848fc38c r4:848fc000 [ 1348.436152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.436203][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.436259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.436401][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.436429][ T32] r4:8484f680 [ 1348.436454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.436556][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.436582][ T32] r4:00000001 [ 1348.436604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.436667][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.436733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.436768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.436797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.436829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.436878][ T32] r4:848b22c0 [ 1348.436902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.436930][ T32] INFO: task kworker/1:765:5992 blocked for more than 474 seconds. [ 1348.436990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.437019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.437042][ T32] task:kworker/1:765 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.437123][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.437204][ T32] Call trace: [ 1348.437264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.437317][ T32] r10:8291a684 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:858da400 [ 1348.437342][ T32] r4:858da400 [ 1348.437365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.437436][ T32] r5:858da400 r4:8291a680 [ 1348.437460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.437503][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.437547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1348.437576][ T32] r4:00000000 [ 1348.437611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.437662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.437777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.437826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1880 [ 1348.437850][ T32] r4:00000000 [ 1348.437894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.456675][ T32] r9:83018205 r8:858da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1348.456767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.456894][ T32] r5:00001000 r4:ec979000 [ 1348.457027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.457127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.457216][ T32] r5:858f878c r4:858f8400 [ 1348.457292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.457387][ T32] r7:ddde2d80 r6:83018200 r5:858f878c r4:858ee680 [ 1348.457441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.457534][ T32] r10:61c88647 r9:858da400 r8:858ee6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.457613][ T32] r4:858ee680 [ 1348.457691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.457840][ T32] r10:00000000 r9:858ee680 r8:80287e08 r7:ec971e60 r6:858ee700 r5:858da400 [ 1348.457983][ T32] r4:00000001 [ 1348.465453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.465590][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1348.465655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.465710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.465768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.465827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.465876][ T32] r4:853b1600 [ 1348.466564][ T32] INFO: task kworker/1:765:5992 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.466638][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.466773][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.466871][ T32] Call trace: [ 1348.466943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.467125][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.467181][ T32] r4:00000000 [ 1348.467222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.467304][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.467379][ T32] dd20: c9951000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.467464][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.467527][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.467634][ T32] r5:800f0013 r4:80239bb0 [ 1348.467713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.467831][ T32] r4:82ac21e4 [ 1348.467880][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.467966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.481746][ T32] r4:dffaddc0 [ 1348.481912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.482041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.482160][ T32] r4:00000000 [ 1348.482216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.482341][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.482401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.482493][ T32] r5:00001000 r4:dfdc7000 [ 1348.482531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.482628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.482729][ T32] r5:848fc38c r4:848fc000 [ 1348.482780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.482871][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.482916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.483029][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.483094][ T32] r4:8484f680 [ 1348.483133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.483257][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.483340][ T32] r4:00000001 [ 1348.483394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.483465][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.483532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.483587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.483645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.483727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.483774][ T32] r4:848b22c0 [ 1348.483821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.483876][ T32] INFO: task kworker/1:766:5995 blocked for more than 474 seconds. [ 1348.483971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.484030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.484087][ T32] task:kworker/1:766 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.484195][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.484283][ T32] Call trace: [ 1348.484385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.484486][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:858dbc00 [ 1348.484536][ T32] r4:858dbc00 [ 1348.484570][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.484654][ T32] r5:858dbc00 r4:8291a680 [ 1348.484701][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.484828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.484918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1348.484964][ T32] r4:00000000 [ 1348.485027][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.485111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.485187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.485324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1b40 [ 1348.485389][ T32] r4:00000000 [ 1348.485433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.485554][ T32] r9:83018205 r8:858dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1348.485612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.485732][ T32] r5:00001000 r4:ec98d000 [ 1348.485779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.485857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.485941][ T32] r5:858f8f8c r4:858f8c00 [ 1348.485986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.486074][ T32] r7:ddde2d80 r6:83018200 r5:858f8f8c r4:858ee800 [ 1348.486157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.486249][ T32] r10:61c88647 r9:858dbc00 r8:858ee82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.486333][ T32] r4:858ee800 [ 1348.486387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.486473][ T32] r10:00000000 r9:858ee800 r8:80287e08 r7:ec971e60 r6:858ee900 r5:858dbc00 [ 1348.486519][ T32] r4:00000001 [ 1348.486562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.486632][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1348.486686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.486744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.486793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.486853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.486895][ T32] r4:853b1a40 [ 1348.487545][ T32] INFO: task kworker/1:766:5995 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.487608][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.487750][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.487932][ T32] Call trace: [ 1348.509067][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.509171][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.509206][ T32] r4:00000000 [ 1348.509281][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.509362][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.509406][ T32] dd20: c9f6a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.509549][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.509616][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.509674][ T32] r5:800f0013 r4:80239bb0 [ 1348.509716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.509810][ T32] r4:82ac21e4 [ 1348.509850][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.509936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.509981][ T32] r4:dffaddc0 [ 1348.510028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.510139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.510187][ T32] r4:00000000 [ 1348.510259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.510353][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.510396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.510483][ T32] r5:00001000 r4:dfdc7000 [ 1348.510531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.510609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.510693][ T32] r5:848fc38c r4:848fc000 [ 1348.510740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.510855][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.510928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.511031][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.511092][ T32] r4:8484f680 [ 1348.511135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.511242][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.511354][ T32] r4:00000001 [ 1348.511411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.511486][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.511536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.511596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.511653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.511712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.511760][ T32] r4:848b22c0 [ 1348.511807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.511947][ T32] INFO: task kworker/1:767:5997 blocked for more than 475 seconds. [ 1348.512037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.512272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.512872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.513808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.514200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.514836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.515459][ T32] r4:853b1b00 ** 5 printk messages dropped ** [ 1348.516772][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 3 printk messages dropped ** [ 1348.517119][ T32] dd20: c9f6a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.517182][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.517232][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.517285][ T32] r5:800f0013 r4:80239bb0 [ 1348.517326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.517405][ T32] r4:82ac21e4 [ 1348.517445][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.517564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.517616][ T32] r4:dffaddc0 [ 1348.517650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.517734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.517783][ T32] r4:00000000 [ 1348.517859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.538623][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.538767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.538892][ T32] r5:00001000 r4:dfdc7000 [ 1348.538943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.539026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.539143][ T32] r5:848fc38c r4:848fc000 [ 1348.539245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.539396][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.539475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.539604][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.539658][ T32] r4:8484f680 [ 1348.539729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.539822][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.539872][ T32] r4:00000001 [ 1348.539916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.539996][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.540057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.540120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.540174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.540266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.540344][ T32] r4:848b22c0 [ 1348.540405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.540489][ T32] INFO: task kworker/1:768:5998 blocked for more than 475 seconds. [ 1348.540556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.540609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.540667][ T32] task:kworker/1:768 state:D stack:0 pid:5998 tgid:5998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.540876][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.540971][ T32] Call trace: [ 1348.541144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.541264][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:858de000 [ 1348.541316][ T32] r4:858de000 [ 1348.541364][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.541484][ T32] r5:858de000 r4:8291a680 [ 1348.541536][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.541614][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.541722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1348.541768][ T32] r4:00000000 [ 1348.541814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.541914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.542023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.542244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1f40 [ 1348.542304][ T32] r4:00000000 [ 1348.542348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.542434][ T32] r9:83018205 r8:858de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1348.542476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.542586][ T32] r5:00001000 r4:ec99d000 [ 1348.542643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.542721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.542800][ T32] r5:858f978c r4:858f9400 [ 1348.542847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.542934][ T32] r7:ddde2d80 r6:83018200 r5:858f978c r4:858ee880 [ 1348.542987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.543293][ T32] r10:00000000 r9:858ee880 r8:80287e08 r7:ec995e60 r6:858eeb80 r5:858de000 ** 10 printk messages dropped ** [ 1348.544846][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1348.546086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 14 printk messages dropped ** [ 1348.547485][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.574490][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.575060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.575794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.576169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.576552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.576969][ T32] r4:858eea00 ** 4 printk messages dropped ** [ 1348.577256][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) ** 6 printk messages dropped ** [ 1348.583506][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.584800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.584939][ T32] r4:82ac21e4 [ 1348.584971][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.585044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.585069][ T32] r4:dffaddc0 [ 1348.585099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.585144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.585229][ T32] r4:00000000 [ 1348.585283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.585386][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.585443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.585535][ T32] r5:00001000 r4:dfdc7000 [ 1348.585669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.585764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.585858][ T32] r5:848fc38c r4:848fc000 [ 1348.585899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.586000][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.586049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.586186][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.586270][ T32] r4:8484f680 [ 1348.586324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.586427][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.586476][ T32] r4:00000001 [ 1348.586578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.586658][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.586744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.587167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.587232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.587300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.587347][ T32] r4:848b22c0 [ 1348.587397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.587458][ T32] INFO: task kworker/1:770:6003 blocked for more than 475 seconds. [ 1348.587527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.587581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.587628][ T32] task:kworker/1:770 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.587803][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.587948][ T32] Call trace: [ 1348.611975][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.612089][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000013 r6:ec9add8c r5:858dc800 [ 1348.612122][ T32] r4:858dc800 [ 1348.612196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.612248][ T32] r5:858dc800 r4:8291a680 [ 1348.612270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.612341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.612391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1348.612415][ T32] r4:00000000 [ 1348.612435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.612471][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.612513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.612558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0040 [ 1348.612616][ T32] r4:00000000 [ 1348.612640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.612704][ T32] r9:83018205 r8:858dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1348.612732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.612813][ T32] r5:00001000 r4:dfaf1000 [ 1348.612880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.612926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.612972][ T32] r5:858f9b8c r4:858f9800 [ 1348.612994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.613283][ T32] r7:ddde2d80 r6:83018200 r5:858f9b8c r4:858eeb00 [ 1348.613384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.613488][ T32] r10:61c88647 r9:858dc800 r8:858eeb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.613516][ T32] r4:858eeb00 [ 1348.613539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.614145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1348.615244][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1348.615845][ T32] r5:00001000 r4:dfdc7000 ** 10 printk messages dropped ** [ 1348.616451][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.616922][ T32] INFO: task kworker/1:771:6005 blocked for more than 475 seconds. ** 12 printk messages dropped ** [ 1348.628866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 ** 11 printk messages dropped ** [ 1348.629452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1348.630174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1348.631217][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 16 printk messages dropped ** [ 1348.631861][ T32] r5:848fc38c r4:848fc000 ** 3 printk messages dropped ** [ 1348.632058][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.632089][ T32] r4:8484f680 [ 1348.632110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.632158][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.632181][ T32] r4:00000001 [ 1348.632201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.632237][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.632266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.632295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.632359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.632408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.632436][ T32] r4:848b22c0 [ 1348.632459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.632494][ T32] INFO: task kworker/1:772:6007 blocked for more than 475 seconds. [ 1348.632531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.632558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.632581][ T32] task:kworker/1:772 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.632628][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.632671][ T32] Call trace: [ 1348.632768][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.632819][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:858e1800 [ 1348.632844][ T32] r4:858e1800 [ 1348.632867][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.632911][ T32] r5:858e1800 r4:8291a680 [ 1348.632933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.632999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.633049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 [ 1348.633089][ T32] r4:00000000 [ 1348.633112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.633150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.633188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.633260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0400 [ 1348.633327][ T32] r4:00000000 [ 1348.633353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.633560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.634199][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.634505][ T32] r4:858f0340 ** 9 printk messages dropped ** [ 1348.635376][ T32] dd20: cad90000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 14 printk messages dropped ** [ 1348.636071][ T32] r5:00001000 r4:dfdc7000 ** 10 printk messages dropped ** [ 1348.636644][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.636959][ T32] r4:848b22c0 ** 8 printk messages dropped ** [ 1348.637515][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:858e2400 ** 2 printk messages dropped ** [ 1348.637710][ T32] r5:858e2400 r4:8291a680 [ 1348.637758][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.637861][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.660314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1348.660404][ T32] r4:00000000 [ 1348.660435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.660629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.660717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.660773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0940 [ 1348.660799][ T32] r4:00000000 [ 1348.660826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.660878][ T32] r9:83018205 r8:858e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1348.660902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.660983][ T32] r5:00001000 r4:eb525000 [ 1348.661046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.661132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.661220][ T32] r5:858faf8c r4:858fac00 [ 1348.661256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.661309][ T32] r7:ddde2d80 r6:83018200 r5:858faf8c r4:853bd100 [ 1348.661367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.661424][ T32] r10:61c88647 r9:858e2400 r8:853bd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.661482][ T32] r4:853bd100 [ 1348.661507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.661557][ T32] r10:00000000 r9:853bd100 r8:80287e08 r7:ec97de60 r6:853bd180 r5:858e2400 [ 1348.661580][ T32] r4:00000001 [ 1348.661600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.661673][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1348.661713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.661773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.661803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.661850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1348.663513][ T32] dd20: cb145000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 19 printk messages dropped ** [ 1348.664551][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 10 printk messages dropped ** [ 1348.665247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1348.666293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.666908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.667005][ T32] r9:83018205 r8:858e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1348.667087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.667141][ T32] r5:00001000 r4:eb4bd000 [ 1348.667165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.667233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.667296][ T32] r5:858fab8c r4:858fa800 [ 1348.667360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.667452][ T32] r7:ddde2d80 r6:83018200 r5:858fab8c r4:853bd000 [ 1348.667497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.667575][ T32] r10:61c88647 r9:858e3000 r8:853bd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.667643][ T32] r4:853bd000 [ 1348.667719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.667774][ T32] r10:00000000 r9:853bd000 r8:80287e08 r7:ec9b1e60 r6:853bd280 r5:858e3000 [ 1348.667800][ T32] r4:00000001 [ 1348.667849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.667919][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 1348.698555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.698778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.698817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.698855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.698902][ T32] r4:858f07c0 [ 1348.699322][ T32] INFO: task kworker/1:774:6011 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.699362][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.699604][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.699744][ T32] Call trace: [ 1348.699806][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.699869][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.699894][ T32] r4:00000000 [ 1348.699915][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.699958][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.699988][ T32] dd20: cb948000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.700020][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.700048][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.700073][ T32] r5:800f0013 r4:80239bb0 [ 1348.700233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.700341][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1348.700435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1348.701383][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1348.701899][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1348.702813][ T32] INFO: task kworker/1:775:6013 blocked for more than 475 seconds. ** 10 printk messages dropped ** [ 1348.703451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.703691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0c00 ** 6 printk messages dropped ** [ 1348.703984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.704507][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.705444][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.706405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 15 printk messages dropped ** [ 1348.707501][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1348.707746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.724534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1348.725130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.725525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 ** 9 printk messages dropped ** [ 1348.726073][ T32] r5:00001000 r4:eb5f3000 ** 1 printk messages dropped ** [ 1348.726201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.726272][ T32] r5:858fb38c r4:858fb000 [ 1348.726298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.726354][ T32] r7:ddde2d80 r6:83018200 r5:858fb38c r4:853bd380 [ 1348.726377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.726427][ T32] r10:61c88647 r9:858e4800 r8:853bd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.726475][ T32] r4:853bd380 [ 1348.726572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.726625][ T32] r10:00000000 r9:853bd380 r8:80287e08 r7:ec9bde60 r6:853bd200 r5:858e4800 [ 1348.726650][ T32] r4:00000001 [ 1348.726675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.726716][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1348.726770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.726805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.726835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.726902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.726931][ T32] r4:858f0a00 [ 1348.727346][ T32] INFO: task kworker/1:776:6015 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.727387][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.727509][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.727605][ T32] Call trace: [ 1348.727697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.727825][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.727883][ T32] r4:00000000 [ 1348.727999][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.742661][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.742746][ T32] dd20: cbb72000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.742803][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.742868][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.742937][ T32] r5:800f0013 r4:80239bb0 [ 1348.742989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.743119][ T32] r4:82ac21e4 [ 1348.743168][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.743255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.743338][ T32] r4:dffaddc0 [ 1348.743405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.743514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.743560][ T32] r4:00000000 [ 1348.743603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.743703][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.743759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.743874][ T32] r5:00001000 r4:dfdc7000 [ 1348.743927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.744013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.744125][ T32] r5:848fc38c r4:848fc000 [ 1348.744181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.744276][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.744320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.744432][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.744483][ T32] r4:8484f680 [ 1348.744529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.744626][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.744676][ T32] r4:00000001 [ 1348.744720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.744800][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.744877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.744948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.745030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.745104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.745158][ T32] r4:848b22c0 [ 1348.745205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.745263][ T32] INFO: task kworker/1:777:6017 blocked for more than 475 seconds. [ 1348.745346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.745412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.745477][ T32] task:kworker/1:777 state:D stack:0 pid:6017 tgid:6017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.745598][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.745690][ T32] Call trace: [ 1348.745787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.745893][ T32] r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000113 r6:ec9c5d8c r5:858e5400 [ 1348.745961][ T32] r4:858e5400 [ 1348.746037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.746197][ T32] r5:858e5400 r4:8291a680 [ 1348.746258][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.746337][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.746445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1348.746503][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.746646][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.747532][ T32] r5:858fbf8c r4:858fbc00 [ 1348.747606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.768711][ T32] r4:853bd400 ** 7 printk messages dropped ** [ 1348.769410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.770578][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.771096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1348.771548][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1348.771974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.772481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.772582][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.772629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.772740][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.772790][ T32] r4:8484f680 [ 1348.772830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.772924][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.772995][ T32] r4:00000001 [ 1348.773049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.773139][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.773203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.773280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.773340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.773400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.773435][ T32] r4:848b22c0 [ 1348.773459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.773505][ T32] INFO: task kworker/1:778:6018 blocked for more than 475 seconds. [ 1348.773543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.773577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.773627][ T32] task:kworker/1:778 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.773703][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.773841][ T32] Call trace: [ 1348.773903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.774003][ T32] r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000013 r6:ec9cdd8c r5:8580e000 [ 1348.774076][ T32] r4:8580e000 [ 1348.774179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.774282][ T32] r5:8580e000 r4:8291a680 [ 1348.774323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.774406][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.774493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1348.774547][ T32] r4:00000000 [ 1348.774592][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.774676][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.774756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.774899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0d40 [ 1348.774962][ T32] r4:00000000 [ 1348.775010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.775121][ T32] r9:83018205 r8:8580e000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1348.775177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.775284][ T32] r5:00001000 r4:eb8bd000 [ 1348.775347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.775439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.775528][ T32] r5:858fbb8c r4:858fb800 [ 1348.775592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.775696][ T32] r7:ddde2d80 r6:83018200 r5:858fbb8c r4:853bd580 [ 1348.775763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.775904][ T32] r10:61c88647 r9:8580e000 r8:853bd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.775967][ T32] r4:853bd580 [ 1348.776010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.776299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.777084][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 10 printk messages dropped ** [ 1348.777481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 11 printk messages dropped ** [ 1348.777904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.799428][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1348.799969][ T32] INFO: task kworker/1:779:6022 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.800612][ T32] r4:8580ec00 ** 4 printk messages dropped ** [ 1348.800902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 ** 8 printk messages dropped ** [ 1348.801261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.801533][ T32] r5:853c438c r4:853c4000 ** 3 printk messages dropped ** [ 1348.801746][ T32] r10:61c88647 r9:8580ec00 r8:853bd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.802191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.803041][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.803380][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1348.803888][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.804173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.804521][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.804544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.804601][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.804654][ T32] r4:8484f680 [ 1348.804753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.804808][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.804835][ T32] r4:00000001 [ 1348.804858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.804947][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.804981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.805013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.805044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.805113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.805143][ T32] r4:848b22c0 [ 1348.805165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.805245][ T32] INFO: task kworker/1:780:6024 blocked for more than 475 seconds. [ 1348.805289][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.805317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805419][ T32] task:kworker/1:780 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.805515][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.805599][ T32] Call trace: [ 1348.805684][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.805739][ T32] r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000013 r6:ec9d5d8c r5:8580c800 [ 1348.805767][ T32] r4:8580c800 [ 1348.805790][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.805836][ T32] r5:8580c800 r4:8291a680 [ 1348.805858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.805949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.806007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1348.806034][ T32] r4:00000000 [ 1348.806056][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.806137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.806198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.806243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859173c0 [ 1348.806271][ T32] r4:00000000 [ 1348.806293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.806341][ T32] r9:83018205 r8:8580c800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.806365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.806409][ T32] r5:00001000 r4:ebac9000 [ 1348.806431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.806498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.806547][ T32] r5:853c478c r4:853c4400 [ 1348.806571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.806670][ T32] r7:ddde2d80 r6:83018200 r5:853c478c r4:853bd700 [ 1348.806697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.806748][ T32] r10:61c88647 r9:8580c800 r8:853bd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.806774][ T32] r4:853bd700 [ 1348.806795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.806843][ T32] r10:00000000 r9:853bd700 r8:80287e08 r7:ec9c9e60 r6:8586c880 r5:8580c800 [ 1348.806893][ T32] r4:00000001 [ 1348.806956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.806998][ T32] Exception stack(0xec9d5fb0 to 0xec9d5ff8) [ 1348.807043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.807087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.807237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.807297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.807348][ T32] r4:859171c0 [ 1348.807622][ T32] INFO: task kworker/1:780:6024 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.807659][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.807721][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.807770][ T32] Call trace: [ 1348.807803][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.807971][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.830741][ T32] r4:00000000 [ 1348.830848][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.830978][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.831062][ T32] dd20: cc0b0000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1348.831219][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1348.831846][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.832563][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1348.833093][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 7 printk messages dropped ** [ 1348.833463][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1348.834190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1348.835269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.835356][ T32] r5:853c578c r4:853c5400 [ 1348.835411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.835501][ T32] r7:ddde2d80 r6:83018200 r5:853c578c r4:853bd780 [ 1348.835542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.835630][ T32] r10:61c88647 r9:858e6000 r8:853bd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.835678][ T32] r4:853bd780 [ 1348.835721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.835837][ T32] r10:00000000 r9:853bd780 r8:80287e08 r7:ec9d5e60 r6:853bd800 r5:858e6000 [ 1348.835890][ T32] r4:00000001 [ 1348.835928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.836033][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1348.836104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.836168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.836219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.836279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.836344][ T32] r4:85917380 [ 1348.837000][ T32] INFO: task kworker/1:781:6026 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.837071][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.837217][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.837328][ T32] Call trace: [ 1348.837404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.837525][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.837601][ T32] r4:00000000 [ 1348.837649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.837754][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.837818][ T32] dd20: cc0b0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.837893][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.858933][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.859041][ T32] r5:800f0013 r4:80239bb0 [ 1348.859102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.859218][ T32] r4:82ac21e4 [ 1348.859258][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.859346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.859398][ T32] r4:dffaddc0 [ 1348.859517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.859611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.859654][ T32] r4:00000000 [ 1348.859703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.859793][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.859834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.859923][ T32] r5:00001000 r4:dfdc7000 ** 2 printk messages dropped ** [ 1348.860145][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1348.860648][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1348.861229][ T32] r4:848b22c0 ** 9 printk messages dropped ** [ 1348.862086][ T32] r4:858e0000 ** 5 printk messages dropped ** [ 1348.862591][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.863034][ T32] r9:83018005 r8:858e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1348.863406][ T32] r5:857d138c r4:857d1000 ** 6 printk messages dropped ** [ 1348.863950][ T32] r10:00000000 r9:8586c700 r8:80287e08 r7:ec8e1e60 r6:853bd600 r5:858e0000 ** 9 printk messages dropped ** [ 1348.865209][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.866591][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1348.867149][ T32] r5:00001000 r4:dfdc7000 ** 9 printk messages dropped ** [ 1348.867934][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1348.904615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.904682][ T32] r4:848b22c0 [ 1348.904733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.904813][ T32] INFO: task kworker/1:782:6030 blocked for more than 475 seconds. [ 1348.904881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.904933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.904991][ T32] task:kworker/1:782 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.905196][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.905359][ T32] Call trace: [ 1348.905486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.905595][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000013 r6:ec9e5d8c r5:85918000 [ 1348.905645][ T32] r4:85918000 [ 1348.905684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.905770][ T32] r5:85918000 r4:8291a680 [ 1348.905846][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.905935][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.906020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1348.906064][ T32] r4:00000000 [ 1348.906139][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.906237][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.906340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.906437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917640 [ 1348.906489][ T32] r4:00000000 [ 1348.906542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.906635][ T32] r9:83018205 r8:85918000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1348.906690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.906804][ T32] r5:00001000 r4:ebb03000 [ 1348.906912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.906995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.907083][ T32] r5:853c4b8c r4:853c4800 [ 1348.907130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.907223][ T32] r7:ddde2d80 r6:83018200 r5:853c4b8c r4:853bd900 [ 1348.907269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.907361][ T32] r10:61c88647 r9:85918000 r8:853bd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.907407][ T32] r4:853bd900 [ 1348.907451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.907565][ T32] r10:00000000 r9:853bd900 r8:80287e08 r7:ec9d9e60 r6:853bd680 r5:85918000 [ 1348.907617][ T32] r4:00000001 [ 1348.907654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.907730][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1348.907825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.907904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.916266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.916369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.916433][ T32] r4:85917600 [ 1348.917101][ T32] INFO: task kworker/1:782:6030 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.917175][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.917384][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.917564][ T32] Call trace: [ 1348.917640][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1348.928868][ T32] dd20: cca0a000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1348.929600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1348.930511][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 9 printk messages dropped ** [ 1348.931393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.932380][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000013 r6:ec9ddd8c r5:85919800 ** 8 printk messages dropped ** [ 1348.933191][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.933824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.934038][ T32] r7:ddde2d80 r6:83018200 r5:853c4f8c r4:853bd880 ** 6 printk messages dropped ** [ 1348.934524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.935777][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.936794][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.937135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1348.959893][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.960301][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1348.960824][ T32] INFO: task kworker/1:784:6034 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.961790][ T32] r5:8591b000 r4:8291a680 ** 3 printk messages dropped ** [ 1348.962043][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.962276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.962360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917a40 [ 1348.962404][ T32] r4:00000000 [ 1348.962452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.962542][ T32] r9:83018205 r8:8591b000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.962692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.962788][ T32] r5:00001000 r4:ebb45000 [ 1348.962861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.962968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.963057][ T32] r5:853c538c r4:853c5000 [ 1348.963131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.963220][ T32] r7:ddde2d80 r6:83018200 r5:853c538c r4:853bda80 [ 1348.963267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.963358][ T32] r10:61c88647 r9:8591b000 r8:853bdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.963403][ T32] r4:853bda80 [ 1348.963449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.963537][ T32] r10:00000000 r9:853bda80 r8:80287e08 r7:ec9d9e60 r6:853bd980 r5:8591b000 [ 1348.963610][ T32] r4:00000001 [ 1348.963662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.963744][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1348.963796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.963856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.963914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.963969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.964017][ T32] r4:85917980 [ 1348.964683][ T32] INFO: task kworker/1:784:6034 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1348.964754][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.964883][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.965009][ T32] Call trace: [ 1348.965069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.965192][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1348.965259][ T32] r4:00000000 [ 1348.965331][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.965416][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1348.965489][ T32] dd20: ccc03000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1348.965560][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1348.965613][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.965664][ T32] r5:800f0013 r4:80239bb0 [ 1348.965707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.965789][ T32] r4:82ac21e4 [ 1348.965832][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.965933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1348.966034][ T32] r4:dffaddc0 [ 1348.966094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.966208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1348.966289][ T32] r4:00000000 [ 1348.966335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.966423][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.966499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.966584][ T32] r5:00001000 r4:dfdc7000 [ 1348.966685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.966784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.966869][ T32] r5:848fc38c r4:848fc000 [ 1348.967088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.967209][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1348.967324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.967430][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.967480][ T32] r4:8484f680 [ 1348.967521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.967609][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1348.967717][ T32] r4:00000001 [ 1348.967772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.967893][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1348.998553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.998630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.998665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.998733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.998765][ T32] r4:848b22c0 [ 1348.998793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.998841][ T32] INFO: task kworker/1:785:6036 blocked for more than 475 seconds. [ 1348.998918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.998948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.998972][ T32] task:kworker/1:785 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.999036][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.999101][ T32] Call trace: [ 1348.999135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.999263][ T32] r10:8291a684 r9:ec9f1d84 r8:00000002 r7:60000013 r6:ec9f1d8c r5:8591a400 [ 1348.999292][ T32] r4:8591a400 [ 1348.999315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.999367][ T32] r5:8591a400 r4:8291a680 [ 1348.999389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.999430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.999630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.000160][ T32] r5:853c5f8c r4:853c5c00 ** 1 printk messages dropped ** [ 1349.000246][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:853bdb00 ** 4 printk messages dropped ** [ 1349.000418][ T32] r10:00000000 r9:853bdb00 r8:80287e08 r7:ec9d9e60 r6:853bdc80 r5:8591a400 ** 10 printk messages dropped ** [ 1349.001226][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.001592][ T32] dd20: cd27d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.001640][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.001670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.001696][ T32] r5:800f0013 r4:80239bb0 [ 1349.001718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.001760][ T32] r4:82ac21e4 [ 1349.001781][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.001825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.001850][ T32] r4:dffaddc0 [ 1349.001869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.001911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.001935][ T32] r4:00000000 [ 1349.001955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.002000][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.002022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.002065][ T32] r5:00001000 r4:dfdc7000 [ 1349.002097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.002196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.002245][ T32] r5:848fc38c r4:848fc000 [ 1349.002267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.002325][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.002350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.002401][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.002425][ T32] r4:8484f680 [ 1349.002445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.002519][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.002573][ T32] r4:00000001 [ 1349.002621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.002711][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.002769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.002803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.002832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.002861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.002884][ T32] r4:848b22c0 [ 1349.002933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.002964][ T32] INFO: task kworker/1:786:6038 blocked for more than 475 seconds. [ 1349.002994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.003019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.003042][ T32] task:kworker/1:786 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.003190][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.003252][ T32] Call trace: [ 1349.003389][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.003452][ T32] r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000013 r6:ec9e9d8c r5:8591bc00 [ 1349.003489][ T32] r4:8591bc00 [ 1349.003519][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.003565][ T32] r5:8591bc00 r4:8291a680 [ 1349.003613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.003684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.003758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1349.003859][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.003946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.004512][ T32] r5:853c5b8c r4:853c5800 [ 1349.004537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.004675][ T32] r10:61c88647 r9:8591bc00 r8:853bdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.005123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.005859][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1349.006291][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.006493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1349.007005][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.007432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.007743][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.031183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 ** 9 printk messages dropped ** [ 1349.031622][ T32] r5:00001000 r4:ebc3b000 ** 2 printk messages dropped ** [ 1349.031728][ T32] r5:853c638c r4:853c6000 ** 1 printk messages dropped ** [ 1349.031799][ T32] r7:ddde2d80 r6:83018200 r5:853c638c r4:853bdd80 ** 4 printk messages dropped ** [ 1349.032021][ T32] r10:00000000 r9:853bdd80 r8:80287e08 r7:ec9f1e60 r6:853bdc00 r5:8591d400 ** 9 printk messages dropped ** [ 1349.032737][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.033515][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.033929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1349.034605][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1349.034723][ T32] r4:00000001 [ 1349.034823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.034927][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.034959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.034989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.035081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.035143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.035172][ T32] r4:848b22c0 [ 1349.035195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.035239][ T32] INFO: task kworker/0:662:6043 blocked for more than 475 seconds. [ 1349.035275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.035302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.035324][ T32] task:kworker/0:662 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.035431][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.035500][ T32] Call trace: [ 1349.035537][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.035589][ T32] r10:8291a684 r9:eca01d84 r8:00000002 r7:60000113 r6:eca01d8c r5:8591e000 [ 1349.035612][ T32] r4:8591e000 [ 1349.035634][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.035702][ T32] r5:8591e000 r4:8291a680 [ 1349.035727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.035791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.035841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1349.035865][ T32] r4:00000000 [ 1349.035885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.035921][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.035981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.036029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85952080 [ 1349.036095][ T32] r4:00000000 [ 1349.036145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.036196][ T32] r9:83018005 r8:8591e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1349.036219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.036262][ T32] r5:00001000 r4:ebd69000 [ 1349.036291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.036345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.036446][ T32] r5:853c7b8c r4:853c7800 [ 1349.036518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.036640][ T32] r7:dddced80 r6:83018000 r5:853c7b8c r4:8586c980 [ 1349.036667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.036719][ T32] r10:61c88647 r9:8591e000 r8:8586c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.036759][ T32] r4:8586c980 [ 1349.036783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.036857][ T32] r10:00000000 r9:8586c980 r8:80287e08 r7:ec8e1e60 r6:853bde00 r5:8591e000 [ 1349.036902][ T32] r4:00000001 [ 1349.036931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.036969][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1349.037000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.037032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.037062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.037104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.037131][ T32] r4:858e87c0 [ 1349.037409][ T32] INFO: task kworker/0:662:6043 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.037444][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.037617][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.037672][ T32] Call trace: [ 1349.037703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.037758][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 2 printk messages dropped ** [ 1349.037912][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1349.058909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1349.059454][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1349.059734][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.060107][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.060343][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.060665][ T32] r5:85918c00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.061179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.061644][ T32] r5:853c678c r4:853c6400 ** 1 printk messages dropped ** [ 1349.061715][ T32] r7:ddde2d80 r6:83018200 r5:853c678c r4:853bdf80 ** 5 printk messages dropped ** [ 1349.061941][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.062170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.063181][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1349.063361][ T32] r4:82ac21e4 [ 1349.063381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.063424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.063448][ T32] r4:dffaddc0 [ 1349.063467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.063536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.063589][ T32] r4:00000000 [ 1349.063613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.063661][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.063684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.063752][ T32] r5:00001000 r4:dfdc7000 [ 1349.063777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.063818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.063863][ T32] r5:848fc38c r4:848fc000 [ 1349.063909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.063976][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.064010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.064066][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.064097][ T32] r4:8484f680 [ 1349.064133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.064185][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.064211][ T32] r4:00000001 [ 1349.064230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.064303][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.064357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.064474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.064509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.064540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.064563][ T32] r4:848b22c0 [ 1349.064583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.064636][ T32] INFO: task kworker/1:789:6045 blocked for more than 475 seconds. [ 1349.064687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.064725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.064750][ T32] task:kworker/1:789 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.064801][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.064859][ T32] Call trace: [ 1349.064929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.064995][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000013 r6:eca09d8c r5:8591ec00 [ 1349.065023][ T32] r4:8591ec00 [ 1349.065044][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.065095][ T32] r5:8591ec00 r4:8291a680 [ 1349.065116][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.065156][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.065200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1349.065312][ T32] r4:00000000 [ 1349.065341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.065384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.065420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.065501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f3780 [ 1349.065529][ T32] r4:00000000 [ 1349.065578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.065644][ T32] r9:83018205 r8:8591ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1349.065669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.065714][ T32] r5:00001000 r4:ebcc1000 [ 1349.065763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.065808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.065854][ T32] r5:853c6b8c r4:853c6800 [ 1349.065964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.066146][ T32] r4:857abf80 ** 6 printk messages dropped ** [ 1349.066362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.067084][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.067426][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1349.067646][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1349.083681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.084263][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.084586][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.084902][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.085382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 [ 1349.085406][ T32] r4:00000000 [ 1349.085451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.085493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.085555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.085627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f3940 [ 1349.085653][ T32] r4:00000000 [ 1349.085724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.085775][ T32] r9:83018205 r8:858e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1349.085797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.085900][ T32] r5:00001000 r4:ebce7000 [ 1349.085925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.085967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.086027][ T32] r5:853c6f8c r4:853c6c00 [ 1349.086051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.086136][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:853bb080 [ 1349.086172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.086224][ T32] r10:61c88647 r9:858e6c00 r8:853bb0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.086271][ T32] r4:853bb080 [ 1349.086295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.086404][ T32] r10:00000000 r9:853bb080 r8:80287e08 r7:eca09e60 r6:853bb000 r5:858e6c00 [ 1349.086436][ T32] r4:00000001 [ 1349.086459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.086496][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) [ 1349.086524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.086554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.086607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.086642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.086666][ T32] r4:858f3740 [ 1349.087062][ T32] INFO: task kworker/1:790:6048 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.087106][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.087166][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.087214][ T32] Call trace: [ 1349.087331][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.087414][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.087442][ T32] r4:00000000 [ 1349.087462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.087528][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.087565][ T32] dd20: cda51000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.087597][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.087624][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.087676][ T32] r5:800f0013 r4:80239bb0 [ 1349.087701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.087742][ T32] r4:82ac21e4 [ 1349.087763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.087807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 5 printk messages dropped ** [ 1349.106678][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1349.107120][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.107145][ T32] r4:8484f680 [ 1349.107165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.107214][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.107238][ T32] r4:00000001 [ 1349.107283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.107401][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.107462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.107579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.107611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.107643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.107671][ T32] r4:848b22c0 [ 1349.107722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.107781][ T32] INFO: task kworker/1:791:6050 blocked for more than 475 seconds. [ 1349.107821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.107847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.107871][ T32] task:kworker/1:791 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.110711][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.110837][ T32] Call trace: [ 1349.110911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.111000][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:85940000 [ 1349.111029][ T32] r4:85940000 [ 1349.111091][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.111141][ T32] r5:85940000 r4:8291a680 [ 1349.111178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.111224][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.111274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1349.111349][ T32] r4:00000000 [ 1349.111447][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.111488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.111543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.111597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f3b40 [ 1349.111647][ T32] r4:00000000 [ 1349.111746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.111825][ T32] r9:83018205 r8:85940000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1349.111854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.112117][ T32] r5:853c738c r4:853c7000 [ 1349.112144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.112216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.112592][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.113483][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.113939][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1349.114334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1349.115025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.115500][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.115719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.116020][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.116497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 ** 8 printk messages dropped ** [ 1349.116830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1349.116939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.116980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.117052][ T32] r5:853c778c r4:853c7400 [ 1349.117108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.117161][ T32] r7:ddde2d80 r6:83018200 r5:853c778c r4:853bb280 [ 1349.117183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.117231][ T32] r10:61c88647 r9:85808000 r8:853bb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.117255][ T32] r4:853bb280 [ 1349.117314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.117375][ T32] r10:00000000 r9:853bb280 r8:80287e08 r7:eca11e60 r6:8586c800 r5:85808000 [ 1349.117400][ T32] r4:00000001 [ 1349.117420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.117485][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1349.117519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.117550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.117650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.117684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.117709][ T32] r4:858f3b00 [ 1349.136991][ T32] INFO: task kworker/1:792:6052 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.137190][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.137293][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.137385][ T32] Call trace: [ 1349.137489][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.137594][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.137632][ T32] r4:00000000 [ 1349.137707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.137772][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.137847][ T32] dd20: ce1c4000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.137892][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.137923][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.138022][ T32] r5:800f0013 r4:80239bb0 [ 1349.143191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.143280][ T32] r4:82ac21e4 [ 1349.143304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.143351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.143392][ T32] r4:dffaddc0 [ 1349.143418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.143465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.143489][ T32] r4:00000000 [ 1349.143510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.143558][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.143581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.143627][ T32] r5:00001000 r4:dfdc7000 ** 2 printk messages dropped ** [ 1349.143735][ T32] r5:848fc38c r4:848fc000 [ 1349.143756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.143804][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.143845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.143904][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.143930][ T32] r4:8484f680 [ 1349.143950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.143999][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.144022][ T32] r4:00000001 [ 1349.144043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.144087][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.144119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.144155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.144210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.144252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.144277][ T32] r4:848b22c0 [ 1349.144301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.144454][ T32] INFO: task kworker/1:793:6054 blocked for more than 475 seconds. [ 1349.144495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.144521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.144545][ T32] task:kworker/1:793 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.144632][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.144678][ T32] Call trace: [ 1349.144712][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.144767][ T32] r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:8503a400 [ 1349.144842][ T32] r4:8503a400 [ 1349.144868][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.144915][ T32] r5:8503a400 r4:8291a680 [ 1349.144983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.145086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 ** 8 printk messages dropped ** [ 1349.145376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.145628][ T32] r5:853d038c r4:853d0000 [ 1349.145650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.145773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.145826][ T32] r10:61c88647 r9:8503a400 r8:853bb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.145863][ T32] r4:853bb300 [ 1349.145903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.145954][ T32] r10:00000000 r9:853bb300 r8:80287e08 r7:ec9d1e60 r6:8586c900 r5:8503a400 [ 1349.145979][ T32] r4:00000001 [ 1349.145999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.146036][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1349.146083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.146164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.146200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.146257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.146286][ T32] r4:858f3840 [ 1349.146694][ T32] INFO: task kworker/1:793:6054 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.146766][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1349.147102][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1349.147383][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.147595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1349.162020][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1349.162321][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.162704][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.162952][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.163520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 ** 7 printk messages dropped ** [ 1349.163814][ T32] r9:83018205 r8:850a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1349.164145][ T32] r5:853c7f8c r4:853c7c00 [ 1349.164167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.164565][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.164777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.165850][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 6 printk messages dropped ** [ 1349.166389][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.167057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1349.167623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.191263][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.191359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.191404][ T32] r4:848b22c0 [ 1349.191432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.191465][ T32] INFO: task kworker/1:795:6059 blocked for more than 475 seconds. [ 1349.191525][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.191579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.191607][ T32] task:kworker/1:795 state:D stack:0 pid:6059 tgid:6059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.191669][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.191775][ T32] Call trace: [ 1349.191853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.191934][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85948000 [ 1349.192001][ T32] r4:85948000 [ 1349.192027][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.192073][ T32] r5:85948000 r4:8291a680 [ 1349.192106][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.192162][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.192222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1349.192276][ T32] r4:00000000 [ 1349.192300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.192366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.192411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.192479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917fc0 [ 1349.192505][ T32] r4:00000000 [ 1349.192575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.192654][ T32] r9:83018205 r8:85948000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1349.192734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.192809][ T32] r5:00001000 r4:ec7ff000 [ 1349.192835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.192878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.192948][ T32] r5:853d078c r4:853d0400 [ 1349.192998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.193052][ T32] r7:ddde2d80 r6:83018200 r5:853d078c r4:853bb480 [ 1349.193078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.193129][ T32] r10:61c88647 r9:85948000 r8:853bb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.193153][ T32] r4:853bb480 [ 1349.193196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.193246][ T32] r10:00000000 r9:853bb480 r8:80287e08 r7:eca15e60 r6:8586cb00 r5:85948000 [ 1349.193270][ T32] r4:00000001 [ 1349.193301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.193363][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1349.193394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.193441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.193523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.193685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.193712][ T32] r4:858f3fc0 [ 1349.194150][ T32] INFO: task kworker/1:795:6059 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.194189][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.194249][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.194310][ T32] Call trace: [ 1349.194345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.194400][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.194425][ T32] r4:00000000 [ 1349.194445][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.194485][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.194521][ T32] dd20: ce930000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1349.194946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1349.195546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.196116][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1349.196604][ T32] INFO: task kworker/1:796:6061 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.197499][ T32] r5:8594a400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.222087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.222838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.223148][ T32] r7:ddde2d80 r6:83018200 r5:853d0b8c r4:853bb500 ** 4 printk messages dropped ** [ 1349.223454][ T32] r10:00000000 r9:853bb500 r8:80287e08 r7:eca29e60 r6:8586cb80 r5:8594a400 ** 8 printk messages dropped ** [ 1349.224544][ T32] INFO: task kworker/1:796:6061 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 10 printk messages dropped ** [ 1349.225402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1349.225675][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1349.226275][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1349.226779][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.227408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.227446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.227521][ T32] r4:848b22c0 [ 1349.227550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.227762][ T32] INFO: task kworker/1:797:6062 blocked for more than 475 seconds. [ 1349.227852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.227882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.227905][ T32] task:kworker/1:797 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.241333][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.241703][ T32] Call trace: [ 1349.241835][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.241956][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:8594b000 [ 1349.242012][ T32] r4:8594b000 [ 1349.242145][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.242236][ T32] r5:8594b000 r4:8291a680 [ 1349.242263][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.242348][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.242493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1349.242521][ T32] r4:00000000 [ 1349.242544][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.242581][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.242620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.242697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950480 [ 1349.242728][ T32] r4:00000000 [ 1349.242752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.242801][ T32] r9:83018205 r8:8594b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1349.242824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.242868][ T32] r5:00001000 r4:eca5f000 [ 1349.242904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.242981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.243082][ T32] r5:853d178c r4:853d1400 [ 1349.243128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.243228][ T32] r7:ddde2d80 r6:83018200 r5:853d178c r4:853bb580 [ 1349.243291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.243408][ T32] r10:61c88647 r9:8594b000 r8:853bb5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.243462][ T32] r4:853bb580 [ 1349.243509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.243608][ T32] r10:00000000 r9:853bb580 r8:80287e08 r7:eca31e60 r6:8586cc00 r5:8594b000 [ 1349.243672][ T32] r4:00000001 [ 1349.243734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.243821][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1349.243869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.243903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.243932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.243986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.244014][ T32] r4:853b1e40 [ 1349.244484][ T32] INFO: task kworker/1:797:6062 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.244559][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.244732][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.244867][ T32] Call trace: [ 1349.244939][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.245050][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.245116][ T32] r4:00000000 [ 1349.245162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.245239][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.245296][ T32] dd20: ced12000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.245360][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.245422][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.245476][ T32] r5:800f0013 r4:80239bb0 [ 1349.245550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.245649][ T32] r4:82ac21e4 [ 1349.245696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.245787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.245836][ T32] r4:dffaddc0 [ 1349.245899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.245989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.246042][ T32] r4:00000000 [ 1349.246099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.246220][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.246269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.246493][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1349.246864][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.247246][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.247490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.267460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.268562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.268907][ T32] r5:853d0f8c r4:853d0c00 ** 2 printk messages dropped ** [ 1349.269056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1349.269369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1349.270483][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.270799][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.270902][ T32] dd20: cf06b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.270936][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.270965][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.271007][ T32] r5:800f0013 r4:80239bb0 [ 1349.271032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.271085][ T32] r4:82ac21e4 [ 1349.271159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.271208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.271283][ T32] r4:dffaddc0 [ 1349.271313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.271358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.271382][ T32] r4:00000000 [ 1349.271403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.271449][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.271473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.271517][ T32] r5:00001000 r4:dfdc7000 [ 1349.271572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.271668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.271727][ T32] r5:848fc38c r4:848fc000 [ 1349.271748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.271797][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.271846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.271921][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.271949][ T32] r4:8484f680 [ 1349.271970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.272020][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.272083][ T32] r4:00000001 [ 1349.272132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.272189][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.272222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.272287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.272319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.272406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.272434][ T32] r4:848b22c0 [ 1349.272457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.272500][ T32] INFO: task kworker/1:799:6066 blocked for more than 475 seconds. [ 1349.272536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.272563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.272586][ T32] task:kworker/1:799 state:D stack:0 pid:6066 tgid:6066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.272704][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.272793][ T32] Call trace: [ 1349.272861][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.272964][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000013 r6:eca55d8c r5:85948c00 [ 1349.273085][ T32] r4:85948c00 [ 1349.273119][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.273167][ T32] r5:85948c00 r4:8291a680 [ 1349.273238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.273321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.273434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1349.273491][ T32] r4:00000000 [ 1349.273533][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.273610][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.273702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1349.273972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.274294][ T32] r5:853d138c r4:853d1000 ** 1 printk messages dropped ** [ 1349.274381][ T32] r7:ddde2d80 r6:83018200 r5:853d138c r4:853bb780 ** 4 printk messages dropped ** [ 1349.274692][ T32] r10:00000000 r9:853bb780 r8:80287e08 r7:eca35e60 r6:8586cd00 r5:85948c00 ** 6 printk messages dropped ** [ 1349.275022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.276545][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.276859][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.277427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 8 printk messages dropped ** [ 1349.308725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.309146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.309727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.310080][ T32] r5:8594bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.310336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.310802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.310947][ T32] r7:ddde2d80 r6:83018200 r5:853d238c r4:853bb700 ** 4 printk messages dropped ** [ 1349.311139][ T32] r10:00000000 r9:853bb700 r8:80287e08 r7:eca35e60 r6:8586cd80 r5:8594bc00 ** 9 printk messages dropped ** [ 1349.311942][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.312539][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.312565][ T32] r5:800f0013 r4:80239bb0 [ 1349.312660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.312705][ T32] r4:82ac21e4 [ 1349.312752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.312850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.312953][ T32] r4:dffaddc0 [ 1349.313012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.313065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.313122][ T32] r4:00000000 [ 1349.313148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.313197][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.313256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.313305][ T32] r5:00001000 r4:dfdc7000 [ 1349.313329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.313371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.313428][ T32] r5:848fc38c r4:848fc000 [ 1349.313452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.313553][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.313593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.313682][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.313734][ T32] r4:8484f680 [ 1349.313783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.313843][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.313896][ T32] r4:00000001 [ 1349.313920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.313961][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.314000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.314047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.314086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.314231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.314320][ T32] r4:848b22c0 [ 1349.314345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.314373][ T32] INFO: task kworker/0:663:6069 blocked for more than 475 seconds. [ 1349.314453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.314559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.314584][ T32] task:kworker/0:663 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.314634][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.314677][ T32] Call trace: [ 1349.314750][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.314943][ T32] r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:8594d400 [ 1349.315030][ T32] r4:8594d400 [ 1349.315083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.315140][ T32] r5:8594d400 r4:8291a680 [ 1349.315303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.315482][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.315533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 [ 1349.315557][ T32] r4:00000000 [ 1349.315680][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.315784][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.315976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.316024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85952f00 [ 1349.316049][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.316533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.316662][ T32] r5:857d178c r4:857d1400 [ 1349.316683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.316890][ T32] r10:00000000 r9:8586ce00 r8:80287e08 r7:ec8e1e60 r6:8586ce80 r5:8594d400 ** 5 printk messages dropped ** [ 1349.317156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.317662][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.344677][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1349.345082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.345134][ T32] r4:dffaddc0 [ 1349.345159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.345208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.345278][ T32] r4:00000000 [ 1349.345346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.345466][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.345523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.345629][ T32] r5:00001000 r4:dfdc7000 [ 1349.345673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.345749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.345842][ T32] r5:848fc38c r4:848fc000 [ 1349.345895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.345991][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.346054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.346193][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.346258][ T32] r4:8484f680 [ 1349.346330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.346384][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.346408][ T32] r4:00000001 [ 1349.346429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.346493][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.346607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.346717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.346825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.346859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.346884][ T32] r4:848b22c0 [ 1349.347079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.347125][ T32] INFO: task kworker/1:801:6071 blocked for more than 475 seconds. [ 1349.347198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.347318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.347351][ T32] task:kworker/1:801 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.347523][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.347582][ T32] Call trace: [ 1349.347645][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.347697][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:85941800 [ 1349.347722][ T32] r4:85941800 [ 1349.347743][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.347788][ T32] r5:85941800 r4:8291a680 [ 1349.347809][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.347982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.357479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1349.357532][ T32] r4:00000000 [ 1349.357559][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.357612][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.357704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.357755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950580 [ 1349.357804][ T32] r4:00000000 [ 1349.357878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.358364][ T32] r9:83018205 r8:85941800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1349.358400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.358459][ T32] r5:00001000 r4:eca65000 [ 1349.358500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.358548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.358593][ T32] r5:853d1b8c r4:853d1800 [ 1349.358615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.358683][ T32] r7:ddde2d80 r6:83018200 r5:853d1b8c r4:853bb880 [ 1349.358710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.358836][ T32] r10:61c88647 r9:85941800 r8:853bb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.358946][ T32] r4:853bb880 [ 1349.358971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.359022][ T32] r10:00000000 r9:853bb880 r8:80287e08 r7:eca5de60 r6:853bb800 r5:85941800 [ 1349.359051][ T32] r4:00000001 [ 1349.359106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.359150][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1349.359195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.359230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.359258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.359290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.359313][ T32] r4:85950380 [ 1349.359734][ T32] INFO: task kworker/1:801:6071 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.359781][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.359861][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.359937][ T32] Call trace: [ 1349.359982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1349.360186][ T32] dd20: cfa44000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1349.360838][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1349.361068][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1349.361484][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.362151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.362875][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.363292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.363948][ T32] r5:00001000 r4:eca77000 ** 2 printk messages dropped ** [ 1349.364137][ T32] r5:853d1f8c r4:853d1c00 [ 1349.364162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.364335][ T32] r4:853bb900 ** 7 printk messages dropped ** [ 1349.364609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.365163][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.365422][ T32] dd20: cfa44000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1349.365912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.366190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.366595][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.367005][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.367274][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.367791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.402384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950b00 [ 1349.402435][ T32] r4:00000000 [ 1349.402511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.402569][ T32] r9:83018205 r8:85943000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.402593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.402642][ T32] r5:00001000 r4:eca8b000 [ 1349.402691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.402791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.402890][ T32] r5:853d278c r4:853d2400 [ 1349.402940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.403045][ T32] r7:ddde2d80 r6:83018200 r5:853d278c r4:853bba00 [ 1349.403104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.403198][ T32] r10:61c88647 r9:85943000 r8:853bba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.403250][ T32] r4:853bba00 [ 1349.403311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.403434][ T32] r10:00000000 r9:853bba00 r8:80287e08 r7:eca5de60 r6:853bb680 r5:85943000 [ 1349.403492][ T32] r4:00000001 [ 1349.403540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.403624][ T32] Exception stack(0xeca81fb0 to 0xeca81ff8) [ 1349.403687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.403749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.403810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.403876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.403909][ T32] r4:859506c0 [ 1349.404395][ T32] INFO: task kworker/1:803:6075 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.404476][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.404648][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.404710][ T32] Call trace: [ 1349.404774][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.404832][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.404858][ T32] r4:00000000 [ 1349.404915][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.405047][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.405130][ T32] dd20: d0150000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.405194][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.405269][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.405327][ T32] r5:800f0013 r4:80239bb0 [ 1349.405389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.405478][ T32] r4:82ac21e4 [ 1349.405523][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.405634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.405738][ T32] r4:dffaddc0 [ 1349.405800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.405891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.405936][ T32] r4:00000000 [ 1349.405978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.406120][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.406184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.406284][ T32] r5:00001000 r4:dfdc7000 [ 1349.406362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.406454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.406563][ T32] r5:848fc38c r4:848fc000 [ 1349.406630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.406730][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.406780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.406871][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.406938][ T32] r4:8484f680 [ 1349.406986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.407091][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.407143][ T32] r4:00000001 [ 1349.407183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1349.407475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.418902][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.419303][ T32] r5:85943c00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.419636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.420046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.420337][ T32] r5:853d2b8c r4:853d2800 ** 3 printk messages dropped ** [ 1349.420589][ T32] r10:61c88647 r9:85943c00 r8:853bbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.421326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.422698][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 7 printk messages dropped ** [ 1349.423230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1349.423852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.424650][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1349.425123][ T32] INFO: task kworker/1:805:6080 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.425957][ T32] r4:85944800 ** 2 printk messages dropped ** [ 1349.426286][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.426431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.426526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1349.426575][ T32] r4:00000000 [ 1349.426615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.426708][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.426795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.426879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85962040 [ 1349.426916][ T32] r4:00000000 [ 1349.426938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.426986][ T32] r9:83018205 r8:85944800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.427086][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.427189][ T32] r5:00001000 r4:ecaa5000 [ 1349.427253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.427337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.427442][ T32] r5:853d338c r4:853d3000 [ 1349.427551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.427613][ T32] r7:ddde2d80 r6:83018200 r5:853d338c r4:853bbb00 [ 1349.427664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.427829][ T32] r10:61c88647 r9:85944800 r8:853bbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.427894][ T32] r4:853bbb00 [ 1349.459189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.459462][ T32] r10:00000000 r9:853bbb00 r8:80287e08 r7:eca89e60 r6:853bbd00 r5:85944800 [ 1349.459522][ T32] r4:00000001 [ 1349.459600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.459695][ T32] Exception stack(0xeca95fb0 to 0xeca95ff8) [ 1349.459779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.459861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.459924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.460059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.460125][ T32] r4:85950a80 [ 1349.460865][ T32] INFO: task kworker/1:805:6080 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.460953][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.461128][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.461238][ T32] Call trace: [ 1349.461311][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.461422][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.461488][ T32] r4:00000000 [ 1349.461544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.461632][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.461712][ T32] dd20: d05df000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.461785][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.461861][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.461921][ T32] r5:800f0013 r4:80239bb0 [ 1349.461972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.462068][ T32] r4:82ac21e4 [ 1349.462159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.462250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.462327][ T32] r4:dffaddc0 [ 1349.462391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.462483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.462551][ T32] r4:00000000 [ 1349.462635][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.462739][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.462809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.462920][ T32] r5:00001000 r4:dfdc7000 [ 1349.462970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.463058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.463155][ T32] r5:848fc38c r4:848fc000 [ 1349.463204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.463301][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.463352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.463449][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.463498][ T32] r4:8484f680 [ 1349.463567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.463694][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.463755][ T32] r4:00000001 [ 1349.463826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.463911][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.463976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.464042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.464140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.464214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.464282][ T32] r4:848b22c0 [ 1349.464339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.464405][ T32] INFO: task kworker/1:806:6082 blocked for more than 475 seconds. [ 1349.464476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.464532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.464608][ T32] task:kworker/1:806 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.464732][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.464849][ T32] Call trace: [ 1349.464940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.465057][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:85946000 [ 1349.465149][ T32] r4:85946000 [ 1349.465204][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.465298][ T32] r5:85946000 r4:8291a680 [ 1349.465347][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.465451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.465569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1349.465627][ T32] r4:00000000 [ 1349.465690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.465777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.465871][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.465970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950cc0 [ 1349.466041][ T32] r4:00000000 [ 1349.466139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.466245][ T32] r9:83018205 r8:85946000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1349.466314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.466415][ T32] r5:00001000 r4:eca9f000 [ 1349.466480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.466572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.466691][ T32] r5:853d2f8c r4:853d2c00 [ 1349.466750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.466851][ T32] r7:ddde2d80 r6:83018200 r5:853d2f8c r4:853bbb80 [ 1349.466918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.467024][ T32] r10:61c88647 r9:85946000 r8:853bbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.467077][ T32] r4:853bbb80 [ 1349.467130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.467231][ T32] r10:00000000 r9:853bbb80 r8:80287e08 r7:eca95e60 r6:853bbe00 r5:85946000 [ 1349.467314][ T32] r4:00000001 [ 1349.467384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.467485][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1349.467552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.467618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.467687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.467753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.467808][ T32] r4:85950c80 [ 1349.498942][ T32] INFO: task kworker/1:806:6082 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.499200][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.499413][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.499572][ T32] Call trace: [ 1349.499652][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.499772][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.499828][ T32] r4:00000000 [ 1349.499894][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.499988][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.500058][ T32] dd20: d0841000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.500132][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.500194][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.500251][ T32] r5:800f0013 r4:80239bb0 [ 1349.500316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.500415][ T32] r4:82ac21e4 [ 1349.500467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.500560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 5 printk messages dropped ** [ 1349.500975][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1349.502075][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 7 printk messages dropped ** [ 1349.502603][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.503064][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.503692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.504388][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.504819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.505055][ T32] r7:ddde2d80 r6:83018200 r5:853d3f8c r4:853bbc80 ** 6 printk messages dropped ** [ 1349.505669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.505761][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) [ 1349.505824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.505889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.505950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.506013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.506065][ T32] r4:85950c80 [ 1349.506807][ T32] INFO: task kworker/1:807:6083 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.506898][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.507040][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.507200][ T32] Call trace: [ 1349.507313][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.507442][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.507499][ T32] r4:00000000 [ 1349.507613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.507705][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.507785][ T32] dd20: d0841000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.507875][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.539134][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.539246][ T32] r5:800f0013 r4:80239bb0 [ 1349.539290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.539361][ T32] r4:82ac21e4 [ 1349.539384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.539431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.539483][ T32] r4:dffaddc0 [ 1349.539509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.539605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.539657][ T32] r4:00000000 [ 1349.539682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.539732][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.539755][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.539801][ T32] r5:00001000 r4:dfdc7000 [ 1349.539824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.539895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.539951][ T32] r5:848fc38c r4:848fc000 [ 1349.539990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.540068][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.540123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.540178][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.540305][ T32] r4:8484f680 [ 1349.540340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.540404][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.540430][ T32] r4:00000001 [ 1349.540479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.540524][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.540553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.540585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.540617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.540649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.540696][ T32] r4:848b22c0 [ 1349.540749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.540794][ T32] INFO: task kworker/1:808:6085 blocked for more than 476 seconds. [ 1349.540844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1349.541077][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.541533][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.541944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.542095][ T32] r5:853d378c r4:853d3400 ** 1 printk messages dropped ** [ 1349.542251][ T32] r7:ddde2d80 r6:83018200 r5:853d378c r4:853bbe80 ** 5 printk messages dropped ** [ 1349.542496][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.542701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.543422][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.543571][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.543902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1349.544259][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1349.544603][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.544628][ T32] r4:00000001 [ 1349.544675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.544722][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.544755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.544799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.544830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.544861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.544896][ T32] r4:848b22c0 [ 1349.544919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.544959][ T32] INFO: task kworker/1:809:6087 blocked for more than 476 seconds. [ 1349.545005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.545033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.545055][ T32] task:kworker/1:809 state:D stack:0 pid:6087 tgid:6087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.545119][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.545170][ T32] Call trace: [ 1349.545200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.545249][ T32] r10:8291a684 r9:ecac1d84 r8:00000002 r7:60000013 r6:ecac1d8c r5:85940c00 [ 1349.545273][ T32] r4:85940c00 [ 1349.545294][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.545338][ T32] r5:85940c00 r4:8291a680 [ 1349.545359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.545403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.545447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1349.545470][ T32] r4:00000000 [ 1349.545490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.545526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.545581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.545633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85962340 [ 1349.545658][ T32] r4:00000000 [ 1349.545679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.545724][ T32] r9:83018205 r8:85940c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1349.545766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.545839][ T32] r5:00001000 r4:ecab9000 [ 1349.545863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.545916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.545974][ T32] r5:853d3b8c r4:853d3800 [ 1349.546033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.546095][ T32] r7:ddde2d80 r6:83018200 r5:853d3b8c r4:853bbf00 [ 1349.546184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.546251][ T32] r10:61c88647 r9:85940c00 r8:853bbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.546278][ T32] r4:853bbf00 [ 1349.546297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.546369][ T32] r10:00000000 r9:853bbf00 r8:80287e08 r7:ecaa9e60 r6:853bb180 r5:85940c00 [ 1349.546395][ T32] r4:00000001 [ 1349.546415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.546452][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1349.546486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.546533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.546565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.546596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.546620][ T32] r4:859624c0 [ 1349.546877][ T32] INFO: task kworker/1:809:6087 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.546924][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.546984][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.547063][ T32] Call trace: [ 1349.547174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.547232][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1349.547460][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1349.547650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1349.547765][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.547912][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1349.568658][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1349.568885][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 4 printk messages dropped ** [ 1349.569162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.569364][ T32] INFO: task kworker/1:810:6090 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.569890][ T32] r4:8591c800 ** 2 printk messages dropped ** [ 1349.570044][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.570408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1349.570828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.570913][ T32] r5:853d878c r4:853d8400 [ 1349.570933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.571106][ T32] r4:858eef80 [ 1349.571127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.571200][ T32] r10:00000000 r9:858eef80 r8:80287e08 r7:ecaa9e60 r6:858eef00 r5:8591c800 [ 1349.571282][ T32] r4:00000001 [ 1349.571356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.571397][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1349.571425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.571456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.571509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.571543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.571572][ T32] r4:859624c0 [ 1349.572035][ T32] INFO: task kworker/1:810:6090 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.572097][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.572168][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.572214][ T32] Call trace: [ 1349.572284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.572341][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.572365][ T32] r4:00000000 [ 1349.572385][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.572426][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.572455][ T32] dd20: d0d3c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.572484][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.572510][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.572549][ T32] r5:800f0013 r4:80239bb0 [ 1349.572574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.572621][ T32] r4:82ac21e4 [ 1349.572644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.572688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.572712][ T32] r4:dffaddc0 [ 1349.572731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.572802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.572829][ T32] r4:00000000 [ 1349.572851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.572907][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.572938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.572986][ T32] r5:00001000 r4:dfdc7000 [ 1349.573009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.573051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.573102][ T32] r5:848fc38c r4:848fc000 [ 1349.573123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.573170][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.573192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.573241][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.573265][ T32] r4:8484f680 [ 1349.573286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.573335][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.573358][ T32] r4:00000001 [ 1349.573378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.573414][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.573442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.573472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.573499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.573561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.573589][ T32] r4:848b22c0 [ 1349.573651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.573798][ T32] INFO: task kworker/1:811:6091 blocked for more than 476 seconds. [ 1349.573836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.573867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.573906][ T32] task:kworker/1:811 state:D stack:0 pid:6091 tgid:6091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.573967][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.574070][ T32] Call trace: [ 1349.574144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.574273][ T32] r10:8291a684 r9:ecad5d84 r8:00000002 r7:60000113 r6:ecad5d8c r5:85990000 [ 1349.574301][ T32] r4:85990000 [ 1349.574398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.574447][ T32] r5:85990000 r4:8291a680 [ 1349.574485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.574530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.574595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 [ 1349.574622][ T32] r4:00000000 [ 1349.574691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.574807][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.574895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.574944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859629c0 [ 1349.574969][ T32] r4:00000000 [ 1349.574991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.575038][ T32] r9:83018205 r8:85990000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1349.575060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.575110][ T32] r5:00001000 r4:dfacd000 [ 1349.575156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.575299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.575376][ T32] r5:853d838c r4:853d8000 [ 1349.575401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.575451][ T32] r7:ddde2d80 r6:83018200 r5:853d838c r4:853bb200 [ 1349.575498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.575550][ T32] r10:61c88647 r9:85990000 r8:853bb22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.575599][ T32] r4:853bb200 [ 1349.575621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.575674][ T32] r10:00000000 r9:853bb200 r8:80287e08 r7:ecacde60 r6:853bbf80 r5:85990000 [ 1349.575748][ T32] r4:00000001 [ 1349.575820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.575885][ T32] Exception stack(0xecad5fb0 to 0xecad5ff8) [ 1349.575917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.576003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.576036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.576098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.576226][ T32] r4:859624c0 [ 1349.576469][ T32] INFO: task kworker/1:811:6091 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 7 printk messages dropped ** [ 1349.577052][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1349.577300][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1349.577749][ T32] r5:848fc38c r4:848fc000 ** 6 printk messages dropped ** [ 1349.608717][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1349.609061][ T32] INFO: task kworker/0:664:6093 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.609533][ T32] r5:8594e000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.609993][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.610323][ T32] r5:00001000 r4:ec8b1000 ** 2 printk messages dropped ** [ 1349.610592][ T32] r5:857d1f8c r4:857d1c00 ** 2 printk messages dropped ** [ 1349.610711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.611053][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.611720][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.611974][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1349.612219][ T32] r4:82ac21e4 [ 1349.612271][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.612325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.612352][ T32] r4:dffaddc0 [ 1349.612388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.612493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.612521][ T32] r4:00000000 [ 1349.612542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.612592][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.612651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.612734][ T32] r5:00001000 r4:dfdc7000 [ 1349.612760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.612838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.612892][ T32] r5:848fc38c r4:848fc000 [ 1349.612915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.612979][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.613006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.613085][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.613147][ T32] r4:8484f680 [ 1349.613170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.613249][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.613275][ T32] r4:00000001 [ 1349.613326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.613366][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.613456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.613490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.613518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.613572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.613600][ T32] r4:848b22c0 [ 1349.613620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.613645][ T32] INFO: task kworker/1:812:6095 blocked for more than 476 seconds. [ 1349.613704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.613732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.613753][ T32] task:kworker/1:812 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.613852][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.613928][ T32] Call trace: [ 1349.614026][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.614101][ T32] r10:8291a684 r9:ec831d84 r8:00000002 r7:60000113 r6:ec831d8c r5:8594c800 [ 1349.614160][ T32] r4:8594c800 [ 1349.614185][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.614230][ T32] r5:8594c800 r4:8291a680 [ 1349.614250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.614289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.614333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 [ 1349.614357][ T32] r4:00000000 [ 1349.614377][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.614414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.614450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.614496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85962bc0 [ 1349.614520][ T32] r4:00000000 [ 1349.614540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.614586][ T32] r9:83018205 r8:8594c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.614608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.614679][ T32] r5:00001000 r4:eb14d000 [ 1349.614732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.614775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.614836][ T32] r5:853d8b8c r4:853d8800 [ 1349.614888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.614939][ T32] r7:ddde2d80 r6:83018200 r5:853d8b8c r4:85963000 [ 1349.614960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.615009][ T32] r10:61c88647 r9:8594c800 r8:8596302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.615060][ T32] r4:85963000 [ 1349.615112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.615204][ T32] r10:00000000 r9:85963000 r8:80287e08 r7:ecacde60 r6:85968100 r5:8594c800 [ 1349.615231][ T32] r4:00000001 [ 1349.615314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1349.615414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.615935][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.616227][ T32] dd20: d1411000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1349.616656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 11 printk messages dropped ** [ 1349.617368][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.617803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.638973][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.639289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.640136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.640362][ T32] r7:ddde2d80 r6:83018200 r5:853d8f8c r4:85963100 ** 5 printk messages dropped ** [ 1349.641012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.641476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.642511][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.643155][ T32] dd20: d1510000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1349.643675][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1349.644116][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1349.644445][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 7 printk messages dropped ** [ 1349.645308][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.645340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.645373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.645402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.645432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.645610][ T32] r4:848b22c0 [ 1349.645635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.645734][ T32] INFO: task kworker/1:814:6100 blocked for more than 476 seconds. [ 1349.645776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.645801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.645823][ T32] task:kworker/1:814 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.645868][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.646014][ T32] Call trace: [ 1349.646156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.646213][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000013 r6:ec8c1d8c r5:84b88000 [ 1349.646237][ T32] r4:84b88000 [ 1349.646544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.646593][ T32] r5:84b88000 r4:8291a680 [ 1349.646661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.646904][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.646951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1349.646975][ T32] r4:00000000 [ 1349.646995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.647031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.647235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.647283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950f80 [ 1349.647569][ T32] r4:00000000 [ 1349.647593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.647641][ T32] r9:83018205 r8:84b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1349.647665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.647709][ T32] r5:00001000 r4:eb6ab000 [ 1349.648014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.672014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.672119][ T32] r5:853d978c r4:853d9400 [ 1349.672144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.672195][ T32] r7:ddde2d80 r6:83018200 r5:853d978c r4:85963080 [ 1349.672217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.672267][ T32] r10:61c88647 r9:84b88000 r8:859630ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.672292][ T32] r4:85963080 [ 1349.672402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.672457][ T32] r10:00000000 r9:85963080 r8:80287e08 r7:ec8ade60 r6:85968200 r5:84b88000 [ 1349.672481][ T32] r4:00000001 [ 1349.672593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.672783][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1349.672873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.672907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.672972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.673007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.673053][ T32] r4:85962c40 [ 1349.673465][ T32] INFO: task kworker/1:814:6100 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.673503][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.673593][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.673643][ T32] Call trace: [ 1349.673714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.673775][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.673799][ T32] r4:00000000 [ 1349.673820][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.673986][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.674330][ T32] dd20: d1ad1000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.674428][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.674460][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.674486][ T32] r5:800f0013 r4:80239bb0 [ 1349.674508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.674553][ T32] r4:82ac21e4 [ 1349.674574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.674649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.674709][ T32] r4:dffaddc0 [ 1349.674732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.674941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.675000][ T32] r4:00000000 [ 1349.675039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.675096][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.675184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.675256][ T32] r5:00001000 r4:dfdc7000 [ 1349.675281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.675324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.675372][ T32] r5:848fc38c r4:848fc000 [ 1349.675394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.675443][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.675464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.675532][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.675558][ T32] r4:8484f680 [ 1349.675611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.675663][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.675687][ T32] r4:00000001 [ 1349.675707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.675744][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.675770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.675800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.675827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.675899][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.676397][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.676887][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.677362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.677515][ T32] r5:853d938c r4:853d9000 ** 3 printk messages dropped ** [ 1349.677655][ T32] r10:61c88647 r9:84b88c00 r8:8596322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.698518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.698574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.698604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.698641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.698666][ T32] r4:85962ec0 [ 1349.699064][ T32] INFO: task kworker/1:815:6101 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.699108][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.699242][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.699332][ T32] Call trace: [ 1349.699417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.699491][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.699520][ T32] r4:00000000 [ 1349.699541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.699597][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.699645][ T32] dd20: d1dc3000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.699695][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.699737][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.699766][ T32] r5:800f0013 r4:80239bb0 [ 1349.699789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.699845][ T32] r4:82ac21e4 [ 1349.699869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.699926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.699964][ T32] r4:dffaddc0 [ 1349.699988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.700033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.700094][ T32] r4:00000000 [ 1349.700120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.700172][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.700207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.700267][ T32] r5:00001000 r4:dfdc7000 [ 1349.700291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.700333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.700376][ T32] r5:848fc38c r4:848fc000 [ 1349.700398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.700447][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.700471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.700521][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.700546][ T32] r4:8484f680 [ 1349.700567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.700616][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.700666][ T32] r4:00000001 [ 1349.700738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.700778][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.700805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.700834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.700862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.700892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.700915][ T32] r4:848b22c0 [ 1349.700936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.700965][ T32] INFO: task kworker/1:816:6104 blocked for more than 476 seconds. [ 1349.701000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.701025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.701046][ T32] task:kworker/1:816 state:D stack:0 pid:6104 tgid:6104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.701098][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.701141][ T32] Call trace: [ 1349.701171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.701272][ T32] r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:84b89800 [ 1349.701300][ T32] r4:84b89800 [ 1349.701321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.701365][ T32] r5:84b89800 r4:8291a680 [ 1349.701386][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.701427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.701494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [ 1349.701521][ T32] r4:00000000 [ 1349.701541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1349.701854][ T32] r9:83018205 r8:84b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1349.702030][ T32] r5:853d9f8c r4:853d9c00 [ 1349.702050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.702550][ T32] r4:85963300 ** 5 printk messages dropped ** [ 1349.702873][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.703436][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.703918][ T32] dd20: d1dc3000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1349.704455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1349.705095][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1349.705367][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.705779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.706323][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.706686][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.707003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960040 ** 7 printk messages dropped ** [ 1349.707332][ T32] r5:853d9b8c r4:853d9800 [ 1349.707353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.707593][ T32] r4:85963380 ** 5 printk messages dropped ** [ 1349.707814][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.707881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.707912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.740914][ T32] r4:85960100 [ 1349.741391][ T32] INFO: task kworker/1:817:6106 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.741442][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.741548][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.741637][ T32] Call trace: [ 1349.741716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.741788][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.741936][ T32] r4:00000000 [ 1349.741962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.742034][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.742081][ T32] dd20: d239f000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.742135][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.742163][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.742190][ T32] r5:800f0013 r4:80239bb0 [ 1349.742212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.742286][ T32] r4:82ac21e4 [ 1349.742318][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.742390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.742418][ T32] r4:dffaddc0 [ 1349.742464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.742566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.742593][ T32] r4:00000000 [ 1349.742615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.742666][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.742715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.742764][ T32] r5:00001000 r4:dfdc7000 [ 1349.742786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.742827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.742872][ T32] r5:848fc38c r4:848fc000 [ 1349.742893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.742968][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.742995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.743072][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.743104][ T32] r4:8484f680 [ 1349.743162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.743215][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.743240][ T32] r4:00000001 [ 1349.743260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.743325][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.743370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.743403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.743436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.743467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.743491][ T32] r4:848b22c0 [ 1349.743585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.743618][ T32] INFO: task kworker/1:818:6109 blocked for more than 476 seconds. [ 1349.743653][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.743679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.743701][ T32] task:kworker/1:818 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.743801][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.743844][ T32] Call trace: [ 1349.743894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.743945][ T32] r10:8291a684 r9:ec8a9d84 r8:00000002 r7:60000013 r6:ec8a9d8c r5:84b8b000 [ 1349.744020][ T32] r4:84b8b000 ** 3 printk messages dropped ** [ 1349.744215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.744511][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.744791][ T32] r5:853da38c r4:853da000 [ 1349.744811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.744859][ T32] r7:ddde2d80 r6:83018200 r5:853da38c r4:85963400 ** 1 printk messages dropped ** [ 1349.744938][ T32] r10:61c88647 r9:84b8b000 r8:8596342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.745336][ T32] r4:85960080 ** 2 printk messages dropped ** [ 1349.745734][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.746125][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 4 printk messages dropped ** [ 1349.746278][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 4 printk messages dropped ** [ 1349.746504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1349.746779][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.746958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.747263][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1349.747535][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1349.747758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.767314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1349.767657][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:84b8bc00 ** 5 printk messages dropped ** [ 1349.767973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 ** 3 printk messages dropped ** [ 1349.768714][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.768977][ T32] r5:00001000 r4:ebe3d000 ** 2 printk messages dropped ** [ 1349.769128][ T32] r5:853dab8c r4:853da800 [ 1349.769149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.769199][ T32] r7:ddde2d80 r6:83018200 r5:853dab8c r4:85963480 [ 1349.769220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.769282][ T32] r10:61c88647 r9:84b8bc00 r8:859634ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.769309][ T32] r4:85963480 [ 1349.769355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.769409][ T32] r10:00000000 r9:85963480 r8:80287e08 r7:ec8a9e60 r6:85968580 r5:84b8bc00 [ 1349.769433][ T32] r4:00000001 [ 1349.769491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.769565][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 1349.769625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.769658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.769688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.769719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.769741][ T32] r4:859602c0 [ 1349.770153][ T32] INFO: task kworker/1:819:6111 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.770191][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.770287][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.770435][ T32] Call trace: [ 1349.770467][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.770522][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.770548][ T32] r4:00000000 [ 1349.770604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.770651][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.770686][ T32] dd20: d2749000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.770744][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.770773][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.770835][ T32] r5:800f0013 r4:80239bb0 [ 1349.770859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.770903][ T32] r4:82ac21e4 [ 1349.770951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.771000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.771046][ T32] r4:dffaddc0 [ 1349.771070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.771152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.771191][ T32] r4:00000000 [ 1349.771214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.771261][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.771297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.771370][ T32] r5:00001000 r4:dfdc7000 [ 1349.771394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.771461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.771533][ T32] r5:848fc38c r4:848fc000 [ 1349.771558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.771678][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.771705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.771755][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.771779][ T32] r4:8484f680 [ 1349.771815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.771868][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.771908][ T32] r4:00000001 [ 1349.771928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.771965][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.771995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.772120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.772202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.772236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.772287][ T32] r4:848b22c0 [ 1349.772312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.772340][ T32] INFO: task kworker/1:820:6113 blocked for more than 476 seconds. [ 1349.772411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.772571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.772596][ T32] task:kworker/1:820 state:D stack:0 pid:6113 tgid:6113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.772692][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.772864][ T32] Call trace: [ 1349.773000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.773055][ T32] r10:8291a684 r9:ecae9d84 r8:00000002 r7:60000113 r6:ecae9d8c r5:84b8c800 [ 1349.773082][ T32] r4:84b8c800 [ 1349.773111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.773182][ T32] r5:84b8c800 r4:8291a680 [ 1349.773207][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.773248][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.773291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1349.773315][ T32] r4:00000000 [ 1349.773358][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.773415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.773457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.773513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960480 [ 1349.773554][ T32] r4:00000000 [ 1349.773578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.773638][ T32] r9:83018205 r8:84b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1349.773688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.773736][ T32] r5:00001000 r4:ebdd5000 [ 1349.773758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.773799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.773855][ T32] r5:853da78c r4:853da400 [ 1349.773891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.773943][ T32] r7:ddde2d80 r6:83018200 r5:853da78c r4:85963280 [ 1349.773967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.774016][ T32] r10:61c88647 r9:84b8c800 r8:859632ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.774039][ T32] r4:85963280 [ 1349.774059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.774147][ T32] r10:00000000 r9:85963280 r8:80287e08 r7:ecae5e60 r6:85968480 r5:84b8c800 [ 1349.774187][ T32] r4:00000001 [ 1349.774222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.774262][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1349.774348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.774382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.775050][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.776064][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.776316][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.776557][ T32] r5:00001000 r4:dfdc7000 ** 6 printk messages dropped ** [ 1349.776873][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.777024][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.777051][ T32] r4:00000001 [ 1349.777071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.777338][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.777384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.777442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.777473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.777643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.777722][ T32] r4:848b22c0 [ 1349.777747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.777830][ T32] INFO: task kworker/1:821:6115 blocked for more than 476 seconds. [ 1349.777953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.811195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.811281][ T32] task:kworker/1:821 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.811396][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.811474][ T32] Call trace: [ 1349.811514][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.811628][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:84b8e000 [ 1349.811658][ T32] r4:84b8e000 [ 1349.811681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.811752][ T32] r5:84b8e000 r4:8291a680 [ 1349.811802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.811846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.811908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1349.811934][ T32] r4:00000000 [ 1349.811955][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.811992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.812037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.812114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960980 [ 1349.812143][ T32] r4:00000000 [ 1349.812164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.812213][ T32] r9:83018205 r8:84b8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1349.812237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.812287][ T32] r5:00001000 r4:ec697000 [ 1349.812311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.812352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.812397][ T32] r5:853db78c r4:853db400 [ 1349.812418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.812469][ T32] r7:ddde2d80 r6:83018200 r5:853db78c r4:85963500 [ 1349.812504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.812558][ T32] r10:61c88647 r9:84b8e000 r8:8596352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.812606][ T32] r4:85963500 [ 1349.812631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.812680][ T32] r10:00000000 r9:85963500 r8:80287e08 r7:ecae5e60 r6:85968500 r5:84b8e000 [ 1349.812704][ T32] r4:00000001 [ 1349.812735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.812779][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1349.812809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.812845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.812876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.812908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.812930][ T32] r4:85960600 [ 1349.813361][ T32] INFO: task kworker/1:821:6115 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.813399][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.813484][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.813535][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.813804][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.814058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1349.814402][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1349.814692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.815250][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.815485][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.815720][ T32] INFO: task kworker/1:822:6119 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.816223][ T32] r4:85818c00 ** 4 printk messages dropped ** [ 1349.816519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 ** 5 printk messages dropped ** [ 1349.816839][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.817156][ T32] r5:853daf8c r4:853dac00 [ 1349.817178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.817334][ T32] r10:61c88647 r9:85818c00 r8:8596362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.817716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.831429][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.831828][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1349.832067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 10 printk messages dropped ** [ 1349.832566][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1349.832795][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1349.832981][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1349.833128][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.833306][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.833611][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.833727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 [ 1349.833782][ T32] r4:00000000 [ 1349.833807][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.833863][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.833903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.833946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960840 [ 1349.833969][ T32] r4:00000000 [ 1349.834006][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.834056][ T32] r9:83018205 r8:85819800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1349.834079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.834147][ T32] r5:00001000 r4:ec687000 [ 1349.834169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.834303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.834351][ T32] r5:853db38c r4:853db000 [ 1349.834373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.834420][ T32] r7:ddde2d80 r6:83018200 r5:853db38c r4:85963180 [ 1349.834440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.834499][ T32] r10:61c88647 r9:85819800 r8:859631ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.834526][ T32] r4:85963180 [ 1349.834609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.834689][ T32] r10:00000000 r9:85963180 r8:80287e08 r7:ecaf1e60 r6:85968680 r5:85819800 [ 1349.834715][ T32] r4:00000001 [ 1349.834739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.834777][ T32] Exception stack(0xecb05fb0 to 0xecb05ff8) [ 1349.834848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.834882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.834911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.834941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.834964][ T32] r4:859608c0 [ 1349.835305][ T32] INFO: task kworker/1:823:6120 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.835338][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.835413][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.835525][ T32] Call trace: [ 1349.835559][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.835614][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.835639][ T32] r4:00000000 [ 1349.835687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.835733][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.835798][ T32] dd20: d2e9b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.835831][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.835859][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.835884][ T32] r5:800f0013 r4:80239bb0 [ 1349.835935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.835979][ T32] r4:82ac21e4 [ 1349.835999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.836071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.836115][ T32] r4:dffaddc0 [ 1349.836138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.836183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.836240][ T32] r4:00000000 [ 1349.836264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.836326][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.836355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.836430][ T32] r5:00001000 r4:dfdc7000 [ 1349.836460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.836534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.836587][ T32] r5:848fc38c r4:848fc000 [ 1349.836634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.836686][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.836708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.836758][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.836811][ T32] r4:8484f680 [ 1349.836835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.836922][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.837013][ T32] r4:00000001 [ 1349.837036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.837072][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.837153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.837197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.837228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.837287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.837315][ T32] r4:848b22c0 [ 1349.837338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.837392][ T32] INFO: task kworker/1:824:6121 blocked for more than 476 seconds. [ 1349.837425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.837449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.837470][ T32] task:kworker/1:824 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.837571][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.837619][ T32] Call trace: [ 1349.837663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.837716][ T32] r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:8581a400 [ 1349.837740][ T32] r4:8581a400 [ 1349.837761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.837835][ T32] r5:8581a400 r4:8291a680 [ 1349.837860][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.837968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.857131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 [ 1349.857183][ T32] r4:00000000 [ 1349.857209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.857267][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.857359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.857460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960ac0 [ 1349.857513][ T32] r4:00000000 [ 1349.857545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.857596][ T32] r9:83018205 r8:8581a400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1349.857734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.857786][ T32] r5:00001000 r4:ec6cb000 [ 1349.857809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.857850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.857894][ T32] r5:853dbb8c r4:853db800 [ 1349.857915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.858519][ T32] r10:61c88647 r9:8581a400 r8:859635ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.858897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.859640][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1349.860040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1349.860635][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1349.861099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.861636][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.861812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1349.862274][ T32] r10:8291a684 r9:ecb15d84 r8:00000002 r7:60000113 r6:ecb15d8c r5:8581c800 ** 6 printk messages dropped ** [ 1349.862511][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.862642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.862717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960c00 [ 1349.862743][ T32] r4:00000000 [ 1349.862790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.862839][ T32] r9:83018205 r8:8581c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1349.862862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.862906][ T32] r5:00001000 r4:ec6fd000 [ 1349.862926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.862966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.863058][ T32] r5:853dbf8c r4:853dbc00 [ 1349.863138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.863190][ T32] r7:ddde2d80 r6:83018200 r5:853dbf8c r4:85963680 [ 1349.863238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.863290][ T32] r10:61c88647 r9:8581c800 r8:859636ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.863313][ T32] r4:85963680 [ 1349.863334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.863457][ T32] r10:00000000 r9:85963680 r8:80287e08 r7:ecb09e60 r6:85968780 r5:8581c800 [ 1349.863538][ T32] r4:00000001 [ 1349.863597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.863736][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1349.863817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.863850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.863879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.863908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.863935][ T32] r4:85960a00 [ 1349.864242][ T32] INFO: task kworker/1:825:6124 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.864303][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.864364][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.864409][ T32] Call trace: [ 1349.864450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.864508][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.864557][ T32] r4:00000000 [ 1349.864582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.864648][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.864682][ T32] dd20: d3239000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.864713][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.864814][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.864856][ T32] r5:800f0013 r4:80239bb0 [ 1349.864904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.864948][ T32] r4:82ac21e4 [ 1349.864969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.865083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.865148][ T32] r4:dffaddc0 [ 1349.865173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.865217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.865240][ T32] r4:00000000 [ 1349.865287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.865343][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.865370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.865441][ T32] r5:00001000 r4:dfdc7000 [ 1349.865491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.865535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.865605][ T32] r5:848fc38c r4:848fc000 [ 1349.865628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.865690][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.865715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.865789][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.865892][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 9 printk messages dropped ** [ 1349.866281][ T32] INFO: task kworker/1:826:6126 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1349.866697][ T32] r10:8291a684 r9:ecb1dd84 r8:00000002 r7:60000113 r6:ecb1dd8c r5:85818000 ** 5 printk messages dropped ** [ 1349.867051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 ** 8 printk messages dropped ** [ 1349.867411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.867646][ T32] r5:853dcb8c r4:853dc800 ** 3 printk messages dropped ** [ 1349.867870][ T32] r10:61c88647 r9:85818000 r8:8596372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.901376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.902034][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.902432][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1349.902736][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.903097][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.903483][ T32] r5:848fc38c r4:848fc000 ** 4 printk messages dropped ** [ 1349.903672][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1349.903977][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1349.904317][ T32] r4:848b22c0 ** 5 printk messages dropped ** [ 1349.904740][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.905038][ T32] r5:8581bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.905207][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.905277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.905312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.905357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960d40 [ 1349.905384][ T32] r4:00000000 [ 1349.905406][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.905512][ T32] r9:83018205 r8:8581bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1349.905538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.905583][ T32] r5:00001000 r4:ec71f000 [ 1349.905603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.905720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.905794][ T32] r5:853dc38c r4:853dc000 [ 1349.905872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.905983][ T32] r7:ddde2d80 r6:83018200 r5:853dc38c r4:85963780 [ 1349.906009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.906059][ T32] r10:61c88647 r9:8581bc00 r8:859637ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.906124][ T32] r4:85963780 [ 1349.906163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.906214][ T32] r10:00000000 r9:85963780 r8:80287e08 r7:ecb1de60 r6:85968880 r5:8581bc00 [ 1349.906239][ T32] r4:00000001 [ 1349.906258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.906294][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1349.906321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.906377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.906413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.906445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.906492][ T32] r4:85960c80 [ 1349.906748][ T32] INFO: task kworker/1:827:6127 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.906782][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.906892][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.907004][ T32] Call trace: [ 1349.907089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.907156][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.907181][ T32] r4:00000000 [ 1349.907213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.907273][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.907306][ T32] dd20: d393e000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.907336][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.907362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.907387][ T32] r5:800f0013 r4:80239bb0 [ 1349.907434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.907479][ T32] r4:82ac21e4 [ 1349.907504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.907550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.907599][ T32] r4:dffaddc0 [ 1349.907623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.907669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.907717][ T32] r4:00000000 [ 1349.907741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.907788][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.907810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.907854][ T32] r5:00001000 r4:dfdc7000 [ 1349.907978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.928441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.928549][ T32] r5:848fc38c r4:848fc000 [ 1349.928577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.928630][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.928653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.928704][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.928730][ T32] r4:8484f680 [ 1349.928751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.928801][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.928824][ T32] r4:00000001 [ 1349.928845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.928890][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 2 printk messages dropped ** [ 1349.928983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.929494][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.929814][ T32] r5:8581b000 r4:8291a680 ** 3 printk messages dropped ** [ 1349.929968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.930191][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.930306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.930489][ T32] r5:853dc78c r4:853dc400 [ 1349.930512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.930747][ T32] r10:00000000 r9:85963800 r8:80287e08 r7:ecb1de60 r6:85968900 r5:8581b000 ** 9 printk messages dropped ** [ 1349.931460][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.932032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.932496][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1349.932781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.933130][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.933560][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.934132][ T32] r5:8581d400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.934351][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.934660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.934778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.934915][ T32] r10:61c88647 r9:8581d400 r8:859638ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.934956][ T32] r4:85963880 [ 1349.934979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.935027][ T32] r10:00000000 r9:85963880 r8:80287e08 r7:ecb1de60 r6:85968980 r5:8581d400 [ 1349.935050][ T32] r4:00000001 [ 1349.935071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.935116][ T32] Exception stack(0xecb31fb0 to 0xecb31ff8) [ 1349.935143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.935178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.935210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.935271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.935300][ T32] r4:85962fc0 [ 1349.935550][ T32] INFO: task kworker/1:829:6131 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.935584][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.935693][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.935739][ T32] Call trace: [ 1349.935833][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.935913][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.935941][ T32] r4:00000000 [ 1349.936038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.936094][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.936126][ T32] dd20: d3dae000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.936156][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.936182][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.936208][ T32] r5:800f0013 r4:80239bb0 [ 1349.936229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.936269][ T32] r4:82ac21e4 [ 1349.936290][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.936399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.936427][ T32] r4:dffaddc0 [ 1349.936459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.936531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1349.936558][ T32] r4:00000000 [ 1349.936578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.936662][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.936688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.936732][ T32] r5:00001000 r4:dfdc7000 [ 1349.936778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.936823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.936867][ T32] r5:848fc38c r4:848fc000 [ 1349.936985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.937037][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1349.937061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.937117][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.937140][ T32] r4:8484f680 [ 1349.937179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.937231][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1349.937279][ T32] r4:00000001 [ 1349.937303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.937341][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1349.937368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.937398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.937475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.937515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.937539][ T32] r4:848b22c0 [ 1349.937561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.937585][ T32] INFO: task kworker/1:830:6133 blocked for more than 476 seconds. [ 1349.937662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.937690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.937714][ T32] task:kworker/1:830 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.937827][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.937872][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.960638][ T32] r4:8581e000 ** 9 printk messages dropped ** [ 1349.961120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973580 ** 7 printk messages dropped ** [ 1349.961427][ T32] r5:853ddf8c r4:853ddc00 ** 3 printk messages dropped ** [ 1349.961577][ T32] r10:61c88647 r9:8581e000 r8:859639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.961601][ T32] r4:85963980 [ 1349.961622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.961670][ T32] r10:00000000 r9:85963980 r8:80287e08 r7:ecb31e60 r6:85968a00 r5:8581e000 [ 1349.961694][ T32] r4:00000001 [ 1349.961714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.961752][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) [ 1349.961833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.961867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.962627][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1349.963292][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.963881][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1349.964586][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.965023][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.965359][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1349.965619][ T32] r5:853dd38c r4:853dd000 ** 2 printk messages dropped ** [ 1349.965738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.965906][ T32] r10:00000000 r9:85963a80 r8:80287e08 r7:ecb39e60 r6:85968a80 r5:84b8d400 ** 5 printk messages dropped ** [ 1349.966164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1349.967033][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 18 printk messages dropped ** [ 1349.967890][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 14 printk messages dropped ** [ 1349.982140][ T32] INFO: task kworker/1:832:6136 blocked for more than 476 seconds. [ 1349.982190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.982216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.982239][ T32] task:kworker/1:832 state:D stack:0 pid:6136 tgid:6136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.982296][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.982356][ T32] Call trace: [ 1349.982396][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.982465][ T32] r10:8291a684 r9:ecb45d84 r8:00000002 r7:60000113 r6:ecb45d8c r5:850a6000 [ 1349.982492][ T32] r4:850a6000 [ 1349.982537][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.982611][ T32] r5:850a6000 r4:8291a680 [ 1349.982636][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.982678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.982722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1349.982745][ T32] r4:00000000 [ 1349.982769][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.982833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.982877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.982921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973340 [ 1349.982944][ T32] r4:00000000 [ 1349.982990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.983094][ T32] r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1349.983134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.983182][ T32] r5:00001000 r4:ec855000 [ 1349.983230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.983340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.983388][ T32] r5:853dd78c r4:853dd400 [ 1349.983411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.983483][ T32] r7:ddde2d80 r6:83018200 r5:853dd78c r4:85963b00 [ 1349.983531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.983585][ T32] r10:61c88647 r9:850a6000 r8:85963b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.983609][ T32] r4:85963b00 [ 1349.983629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.983678][ T32] r10:00000000 r9:85963b00 r8:80287e08 r7:ecb39e60 r6:85968b00 r5:850a6000 [ 1349.983752][ T32] r4:00000001 [ 1349.983776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.983839][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1349.983870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.983901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.983946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.983980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.984033][ T32] r4:85973180 [ 1349.984432][ T32] INFO: task kworker/1:832:6136 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1349.984468][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.984582][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.984627][ T32] Call trace: [ 1349.984656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.984709][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1349.984734][ T32] r4:00000000 [ 1349.984753][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.984793][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1349.984895][ T32] dd20: d4254000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1349.984930][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1349.984959][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.984987][ T32] r5:800f0013 r4:80239bb0 [ 1349.985008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.985049][ T32] r4:82ac21e4 [ 1349.985069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.985167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1349.985207][ T32] r4:dffaddc0 ** 1 printk messages dropped ** [ 1349.985400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 14 printk messages dropped ** [ 1349.986223][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 13 printk messages dropped ** [ 1349.986840][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.987485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.987730][ T32] r5:00001000 r4:ec879000 [ 1349.987752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.987797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.987842][ T32] r5:853ddb8c r4:853dd800 [ 1349.987862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.987911][ T32] r7:ddde2d80 r6:83018200 r5:853ddb8c r4:85963900 [ 1349.987933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.005060][ T32] r10:61c88647 r9:84b8ec00 r8:8596392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.005169][ T32] r4:85963900 [ 1350.005224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.005297][ T32] r10:00000000 r9:85963900 r8:80287e08 r7:ecb39e60 r6:85968b80 r5:84b8ec00 [ 1350.005321][ T32] r4:00000001 [ 1350.005342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.005387][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1350.005419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.005462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.006348][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.006714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 17 printk messages dropped ** [ 1350.007474][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 14 printk messages dropped ** [ 1350.021556][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.021738][ T32] r4:850d0c00 [ 1350.021761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.021832][ T32] r5:850d0c00 r4:8291a680 [ 1350.021857][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.021900][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.021972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1350.021999][ T32] r4:00000000 [ 1350.022085][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.022154][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.022221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.022269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973880 [ 1350.022296][ T32] r4:00000000 [ 1350.022316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.022463][ T32] r9:83018205 r8:850d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1350.022831][ T32] r5:853de38c r4:853de000 ** 6 printk messages dropped ** [ 1350.023115][ T32] r10:00000000 r9:85963a00 r8:80287e08 r7:ecb39e60 r6:85968c00 r5:850d0c00 ** 13 printk messages dropped ** [ 1350.024250][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 14 printk messages dropped ** [ 1350.024991][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1350.025589][ T32] r4:8484f680 ** 8 printk messages dropped ** [ 1350.025913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1350.026764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 ** 12 printk messages dropped ** [ 1350.027351][ T32] r5:853de78c r4:853de400 ** 9 printk messages dropped ** [ 1350.027816][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) ** 10 printk messages dropped ** [ 1350.046028][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 17 printk messages dropped ** [ 1350.046996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.047238][ T32] r5:848fc38c r4:848fc000 [ 1350.047267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.047318][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.047366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.047421][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.047446][ T32] r4:8484f680 [ 1350.047466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.047539][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.047592][ T32] r4:00000001 [ 1350.047627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.047666][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.047719][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.047781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1350.055729][ T32] r4:850d2400 ** 8 printk messages dropped ** [ 1350.056197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.056613][ T32] r5:857d378c r4:857d3400 [ 1350.056635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.056709][ T32] r7:dddced80 r6:83018000 r5:857d378c r4:85968e00 ** 1 printk messages dropped ** [ 1350.056788][ T32] r10:61c88647 r9:850d2400 r8:85968e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.057274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.070983][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1350.071543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.072051][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1350.072285][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 4 printk messages dropped ** [ 1350.072511][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 4 printk messages dropped ** [ 1350.072751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.072918][ T32] INFO: task kworker/0:666:6146 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.073194][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.073482][ T32] r4:850d3000 ** 3 printk messages dropped ** [ 1350.073736][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.073900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.074177][ T32] r5:00001000 r4:ec92f000 ** 2 printk messages dropped ** [ 1350.074281][ T32] r5:857d278c r4:857d2400 [ 1350.074302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.074621][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.075330][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1350.076222][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.076428][ T32] r5:00001000 r4:dfdc7000 [ 1350.076489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.076573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.076622][ T32] r5:848fc38c r4:848fc000 [ 1350.076643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.076690][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.076714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.076764][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.076810][ T32] r4:8484f680 [ 1350.076835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.076936][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.076964][ T32] r4:00000001 [ 1350.077115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.077169][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.077206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.077238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.077296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.077331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.077355][ T32] r4:848b22c0 [ 1350.077379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.077412][ T32] INFO: task kworker/0:667:6148 blocked for more than 476 seconds. [ 1350.077449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.077474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.077495][ T32] task:kworker/0:667 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.077543][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.077587][ T32] Call trace: [ 1350.077618][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.077719][ T32] r10:8291a684 r9:ecb5dd84 r8:00000002 r7:60000113 r6:ecb5dd8c r5:850d3c00 [ 1350.077748][ T32] r4:850d3c00 [ 1350.077769][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.077816][ T32] r5:850d3c00 r4:8291a680 [ 1350.077838][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.077879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.098613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 [ 1350.098722][ T32] r4:00000000 [ 1350.098751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.098813][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.098857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.098902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973740 [ 1350.098926][ T32] r4:00000000 [ 1350.098974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.099031][ T32] r9:83018005 r8:850d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1350.099056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.099162][ T32] r5:00001000 r4:ec7f1000 [ 1350.099196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.099239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.099285][ T32] r5:857d2b8c r4:857d2800 [ 1350.099306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.099380][ T32] r7:dddced80 r6:83018000 r5:857d2b8c r4:85968d80 [ 1350.099432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.099487][ T32] r10:61c88647 r9:850d3c00 r8:85968dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.099510][ T32] r4:85968d80 [ 1350.099531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1350.099723][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) ** 2 printk messages dropped ** [ 1350.099817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.100659][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.100982][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1350.101194][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1350.101261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 5 printk messages dropped ** [ 1350.101607][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1350.102228][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.102727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.103409][ T32] r10:8291a684 r9:ecb61d84 r8:00000002 r7:60000113 r6:ecb61d8c r5:850d4800 ** 11 printk messages dropped ** [ 1350.103958][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.104231][ T32] r5:853deb8c r4:853de800 ** 4 printk messages dropped ** [ 1350.104480][ T32] r4:85963c80 ** 4 printk messages dropped ** [ 1350.104657][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 1350.104734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.104841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.104873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.104918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.105012][ T32] r4:85973940 [ 1350.105269][ T32] INFO: task kworker/1:836:6150 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.105302][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.105360][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.105409][ T32] Call trace: [ 1350.105438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.105515][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.105816][ T32] r4:00000000 [ 1350.105842][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.105908][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.105941][ T32] dd20: d5363000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.105971][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.106052][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.106088][ T32] r5:800f0013 r4:80239bb0 [ 1350.106148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.106194][ T32] r4:82ac21e4 [ 1350.106240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1350.106863][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.107531][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1350.131373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.131829][ T32] r5:853df38c r4:853df000 ** 6 printk messages dropped ** [ 1350.132140][ T32] r10:00000000 r9:85963d00 r8:80287e08 r7:ecb61e60 r6:8586cf80 r5:850d5400 ** 12 printk messages dropped ** [ 1350.133189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1350.133694][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.133977][ T32] r5:848fc38c r4:848fc000 ** 3 printk messages dropped ** [ 1350.134173][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.134199][ T32] r4:8484f680 [ 1350.134234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.134312][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.134359][ T32] r4:00000001 [ 1350.134409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.134469][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.134512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.134546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.134602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.134670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.134710][ T32] r4:848b22c0 [ 1350.134737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.134768][ T32] INFO: task kworker/1:838:6154 blocked for more than 476 seconds. [ 1350.134804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.134835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.134858][ T32] task:kworker/1:838 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.134906][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.134978][ T32] Call trace: [ 1350.135069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.135128][ T32] r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000013 r6:ecb69d8c r5:850d6000 [ 1350.135177][ T32] r4:850d6000 [ 1350.135227][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.135299][ T32] r5:850d6000 r4:8291a680 [ 1350.135360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.135408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.135453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1350.135476][ T32] r4:00000000 [ 1350.135497][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.135533][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.135567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.135609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973c80 [ 1350.135631][ T32] r4:00000000 [ 1350.135683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.135760][ T32] r9:83018205 r8:850d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1350.135812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.136010][ T32] r5:853def8c r4:853dec00 ** 3 printk messages dropped ** [ 1350.136180][ T32] r10:61c88647 r9:850d6000 r8:85963e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1350.137310][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 18 printk messages dropped ** [ 1350.158704][ T32] r5:848fc38c r4:848fc000 ** 13 printk messages dropped ** [ 1350.159389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1350.160104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.160148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 [ 1350.160222][ T32] r4:00000000 [ 1350.160246][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.160295][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.160338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.160408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85973e00 [ 1350.160436][ T32] r4:00000000 [ 1350.160457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.160531][ T32] r9:83018205 r8:850d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1350.160584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.160633][ T32] r5:00001000 r4:ec98f000 [ 1350.160654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.160694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.160803][ T32] r5:853df78c r4:853df400 [ 1350.160827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.160877][ T32] r7:ddde2d80 r6:83018200 r5:853df78c r4:85963d80 [ 1350.160925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.160979][ T32] r10:61c88647 r9:850d6c00 r8:85963dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.161220][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.161985][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.162367][ T32] r4:00000000 [ 1350.162388][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.162480][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.162539][ T32] dd20: d5964000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.162573][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.162619][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.162670][ T32] r5:800f0013 r4:80239bb0 [ 1350.162698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.162748][ T32] r4:82ac21e4 [ 1350.162802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.162884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.162913][ T32] r4:dffaddc0 [ 1350.162934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.163004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.163056][ T32] r4:00000000 [ 1350.163109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.163265][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.163291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.163340][ T32] r5:00001000 r4:dfdc7000 [ 1350.163386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.163431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.163618][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1350.164430][ T32] INFO: task kworker/1:840:6159 blocked for more than 476 seconds. ** 13 printk messages dropped ** [ 1350.165045][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1350.165736][ T32] r5:853dfb8c r4:853df800 [ 1350.165832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.166398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1350.167465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1350.183394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.183450][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.183476][ T32] r4:8484f680 [ 1350.183496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.183547][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.183570][ T32] r4:00000001 [ 1350.183590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.183630][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.183662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.183693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.183745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.183781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.183805][ T32] r4:848b22c0 [ 1350.183830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.183860][ T32] INFO: task kworker/1:841:6161 blocked for more than 476 seconds. [ 1350.183895][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1350.184067][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.184999][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.185322][ T32] r5:853dff8c r4:853dfc00 ** 3 printk messages dropped ** [ 1350.185510][ T32] r10:61c88647 r9:85930000 r8:8597d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.186601][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1350.187188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1350.187885][ T32] r4:8484f680 ** 7 printk messages dropped ** [ 1350.207273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1350.218728][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.219396][ T32] r5:8590038c r4:85900000 ** 7 printk messages dropped ** [ 1350.219704][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1350.220631][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.220718][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.220742][ T32] r4:00000000 [ 1350.220762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.220803][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.220832][ T32] dd20: d613b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.220862][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.220889][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.220914][ T32] r5:800f0013 r4:80239bb0 [ 1350.220941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.221009][ T32] r4:82ac21e4 [ 1350.221041][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.221092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.221116][ T32] r4:dffaddc0 [ 1350.221162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.221227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.221259][ T32] r4:00000000 [ 1350.221281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.221353][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.221403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.221451][ T32] r5:00001000 r4:dfdc7000 [ 1350.221498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.221561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.221634][ T32] r5:848fc38c r4:848fc000 [ 1350.221658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.221732][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.221759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.221835][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.221924][ T32] r4:8484f680 [ 1350.221947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.221998][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.222022][ T32] r4:00000001 [ 1350.222043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.222084][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.222153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.222206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.222237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.222294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.222321][ T32] r4:848b22c0 [ 1350.222344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.222373][ T32] INFO: task kworker/1:843:6165 blocked for more than 476 seconds. [ 1350.222407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.222457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.222490][ T32] task:kworker/1:843 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.222542][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.222597][ T32] Call trace: [ 1350.222657][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.222742][ T32] r10:8291a684 r9:ecb9dd84 r8:00000002 r7:60000013 r6:ecb9dd8c r5:85930c00 [ 1350.222770][ T32] r4:85930c00 [ 1350.222816][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.222864][ T32] r5:85930c00 r4:8291a680 [ 1350.222884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.223019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.223068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1350.223114][ T32] r4:00000000 [ 1350.223139][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.223175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.223210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.223253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859819c0 [ 1350.223278][ T32] r4:00000000 [ 1350.223299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.223344][ T32] r9:83018205 r8:85930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1350.223367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.223410][ T32] r5:00001000 r4:ecc07000 [ 1350.223430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.223496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.223543][ T32] r5:8590278c r4:85902400 [ 1350.223566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.223614][ T32] r7:ddde2d80 r6:83018200 r5:8590278c r4:8597d200 [ 1350.223636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.223685][ T32] r10:61c88647 r9:85930c00 r8:8597d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.223708][ T32] r4:8597d200 [ 1350.223727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.223775][ T32] r10:00000000 r9:8597d200 r8:80287e08 r7:ecb89e60 r6:8597e280 r5:85930c00 [ 1350.223799][ T32] r4:00000001 [ 1350.223844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.223884][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1350.223937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.223970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.224055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1350.224730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.225062][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1350.225288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 9 printk messages dropped ** [ 1350.225656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.225966][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1350.226217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.226487][ T32] task:kworker/1:844 state:D stack:0 pid:6166 tgid:6166 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.226966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 ** 4 printk messages dropped ** [ 1350.227196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85981240 ** 7 printk messages dropped ** [ 1350.227492][ T32] r5:8590078c r4:85900400 [ 1350.227513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.227651][ T32] r10:61c88647 r9:85933000 r8:8597d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.249679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.250390][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.250534][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.250583][ T32] r4:00000000 [ 1350.250623][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.250686][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.250719][ T32] dd20: d6533000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.250774][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.250805][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.250855][ T32] r5:800f0013 r4:80239bb0 [ 1350.250905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.250954][ T32] r4:82ac21e4 [ 1350.251029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.251160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.251189][ T32] r4:dffaddc0 [ 1350.251237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.251310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.251337][ T32] r4:00000000 [ 1350.251383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.251439][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.251514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.251562][ T32] r5:00001000 r4:dfdc7000 [ 1350.251584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.251650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.251725][ T32] r5:848fc38c r4:848fc000 [ 1350.251750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.251802][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.251825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.251873][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.251920][ T32] r4:8484f680 [ 1350.251941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.251989][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.252014][ T32] r4:00000001 [ 1350.252033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.252087][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.252145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.252179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.252207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.252238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.252260][ T32] r4:848b22c0 [ 1350.252282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.252388][ T32] INFO: task kworker/1:845:6168 blocked for more than 476 seconds. [ 1350.252431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.252485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.252536][ T32] task:kworker/1:845 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.252615][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.252660][ T32] Call trace: [ 1350.252747][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.252824][ T32] r10:8291a684 r9:ecba9d84 r8:00000002 r7:60000113 r6:ecba9d8c r5:85932400 [ 1350.252849][ T32] r4:85932400 [ 1350.252895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.252949][ T32] r5:85932400 r4:8291a680 [ 1350.253008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.253053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.253144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 [ 1350.253173][ T32] r4:00000000 [ 1350.253193][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.253230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.253267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.253310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85981480 [ 1350.253349][ T32] r4:00000000 [ 1350.253400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.253463][ T32] r9:83018205 r8:85932400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1350.253487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.253554][ T32] r5:00001000 r4:ecb99000 [ 1350.253590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.253634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.253684][ T32] r5:85900b8c r4:85900800 [ 1350.253706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.253784][ T32] r7:ddde2d80 r6:83018200 r5:85900b8c r4:8597d280 [ 1350.253809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.253860][ T32] r10:61c88647 r9:85932400 r8:8597d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.253883][ T32] r4:8597d280 [ 1350.253918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.254047][ T32] r10:00000000 r9:8597d280 r8:80287e08 r7:ecb9de60 r6:8597e380 r5:85932400 [ 1350.254087][ T32] r4:00000001 [ 1350.254179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.254224][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) ** 2 printk messages dropped ** [ 1350.254507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.255137][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.255288][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.255463][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1350.255643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1350.255944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.256365][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1350.256572][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 2 printk messages dropped ** [ 1350.256698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.256830][ T32] INFO: task kworker/1:846:6170 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.257162][ T32] r4:85933c00 ** 3 printk messages dropped ** [ 1350.257313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.257639][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.283160][ T32] r5:85900f8c r4:85900c00 [ 1350.283212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.283464][ T32] r10:61c88647 r9:85933c00 r8:8597d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.283812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.284723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1350.285355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.285951][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1350.286229][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 ** 5 printk messages dropped ** [ 1350.286697][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.287062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.287364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.287390][ T32] task:kworker/1:847 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.287491][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.287643][ T32] Call trace: [ 1350.287729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.287786][ T32] r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:85934800 [ 1350.287812][ T32] r4:85934800 [ 1350.287834][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.287879][ T32] r5:85934800 r4:8291a680 [ 1350.287948][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.301417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.301528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc9e08 [ 1350.301558][ T32] r4:00000000 [ 1350.301581][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.301620][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.301661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.301705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859816c0 [ 1350.301729][ T32] r4:00000000 [ 1350.301773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.301851][ T32] r9:83018205 r8:85934800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1350.301878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.301938][ T32] r5:00001000 r4:ecbbd000 [ 1350.301963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.302029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.302128][ T32] r5:8590138c r4:85901000 [ 1350.302187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.302243][ T32] r7:ddde2d80 r6:83018200 r5:8590138c r4:8597d400 [ 1350.302266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.302330][ T32] r10:61c88647 r9:85934800 r8:8597d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.302360][ T32] r4:8597d400 [ 1350.302396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.302498][ T32] r10:00000000 r9:8597d400 r8:80287e08 r7:ecb9de60 r6:8597e480 r5:85934800 [ 1350.302524][ T32] r4:00000001 [ 1350.302550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.302592][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1350.302645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.302679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.302708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.302740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.302763][ T32] r4:85981500 [ 1350.303171][ T32] INFO: task kworker/1:847:6172 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.303233][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.303332][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.303433][ T32] Call trace: [ 1350.303485][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.303541][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.303574][ T32] r4:00000000 [ 1350.303625][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.303703][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.303761][ T32] dd20: d697c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.303795][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.303838][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.303867][ T32] r5:800f0013 r4:80239bb0 [ 1350.303890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.303932][ T32] r4:82ac21e4 [ 1350.303952][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.303996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.304030][ T32] r4:dffaddc0 [ 1350.304082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.304129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.304152][ T32] r4:00000000 [ 1350.304200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.304250][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.304272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.304316][ T32] r5:00001000 r4:dfdc7000 [ 1350.304363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.304484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.304531][ T32] r5:848fc38c r4:848fc000 [ 1350.304552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.304600][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.304623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.304672][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.304696][ T32] r4:8484f680 [ 1350.304766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.304818][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.304842][ T32] r4:00000001 [ 1350.304861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.304922][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.304954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.304985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.305030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.305064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.305106][ T32] r4:848b22c0 [ 1350.305132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.305212][ T32] INFO: task kworker/1:848:6174 blocked for more than 476 seconds. [ 1350.305251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1350.305458][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.305747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.306053][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.306360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.306429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.306834][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.307060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.307818][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.331190][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1350.331521][ T32] r4:dffaddc0 ** 6 printk messages dropped ** [ 1350.331940][ T32] r5:00001000 r4:dfdc7000 ** 7 printk messages dropped ** [ 1350.332293][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1350.332487][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 5 printk messages dropped ** [ 1350.332871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.333447][ T32] r5:85936000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.333629][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.333870][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.334323][ T32] r5:85901b8c r4:85901800 [ 1350.334348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.334637][ T32] r10:00000000 r9:8597d380 r8:80287e08 r7:ecb9de60 r6:8597e580 r5:85936000 ** 6 printk messages dropped ** [ 1350.334865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.334900][ T32] r4:85981740 [ 1350.335321][ T32] INFO: task kworker/1:849:6176 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.335357][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.335504][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.335551][ T32] Call trace: [ 1350.335605][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.335687][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.335715][ T32] r4:00000000 [ 1350.335736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.335778][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.335834][ T32] dd20: d6ea4000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.335868][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.335894][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.335919][ T32] r5:800f0013 r4:80239bb0 [ 1350.335965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.336009][ T32] r4:82ac21e4 [ 1350.336035][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.336091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.336193][ T32] r4:dffaddc0 [ 1350.336241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.336338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.336364][ T32] r4:00000000 [ 1350.336385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.336432][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.336454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.336539][ T32] r5:00001000 r4:dfdc7000 [ 1350.336601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.336646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.336689][ T32] r5:848fc38c r4:848fc000 [ 1350.336711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.336783][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.336891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.336945][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.336970][ T32] r4:8484f680 [ 1350.336990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.337038][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.337130][ T32] r4:00000001 [ 1350.337180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.337315][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.337346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.337378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.337429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.337540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.337567][ T32] r4:848b22c0 [ 1350.337587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.337654][ T32] INFO: task kworker/1:850:6178 blocked for more than 476 seconds. [ 1350.337687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.337772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.337798][ T32] task:kworker/1:850 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.337866][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.337947][ T32] Call trace: [ 1350.348656][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.348766][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85938c00 [ 1350.348838][ T32] r4:85938c00 [ 1350.348900][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.348984][ T32] r5:85938c00 r4:8291a680 [ 1350.349009][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.349052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.349104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1350.349128][ T32] r4:00000000 [ 1350.349163][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.349240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.349303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.349399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85981900 [ 1350.349450][ T32] r4:00000000 [ 1350.349492][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.349590][ T32] r9:83018205 r8:85938c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1350.349646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.349753][ T32] r5:00001000 r4:ecbeb000 [ 1350.349803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.349896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.350002][ T32] r5:85901f8c r4:85901c00 [ 1350.350056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.350187][ T32] r7:ddde2d80 r6:83018200 r5:85901f8c r4:8597d500 [ 1350.350234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.350336][ T32] r10:61c88647 r9:85938c00 r8:8597d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.350387][ T32] r4:8597d500 [ 1350.350430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.350540][ T32] r10:00000000 r9:8597d500 r8:80287e08 r7:ecb9de60 r6:8597e600 r5:85938c00 [ 1350.350572][ T32] r4:00000001 [ 1350.350595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.350659][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1350.350695][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.350819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.351678][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 7 printk messages dropped ** [ 1350.352034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1350.352653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.353190][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.353801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.354463][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.355067][ T32] r5:85938000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.355378][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.355726][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.356130][ T32] r5:8590238c r4:85902000 [ 1350.356284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.356516][ T32] r10:61c88647 r9:85938000 r8:8597d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.356834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.356892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.356946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.357008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.357060][ T32] r4:859819c0 [ 1350.357475][ T32] INFO: task kworker/1:851:6180 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.357584][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.357740][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.357790][ T32] Call trace: [ 1350.357875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.387034][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.387230][ T32] r4:00000000 [ 1350.387289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.387410][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.387493][ T32] dd20: d72ac000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.387577][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.387637][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.387717][ T32] r5:800f0013 r4:80239bb0 [ 1350.387775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.387896][ T32] r4:82ac21e4 [ 1350.388607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.388691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.388717][ T32] r4:dffaddc0 [ 1350.388738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.388787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.388812][ T32] r4:00000000 [ 1350.388833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.388893][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.388919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.388966][ T32] r5:00001000 r4:dfdc7000 [ 1350.389028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.389076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.389231][ T32] r5:848fc38c r4:848fc000 [ 1350.389261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.389341][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.389432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.389511][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.389561][ T32] r4:8484f680 [ 1350.389594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.389645][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.389669][ T32] r4:00000001 [ 1350.389726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.389771][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.389805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.389862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.389894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.389925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.389950][ T32] r4:848b22c0 [ 1350.389974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.390146][ T32] INFO: task kworker/1:852:6183 blocked for more than 476 seconds. [ 1350.390225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.390279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.390334][ T32] task:kworker/1:852 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.390425][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.390545][ T32] Call trace: [ 1350.390608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.390667][ T32] r10:8291a684 r9:ecc15d84 r8:00000002 r7:60000013 r6:ecc15d8c r5:85939800 [ 1350.390691][ T32] r4:85939800 [ 1350.390714][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.390772][ T32] r5:85939800 r4:8291a680 [ 1350.390797][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.390852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.390901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 [ 1350.390925][ T32] r4:00000000 [ 1350.390944][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.390984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.391034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.391089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85981f40 [ 1350.391116][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.391331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.391507][ T32] r5:85902b8c r4:85902800 [ 1350.391531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.391670][ T32] r4:8597d580 ** 4 printk messages dropped ** [ 1350.391822][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) ** 6 printk messages dropped ** [ 1350.392508][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.392923][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 9 printk messages dropped ** [ 1350.393435][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.393673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.394028][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1350.394309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.394698][ T32] r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000113 r6:ecc29d8c r5:8593bc00 ** 8 printk messages dropped ** [ 1350.395047][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.395534][ T32] r5:85903b8c r4:85903800 [ 1350.395569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.395752][ T32] r4:8597d680 ** 6 printk messages dropped ** [ 1350.396112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.396776][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1350.397191][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.397513][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.397749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.429323][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1350.429628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.429976][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.430160][ T32] r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:8593b000 [ 1350.430186][ T32] r4:8593b000 [ 1350.430207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.430251][ T32] r5:8593b000 r4:8291a680 [ 1350.430303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.430349][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.430393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1350.430442][ T32] r4:00000000 [ 1350.430467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.430553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.430608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.430655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983f40 [ 1350.430679][ T32] r4:00000000 [ 1350.430726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.430779][ T32] r9:83018205 r8:8593b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1350.430804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.430879][ T32] r5:00001000 r4:ecc1f000 [ 1350.430913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.430956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.431025][ T32] r5:85902f8c r4:85902c00 [ 1350.431051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.431104][ T32] r7:ddde2d80 r6:83018200 r5:85902f8c r4:8597d780 [ 1350.431150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.431204][ T32] r10:61c88647 r9:8593b000 r8:8597d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.431230][ T32] r4:8597d780 [ 1350.431249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.431319][ T32] r10:00000000 r9:8597d780 r8:80287e08 r7:ecc29e60 r6:8597e800 r5:8593b000 [ 1350.431346][ T32] r4:00000001 [ 1350.431368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.431405][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1350.431432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.431462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.431506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.431565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.431592][ T32] r4:85983ec0 [ 1350.432038][ T32] INFO: task kworker/1:854:6187 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.432080][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.432141][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.432188][ T32] Call trace: [ 1350.432249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.432304][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.432328][ T32] r4:00000000 [ 1350.432360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.432405][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.432434][ T32] dd20: d7b7b000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.432464][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.432508][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.432597][ T32] r5:800f0013 r4:80239bb0 [ 1350.432622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.432665][ T32] r4:82ac21e4 [ 1350.432696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.432743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.432768][ T32] r4:dffaddc0 [ 1350.432788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.432857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.432883][ T32] r4:00000000 [ 1350.432905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.432953][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.432986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.433033][ T32] r5:00001000 r4:dfdc7000 [ 1350.433055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.433102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.433147][ T32] r5:848fc38c r4:848fc000 [ 1350.433169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.433234][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.433260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.433334][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.433386][ T32] r4:8484f680 [ 1350.433434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.433487][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.433511][ T32] r4:00000001 [ 1350.433531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.433568][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.433595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.433625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.433654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.433685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.433708][ T32] r4:848b22c0 [ 1350.433740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.433817][ T32] INFO: task kworker/1:855:6188 blocked for more than 476 seconds. [ 1350.433849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.433898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.433923][ T32] task:kworker/1:855 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.433986][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.434032][ T32] Call trace: [ 1350.434062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.434154][ T32] r10:8291a684 r9:ecc35d84 r8:00000002 r7:60000113 r6:ecc35d8c r5:8593a400 [ 1350.434207][ T32] r4:8593a400 [ 1350.434232][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.434302][ T32] r5:8593a400 r4:8291a680 [ 1350.434327][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.434370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.434465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc35e08 [ 1350.434502][ T32] r4:00000000 [ 1350.434525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.434561][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.434596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.434663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85981ec0 [ 1350.434692][ T32] r4:00000000 [ 1350.434714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.434761][ T32] r9:83018205 r8:8593a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1350.434818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.434866][ T32] r5:00001000 r4:ecc25000 [ 1350.434887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.434927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.434970][ T32] r5:8590338c r4:85903000 [ 1350.434993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.435041][ T32] r7:ddde2d80 r6:83018200 r5:8590338c r4:8597d800 ** 4 printk messages dropped ** [ 1350.435223][ T32] r10:00000000 r9:8597d800 r8:80287e08 r7:ecc29e60 r6:8597e880 r5:8593a400 ** 6 printk messages dropped ** [ 1350.435516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.436196][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1350.436444][ T32] r4:82ac21e4 [ 1350.436493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.436565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.436592][ T32] r4:dffaddc0 [ 1350.436612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.436655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.436678][ T32] r4:00000000 [ 1350.436702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.436752][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.436774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436820][ T32] r5:00001000 r4:dfdc7000 [ 1350.436854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.436899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.436971][ T32] r5:848fc38c r4:848fc000 [ 1350.436997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.437074][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.437106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.437156][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.437191][ T32] r4:8484f680 [ 1350.437241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.437306][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.437336][ T32] r4:00000001 [ 1350.437355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437392][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.437421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.437462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.437578][ T32] r4:848b22c0 [ 1350.437616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.437645][ T32] INFO: task kworker/1:856:6190 blocked for more than 476 seconds. [ 1350.437674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.437699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.437722][ T32] task:kworker/1:856 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437768][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.437811][ T32] Call trace: [ 1350.437842][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.437890][ T32] r10:8291a684 r9:ecc49d84 r8:00000002 r7:60000013 r6:ecc49d8c r5:8593c800 [ 1350.437967][ T32] r4:8593c800 [ 1350.461036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.461171][ T32] r5:8593c800 r4:8291a680 [ 1350.461223][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.461272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.461319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 1350.461343][ T32] r4:00000000 [ 1350.461364][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.461413][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.461470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.461519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f040 [ 1350.461543][ T32] r4:00000000 [ 1350.461569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.461632][ T32] r9:83018205 r8:8593c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1350.461676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.461726][ T32] r5:00001000 r4:ecc3f000 [ 1350.461748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.461790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.461860][ T32] r5:8590378c r4:85903400 [ 1350.461887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.461939][ T32] r7:ddde2d80 r6:83018200 r5:8590378c r4:8597d880 [ 1350.461961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.462011][ T32] r10:61c88647 r9:8593c800 r8:8597d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.462035][ T32] r4:8597d880 [ 1350.462055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.462150][ T32] r10:00000000 r9:8597d880 r8:80287e08 r7:ecc29e60 r6:8597e900 r5:8593c800 [ 1350.462176][ T32] r4:00000001 [ 1350.462197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.462237][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1350.462281][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.462378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.463540][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1350.463756][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.463915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 9 printk messages dropped ** [ 1350.464420][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.464492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1350.464591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.464958][ T32] r4:848b22c0 ** 2 printk messages dropped ** [ 1350.465066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.465381][ T32] r4:8593d400 ** 3 printk messages dropped ** [ 1350.465531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.466025][ T32] r9:83018205 r8:8593d400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 8 printk messages dropped ** [ 1350.466495][ T32] r10:61c88647 r9:8593d400 r8:8597d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.466839][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.467418][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.486752][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1350.487016][ T32] r4:dffaddc0 ** 4 printk messages dropped ** [ 1350.487182][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1350.487432][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.487457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.487681][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.487886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.490935][ T32] task:kworker/1:858 state:D stack:0 pid:6194 tgid:6194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.491448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.491731][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.491985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.492386][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.492637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.493389][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.493429][ T32] r4:00000000 [ 1350.493453][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.493506][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.493539][ T32] dd20: d8094000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.493572][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.493623][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.493652][ T32] r5:800f0013 r4:80239bb0 [ 1350.493697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.493747][ T32] r4:82ac21e4 [ 1350.493783][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.493831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.493855][ T32] r4:dffaddc0 [ 1350.493875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.493917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.493941][ T32] r4:00000000 [ 1350.493978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.494029][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.494065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.494138][ T32] r5:00001000 r4:dfdc7000 [ 1350.494174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.494219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.494300][ T32] r5:848fc38c r4:848fc000 [ 1350.494325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.494399][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.494426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.494500][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.494538][ T32] r4:8484f680 [ 1350.494562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.494612][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.494684][ T32] r4:00000001 [ 1350.494708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.494746][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.494773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.494809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.494838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.494869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.494903][ T32] r4:848b22c0 [ 1350.494951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.494981][ T32] INFO: task kworker/1:859:6196 blocked for more than 476 seconds. [ 1350.495012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.495054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.495120][ T32] task:kworker/1:859 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.495172][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.495215][ T32] Call trace: [ 1350.495270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.495324][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000113 r6:eca51d8c r5:8593ec00 [ 1350.495385][ T32] r4:8593ec00 [ 1350.495410][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.495455][ T32] r5:8593ec00 r4:8291a680 [ 1350.495478][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.495518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.495563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1350.495591][ T32] r4:00000000 [ 1350.495613][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.495649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.495683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.495737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f440 [ 1350.495765][ T32] r4:00000000 [ 1350.495786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.495833][ T32] r9:83018205 r8:8593ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.495857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.495911][ T32] r5:00001000 r4:eb2f5000 [ 1350.495936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.496127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.496197][ T32] r5:8590438c r4:85904000 [ 1350.496349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.496425][ T32] r7:ddde2d80 r6:83018200 r5:8590438c r4:8597da80 [ 1350.496450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.496693][ T32] r10:61c88647 r9:8593ec00 r8:8597daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.496721][ T32] r4:8597da80 [ 1350.496741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.496866][ T32] r10:00000000 r9:8597da80 r8:80287e08 r7:eca1de60 r6:8597ea80 r5:8593ec00 [ 1350.496909][ T32] r4:00000001 [ 1350.496932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.496971][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1350.497024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.497058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.497091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.497123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.497147][ T32] r4:8529f2c0 [ 1350.497403][ T32] INFO: task kworker/1:859:6196 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.497437][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.497506][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.497605][ T32] Call trace: [ 1350.497638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.497719][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.497749][ T32] r4:00000000 [ 1350.497771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.497813][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.497843][ T32] dd20: d8094000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.497875][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.497969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.517182][ T32] r5:800f0013 r4:80239bb0 [ 1350.517228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.517296][ T32] r4:82ac21e4 [ 1350.517319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.517365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.517416][ T32] r4:dffaddc0 [ 1350.517443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.517491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.517515][ T32] r4:00000000 [ 1350.517549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.517603][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.517627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.517678][ T32] r5:00001000 r4:dfdc7000 [ 1350.517700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.517766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.518396][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.518435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.518497][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.518674][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.518843][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.519112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1350.519357][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.519687][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.520155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.520686][ T32] r5:8590478c r4:85904400 ** 4 printk messages dropped ** [ 1350.521007][ T32] r4:8597da00 ** 4 printk messages dropped ** [ 1350.521274][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) ** 3 printk messages dropped ** [ 1350.521506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.522521][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1350.522746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1350.523481][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1350.524049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.524196][ T32] r4:8484f680 ** 4 printk messages dropped ** [ 1350.524503][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 4 printk messages dropped ** [ 1350.524826][ T32] r4:848b22c0 ** 4 printk messages dropped ** [ 1350.525113][ T32] task:kworker/1:861 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.525821][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.526362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f700 ** 6 printk messages dropped ** [ 1350.526831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.526937][ T32] r5:85904b8c r4:85904800 [ 1350.526982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.527071][ T32] r7:ddde2d80 r6:83018200 r5:85904b8c r4:8597db00 [ 1350.527129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.527221][ T32] r10:61c88647 r9:85200000 r8:8597db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.527264][ T32] r4:8597db00 [ 1350.527307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.527396][ T32] r10:00000000 r9:8597db00 r8:80287e08 r7:eca1de60 r6:8597eb80 r5:85200000 [ 1350.527444][ T32] r4:00000001 [ 1350.527486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.527559][ T32] Exception stack(0xecc59fb0 to 0xecc59ff8) [ 1350.527617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.527680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.527732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.527793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.527835][ T32] r4:8529f680 [ 1350.561298][ T32] INFO: task kworker/1:861:6200 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.561432][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.561565][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.561631][ T32] Call trace: [ 1350.561664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.561760][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.561807][ T32] r4:00000000 [ 1350.561831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.561878][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.561911][ T32] dd20: d89ac000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.561961][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.562012][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.562044][ T32] r5:800f0013 r4:80239bb0 [ 1350.562067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.562175][ T32] r4:82ac21e4 [ 1350.562203][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.562250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.562273][ T32] r4:dffaddc0 [ 1350.562294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.562341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.562366][ T32] r4:00000000 [ 1350.562386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.562435][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.562459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.562503][ T32] r5:00001000 r4:dfdc7000 [ 1350.562524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.562602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.562664][ T32] r5:848fc38c r4:848fc000 [ 1350.562690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.562747][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.562772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.562824][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.562874][ T32] r4:8484f680 [ 1350.562899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.562948][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.562985][ T32] r4:00000001 [ 1350.563009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.563051][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.563087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.563121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.563161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.563220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.563271][ T32] r4:848b22c0 [ 1350.563313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.563381][ T32] INFO: task kworker/1:862:6203 blocked for more than 477 seconds. [ 1350.563442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.563534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.563578][ T32] task:kworker/1:862 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.563675][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.563783][ T32] Call trace: [ 1350.563846][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.563902][ T32] r10:8291a684 r9:ecc61d84 r8:00000002 r7:60000113 r6:ecc61d8c r5:85203000 [ 1350.563954][ T32] r4:85203000 [ 1350.563989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.564062][ T32] r5:85203000 r4:8291a680 [ 1350.564097][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.564141][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.564213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [ 1350.564267][ T32] r4:00000000 [ 1350.564317][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.564369][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.564412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1350.564501][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.564657][ T32] r5:00001000 r4:ebabb000 ** 6 printk messages dropped ** [ 1350.565002][ T32] r10:61c88647 r9:85203000 r8:8597dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.565210][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.565749][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.566047][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1350.566287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1350.566686][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1350.566973][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.566995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.567219][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.567451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.567859][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.589094][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.589429][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.589814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.590244][ T32] Exception stack(0xecc65fb0 to 0xecc65ff8) ** 4 printk messages dropped ** [ 1350.590401][ T32] r4:8529f780 ** 3 printk messages dropped ** [ 1350.591003][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.591229][ T32] dd20: d8d6a000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1350.591524][ T32] r4:dffaddc0 ** 4 printk messages dropped ** [ 1350.591751][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1350.592148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.592365][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.592483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.592676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.592702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.592746][ T32] task:kworker/1:864 state:D stack:0 pid:6206 tgid:6206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.592823][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.592897][ T32] Call trace: [ 1350.593030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.593099][ T32] r10:8291a684 r9:ecc6dd84 r8:00000002 r7:60000013 r6:ecc6dd8c r5:85202400 [ 1350.593127][ T32] r4:85202400 [ 1350.593148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.593217][ T32] r5:85202400 r4:8291a680 [ 1350.593242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.593306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.593395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc6de08 [ 1350.593447][ T32] r4:00000000 [ 1350.593473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.593510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.593548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.593590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fbc0 [ 1350.593614][ T32] r4:00000000 [ 1350.593633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.593702][ T32] r9:83018205 r8:85202400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1350.593728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.593773][ T32] r5:00001000 r4:ebaf3000 [ 1350.593793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.593836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.593879][ T32] r5:85905f8c r4:85905c00 [ 1350.593910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.593962][ T32] r7:ddde2d80 r6:83018200 r5:85905f8c r4:8597d300 [ 1350.593984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.594032][ T32] r10:61c88647 r9:85202400 r8:8597d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.594068][ T32] r4:8597d300 [ 1350.594096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.594190][ T32] r10:00000000 r9:8597d300 r8:80287e08 r7:ecc61e60 r6:8597ed00 r5:85202400 [ 1350.594215][ T32] r4:00000001 [ 1350.594237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.594276][ T32] Exception stack(0xecc6dfb0 to 0xecc6dff8) [ 1350.594304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.594333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.594361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.594485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.594514][ T32] r4:8529f900 [ 1350.594767][ T32] INFO: task kworker/1:864:6206 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.594848][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.595045][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.595111][ T32] Call trace: [ 1350.595143][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.595220][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.595257][ T32] r4:00000000 [ 1350.595278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.595320][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.595349][ T32] dd20: d8d6a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.595382][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.595409][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.595435][ T32] r5:800f0013 r4:80239bb0 [ 1350.595457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.595498][ T32] r4:82ac21e4 [ 1350.595518][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.595585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.595612][ T32] r4:dffaddc0 [ 1350.595658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.595711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.595735][ T32] r4:00000000 [ 1350.595757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.595803][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.595840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.595888][ T32] r5:00001000 r4:dfdc7000 [ 1350.595931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.595978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.596046][ T32] r5:848fc38c r4:848fc000 [ 1350.596086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.596141][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.596187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.596263][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.596291][ T32] r4:8484f680 [ 1350.596312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1350.596383][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.596518][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.596770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.597121][ T32] r4:85994800 ** 3 printk messages dropped ** [ 1350.597340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.597636][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.597863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.616666][ T32] r10:00000000 r9:8597dc00 r8:80287e08 r7:ecc6de60 r6:8597dd00 r5:85994800 ** 6 printk messages dropped ** [ 1350.616920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.617710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.617956][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.630871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1350.631192][ T32] r5:848fc38c r4:848fc000 ** 2 printk messages dropped ** [ 1350.631443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.631748][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 6 printk messages dropped ** [ 1350.632038][ T32] INFO: task kworker/1:866:6211 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.632345][ T32] r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000013 r6:ecc75d8c r5:85995400 ** 8 printk messages dropped ** [ 1350.632721][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.633056][ T32] r5:00001000 r4:ebb1b000 [ 1350.633084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.633141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.633212][ T32] r5:8590638c r4:85906000 [ 1350.633237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.633284][ T32] r7:ddde2d80 r6:83018200 r5:8590638c r4:8597dd80 [ 1350.633320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.633416][ T32] r10:61c88647 r9:85995400 r8:8597ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.633442][ T32] r4:8597dd80 [ 1350.633486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.633555][ T32] r10:00000000 r9:8597dd80 r8:80287e08 r7:ecc55e60 r6:8597de80 r5:85995400 [ 1350.633605][ T32] r4:00000001 [ 1350.633648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.633711][ T32] Exception stack(0xecc75fb0 to 0xecc75ff8) [ 1350.633741][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.633770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.633801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.633856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.633884][ T32] r4:8529fc00 [ 1350.634399][ T32] INFO: task kworker/1:866:6211 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.634500][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.634657][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.634722][ T32] Call trace: [ 1350.634782][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.634837][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.634861][ T32] r4:00000000 [ 1350.634888][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.634931][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.635009][ T32] dd20: d936c000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.635043][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.635070][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.635104][ T32] r5:800f0013 r4:80239bb0 [ 1350.635126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.635179][ T32] r4:82ac21e4 [ 1350.635230][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.635303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.635340][ T32] r4:dffaddc0 [ 1350.635363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.635413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.635438][ T32] r4:00000000 [ 1350.635458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.635506][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.635527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.635623][ T32] r5:00001000 r4:dfdc7000 [ 1350.635649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.635692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.635761][ T32] r5:848fc38c r4:848fc000 [ 1350.635787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.635835][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.635859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.635908][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.635932][ T32] r4:8484f680 [ 1350.635976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.636029][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.636117][ T32] r4:00000001 [ 1350.636183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.636258][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.636309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.636368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.636431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.636466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.636490][ T32] r4:848b22c0 [ 1350.636514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.636539][ T32] INFO: task kworker/1:867:6214 blocked for more than 477 seconds. [ 1350.636568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.636594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.636616][ T32] task:kworker/1:867 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.636687][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.636755][ T32] Call trace: [ 1350.636790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.636839][ T32] r10:8291a684 r9:ecc79d84 r8:00000002 r7:60000113 r6:ecc79d8c r5:85996c00 [ 1350.636862][ T32] r4:85996c00 [ 1350.636894][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.636943][ T32] r5:85996c00 r4:8291a680 [ 1350.636966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.637057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.637135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1350.637193][ T32] r4:00000000 [ 1350.637240][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.637309][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.637352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.637397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b580 [ 1350.637424][ T32] r4:00000000 [ 1350.637446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.637516][ T32] r9:83018205 r8:85996c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1350.637545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.637592][ T32] r5:00001000 r4:ebc95000 [ 1350.637613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.637653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.637697][ T32] r5:8590778c r4:85907400 [ 1350.637718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.637767][ T32] r7:ddde2d80 r6:83018200 r5:8590778c r4:8597dc80 [ 1350.637790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.637840][ T32] r10:61c88647 r9:85996c00 r8:8597dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.637865][ T32] r4:8597dc80 [ 1350.637897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.649575][ T32] r10:00000000 r9:8597dc80 r8:80287e08 r7:ecc55e60 r6:8597df00 r5:85996c00 [ 1350.649706][ T32] r4:00000001 [ 1350.649740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.649827][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1350.649867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.649924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.649980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.650041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.650071][ T32] r4:8598b0c0 [ 1350.650529][ T32] INFO: task kworker/1:867:6214 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 2 printk messages dropped ** [ 1350.650799][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.651028][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1350.651374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1350.651650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.652024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.652081][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.652131][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1350.652312][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.652481][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.652656][ T32] INFO: task kworker/1:868:6216 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.652946][ T32] r10:8291a684 r9:ecc7dd84 r8:00000002 r7:60000013 r6:ecc7dd8c r5:85206000 ** 4 printk messages dropped ** [ 1350.653137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.653413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b000 ** 6 printk messages dropped ** [ 1350.653774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.654046][ T32] r4:85963f00 ** 4 printk messages dropped ** [ 1350.654316][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) ** 3 printk messages dropped ** [ 1350.654444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.654937][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.655198][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1350.655293][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1350.655413][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1350.655828][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.655853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.655899][ T32] r5:00001000 r4:dfdc7000 [ 1350.655930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.656000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.656050][ T32] r5:848fc38c r4:848fc000 [ 1350.656085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.656141][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.656188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.656245][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.656270][ T32] r4:8484f680 [ 1350.656291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.656342][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.656367][ T32] r4:00000001 [ 1350.656388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.656426][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.656454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.656505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.656538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.656569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.656596][ T32] r4:848b22c0 [ 1350.656619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.656649][ T32] INFO: task kworker/1:869:6217 blocked for more than 477 seconds. [ 1350.656681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.656719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.656746][ T32] task:kworker/1:869 state:D stack:0 pid:6217 tgid:6217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.656843][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.656915][ T32] Call trace: [ 1350.656973][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.657024][ T32] r10:8291a684 r9:ecc85d84 r8:00000002 r7:60000113 r6:ecc85d8c r5:85206c00 [ 1350.657049][ T32] r4:85206c00 [ 1350.657073][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.657159][ T32] r5:85206c00 r4:8291a680 [ 1350.657185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.657229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.657274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc85e08 [ 1350.657298][ T32] r4:00000000 [ 1350.657321][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.657359][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.657394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.657437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b240 [ 1350.657460][ T32] r4:00000000 [ 1350.657480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.657526][ T32] r9:83018205 r8:85206c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.657549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.657634][ T32] r5:00001000 r4:ebbb3000 [ 1350.657663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.657707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.657753][ T32] r5:85906f8c r4:85906c00 [ 1350.657799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.657851][ T32] r7:ddde2d80 r6:83018200 r5:85906f8c r4:85963f80 [ 1350.657872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.657975][ T32] r10:61c88647 r9:85206c00 r8:85963fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.678851][ T32] r4:85963f80 [ 1350.678898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.678987][ T32] r10:00000000 r9:85963f80 r8:80287e08 r7:ecc79e60 r6:8597ef00 r5:85206c00 [ 1350.679015][ T32] r4:00000001 [ 1350.679037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.679105][ T32] Exception stack(0xecc85fb0 to 0xecc85ff8) [ 1350.679142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.679174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.679202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.679233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.679319][ T32] r4:8598b200 [ 1350.679718][ T32] INFO: task kworker/1:869:6217 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.679756][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.679867][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.679919][ T32] Call trace: [ 1350.679951][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.680034][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.680090][ T32] r4:00000000 [ 1350.680116][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.680158][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.680203][ T32] dd20: d9845000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.680236][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.680262][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.680287][ T32] r5:800f0013 r4:80239bb0 [ 1350.680308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.680352][ T32] r4:82ac21e4 [ 1350.680372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.680418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.680454][ T32] r4:dffaddc0 [ 1350.680480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.680524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.680548][ T32] r4:00000000 [ 1350.680569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.680642][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.680669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.680714][ T32] r5:00001000 r4:dfdc7000 [ 1350.680783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.680830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.680899][ T32] r5:848fc38c r4:848fc000 [ 1350.680949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.681006][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.681030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.681097][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.681126][ T32] r4:8484f680 [ 1350.681146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.681229][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.681274][ T32] r4:00000001 [ 1350.681298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.681339][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.681369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.681399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.681426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.681458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.681481][ T32] r4:848b22c0 [ 1350.681502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.681543][ T32] INFO: task kworker/1:870:6219 blocked for more than 477 seconds. [ 1350.681582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.681608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.681640][ T32] task:kworker/1:870 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.681692][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.681737][ T32] Call trace: [ 1350.681767][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.681816][ T32] r10:8291a684 r9:ecc89d84 r8:00000002 r7:60000113 r6:ecc89d8c r5:85205400 [ 1350.681840][ T32] r4:85205400 [ 1350.681862][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.681905][ T32] r5:85205400 r4:8291a680 [ 1350.681927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.681990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.682040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 [ 1350.682063][ T32] r4:00000000 [ 1350.682088][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.682170][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.682209][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.682252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b3c0 [ 1350.682277][ T32] r4:00000000 [ 1350.682298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.682363][ T32] r9:83018205 r8:85205400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1350.682403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.682490][ T32] r5:00001000 r4:ebc35000 [ 1350.682515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.682557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.682600][ T32] r5:8590738c r4:85907000 [ 1350.682620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.682690][ T32] r7:ddde2d80 r6:83018200 r5:8590738c r4:85963c00 [ 1350.682738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.682792][ T32] r10:61c88647 r9:85205400 r8:85963c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.682828][ T32] r4:85963c00 [ 1350.682852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.682923][ T32] r10:00000000 r9:85963c00 r8:80287e08 r7:ecc79e60 r6:8597ee00 r5:85205400 [ 1350.682949][ T32] r4:00000001 [ 1350.683037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.683118][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) [ 1350.683151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.683181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.683210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.683264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.683291][ T32] r4:8598b200 [ 1350.683594][ T32] INFO: task kworker/1:870:6219 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.683641][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.683712][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.683784][ T32] Call trace: [ 1350.683814][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.683868][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.683892][ T32] r4:00000000 [ 1350.683912][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.683954][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.684007][ T32] dd20: d9845000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.684045][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.684096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.684131][ T32] r5:800f0013 r4:80239bb0 [ 1350.684155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.684196][ T32] r4:82ac21e4 [ 1350.684240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.684289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.684313][ T32] r4:dffaddc0 [ 1350.684362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.684409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.684457][ T32] r4:00000000 [ 1350.684481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.684527][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.684549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.684593][ T32] r5:00001000 r4:dfdc7000 [ 1350.684619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.684685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.684733][ T32] r5:848fc38c r4:848fc000 [ 1350.684754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.684803][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.684837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.684890][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.684913][ T32] r4:8484f680 [ 1350.684956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.685012][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.685037][ T32] r4:00000001 [ 1350.685057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.685124][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.685155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.685186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.685214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.685245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.685292][ T32] r4:848b22c0 [ 1350.685340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.685411][ T32] INFO: task kworker/1:871:6222 blocked for more than 477 seconds. [ 1350.685470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.685497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1350.685692][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.685892][ T32] r5:85201800 r4:8291a680 ** 1 printk messages dropped ** [ 1350.685982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.686267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.686688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.687158][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.687327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.687852][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.687975][ T32] Call trace: [ 1350.714010][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.714152][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.714250][ T32] r4:00000000 [ 1350.714279][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.714343][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.714422][ T32] dd20: da0af000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.714458][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.714506][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.714535][ T32] r5:800f0013 r4:80239bb0 [ 1350.714558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.714604][ T32] r4:82ac21e4 [ 1350.714656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.714707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.714730][ T32] r4:dffaddc0 [ 1350.714750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.714794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.714816][ T32] r4:00000000 [ 1350.714837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.714915][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.714942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.714988][ T32] r5:00001000 r4:dfdc7000 [ 1350.715009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.715081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.715201][ T32] r5:848fc38c r4:848fc000 [ 1350.715226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.715288][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.715352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.715408][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.715435][ T32] r4:8484f680 [ 1350.715457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.715533][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.715559][ T32] r4:00000001 [ 1350.715579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.715616][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.715673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.715705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.715733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.715762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.715785][ T32] r4:848b22c0 [ 1350.715847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.715886][ T32] INFO: task kworker/1:872:6224 blocked for more than 477 seconds. [ 1350.715923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.715950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.715974][ T32] task:kworker/1:872 state:D stack:0 pid:6224 tgid:6224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.716065][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.716116][ T32] Call trace: [ 1350.716157][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.716208][ T32] r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000113 r6:ecc91d8c r5:85204800 [ 1350.716231][ T32] r4:85204800 [ 1350.716251][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.716295][ T32] r5:85204800 r4:8291a680 [ 1350.716315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.716355][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.716398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1350.716420][ T32] r4:00000000 [ 1350.716468][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.716507][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.716542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.716585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b780 [ 1350.716611][ T32] r4:00000000 [ 1350.716661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1350.716732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.716986][ T32] r7:ddde2d80 r6:83018200 r5:85907f8c r4:8598e180 ** 7 printk messages dropped ** [ 1350.717258][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) ** 4 printk messages dropped ** [ 1350.717425][ T32] r4:8598b6c0 ** 5 printk messages dropped ** [ 1350.730235][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 8 printk messages dropped ** [ 1350.730615][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.730956][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.731304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1350.731497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.731664][ T32] r4:00000001 [ 1350.731684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.731721][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.731748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.731780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.731810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.731839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.731862][ T32] r4:848b22c0 [ 1350.731903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.731963][ T32] INFO: task kworker/1:873:6226 blocked for more than 477 seconds. [ 1350.732000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.732025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.732047][ T32] task:kworker/1:873 state:D stack:0 pid:6226 tgid:6226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.732123][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.732208][ T32] Call trace: [ 1350.732243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.732315][ T32] r10:8291a684 r9:ecc95d84 r8:00000002 r7:60000113 r6:ecc95d8c r5:85936c00 [ 1350.732415][ T32] r4:85936c00 [ 1350.732441][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.732485][ T32] r5:85936c00 r4:8291a680 [ 1350.732505][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.732573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.732621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 [ 1350.732672][ T32] r4:00000000 [ 1350.732723][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.732762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.732822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.732868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b980 [ 1350.732893][ T32] r4:00000000 [ 1350.732913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.732987][ T32] r9:83018205 r8:85936c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.733012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.733055][ T32] r5:00001000 r4:ebd67000 [ 1350.733075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.733167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.733253][ T32] r5:8590838c r4:85908000 [ 1350.733276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.733358][ T32] r7:ddde2d80 r6:83018200 r5:8590838c r4:8598e200 [ 1350.733440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.733585][ T32] r10:61c88647 r9:85936c00 r8:8598e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.733644][ T32] r4:8598e200 [ 1350.733767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.733839][ T32] r10:00000000 r9:8598e200 r8:80287e08 r7:ecc91e60 r6:859ca000 r5:85936c00 [ 1350.733883][ T32] r4:00000001 [ 1350.733910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.733950][ T32] Exception stack(0xecc95fb0 to 0xecc95ff8) [ 1350.734062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.734133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.734187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.734309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.734402][ T32] r4:8598b7c0 [ 1350.734858][ T32] INFO: task kworker/1:873:6226 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.734912][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.735006][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.735124][ T32] Call trace: [ 1350.735166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.735272][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.735337][ T32] r4:00000000 [ 1350.735398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.735490][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.735567][ T32] dd20: da6cd000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.735634][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.735670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.735698][ T32] r5:800f0013 r4:80239bb0 [ 1350.735720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.735800][ T32] r4:82ac21e4 [ 1350.735863][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.735943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.735971][ T32] r4:dffaddc0 [ 1350.736031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.736164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.736192][ T32] r4:00000000 [ 1350.736213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.736289][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.736317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.736395][ T32] r5:00001000 r4:dfdc7000 [ 1350.736421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.736464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.736508][ T32] r5:848fc38c r4:848fc000 [ 1350.736529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.736576][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.736597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.736645][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.736683][ T32] r4:8484f680 [ 1350.736706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.736806][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.736835][ T32] r4:00000001 [ 1350.736883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.736927][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.736956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.737017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.737095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.737142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.737168][ T32] r4:848b22c0 [ 1350.737200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.737230][ T32] INFO: task kworker/1:874:6228 blocked for more than 477 seconds. [ 1350.737260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.737284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.737344][ T32] task:kworker/1:874 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.737479][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.737527][ T32] Call trace: [ 1350.737557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.737608][ T32] r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000013 r6:ecc81d8c r5:85996000 [ 1350.737631][ T32] r4:85996000 [ 1350.737652][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.737725][ T32] r5:85996000 r4:8291a680 [ 1350.737776][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.737820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.737864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1350.737944][ T32] r4:00000000 [ 1350.738041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.762448][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.762535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.762585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598bd80 [ 1350.762652][ T32] r4:00000000 [ 1350.762684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1350.763059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.763576][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) ** 2 printk messages dropped ** [ 1350.763789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.764319][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.764715][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 3 printk messages dropped ** [ 1350.764847][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1350.764929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 3 printk messages dropped ** [ 1350.765052][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.765124][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1350.765453][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.765494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.765638][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 2 printk messages dropped ** [ 1350.765733][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1350.765792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.766221][ T32] task:kworker/1:875 state:D stack:0 pid:6230 tgid:6230 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.766508][ T32] r4:85993000 ** 2 printk messages dropped ** [ 1350.766680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.767012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.767086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.767135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598ba00 [ 1350.767158][ T32] r4:00000000 [ 1350.767179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.767255][ T32] r9:83018205 r8:85993000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1350.767308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.767354][ T32] r5:00001000 r4:ec6f1000 [ 1350.767375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.767414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.767457][ T32] r5:8590878c r4:85908400 [ 1350.767528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.767579][ T32] r7:ddde2d80 r6:83018200 r5:8590878c r4:8598e000 [ 1350.767603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.767654][ T32] r10:61c88647 r9:85993000 r8:8598e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.767677][ T32] r4:8598e000 [ 1350.767753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.767805][ T32] r10:00000000 r9:8598e000 r8:80287e08 r7:ecc81e60 r6:8598e400 r5:85993000 [ 1350.767828][ T32] r4:00000001 [ 1350.767848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.767883][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) [ 1350.767947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.768044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.784000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.784057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.784091][ T32] r4:8598bb40 [ 1350.784487][ T32] INFO: task kworker/1:875:6230 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.784523][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.784667][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.784763][ T32] Call trace: [ 1350.784796][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.784880][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.784911][ T32] r4:00000000 [ 1350.784934][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.784976][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.785006][ T32] dd20: db2b8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.785068][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.785124][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.785183][ T32] r5:800f0013 r4:80239bb0 [ 1350.785208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.785253][ T32] r4:82ac21e4 [ 1350.785274][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.785318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.785342][ T32] r4:dffaddc0 [ 1350.785390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.785487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.785552][ T32] r4:00000000 [ 1350.785577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.785626][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.785648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.785716][ T32] r5:00001000 r4:dfdc7000 [ 1350.785740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.785814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.785891][ T32] r5:848fc38c r4:848fc000 [ 1350.785918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.785970][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.785996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.786076][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.786143][ T32] r4:8484f680 [ 1350.786202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.786256][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.786280][ T32] r4:00000001 [ 1350.786381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.786461][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.786493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.786524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.786551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.786608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.786635][ T32] r4:848b22c0 [ 1350.786660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.786690][ T32] INFO: task kworker/0:668:6232 blocked for more than 477 seconds. [ 1350.786755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.786814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.786937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.787509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.787736][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.801339][ T32] r5:857d338c r4:857d3000 ** 7 printk messages dropped ** [ 1350.801631][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.801818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.802658][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.802836][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 4 printk messages dropped ** [ 1350.803006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1350.803487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.803784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.804013][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.804226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.804361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.804414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.804439][ T32] task:kworker/1:876 state:D stack:0 pid:6234 tgid:6234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.804486][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.804598][ T32] Call trace: [ 1350.804652][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.804703][ T32] r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:85991800 [ 1350.804727][ T32] r4:85991800 [ 1350.804773][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.804821][ T32] r5:85991800 r4:8291a680 [ 1350.804843][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.804883][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.804927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1350.804975][ T32] r4:00000000 [ 1350.805038][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.805081][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.805119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.805162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598bf00 [ 1350.805185][ T32] r4:00000000 [ 1350.805233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.805283][ T32] r9:83018205 r8:85991800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1350.805305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.805348][ T32] r5:00001000 r4:eca3d000 [ 1350.805375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.805465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.805540][ T32] r5:85908f8c r4:85908c00 [ 1350.805564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.805613][ T32] r7:ddde2d80 r6:83018200 r5:85908f8c r4:8598e500 [ 1350.805633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.805681][ T32] r10:61c88647 r9:85991800 r8:8598e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.805704][ T32] r4:8598e500 [ 1350.805750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.805800][ T32] r10:00000000 r9:8598e500 r8:80287e08 r7:ecc81e60 r6:8598e580 r5:85991800 [ 1350.805823][ T32] r4:00000001 [ 1350.805844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.805879][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1350.805906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.805934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.805988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.806023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.806046][ T32] r4:8598bd40 [ 1350.806314][ T32] INFO: task kworker/1:876:6234 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.806384][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.806443][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.806520][ T32] Call trace: [ 1350.806552][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.806607][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.806630][ T32] r4:00000000 [ 1350.806650][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.806690][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.806719][ T32] dd20: db70d000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.806777][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.806808][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.806834][ T32] r5:800f0013 r4:80239bb0 [ 1350.806879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.806954][ T32] r4:82ac21e4 [ 1350.806978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.807022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.807047][ T32] r4:dffaddc0 [ 1350.807066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.807117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.807140][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.807227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.807529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.807577][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.807818][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.818742][ T32] task:kworker/1:877 state:D stack:0 pid:6237 tgid:6237 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.819554][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.820035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.820444][ T32] r5:8590938c r4:85909000 ** 6 printk messages dropped ** [ 1350.820800][ T32] r10:00000000 r9:8598e380 r8:80287e08 r7:ecc9de60 r6:8598e680 r5:85990c00 ** 6 printk messages dropped ** [ 1350.821164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.821898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.822088][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1350.822344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 7 printk messages dropped ** [ 1350.822586][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1350.822829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.822900][ T32] r4:8484f680 ** 2 printk messages dropped ** [ 1350.823001][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.823224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.823527][ T32] task:kworker/1:878 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.824173][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.824384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8000 ** 9 printk messages dropped ** [ 1350.825102][ T32] r7:ddde2d80 r6:83018200 r5:8590978c r4:8598e480 ** 7 printk messages dropped ** [ 1350.825440][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) [ 1350.825478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.825509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.825539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.825595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.825626][ T32] r4:8598b140 [ 1350.826014][ T32] INFO: task kworker/1:878:6238 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.826058][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.826223][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.826277][ T32] Call trace: [ 1350.826379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.826438][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.826462][ T32] r4:00000000 [ 1350.826482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.826545][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.826586][ T32] dd20: db95a000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.826616][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.826641][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.826666][ T32] r5:800f0013 r4:80239bb0 [ 1350.826764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.826875][ T32] r4:82ac21e4 [ 1350.826899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.826961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.826998][ T32] r4:dffaddc0 [ 1350.827020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.827065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.827153][ T32] r4:00000000 [ 1350.827197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.827246][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.827267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.827311][ T32] r5:00001000 r4:dfdc7000 [ 1350.827334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.827375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.827461][ T32] r5:848fc38c r4:848fc000 [ 1350.827486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.827534][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.827583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.827639][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.827691][ T32] r4:8484f680 [ 1350.827714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.827790][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.827816][ T32] r4:00000001 [ 1350.827846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.827916][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.827946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.828026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.860660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.860731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.860759][ T32] r4:848b22c0 [ 1350.860797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.860832][ T32] INFO: task kworker/1:879:6240 blocked for more than 477 seconds. [ 1350.860868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.860893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.860916][ T32] task:kworker/1:879 state:D stack:0 pid:6240 tgid:6240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.860994][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.861067][ T32] Call trace: [ 1350.861107][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.861184][ T32] r10:8291a684 r9:ecca9d84 r8:00000002 r7:60000113 r6:ecca9d8c r5:850d0000 [ 1350.861220][ T32] r4:850d0000 [ 1350.861244][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.861291][ T32] r5:850d0000 r4:8291a680 [ 1350.861312][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.861356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.861400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 [ 1350.861423][ T32] r4:00000000 [ 1350.861464][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.861509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.861549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.861591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c81c0 [ 1350.861614][ T32] r4:00000000 [ 1350.861652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.861731][ T32] r9:83018205 r8:850d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1350.861764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.861855][ T32] r5:00001000 r4:eca79000 [ 1350.861896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.861942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.861986][ T32] r5:85909b8c r4:85909800 [ 1350.862007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.862056][ T32] r7:ddde2d80 r6:83018200 r5:85909b8c r4:8598e700 [ 1350.862084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.862161][ T32] r10:61c88647 r9:850d0000 r8:8598e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.862185][ T32] r4:8598e700 [ 1350.862204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.862263][ T32] r10:00000000 r9:8598e700 r8:80287e08 r7:ecca5e60 r6:8598e880 r5:850d0000 [ 1350.862289][ T32] r4:00000001 [ 1350.862309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.862351][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1350.862389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.862422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.862476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.862539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.862565][ T32] r4:859c80c0 [ 1350.862965][ T32] INFO: task kworker/1:879:6240 is blocked on a mutex likely owned by task kworker/0:154:3670. ** 1 printk messages dropped ** [ 1350.863055][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.863412][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1350.863730][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.863989][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.864232][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1350.864495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.864612][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.864976][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.865325][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.865592][ T32] r5:8580d400 r4:8291a680 ** 5 printk messages dropped ** [ 1350.865796][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.866367][ T32] r5:85909f8c r4:85909c00 ** 6 printk messages dropped ** [ 1350.866765][ T32] r10:00000000 r9:8598e780 r8:80287e08 r7:ecca9e60 r6:8598e900 r5:8580d400 ** 7 printk messages dropped ** [ 1350.867194][ T32] r4:859c8180 ** 5 printk messages dropped ** [ 1350.867829][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 7 printk messages dropped ** [ 1350.879463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1350.879938][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.879961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.880007][ T32] r5:00001000 r4:dfdc7000 [ 1350.880083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.880130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.880264][ T32] r5:848fc38c r4:848fc000 [ 1350.880289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.880371][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.880398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.880449][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.880472][ T32] r4:8484f680 [ 1350.880493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.880545][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.880569][ T32] r4:00000001 [ 1350.880589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.880668][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.880728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.880760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.880821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.880854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.880877][ T32] r4:848b22c0 [ 1350.880982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.881095][ T32] INFO: task kworker/1:881:6244 blocked for more than 477 seconds. [ 1350.881135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.881190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.881217][ T32] task:kworker/1:881 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.881310][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.881364][ T32] Call trace: [ 1350.881445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.881501][ T32] r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:858dec00 [ 1350.881554][ T32] r4:858dec00 [ 1350.881580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.881654][ T32] r5:858dec00 r4:8291a680 [ 1350.881677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.881719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.881763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [ 1350.881786][ T32] r4:00000000 [ 1350.881833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.881873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.881912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.881956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c84c0 [ 1350.881979][ T32] r4:00000000 [ 1350.882046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.882128][ T32] r9:83018205 r8:858dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.882155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.882199][ T32] r5:00001000 r4:eca97000 [ 1350.882220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.882260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.882303][ T32] r5:8590a38c r4:8590a000 [ 1350.882322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.882378][ T32] r7:ddde2d80 r6:83018200 r5:8590a38c r4:8598e980 [ 1350.882401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.882453][ T32] r10:61c88647 r9:858dec00 r8:8598e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.882477][ T32] r4:8598e980 [ 1350.882497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.882543][ T32] r10:00000000 r9:8598e980 r8:80287e08 r7:eccade60 r6:8598e800 r5:858dec00 [ 1350.882568][ T32] r4:00000001 [ 1350.882615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.882660][ T32] Exception stack(0xeccb1fb0 to 0xeccb1ff8) [ 1350.882692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.882759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.882818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.882852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.882914][ T32] r4:859c8240 [ 1350.883327][ T32] INFO: task kworker/1:881:6244 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.883362][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.883418][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.883480][ T32] Call trace: [ 1350.883605][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.883667][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.883747][ T32] r4:00000000 [ 1350.883904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.883976][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.884021][ T32] dd20: dc647000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.884101][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.884135][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.884164][ T32] r5:800f0013 r4:80239bb0 [ 1350.884186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.884283][ T32] r4:82ac21e4 [ 1350.884309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.884413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.884446][ T32] r4:dffaddc0 [ 1350.884686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1350.884909][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1350.885330][ T32] r5:848fc38c r4:848fc000 ** 2 printk messages dropped ** [ 1350.885524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.885578][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.886187][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.886496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.886726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.886760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.887138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.887166][ T32] r4:848b22c0 [ 1350.887189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.887712][ T32] INFO: task kworker/1:882:6246 blocked for more than 477 seconds. [ 1350.887753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.888067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.911195][ T32] task:kworker/1:882 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.911287][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.911470][ T32] Call trace: [ 1350.911512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.911575][ T32] r10:8291a684 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:85998000 [ 1350.911601][ T32] r4:85998000 [ 1350.911623][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.911667][ T32] r5:85998000 r4:8291a680 [ 1350.911721][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.911768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.911911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1350.911972][ T32] r4:00000000 [ 1350.911995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.912032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.912101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.912149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8640 [ 1350.912172][ T32] r4:00000000 [ 1350.912193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.912273][ T32] r9:83018205 r8:85998000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1350.912298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.912347][ T32] r5:00001000 r4:ecaa3000 [ 1350.912445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.912491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.912535][ T32] r5:8590a78c r4:8590a400 [ 1350.912555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.912638][ T32] r7:ddde2d80 r6:83018200 r5:8590a78c r4:8598ea00 [ 1350.912692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.912909][ T32] r10:00000000 r9:8598ea00 r8:80287e08 r7:eccb1e60 r6:8598eb80 r5:85998000 ** 3 printk messages dropped ** [ 1350.913177][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.914388][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.915022][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 6 printk messages dropped ** [ 1350.915471][ T32] r4:dffaddc0 [ 1350.915520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.915593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.915619][ T32] r4:00000000 [ 1350.915668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.915722][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.915777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.915826][ T32] r5:00001000 r4:dfdc7000 [ 1350.915847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.915887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.915931][ T32] r5:848fc38c r4:848fc000 [ 1350.915950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.915998][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1350.916049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.916151][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.916178][ T32] r4:8484f680 [ 1350.916201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.916282][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.916308][ T32] r4:00000001 [ 1350.916333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.916370][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.916425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.916506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.916537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.916567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.916589][ T32] r4:848b22c0 [ 1350.916612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.916671][ T32] INFO: task kworker/1:883:6248 blocked for more than 477 seconds. [ 1350.916739][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.916770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.916792][ T32] task:kworker/1:883 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.916871][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.916937][ T32] Call trace: [ 1350.916972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.917049][ T32] r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:85998c00 [ 1350.917110][ T32] r4:85998c00 [ 1350.917134][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.917179][ T32] r5:85998c00 r4:8291a680 [ 1350.917226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.917269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.917314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 [ 1350.917371][ T32] r4:00000000 [ 1350.917423][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.917498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.917537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.917580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8940 [ 1350.917607][ T32] r4:00000000 [ 1350.917659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.917708][ T32] r9:83018205 r8:85998c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1350.917779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.917860][ T32] r5:00001000 r4:ecabd000 [ 1350.917900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.918089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.935058][ T32] r5:8590af8c r4:8590ac00 [ 1350.935115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.935193][ T32] r7:ddde2d80 r6:83018200 r5:8590af8c r4:8598ea80 [ 1350.935217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.935572][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) ** 3 printk messages dropped ** [ 1350.935723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1350.936456][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.936885][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 2 printk messages dropped ** [ 1350.937020][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1350.937275][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1350.937826][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.952627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.952867][ T32] r5:848fc38c r4:848fc000 ** 2 printk messages dropped ** [ 1350.953015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.953096][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.953124][ T32] r4:8484f680 [ 1350.953145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.953207][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1350.953233][ T32] r4:00000001 [ 1350.953254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.953294][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1350.953350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.953444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.953478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.953537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.953563][ T32] r4:848b22c0 [ 1350.953602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.953663][ T32] INFO: task kworker/1:884:6250 blocked for more than 477 seconds. [ 1350.953702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.953728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.953750][ T32] task:kworker/1:884 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.953811][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.953962][ T32] Call trace: [ 1350.954041][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.954230][ T32] r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000113 r6:eccbdd8c r5:85999800 [ 1350.954267][ T32] r4:85999800 [ 1350.954290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.954361][ T32] r5:85999800 r4:8291a680 [ 1350.954388][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.954429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.954478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 [ 1350.954502][ T32] r4:00000000 [ 1350.954522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.954558][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.954595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.954638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c87c0 [ 1350.954702][ T32] r4:00000000 [ 1350.954727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.954775][ T32] r9:83018205 r8:85999800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1350.954799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.954846][ T32] r5:00001000 r4:ecab5000 [ 1350.954867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.954935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.955024][ T32] r5:8590ab8c r4:8590a800 [ 1350.955047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.955101][ T32] r7:ddde2d80 r6:83018200 r5:8590ab8c r4:8598eb00 [ 1350.955122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.955171][ T32] r10:61c88647 r9:85999800 r8:8598eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.955194][ T32] r4:8598eb00 ** 4 printk messages dropped ** [ 1350.955384][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) ** 2 printk messages dropped ** [ 1350.955468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.956099][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.956304][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 5 printk messages dropped ** [ 1350.956477][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.956720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1350.957183][ T32] r5:848fc38c r4:848fc000 ** 2 printk messages dropped ** [ 1350.957278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.957530][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 6 printk messages dropped ** [ 1350.957797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.970907][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.971377][ T32] r5:8599a400 r4:8291a680 ** 1 printk messages dropped ** [ 1350.971489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.971836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8d00 ** 7 printk messages dropped ** [ 1350.972240][ T32] r5:8590b78c r4:8590b400 ** 4 printk messages dropped ** [ 1350.972430][ T32] r4:8598ec00 ** 4 printk messages dropped ** [ 1350.972584][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) ** 3 printk messages dropped ** [ 1350.972755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.973535][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.973706][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 ** 5 printk messages dropped ** [ 1350.973945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 ** 6 printk messages dropped ** [ 1350.974240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.974553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.974763][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 ** 5 printk messages dropped ** [ 1350.974923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.975156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.975496][ T32] r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:8599b000 ** 5 printk messages dropped ** [ 1350.975768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 ** 5 printk messages dropped ** [ 1350.975976][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.976218][ T32] r5:8590b38c r4:8590b000 [ 1350.976238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.976285][ T32] r7:ddde2d80 r6:83018200 r5:8590b38c r4:8598ed00 [ 1350.976306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.976354][ T32] r10:61c88647 r9:8599b000 r8:8598ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.976377][ T32] r4:8598ed00 [ 1350.976397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.976442][ T32] r10:00000000 r9:8598ed00 r8:80287e08 r7:eccc1e60 r6:8598ee00 r5:8599b000 [ 1350.976465][ T32] r4:00000001 [ 1350.976484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.976520][ T32] Exception stack(0xeccc9fb0 to 0xeccc9ff8) [ 1350.976547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.976576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.976604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.976634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.976695][ T32] r4:859c89c0 [ 1350.976961][ T32] INFO: task kworker/1:886:6253 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1350.976993][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.977047][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.977112][ T32] Call trace: [ 1350.977202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.977291][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1350.977319][ T32] r4:00000000 [ 1350.977350][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.977395][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1350.977424][ T32] dd20: ddb97000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1350.977453][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1350.977479][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.977531][ T32] r5:800f0013 r4:80239bb0 [ 1350.977555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.977678][ T32] r4:82ac21e4 [ 1350.977734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.977794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1350.977817][ T32] r4:dffaddc0 [ 1350.977838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.977882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1350.977905][ T32] r4:00000000 [ 1350.978000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.999629][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.999681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.999794][ T32] r5:00001000 r4:dfdc7000 [ 1350.999821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.999865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.999912][ T32] r5:848fc38c r4:848fc000 [ 1350.999932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.999982][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.000004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.000053][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.000083][ T32] r4:8484f680 [ 1351.000105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.000153][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.000178][ T32] r4:00000001 [ 1351.000199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.000250][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.000286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.000322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.000386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.000422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.000446][ T32] r4:848b22c0 [ 1351.000470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.000513][ T32] INFO: task kworker/1:887:6256 blocked for more than 477 seconds. [ 1351.000549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.000576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.000599][ T32] task:kworker/1:887 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.000660][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.000705][ T32] Call trace: [ 1351.000738][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.000792][ T32] r10:8291a684 r9:eccc5d84 r8:00000002 r7:60000113 r6:eccc5d8c r5:8599bc00 [ 1351.000815][ T32] r4:8599bc00 [ 1351.000838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.000896][ T32] r5:8599bc00 r4:8291a680 [ 1351.000921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.000963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.001007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 1351.001030][ T32] r4:00000000 [ 1351.001050][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.001155][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.001207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.001252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8e40 [ 1351.001297][ T32] r4:00000000 [ 1351.001347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.001423][ T32] r9:83018205 r8:8599bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1351.001453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.001497][ T32] r5:00001000 r4:eccd5000 [ 1351.001517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.001557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.001601][ T32] r5:8590bb8c r4:8590b800 [ 1351.001621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.001668][ T32] r7:ddde2d80 r6:83018200 r5:8590bb8c r4:8598ef80 [ 1351.001688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.001736][ T32] r10:61c88647 r9:8599bc00 r8:8598efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.001760][ T32] r4:8598ef80 [ 1351.001781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.001830][ T32] r10:00000000 r9:8598ef80 r8:80287e08 r7:eccc1e60 r6:8598ef00 r5:8599bc00 [ 1351.001853][ T32] r4:00000001 [ 1351.001873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.001933][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 1351.001987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.002020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.002048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.002084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.002154][ T32] r4:859c8c40 [ 1351.002569][ T32] INFO: task kworker/1:887:6256 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.002617][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.002680][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.002836][ T32] Call trace: [ 1351.002871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.002949][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.002977][ T32] r4:00000000 [ 1351.002998][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.003052][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.003103][ T32] dd20: ddfb8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.003137][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.003163][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.003190][ T32] r5:800f0013 r4:80239bb0 [ 1351.003235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.003281][ T32] r4:82ac21e4 [ 1351.003304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.003383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.003423][ T32] r4:dffaddc0 [ 1351.003445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.003489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.003512][ T32] r4:00000000 [ 1351.003533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.003600][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.003643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.003691][ T32] r5:00001000 r4:dfdc7000 [ 1351.003725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.003771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.003815][ T32] r5:848fc38c r4:848fc000 [ 1351.003837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.003945][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.003971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.004082][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.004118][ T32] r4:8484f680 [ 1351.004222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.004275][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.004299][ T32] r4:00000001 [ 1351.004318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.004356][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.004383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.004413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.004442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.004500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.004599][ T32] r4:848b22c0 [ 1351.004624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.004652][ T32] INFO: task kworker/1:888:6258 blocked for more than 477 seconds. [ 1351.004680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.004704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.004725][ T32] task:kworker/1:888 state:D stack:0 pid:6258 tgid:6258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.004773][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.004815][ T32] Call trace: [ 1351.004909][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.004960][ T32] r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:8599c800 [ 1351.004983][ T32] r4:8599c800 [ 1351.005003][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1351.005264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.005563][ T32] r9:83018205 r8:8599c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 9 printk messages dropped ** [ 1351.006084][ T32] r4:84a07080 ** 4 printk messages dropped ** [ 1351.006284][ T32] Exception stack(0xeccd9fb0 to 0xeccd9ff8) ** 3 printk messages dropped ** [ 1351.006402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.007083][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.007241][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.007680][ T32] r4:dffaddc0 ** 5 printk messages dropped ** [ 1351.027825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.028623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.028886][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.029165][ T32] task:kworker/1:889 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.029527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.029797][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.029978][ T32] r5:00001000 r4:dfb03000 ** 7 printk messages dropped ** [ 1351.030339][ T32] r4:84a07000 ** 4 printk messages dropped ** [ 1351.030521][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) ** 6 printk messages dropped ** [ 1351.031180][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.031842][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.032043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 7 printk messages dropped ** [ 1351.032390][ T32] r5:848fc38c r4:848fc000 ** 2 printk messages dropped ** [ 1351.032532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.032748][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.032835][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.033014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.033042][ T32] INFO: task kworker/1:890:6262 blocked for more than 477 seconds. [ 1351.033072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.033104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.033125][ T32] task:kworker/1:890 state:D stack:0 pid:6262 tgid:6262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.033174][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.033217][ T32] Call trace: [ 1351.033247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.033296][ T32] r10:8291a684 r9:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:8599e000 [ 1351.033339][ T32] r4:8599e000 [ 1351.033401][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.033453][ T32] r5:8599e000 r4:8291a680 [ 1351.033474][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.033514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.033600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 [ 1351.033655][ T32] r4:00000000 [ 1351.033701][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.033743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.033781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.033825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae23c0 [ 1351.033848][ T32] r4:00000000 [ 1351.033869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.033915][ T32] r9:83018205 r8:8599e000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1351.033950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.034023][ T32] r5:00001000 r4:eadd5000 [ 1351.034058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.034131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.034178][ T32] r5:85a1878c r4:85a18400 [ 1351.034199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.034248][ T32] r7:ddde2d80 r6:83018200 r5:85a1878c r4:84a07200 [ 1351.034268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.034345][ T32] r10:61c88647 r9:8599e000 r8:84a0722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.034372][ T32] r4:84a07200 [ 1351.034441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.034491][ T32] r10:00000000 r9:84a07200 r8:80287e08 r7:ecce1e60 r6:84a07380 r5:8599e000 [ 1351.034515][ T32] r4:00000001 [ 1351.034583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.034625][ T32] Exception stack(0xeccedfb0 to 0xeccedff8) [ 1351.034654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.034683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.034710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.034766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.034792][ T32] r4:84ae2200 [ 1351.035057][ T32] INFO: task kworker/1:890:6262 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.035159][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.035255][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.035342][ T32] Call trace: [ 1351.035418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.035500][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.035525][ T32] r4:00000000 [ 1351.035570][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.035635][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.035695][ T32] dd20: de4b8000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.035729][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.035771][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.035800][ T32] r5:800f0013 r4:80239bb0 [ 1351.035822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.035863][ T32] r4:82ac21e4 [ 1351.035908][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.035956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.036003][ T32] r4:dffaddc0 [ 1351.036027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.036071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.036099][ T32] r4:00000000 [ 1351.036137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.036186][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.036225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.036284][ T32] r5:00001000 r4:dfdc7000 [ 1351.036306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.036347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.036389][ T32] r5:848fc38c r4:848fc000 [ 1351.036482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.036536][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.036559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.036607][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.036635][ T32] r4:8484f680 [ 1351.036657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.036704][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.036727][ T32] r4:00000001 [ 1351.036746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.036783][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.036810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.036855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.036915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.036954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.037009][ T32] r4:848b22c0 [ 1351.037041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1351.037145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1351.037282][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.037496][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:8599ec00 ** 4 printk messages dropped ** [ 1351.037767][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.068538][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.068611][ T32] r9:83018205 r8:8599ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1351.068634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.068700][ T32] r5:00001000 r4:eb669000 [ 1351.068730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.068775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.068818][ T32] r5:85a18f8c r4:85a18c00 [ 1351.068839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.068888][ T32] r7:ddde2d80 r6:83018200 r5:85a18f8c r4:84a07280 [ 1351.068909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.068957][ T32] r10:61c88647 r9:8599ec00 r8:84a072ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.068980][ T32] r4:84a07280 [ 1351.069000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.069097][ T32] r10:00000000 r9:84a07280 r8:80287e08 r7:eccede60 r6:84a07480 r5:8599ec00 [ 1351.069125][ T32] r4:00000001 [ 1351.069164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.069231][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1351.069271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.069301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.069327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.069378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.069405][ T32] r4:84ae2380 [ 1351.069823][ T32] INFO: task kworker/1:891:6263 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.069860][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.069958][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.070035][ T32] Call trace: [ 1351.070066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.070166][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.070194][ T32] r4:00000000 [ 1351.070216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.070258][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.070287][ T32] dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.070352][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.070382][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.070407][ T32] r5:800f0013 r4:80239bb0 [ 1351.070428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.070470][ T32] r4:82ac21e4 [ 1351.070500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.070557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.070586][ T32] r4:dffaddc0 [ 1351.070607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.070650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.070673][ T32] r4:00000000 [ 1351.070692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.070737][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.070758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.070801][ T32] r5:00001000 r4:dfdc7000 [ 1351.070830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.070874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.070917][ T32] r5:848fc38c r4:848fc000 [ 1351.070937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.070985][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.071008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.071056][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.071086][ T32] r4:8484f680 [ 1351.071107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.071155][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.071198][ T32] r4:00000001 [ 1351.071222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.071259][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.071287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.071316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.071345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.071375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.071400][ T32] r4:848b22c0 [ 1351.071421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.071449][ T32] INFO: task kworker/1:892:6265 blocked for more than 477 seconds. [ 1351.071484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.071523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.071559][ T32] task:kworker/1:892 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.071631][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.071707][ T32] Call trace: [ 1351.071762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.071813][ T32] r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:85920000 [ 1351.071837][ T32] r4:85920000 [ 1351.071859][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.071924][ T32] r5:85920000 r4:8291a680 [ 1351.071964][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.072008][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.072053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 [ 1351.072080][ T32] r4:00000000 [ 1351.072118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.072159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.072208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.072254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2540 [ 1351.072288][ T32] r4:00000000 [ 1351.072320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.072381][ T32] r9:83018205 r8:85920000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.072409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.072462][ T32] r5:00001000 r4:eb21b000 [ 1351.072485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.072545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.072607][ T32] r5:85a18b8c r4:85a18800 [ 1351.072630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.072686][ T32] r7:ddde2d80 r6:83018200 r5:85a18b8c r4:84a07300 [ 1351.072718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.072790][ T32] r10:61c88647 r9:85920000 r8:84a0732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.072834][ T32] r4:84a07300 [ 1351.072861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.072909][ T32] r10:00000000 r9:84a07300 r8:80287e08 r7:ecaf5e60 r6:84a07580 r5:85920000 [ 1351.072960][ T32] r4:00000001 [ 1351.072984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.073038][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1351.073098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.073151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.073206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.073239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.073262][ T32] r4:84ae2500 [ 1351.073565][ T32] INFO: task kworker/1:892:6265 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.073625][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.073726][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.073773][ T32] Call trace: [ 1351.073861][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1351.074152][ T32] dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1351.074261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1351.074477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 ** 4 printk messages dropped ** [ 1351.074681][ T32] r5:00001000 r4:dfdc7000 ** 4 printk messages dropped ** [ 1351.074882][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.074908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.075001][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.075182][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.075263][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) ** 1 printk messages dropped ** [ 1351.075343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.075446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.075588][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.075728][ T32] r10:8291a684 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:85920c00 [ 1351.075755][ T32] r4:85920c00 [ 1351.075810][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.075876][ T32] r5:85920c00 r4:8291a680 [ 1351.075912][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.076010][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.076062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 [ 1351.076096][ T32] r4:00000000 [ 1351.076117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.076153][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.076188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.076240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2b00 [ 1351.076266][ T32] r4:00000000 [ 1351.076287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.076334][ T32] r9:83018205 r8:85920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.076355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.076398][ T32] r5:00001000 r4:eba6d000 [ 1351.076418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.076456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.076499][ T32] r5:85a19b8c r4:85a19800 [ 1351.076538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.076590][ T32] r7:ddde2d80 r6:83018200 r5:85a19b8c r4:84a07400 [ 1351.076631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.076683][ T32] r10:61c88647 r9:85920c00 r8:84a0742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.076705][ T32] r4:84a07400 [ 1351.076724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.076770][ T32] r10:00000000 r9:84a07400 r8:80287e08 r7:ecaf5e60 r6:84a07680 r5:85920c00 [ 1351.076803][ T32] r4:00000001 [ 1351.076825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.076862][ T32] Exception stack(0xecb0dfb0 to 0xecb0dff8) [ 1351.076890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.076919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.076945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.076976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.077008][ T32] r4:84ae2680 [ 1351.077249][ T32] INFO: task kworker/1:893:6268 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.077281][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.077369][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.077426][ T32] Call trace: [ 1351.077458][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.077541][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.077589][ T32] r4:00000000 [ 1351.077612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.077652][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.077683][ T32] dd20: decb0000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.077712][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.077758][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.077810][ T32] r5:800f0013 r4:80239bb0 [ 1351.077854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.100127][ T32] r4:82ac21e4 [ 1351.100223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.100311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.100343][ T32] r4:dffaddc0 [ 1351.100366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.100412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.100435][ T32] r4:00000000 [ 1351.100456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.100505][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.100555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.100626][ T32] r5:00001000 r4:dfdc7000 [ 1351.100696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.100766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.100818][ T32] r5:848fc38c r4:848fc000 [ 1351.100860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.100918][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.100941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.100990][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.101033][ T32] r4:8484f680 [ 1351.101063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.101120][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.101144][ T32] r4:00000001 [ 1351.101184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.101231][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.101265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.101299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.101328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.101359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.101401][ T32] r4:848b22c0 [ 1351.101428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.101481][ T32] INFO: task kworker/1:894:6270 blocked for more than 477 seconds. [ 1351.101527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.101575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.101634][ T32] task:kworker/1:894 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.101739][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.101809][ T32] Call trace: [ 1351.101845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.101900][ T32] r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:85921800 [ 1351.101924][ T32] r4:85921800 [ 1351.101944][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.101988][ T32] r5:85921800 r4:8291a680 [ 1351.102008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.102049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.102099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1351.102165][ T32] r4:00000000 [ 1351.102186][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.102240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.102280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1351.102371][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.102461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.102681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.102727][ T32] r7:ddde2d80 r6:83018200 r5:85a1938c r4:84a07500 [ 1351.102748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.102856][ T32] r10:61c88647 r9:85921800 r8:84a0752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.102908][ T32] r4:84a07500 [ 1351.102935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.102982][ T32] r10:00000000 r9:84a07500 r8:80287e08 r7:ecb0de60 r6:84a07780 r5:85921800 [ 1351.103025][ T32] r4:00000001 [ 1351.103054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.103097][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1351.103134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.103166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.103194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.103224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.103247][ T32] r4:84ae2940 [ 1351.103714][ T32] INFO: task kworker/1:894:6270 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.103761][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.103840][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.103889][ T32] Call trace: [ 1351.103941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.103997][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.104041][ T32] r4:00000000 [ 1351.104064][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.104111][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.104141][ T32] dd20: defcb000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.104193][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.104228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.104273][ T32] r5:800f0013 r4:80239bb0 [ 1351.104297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.104343][ T32] r4:82ac21e4 [ 1351.104364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.104408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.104452][ T32] r4:dffaddc0 [ 1351.104478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.104569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.104595][ T32] r4:00000000 [ 1351.104616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.104663][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.104725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.104801][ T32] r5:00001000 r4:dfdc7000 [ 1351.104830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.104872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.104934][ T32] r5:848fc38c r4:848fc000 [ 1351.104959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.105007][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.105030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.105082][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.105115][ T32] r4:8484f680 [ 1351.105158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.105215][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.105238][ T32] r4:00000001 [ 1351.105258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.105312][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.105353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.105388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.105417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.105467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.105493][ T32] r4:848b22c0 [ 1351.105521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.105599][ T32] INFO: task kworker/1:895:6272 blocked for more than 477 seconds. [ 1351.105659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.105723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.105776][ T32] task:kworker/1:895 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.105828][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.105870][ T32] Call trace: [ 1351.105912][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.105966][ T32] r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:85922400 [ 1351.106010][ T32] r4:85922400 [ 1351.106034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.106084][ T32] r5:85922400 r4:8291a680 [ 1351.106150][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.106220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.106267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 1351.106291][ T32] r4:00000000 [ 1351.106319][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.106363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.106399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.106441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae29c0 [ 1351.106465][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.106564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.106801][ T32] r7:ddde2d80 r6:83018200 r5:85a1978c r4:84a07600 ** 7 printk messages dropped ** [ 1351.107089][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) ** 4 printk messages dropped ** [ 1351.107242][ T32] r4:84ae2980 ** 5 printk messages dropped ** [ 1351.107763][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 ** 5 printk messages dropped ** [ 1351.127639][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1351.128383][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.128603][ T32] r5:00001000 r4:dfdc7000 ** 5 printk messages dropped ** [ 1351.128848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.128902][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.129085][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.129180][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.129419][ T32] INFO: task kworker/1:896:6274 blocked for more than 477 seconds. ** 4 printk messages dropped ** [ 1351.129660][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.129779][ T32] r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:85923000 ** 3 printk messages dropped ** [ 1351.129916][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.130080][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.130181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.130411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.130512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.130556][ T32] r5:85a19f8c r4:85a19c00 [ 1351.130576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.130622][ T32] r7:ddde2d80 r6:83018200 r5:85a19f8c r4:84a07880 [ 1351.130670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.130735][ T32] r10:61c88647 r9:85923000 r8:84a078ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.130760][ T32] r4:84a07880 [ 1351.130780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.130845][ T32] r10:00000000 r9:84a07880 r8:80287e08 r7:ecb0de60 r6:84a07980 r5:85923000 [ 1351.130874][ T32] r4:00000001 [ 1351.130894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.130932][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 1351.130980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.131014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.131042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.131085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.131113][ T32] r4:84ae2d40 [ 1351.131494][ T32] INFO: task kworker/1:896:6274 is blocked on a mutex likely owned by task kworker/0:154:3670. [ 1351.131547][ T32] task:kworker/0:154 state:R running task stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.131652][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.131700][ T32] Call trace: [ 1351.131729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.131783][ T32] r10:82ac21c4 r9:84996000 r8:80200be4 r7:dffadd5c r6:ffffffff r5:84996000 [ 1351.131806][ T32] r4:00000000 [ 1351.131844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.131907][ T32] Exception stack(0xdffadd28 to 0xdffadd70) [ 1351.131939][ T32] dd20: df475000 dfd9b000 00000001 80239b98 7f37f000 00000001 [ 1351.131969][ T32] dd40: 82ac15a0 7f37f000 dfd9b000 8280c928 82ac21c4 dffadda4 dffadda8 dffadd78 [ 1351.132021][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.132066][ T32] r5:800f0013 r4:80239bb0 [ 1351.132096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.132159][ T32] r4:82ac21e4 [ 1351.132184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.132239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffaddc0 r5:dffade08 [ 1351.132285][ T32] r4:dffaddc0 [ 1351.132308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.132377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2440 [ 1351.132408][ T32] r4:00000000 [ 1351.132429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.132474][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.132512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.132598][ T32] r5:00001000 r4:dfdc7000 [ 1351.132623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.132686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.132734][ T32] r5:848fc38c r4:848fc000 [ 1351.132754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.132803][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.132845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.132938][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.132964][ T32] r4:8484f680 [ 1351.133006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.133062][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.133090][ T32] r4:00000001 [ 1351.133125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.133166][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.133193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.133222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.133271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.133304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.133403][ T32] r4:848b22c0 [ 1351.133431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.133459][ T32] INFO: task kworker/1:897:6276 blocked for more than 477 seconds. [ 1351.133488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.133512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.133562][ T32] task:kworker/1:897 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.133640][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.133688][ T32] Call trace: [ 1351.133717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.133785][ T32] r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:85923c00 [ 1351.133811][ T32] r4:85923c00 [ 1351.133832][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.133877][ T32] r5:85923c00 r4:8291a680 [ 1351.133897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.133936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.133980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1351.134002][ T32] r4:00000000 [ 1351.134021][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.134056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.134126][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.134187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2e40 [ 1351.134211][ T32] r4:00000000 [ 1351.134232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.134279][ T32] r9:83018205 r8:85923c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1351.134301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.134345][ T32] r5:00001000 r4:ebe59000 [ 1351.134366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.134406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.134469][ T32] r5:85a1a38c r4:85a1a000 [ 1351.134493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.134541][ T32] r7:ddde2d80 r6:83018200 r5:85a1a38c r4:84a07700 [ 1351.134561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.134628][ T32] r10:61c88647 r9:85923c00 r8:84a0772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.134664][ T32] r4:84a07700 [ 1351.134710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.134782][ T32] r10:00000000 r9:84a07700 r8:80287e08 r7:ecb3de60 r6:84a07900 r5:85923c00 [ 1351.134808][ T32] r4:00000001 [ 1351.134848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.134886][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1351.134914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.134970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.135020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.135055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.135752][ T32] Exception stack(0xdffadd28 to 0xdffadd70) ** 6 printk messages dropped ** [ 1351.135967][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.136280][ T32] r5:00001000 r4:dfdc7000 [ 1351.136300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.136341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.136404][ T32] r5:848fc38c r4:848fc000 [ 1351.136428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.136476][ T32] r7:dddced80 r6:83018000 r5:848fc38c r4:8484f680 [ 1351.136498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.136547][ T32] r10:61c88647 r9:84996000 r8:8484f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.136570][ T32] r4:8484f680 [ 1351.136590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.136636][ T32] r10:00000000 r9:8484f680 r8:80287e08 r7:dff71e60 r6:8484f700 r5:84996000 [ 1351.136659][ T32] r4:00000001 [ 1351.136679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.136715][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 1351.136742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.136771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.136819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.136853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.136879][ T32] r4:848b22c0 [ 1351.136901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.136927][ T32] INFO: task kworker/1:898:6279 blocked for more than 477 seconds. [ 1351.136995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.137028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.137050][ T32] task:kworker/1:898 state:D stack:0 pid:6279 tgid:6279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.137119][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.137166][ T32] Call trace: [ 1351.137197][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.137277][ T32] r10:8291a684 r9:ecbadd84 r8:00000002 r7:60000113 r6:ecbadd8c r5:85924800 [ 1351.137326][ T32] r4:85924800 [ 1351.137375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.137424][ T32] r5:85924800 r4:8291a680 [ 1351.137446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.137505][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.137553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [ 1351.137577][ T32] r4:00000000 [ 1351.137635][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.137685][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.137725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.137769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8d80 [ 1351.137792][ T32] r4:00000000 [ 1351.137831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.137926][ T32] r9:83018205 r8:85924800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1351.165228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.165320][ T32] r5:00001000 r4:ec689000 [ 1351.165348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.165397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.165476][ T32] r5:85a1a78c r4:85a1a400 [ 1351.165530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.165588][ T32] r7:ddde2d80 r6:83018200 r5:85a1a78c r4:84a07a00 [ 1351.165611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.165683][ T32] r10:61c88647 r9:85924800 r8:84a07a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.165717][ T32] r4:84a07a00 [ 1351.165748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.165800][ T32] r10:00000000 r9:84a07a00 r8:80287e08 r7:ecb8de60 r6:84a07b00 r5:85924800 [ 1351.165823][ T32] r4:00000001 [ 1351.165843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.165882][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1351.165935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.165998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.166030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.166062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.166092][ T32] r4:859c8f80 [ 1351.166251][ T32] INFO: task kworker/1:898:6279 is blocked on a mutex, but the owner is not found. [ 1351.166327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.166388][ T32] INFO: task kworker/1:899:6280 blocked for more than 477 seconds. [ 1351.166425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.166451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.166479][ T32] task:kworker/1:899 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166538][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.166644][ T32] Call trace: [ 1351.166698][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.166755][ T32] r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:85925400 [ 1351.166780][ T32] r4:85925400 [ 1351.166801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.166864][ T32] r5:85925400 r4:8291a680 [ 1351.166910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.166980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.167048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 [ 1351.167085][ T32] r4:00000000 [ 1351.167108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.167145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.167183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.167246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc000 [ 1351.167274][ T32] r4:00000000 [ 1351.167294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.167367][ T32] r9:83018205 r8:85925400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1351.167394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.167463][ T32] r5:00001000 r4:ec6c5000 [ 1351.167488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.167531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.167576][ T32] r5:85a1ab8c r4:85a1a800 [ 1351.167617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.167667][ T32] r7:ddde2d80 r6:83018200 r5:85a1ab8c r4:84a07b80 [ 1351.167689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.167737][ T32] r10:61c88647 r9:85925400 r8:84a07bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.167763][ T32] r4:84a07b80 [ 1351.167815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.167870][ T32] r10:00000000 r9:84a07b80 r8:80287e08 r7:ecbade60 r6:84a07a80 r5:85925400 [ 1351.183889][ T32] r4:00000001 [ 1351.183957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.184019][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1351.184073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.184115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.184166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.184226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.184252][ T32] r4:84ae2ec0 [ 1351.184639][ T32] INFO: task kworker/1:899:6280 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.184675][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.184742][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.184812][ T32] Call trace: [ 1351.184884][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.184944][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.184969][ T32] r4:00000000 [ 1351.184989][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1351.185087][ T32] 1d20: 7f860000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 9 printk messages dropped ** [ 1351.185562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 8 printk messages dropped ** [ 1351.185962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.186399][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 2 printk messages dropped ** [ 1351.186528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.186763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1351.186915][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.187140][ T32] r5:85926c00 r4:8291a680 ** 1 printk messages dropped ** [ 1351.187238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.187476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.187658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.187897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.196095][ T32] r7:ddde2d80 r6:83018200 r5:85a1b38c r4:84a07c00 [ 1351.196133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.196217][ T32] r10:61c88647 r9:85926c00 r8:84a07c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.196251][ T32] r4:84a07c00 [ 1351.196283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.196361][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.196420][ T32] Exception stack(0xecccdfb0 to 0xecccdff8) [ 1351.196470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.196505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.196532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.196562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.196584][ T32] r4:84abc100 [ 1351.196947][ T32] INFO: task kworker/1:900:6281 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.196981][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.197045][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.197133][ T32] Call trace: [ 1351.197169][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.197243][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.197271][ T32] r4:00000000 [ 1351.197291][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.197332][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.197361][ T32] 1d20: 7f860000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.197392][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.197438][ T32] 1d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1351.197485][ T32] r5:900b0013 r4:80239bb0 [ 1351.197510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.197552][ T32] r4:82ac21e4 [ 1351.197572][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.197615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.197657][ T32] r4:dff71dc0 [ 1351.197680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.197726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.197749][ T32] r4:00000000 [ 1351.197769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.197816][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.197844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.197926][ T32] r5:00001000 r4:dfddb000 [ 1351.198026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.208376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.208457][ T32] r5:848fc78c r4:848fc400 [ 1351.208482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.208532][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.208554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.208644][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.208676][ T32] r4:8484f180 [ 1351.208713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.208767][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.208799][ T32] r4:00000001 [ 1351.208823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.208884][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.208918][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.208980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.209011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.209043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.209084][ T32] r4:848b2240 [ 1351.209139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.209191][ T32] INFO: task kworker/1:901:6284 blocked for more than 477 seconds. [ 1351.209233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.209287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.209312][ T32] task:kworker/1:901 state:D stack:0 pid:6284 tgid:6284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.209389][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.209433][ T32] Call trace: [ 1351.209505][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.209559][ T32] r10:8291a684 r9:ecbc1d84 r8:00000002 r7:60000013 r6:ecbc1d8c r5:85926000 [ 1351.209582][ T32] r4:85926000 [ 1351.209621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.209669][ T32] r5:85926000 r4:8291a680 [ 1351.209690][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.209732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.209784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [ 1351.209810][ T32] r4:00000000 [ 1351.209830][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.209885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.209935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.209981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc240 ** 2 printk messages dropped ** [ 1351.210072][ T32] r9:83018205 r8:85926000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1351.210340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.210409][ T32] r7:ddde2d80 r6:83018200 r5:85a1af8c r4:84a07c80 [ 1351.210433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.210505][ T32] r4:84a07c80 ** 1 printk messages dropped ** [ 1351.210592][ T32] r10:00000000 r9:84a07c80 r8:80287e08 r7:ecccde60 r6:84a07e80 r5:85926000 ** 5 printk messages dropped ** [ 1351.210803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.211341][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.211386][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.211503][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 5 printk messages dropped ** [ 1351.211765][ T32] 1d60: 80230ad0 80239bb0 900b0013 ffffffff ** 4 printk messages dropped ** [ 1351.212010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 3 printk messages dropped ** [ 1351.212149][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.212259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.212394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.212438][ T32] r5:848fc78c r4:848fc400 [ 1351.212469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.212519][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.212541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.212590][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.212613][ T32] r4:8484f180 [ 1351.212631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.212678][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.212702][ T32] r4:00000001 [ 1351.212721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.212758][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.212845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.212889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.212919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.212949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.212971][ T32] r4:848b2240 [ 1351.212991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.213017][ T32] INFO: task kworker/1:902:6286 blocked for more than 477 seconds. [ 1351.213045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.213069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.213096][ T32] task:kworker/1:902 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.213141][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.213215][ T32] Call trace: [ 1351.213246][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.213296][ T32] r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000013 r6:ecbcdd8c r5:85928000 [ 1351.213329][ T32] r4:85928000 [ 1351.213376][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.213441][ T32] r5:85928000 r4:8291a680 [ 1351.213468][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.213508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.213587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 [ 1351.213640][ T32] r4:00000000 [ 1351.213663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.213736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.213779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.213822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc500 [ 1351.213863][ T32] r4:00000000 [ 1351.213887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.213955][ T32] r9:83018205 r8:85928000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.214032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.214090][ T32] r5:00001000 r4:ec7a7000 [ 1351.214152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.214199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.214271][ T32] r5:85a1b78c r4:85a1b400 [ 1351.214314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.214367][ T32] r7:ddde2d80 r6:83018200 r5:85a1b78c r4:84a07d00 [ 1351.214389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.214460][ T32] r10:61c88647 r9:85928000 r8:84a07d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.214490][ T32] r4:84a07d00 [ 1351.214519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.214598][ T32] r10:00000000 r9:84a07d00 r8:80287e08 r7:ecccde60 r6:84a07f80 r5:85928000 [ 1351.214624][ T32] r4:00000001 [ 1351.214663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.214702][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) [ 1351.214740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.214790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.214821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.214852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.214876][ T32] r4:84abc380 [ 1351.215163][ T32] INFO: task kworker/1:902:6286 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.215199][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.215254][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.215299][ T32] Call trace: [ 1351.215382][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.215440][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.215463][ T32] r4:00000000 [ 1351.215504][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.215548][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.215596][ T32] 1d20: 7fad7000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.215652][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.215708][ T32] 1d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1351.215736][ T32] r5:900b0013 r4:80239bb0 [ 1351.215796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.215859][ T32] r4:82ac21e4 [ 1351.215888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.215933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.215956][ T32] r4:dff71dc0 [ 1351.215976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.216018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.216061][ T32] r4:00000000 [ 1351.216110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.216175][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.216198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.216240][ T32] r5:00001000 r4:dfddb000 [ 1351.216289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.216365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.216412][ T32] r5:848fc78c r4:848fc400 [ 1351.216435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.216505][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.216529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.216579][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.216602][ T32] r4:8484f180 [ 1351.216641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.216714][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.216770][ T32] r4:00000001 [ 1351.216814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.216873][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.216902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.216932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.216989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.217022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.217064][ T32] r4:848b2240 [ 1351.217105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.217133][ T32] INFO: task kworker/1:903:6288 blocked for more than 477 seconds. [ 1351.217182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.217233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.217259][ T32] task:kworker/1:903 state:D stack:0 pid:6288 tgid:6288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.217310][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.217380][ T32] Call trace: [ 1351.217411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.217461][ T32] r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000013 r6:ecbe9d8c r5:85929800 [ 1351.217483][ T32] r4:85929800 [ 1351.217503][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.217546][ T32] r5:85929800 r4:8291a680 [ 1351.217585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.217629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.217673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1351.217715][ T32] r4:00000000 [ 1351.217751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.217810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.217849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.235812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc640 [ 1351.235879][ T32] r4:00000000 [ 1351.235903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.235968][ T32] r9:83018205 r8:85929800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.236031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.236089][ T32] r5:00001000 r4:ec83d000 [ 1351.236111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.236153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.236196][ T32] r5:85a1bb8c r4:85a1b800 [ 1351.236216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.236294][ T32] r7:ddde2d80 r6:83018200 r5:85a1bb8c r4:84a07f00 [ 1351.236320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.236371][ T32] r10:61c88647 r9:85929800 r8:84a07f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.236395][ T32] r4:84a07f00 [ 1351.236475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.236526][ T32] r10:00000000 r9:84a07f00 r8:80287e08 r7:ecbcde60 r6:84a07e00 r5:85929800 [ 1351.236578][ T32] r4:00000001 [ 1351.236622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.236664][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) [ 1351.236708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.236742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.236769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.236800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.236822][ T32] r4:84abc440 [ 1351.237176][ T32] INFO: task kworker/1:903:6288 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.237211][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.237300][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.237367][ T32] Call trace: [ 1351.237426][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.237484][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.237509][ T32] r4:00000000 [ 1351.237529][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.237587][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.237619][ T32] 1d20: 7fce4000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.237650][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.237694][ T32] 1d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1351.237722][ T32] r5:900b0013 r4:80239bb0 [ 1351.237743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.237803][ T32] r4:82ac21e4 [ 1351.237833][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.237930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.249870][ T32] r4:dff71dc0 [ 1351.249910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.249970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.250022][ T32] r4:00000000 [ 1351.250065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.250159][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.250187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.250234][ T32] r5:00001000 r4:dfddb000 [ 1351.250254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.250295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.250337][ T32] r5:848fc78c r4:848fc400 [ 1351.250357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.250418][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.250443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.250494][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.250517][ T32] r4:8484f180 [ 1351.250536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.250583][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.250605][ T32] r4:00000001 [ 1351.250674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.250716][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.250746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.250776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.250803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.250834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.250856][ T32] r4:848b2240 [ 1351.250878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.250918][ T32] INFO: task kworker/1:904:6289 blocked for more than 477 seconds. [ 1351.250952][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.250977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.250999][ T32] task:kworker/1:904 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.251051][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.251113][ T32] Call trace: [ 1351.251145][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.251197][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:8592a400 [ 1351.251221][ T32] r4:8592a400 [ 1351.251240][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.251284][ T32] r5:8592a400 r4:8291a680 [ 1351.251304][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.251372][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.251420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1351.251443][ T32] r4:00000000 [ 1351.251463][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.251498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.251532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.251574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abccc0 [ 1351.251597][ T32] r4:00000000 [ 1351.251617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.251681][ T32] r9:83018205 r8:8592a400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1351.251706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.251750][ T32] r5:00001000 r4:ec961000 [ 1351.251770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.251848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.251912][ T32] r5:85a2478c r4:85a24400 [ 1351.251934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.252009][ T32] r7:ddde2d80 r6:83018200 r5:85a2478c r4:8597df80 [ 1351.252034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.252089][ T32] r10:61c88647 r9:8592a400 r8:8597dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.252143][ T32] r4:8597df80 [ 1351.252167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.252215][ T32] r10:00000000 r9:8597df80 r8:80287e08 r7:ecbe9e60 r6:8597de00 r5:8592a400 [ 1351.252237][ T32] r4:00000001 [ 1351.252267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.252306][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 1351.252333][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.252362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.252417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.252469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.252494][ T32] r4:84abc580 [ 1351.252866][ T32] INFO: task kworker/1:904:6289 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.252919][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.253057][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.253111][ T32] Call trace: [ 1351.253174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.253232][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.253256][ T32] r4:00000000 [ 1351.253294][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.253384][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.253422][ T32] 1d20: 8016b000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.253454][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.253479][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.253523][ T32] r5:800b0013 r4:80239bb0 [ 1351.253558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.253635][ T32] r4:82ac21e4 [ 1351.253657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.253702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.253725][ T32] r4:dff71dc0 [ 1351.253771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.253818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.253841][ T32] r4:00000000 [ 1351.253861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.253907][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.253928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.253971][ T32] r5:00001000 r4:dfddb000 [ 1351.253993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.254033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.254100][ T32] r5:848fc78c r4:848fc400 [ 1351.254159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.254215][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.254238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.254287][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.254310][ T32] r4:8484f180 [ 1351.254331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.254378][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.254406][ T32] r4:00000001 [ 1351.254429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.254466][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.254493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.254523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.254562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.254599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.254621][ T32] r4:848b2240 [ 1351.254660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.254695][ T32] INFO: task kworker/1:905:6293 blocked for more than 477 seconds. [ 1351.254724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.254747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.254769][ T32] task:kworker/1:905 state:D stack:0 pid:6293 tgid:6293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.254816][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.254901][ T32] Call trace: [ 1351.254935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.255001][ T32] r10:8291a684 r9:ecc19d84 r8:00000002 r7:60000013 r6:ecc19d8c r5:8592bc00 [ 1351.255027][ T32] r4:8592bc00 [ 1351.255057][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.255108][ T32] r5:8592bc00 r4:8291a680 [ 1351.255129][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.255177][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.255242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1351.255292][ T32] r4:00000000 [ 1351.255321][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.255358][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.255397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.255439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc9c0 [ 1351.255462][ T32] r4:00000000 [ 1351.255482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.255527][ T32] r9:83018205 r8:8592bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1351.255548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.255590][ T32] r5:00001000 r4:ec891000 [ 1351.255609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.255648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.255710][ T32] r5:85a1bf8c r4:85a1bc00 [ 1351.255753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.255804][ T32] r7:ddde2d80 r6:83018200 r5:85a1bf8c r4:84848000 [ 1351.255827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.255894][ T32] r10:61c88647 r9:8592bc00 r8:8484802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.255926][ T32] r4:84848000 [ 1351.255946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.256006][ T32] r10:00000000 r9:84848000 r8:80287e08 r7:ecc01e60 r6:84848180 r5:8592bc00 [ 1351.256032][ T32] r4:00000001 [ 1351.256051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.256092][ T32] Exception stack(0xecc19fb0 to 0xecc19ff8) [ 1351.256119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.256148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.256177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.256207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.256229][ T32] r4:84abc980 [ 1351.256439][ T32] INFO: task kworker/1:905:6293 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.256471][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.256527][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.256572][ T32] Call trace: [ 1351.256624][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.256678][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.256702][ T32] r4:00000000 [ 1351.256722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.256762][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.256791][ T32] 1d20: 8016b000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.256839][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.256886][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.256914][ T32] r5:800b0013 r4:80239bb0 [ 1351.256936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.256975][ T32] r4:82ac21e4 [ 1351.256995][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.257039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.257085][ T32] r4:dff71dc0 [ 1351.257114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.257164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.257187][ T32] r4:00000000 [ 1351.257220][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.257311][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.257345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.257389][ T32] r5:00001000 r4:dfddb000 [ 1351.257411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.257466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.257537][ T32] r5:848fc78c r4:848fc400 [ 1351.257560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.257608][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.257629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.257677][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.257701][ T32] r4:8484f180 [ 1351.257720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.257769][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.257793][ T32] r4:00000001 [ 1351.257812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.257848][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.257884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.278379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.278453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.278490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.278516][ T32] r4:848b2240 [ 1351.278540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.278568][ T32] INFO: task kworker/1:906:6295 blocked for more than 477 seconds. [ 1351.278605][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.278632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.278655][ T32] task:kworker/1:906 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.278710][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.278769][ T32] Call trace: [ 1351.278801][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.278857][ T32] r10:8291a684 r9:eccf1d84 r8:00000002 r7:60000113 r6:eccf1d8c r5:85928c00 [ 1351.278880][ T32] r4:85928c00 [ 1351.278900][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.278943][ T32] r5:85928c00 r4:8291a680 [ 1351.278964][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.279003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.279065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 [ 1351.279100][ T32] r4:00000000 [ 1351.279120][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.279156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.279195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.279237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcbc0 [ 1351.279260][ T32] r4:00000000 [ 1351.279292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.279345][ T32] r9:83018205 r8:85928c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1351.279379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.279426][ T32] r5:00001000 r4:ec8a1000 [ 1351.279447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.279487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.279529][ T32] r5:85a2438c r4:85a24000 [ 1351.279550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.279616][ T32] r7:ddde2d80 r6:83018200 r5:85a2438c r4:84848080 [ 1351.279650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.279700][ T32] r10:61c88647 r9:85928c00 r8:848480ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.279723][ T32] r4:84848080 [ 1351.279742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.279789][ T32] r10:00000000 r9:84848080 r8:80287e08 r7:ecc01e60 r6:84848280 r5:85928c00 [ 1351.279812][ T32] r4:00000001 [ 1351.279831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.279869][ T32] Exception stack(0xeccf1fb0 to 0xeccf1ff8) [ 1351.279896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.279925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.279970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.280004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.280026][ T32] r4:84abc900 [ 1351.280382][ T32] INFO: task kworker/1:906:6295 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.280420][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.280478][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.280552][ T32] Call trace: [ 1351.280582][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.280637][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.280661][ T32] r4:00000000 [ 1351.280681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.280721][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.280750][ T32] 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.280779][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.280805][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.280829][ T32] r5:800b0013 r4:80239bb0 [ 1351.280849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.280890][ T32] r4:82ac21e4 [ 1351.280911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.280954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.280976][ T32] r4:dff71dc0 [ 1351.280995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.281083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.281111][ T32] r4:00000000 [ 1351.281131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.281177][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.281199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.281243][ T32] r5:00001000 r4:dfddb000 [ 1351.281263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.281303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.281347][ T32] r5:848fc78c r4:848fc400 [ 1351.281367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.281414][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.281436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.281484][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.281509][ T32] r4:8484f180 ** 1 printk messages dropped ** [ 1351.281575][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 2 printk messages dropped ** [ 1351.281653][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 3 printk messages dropped ** [ 1351.281779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1351.281923][ T32] task:kworker/1:907 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.282248][ T32] r4:8592c800 [ 1351.282269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.282313][ T32] r5:8592c800 r4:8291a680 [ 1351.282356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.282403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.282448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 [ 1351.282481][ T32] r4:00000000 [ 1351.282504][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.282540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.282620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.282678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841080 [ 1351.282701][ T32] r4:00000000 [ 1351.282721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.282767][ T32] r9:83018205 r8:8592c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1351.282789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.282832][ T32] r5:00001000 r4:ec945000 [ 1351.282872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.282947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.282994][ T32] r5:857d3b8c r4:857d3800 [ 1351.283043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.283100][ T32] r7:ddde2d80 r6:83018200 r5:857d3b8c r4:84848100 [ 1351.283123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.283172][ T32] r10:61c88647 r9:8592c800 r8:8484812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.283195][ T32] r4:84848100 [ 1351.283214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.283289][ T32] r10:00000000 r9:84848100 r8:80287e08 r7:ecc01e60 r6:84848200 r5:8592c800 [ 1351.283363][ T32] r4:00000001 [ 1351.283385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.283461][ T32] Exception stack(0xeccf5fb0 to 0xeccf5ff8) [ 1351.283492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.283521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.283548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.283580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.283603][ T32] r4:84abcd40 [ 1351.283815][ T32] INFO: task kworker/1:907:6296 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.283847][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.283942][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.283991][ T32] Call trace: [ 1351.284021][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.284084][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.284114][ T32] r4:00000000 [ 1351.284146][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.284189][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.284227][ T32] 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.284275][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.284305][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.284330][ T32] r5:800b0013 r4:80239bb0 [ 1351.284363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.284415][ T32] r4:82ac21e4 [ 1351.284438][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.284482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.284535][ T32] r4:dff71dc0 [ 1351.284558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.284601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.284624][ T32] r4:00000000 [ 1351.284663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.284714][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.284738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.284808][ T32] r5:00001000 r4:dfddb000 [ 1351.284852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.284901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.284945][ T32] r5:848fc78c r4:848fc400 [ 1351.284984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.285055][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.285090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.285141][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.285204][ T32] r4:8484f180 [ 1351.285228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.285277][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.285299][ T32] r4:00000001 [ 1351.285319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.285354][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.285385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.285414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.285476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.285515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.285538][ T32] r4:848b2240 [ 1351.285569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.285609][ T32] INFO: task kworker/0:669:6299 blocked for more than 477 seconds. [ 1351.285645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.285688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.285711][ T32] task:kworker/0:669 state:D stack:0 pid:6299 tgid:6299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.285783][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.285825][ T32] Call trace: [ 1351.285854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.285902][ T32] r10:8291a684 r9:ecbddd84 r8:00000002 r7:60000113 r6:ecbddd8c r5:84a18000 [ 1351.285925][ T32] r4:84a18000 [ 1351.285945][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.286007][ T32] r5:84a18000 r4:8291a680 ** 1 printk messages dropped ** [ 1351.286086][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.286297][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.286557][ T32] r5:00001000 r4:dfb27000 ** 2 printk messages dropped ** [ 1351.286660][ T32] r5:84a89f8c r4:84a89c00 [ 1351.286681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.286762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.286856][ T32] r4:859ca200 [ 1351.286876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.286923][ T32] r10:00000000 r9:859ca200 r8:80287e08 r7:ecb51e60 r6:859ca100 r5:84a18000 [ 1351.286946][ T32] r4:00000001 [ 1351.286965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.287001][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1351.287029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.287057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.287090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.287121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.287143][ T32] r4:84813dc0 [ 1351.287348][ T32] INFO: task kworker/0:669:6299 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.287379][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.287433][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.287491][ T32] Call trace: [ 1351.287520][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.287573][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.287597][ T32] r4:00000000 [ 1351.287616][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.287670][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.287702][ T32] 1d20: 80649000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.287748][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.287788][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.287824][ T32] r5:800b0013 r4:80239bb0 [ 1351.287856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.287978][ T32] r4:82ac21e4 [ 1351.309865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.309947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.309991][ T32] r4:dff71dc0 [ 1351.310018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.310066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.310095][ T32] r4:00000000 [ 1351.310148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.310199][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.310221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.310267][ T32] r5:00001000 r4:dfddb000 [ 1351.310288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.310327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.310388][ T32] r5:848fc78c r4:848fc400 [ 1351.310414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.310474][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.310519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.310572][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.310595][ T32] r4:8484f180 [ 1351.310615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.310663][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.310686][ T32] r4:00000001 [ 1351.310706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.310744][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.310774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.310804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.310831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.310862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.310885][ T32] r4:848b2240 [ 1351.310907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.310936][ T32] INFO: task kworker/0:670:6300 blocked for more than 477 seconds. [ 1351.310967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.310991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.311014][ T32] task:kworker/0:670 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.311069][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.311122][ T32] Call trace: [ 1351.311154][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.311206][ T32] r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:84a1b000 [ 1351.311230][ T32] r4:84a1b000 [ 1351.311251][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.311299][ T32] r5:84a1b000 r4:8291a680 [ 1351.311340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.311384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.311428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1351.311451][ T32] r4:00000000 [ 1351.311470][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.311524][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.311563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.311625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841640 [ 1351.311654][ T32] r4:00000000 [ 1351.311675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.311722][ T32] r9:83018005 r8:84a1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1351.311744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.311787][ T32] r5:00001000 r4:ecb33000 [ 1351.311806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.311846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.311904][ T32] r5:857d3f8c r4:857d3c00 [ 1351.311926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.311972][ T32] r7:dddced80 r6:83018000 r5:857d3f8c r4:859ca180 [ 1351.311993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.312041][ T32] r10:61c88647 r9:84a1b000 r8:859ca1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.312063][ T32] r4:859ca180 [ 1351.312100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.312151][ T32] r10:00000000 r9:859ca180 r8:80287e08 r7:ecbdde60 r6:859ca280 r5:84a1b000 [ 1351.312175][ T32] r4:00000001 [ 1351.312195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.312232][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1351.312258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.312287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.312314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.312344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.312366][ T32] r4:859cc980 [ 1351.312698][ T32] INFO: task kworker/0:670:6300 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.312731][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.312788][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.312833][ T32] Call trace: [ 1351.312901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.312974][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.313001][ T32] r4:00000000 [ 1351.313022][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.313063][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.313097][ T32] 1d20: 80d49000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.313136][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.313183][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.313222][ T32] r5:800b0013 r4:80239bb0 [ 1351.313248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.313289][ T32] r4:82ac21e4 [ 1351.313309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.313353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.313376][ T32] r4:dff71dc0 [ 1351.313395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.313476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.313503][ T32] r4:00000000 [ 1351.313523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.313569][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.313590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.313651][ T32] r5:00001000 r4:dfddb000 [ 1351.313677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.313749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.313809][ T32] r5:848fc78c r4:848fc400 [ 1351.313845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.313897][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.313937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.314018][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.314044][ T32] r4:8484f180 [ 1351.314064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.314154][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.314179][ T32] r4:00000001 [ 1351.314199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.314237][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.314263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.314315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.314348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.314386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.314429][ T32] r4:848b2240 [ 1351.314453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.314478][ T32] INFO: task kworker/1:908:6303 blocked for more than 477 seconds. [ 1351.314524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.314551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.314572][ T32] task:kworker/1:908 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.314619][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.314686][ T32] Call trace: [ 1351.314779][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.314832][ T32] r10:8291a684 r9:ecd01d84 r8:00000002 r7:60000113 r6:ecd01d8c r5:84a1bc00 [ 1351.314855][ T32] r4:84a1bc00 [ 1351.314875][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.314939][ T32] r5:84a1bc00 r4:8291a680 [ 1351.314992][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.315036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.315084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd01e08 [ 1351.315137][ T32] r4:00000000 [ 1351.315165][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.315211][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.315250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.315293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5040 [ 1351.315316][ T32] r4:00000000 [ 1351.315336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.315385][ T32] r9:83018205 r8:84a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.315406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.315448][ T32] r5:00001000 r4:ec975000 [ 1351.315468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.315508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.315552][ T32] r5:85a24b8c r4:85a24800 [ 1351.315572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.315620][ T32] r7:ddde2d80 r6:83018200 r5:85a24b8c r4:84848300 [ 1351.315661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.315713][ T32] r10:61c88647 r9:84a1bc00 r8:8484832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.315737][ T32] r4:84848300 [ 1351.315756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.315801][ T32] r10:00000000 r9:84848300 r8:80287e08 r7:ecc01e60 r6:859ca300 r5:84a1bc00 [ 1351.315824][ T32] r4:00000001 [ 1351.315882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.315922][ T32] Exception stack(0xecd01fb0 to 0xecd01ff8) [ 1351.315948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.315977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.316036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.316093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.316141][ T32] r4:84abcec0 [ 1351.316379][ T32] INFO: task kworker/1:908:6303 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.316418][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.316498][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.316582][ T32] Call trace: [ 1351.316621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.316678][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.316722][ T32] r4:00000000 [ 1351.316751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1351.316920][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.317204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 10 printk messages dropped ** [ 1351.317591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.334830][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 1351.335172][ T32] INFO: task kworker/1:909:6305 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.335524][ T32] r4:84a1c800 ** 4 printk messages dropped ** [ 1351.335692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 ** 4 printk messages dropped ** [ 1351.335924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5200 ** 6 printk messages dropped ** [ 1351.336177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.336220][ T32] r5:85a24f8c r4:85a24c00 ** 1 printk messages dropped ** [ 1351.336364][ T32] r7:ddde2d80 r6:83018200 r5:85a24f8c r4:84848480 ** 1 printk messages dropped ** [ 1351.336441][ T32] r10:61c88647 r9:84a1c800 r8:848484ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.336626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.336904][ T32] r4:859d5100 ** 1 printk messages dropped ** [ 1351.337311][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.337704][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 4 printk messages dropped ** [ 1351.337837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.350167][ T32] r4:dff71dc0 [ 1351.350209][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.350273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.350297][ T32] r4:00000000 [ 1351.350317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.350370][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.350393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.350457][ T32] r5:00001000 r4:dfddb000 [ 1351.350501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.350546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.350590][ T32] r5:848fc78c r4:848fc400 [ 1351.350613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.350662][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.350684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.350753][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.350801][ T32] r4:8484f180 [ 1351.350829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.350922][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.350969][ T32] r4:00000001 [ 1351.350993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.351053][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.351101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.351158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.351219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.351253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.351276][ T32] r4:848b2240 [ 1351.351300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.351350][ T32] INFO: task kworker/1:910:6307 blocked for more than 477 seconds. [ 1351.351388][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.351418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.351469][ T32] task:kworker/1:910 state:D stack:0 pid:6307 tgid:6307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.351543][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.351616][ T32] Call trace: [ 1351.351649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.351724][ T32] r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:84a1d400 [ 1351.351756][ T32] r4:84a1d400 [ 1351.351778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.351823][ T32] r5:84a1d400 r4:8291a680 [ 1351.351844][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.351903][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.351948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 [ 1351.351971][ T32] r4:00000000 [ 1351.351990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.352025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.352067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.352153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5340 [ 1351.352180][ T32] r4:00000000 [ 1351.352199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.352247][ T32] r9:83018205 r8:84a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1351.352268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.352311][ T32] r5:00001000 r4:ec9a5000 [ 1351.352335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.352377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.352440][ T32] r5:85a2538c r4:85a25000 [ 1351.352479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.352562][ T32] r7:ddde2d80 r6:83018200 r5:85a2538c r4:84848500 [ 1351.352604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.352659][ T32] r10:61c88647 r9:84a1d400 r8:8484852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.352704][ T32] r4:84848500 [ 1351.352732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.352820][ T32] r10:00000000 r9:84848500 r8:80287e08 r7:ecd05e60 r6:859ca380 r5:84a1d400 [ 1351.352846][ T32] r4:00000001 [ 1351.352866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.352906][ T32] Exception stack(0xecd09fb0 to 0xecd09ff8) [ 1351.352934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.352964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.353014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.353086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.353143][ T32] r4:859d51c0 [ 1351.353646][ T32] INFO: task kworker/1:910:6307 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.353709][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.353843][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.353930][ T32] Call trace: [ 1351.353990][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.354087][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.354150][ T32] r4:00000000 [ 1351.354172][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.354218][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.354284][ T32] 1d20: 81397000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.354327][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.354355][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.354416][ T32] r5:800b0013 r4:80239bb0 [ 1351.354466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.354529][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1351.354662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 1351.355136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.355783][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 6 printk messages dropped ** [ 1351.356084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.356322][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.356368][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.356487][ T32] r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000013 r6:ecd0dd8c r5:84a1e000 ** 3 printk messages dropped ** [ 1351.356622][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.356935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.357120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5480 ** 5 printk messages dropped ** [ 1351.357455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.357604][ T32] r5:85a2578c r4:85a25400 [ 1351.357657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.357859][ T32] r10:61c88647 r9:84a1e000 r8:848485ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.380594][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.380859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.380952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.381007][ T32] r4:859d5280 [ 1351.381667][ T32] INFO: task kworker/1:911:6309 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.381725][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.381839][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.381920][ T32] Call trace: [ 1351.381972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.382060][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.382121][ T32] r4:00000000 [ 1351.382162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.382228][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.382277][ T32] 1d20: 816d1000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.382350][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.382411][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.382472][ T32] r5:800b0013 r4:80239bb0 [ 1351.382527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.382624][ T32] r4:82ac21e4 [ 1351.382673][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.382763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.382817][ T32] r4:dff71dc0 [ 1351.382866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.382947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.382987][ T32] r4:00000000 [ 1351.383019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.383097][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.383138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.383206][ T32] r5:00001000 r4:dfddb000 [ 1351.383240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.383305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.383384][ T32] r5:848fc78c r4:848fc400 [ 1351.383419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.383498][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.383583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.383669][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.383732][ T32] r4:8484f180 [ 1351.383769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.383864][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.383907][ T32] r4:00000001 [ 1351.383965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.384026][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.384071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.384159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.384210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.384284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.384327][ T32] r4:848b2240 [ 1351.384367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.384429][ T32] INFO: task kworker/1:912:6311 blocked for more than 477 seconds. [ 1351.384485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.384552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.384592][ T32] task:kworker/1:912 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.384692][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.384790][ T32] Call trace: [ 1351.384847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.384924][ T32] r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000013 r6:ecd11d8c r5:84a1ec00 [ 1351.384962][ T32] r4:84a1ec00 [ 1351.384997][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.385083][ T32] r5:84a1ec00 r4:8291a680 [ 1351.385147][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.385215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.385285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 [ 1351.385348][ T32] r4:00000000 [ 1351.385394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.385454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.385511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.385580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5600 [ 1351.385618][ T32] r4:00000000 [ 1351.385652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.385726][ T32] r9:83018205 r8:84a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1351.385761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.385830][ T32] r5:00001000 r4:ecb11000 [ 1351.385863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.385927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.385996][ T32] r5:85a25b8c r4:85a25800 [ 1351.386044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.386146][ T32] r7:ddde2d80 r6:83018200 r5:85a25b8c r4:84848600 [ 1351.386210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.386297][ T32] r10:61c88647 r9:84a1ec00 r8:8484862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.386335][ T32] r4:84848600 [ 1351.386372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.386474][ T32] r10:00000000 r9:84848600 r8:80287e08 r7:ecd0de60 r6:859ca500 r5:84a1ec00 [ 1351.386517][ T32] r4:00000001 [ 1351.386575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.386636][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1351.386679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.386753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.386808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.386856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.386893][ T32] r4:859d53c0 [ 1351.387293][ T32] INFO: task kworker/1:912:6311 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.387351][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.387457][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.387534][ T32] Call trace: [ 1351.387609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.387699][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.387763][ T32] r4:00000000 [ 1351.387826][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.388038][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.411430][ T32] 1d20: 81b0e000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.411494][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.411528][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.411576][ T32] r5:800b0013 r4:80239bb0 [ 1351.411613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.411706][ T32] r4:82ac21e4 [ 1351.411744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.411810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.411839][ T32] r4:dff71dc0 [ 1351.411866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.411938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.412001][ T32] r4:00000000 [ 1351.412091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.412151][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.412184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.412240][ T32] r5:00001000 r4:dfddb000 [ 1351.412264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.412306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.412381][ T32] r5:848fc78c r4:848fc400 [ 1351.412410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.412511][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.412543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.412616][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.412659][ T32] r4:8484f180 [ 1351.412683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.412733][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.412756][ T32] r4:00000001 [ 1351.412777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.412816][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.412843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.412873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.412900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.412961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.413001][ T32] r4:848b2240 [ 1351.413039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.413074][ T32] INFO: task kworker/1:913:6312 blocked for more than 477 seconds. [ 1351.413108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.413134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.413157][ T32] task:kworker/1:913 state:D stack:0 pid:6312 tgid:6312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.413216][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.413289][ T32] Call trace: [ 1351.413372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.413469][ T32] r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000113 r6:ecd15d8c r5:84a1a400 [ 1351.413502][ T32] r4:84a1a400 [ 1351.413525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.413604][ T32] r5:84a1a400 r4:8291a680 [ 1351.413629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.413672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.413766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [ 1351.413799][ T32] r4:00000000 [ 1351.413839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.413883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.413950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.414006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5800 [ 1351.414033][ T32] r4:00000000 [ 1351.414052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.414139][ T32] r9:83018205 r8:84a1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1351.414174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.414294][ T32] r5:00001000 r4:ecb49000 [ 1351.414361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.414409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.414454][ T32] r5:85a25f8c r4:85a25c00 [ 1351.414474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.414522][ T32] r7:ddde2d80 r6:83018200 r5:85a25f8c r4:84848680 [ 1351.414543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.414591][ T32] r10:61c88647 r9:84a1a400 r8:848486ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.414619][ T32] r4:84848680 [ 1351.414666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.414785][ T32] r10:00000000 r9:84848680 r8:80287e08 r7:ecd11e60 r6:859ca580 r5:84a1a400 [ 1351.414818][ T32] r4:00000001 [ 1351.414839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.414878][ T32] Exception stack(0xecd15fb0 to 0xecd15ff8) [ 1351.414905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.414934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.414961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.414992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.415015][ T32] r4:859d5300 [ 1351.415445][ T32] INFO: task kworker/1:913:6312 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.415482][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.415541][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.415588][ T32] Call trace: [ 1351.415638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.415697][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.415721][ T32] r4:00000000 [ 1351.415741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.415781][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.415811][ T32] 1d20: 81b0e000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.415840][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.415866][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.415890][ T32] r5:800b0013 r4:80239bb0 [ 1351.415910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.415950][ T32] r4:82ac21e4 [ 1351.415969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.416025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.416052][ T32] r4:dff71dc0 [ 1351.416088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.416136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.416189][ T32] r4:00000000 [ 1351.416246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.416344][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.416375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.416492][ T32] r5:00001000 r4:dfddb000 [ 1351.416586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.416650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.416696][ T32] r5:848fc78c r4:848fc400 [ 1351.416738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.416792][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.416814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.416863][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.416886][ T32] r4:8484f180 [ 1351.416907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.416960][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.416985][ T32] r4:00000001 [ 1351.417018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.417059][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.417091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.417121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.417180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.417448][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.417660][ T32] r4:84a19800 ** 3 printk messages dropped ** [ 1351.417830][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.431965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08040 ** 3 printk messages dropped ** [ 1351.432093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.432162][ T32] r5:00001000 r4:eba6b000 [ 1351.432188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.432231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.432276][ T32] r5:859ecb8c r4:859ec800 [ 1351.432297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.432347][ T32] r7:dddced80 r6:83018000 r5:859ecb8c r4:859ca600 [ 1351.432368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.432417][ T32] r10:61c88647 r9:84a19800 r8:859ca62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.432506][ T32] r4:859ca600 [ 1351.432539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.432590][ T32] r10:00000000 r9:859ca600 r8:80287e08 r7:ecbdde60 r6:859ca780 r5:84a19800 [ 1351.432614][ T32] r4:00000001 [ 1351.432634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.432674][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) [ 1351.432704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.432744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.432774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.432805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.432850][ T32] r4:84841600 [ 1351.433315][ T32] INFO: task kworker/0:671:6316 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.433385][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.433477][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.433603][ T32] Call trace: [ 1351.433678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.433753][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.433800][ T32] r4:00000000 [ 1351.433829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.433871][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.433900][ T32] 1d20: 81cb0000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.433929][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.433975][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.434024][ T32] r5:800b0013 r4:80239bb0 [ 1351.434080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.434179][ T32] r4:82ac21e4 [ 1351.434259][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.434311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.434375][ T32] r4:dff71dc0 [ 1351.434433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.434481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.434553][ T32] r4:00000000 [ 1351.434577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.434644][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.434678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.434726][ T32] r5:00001000 r4:dfddb000 [ 1351.434783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.434865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.434912][ T32] r5:848fc78c r4:848fc400 [ 1351.434948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.435000][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.435041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.435108][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.435135][ T32] r4:8484f180 [ 1351.435185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.435237][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.435301][ T32] r4:00000001 [ 1351.435343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.435386][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.435452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.435540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.435577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.435637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.435668][ T32] r4:848b2240 [ 1351.435718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.435779][ T32] INFO: task kworker/1:914:6317 blocked for more than 477 seconds. [ 1351.435831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.435881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.435910][ T32] task:kworker/1:914 state:D stack:0 pid:6317 tgid:6317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.435958][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.436021][ T32] Call trace: [ 1351.436074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.436147][ T32] r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:84a18c00 [ 1351.436174][ T32] r4:84a18c00 [ 1351.436194][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.436246][ T32] r5:84a18c00 r4:8291a680 [ 1351.436309][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.436352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.436420][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.436551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5980 ** 5 printk messages dropped ** [ 1351.436791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.436912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.437125][ T32] r10:00000000 r9:84848380 r8:80287e08 r7:ecd15e60 r6:859ca680 r5:84a18c00 ** 8 printk messages dropped ** [ 1351.437780][ T32] INFO: task kworker/1:914:6317 is blocked on a mutex likely owned by task kworker/0:151:3664. ** 9 printk messages dropped ** [ 1351.455796][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.455821][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.455847][ T32] r5:800b0013 r4:80239bb0 [ 1351.455867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.455910][ T32] r4:82ac21e4 [ 1351.455951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.455999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.456022][ T32] r4:dff71dc0 [ 1351.456042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.456093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.456137][ T32] r4:00000000 [ 1351.456166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.456214][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.456237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.456284][ T32] r5:00001000 r4:dfddb000 [ 1351.456304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.456349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.456392][ T32] r5:848fc78c r4:848fc400 [ 1351.456413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.456461][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.456482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.456530][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.456553][ T32] r4:8484f180 [ 1351.456592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.456644][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.456668][ T32] r4:00000001 [ 1351.456689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.456725][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.456752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.456781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.456808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.456837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.456859][ T32] r4:848b2240 [ 1351.456891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.456923][ T32] INFO: task kworker/1:915:6319 blocked for more than 477 seconds. [ 1351.456957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.456982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.457023][ T32] task:kworker/1:915 state:D stack:0 pid:6319 tgid:6319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.457086][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.457129][ T32] Call trace: [ 1351.457160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.457210][ T32] r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:852c0000 [ 1351.457233][ T32] r4:852c0000 [ 1351.457254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.457297][ T32] r5:852c0000 r4:8291a680 [ 1351.457317][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.457356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.457399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1351.457422][ T32] r4:00000000 [ 1351.457442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.457495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.457550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.457596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5bc0 ** 3 printk messages dropped ** [ 1351.457731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.457774][ T32] r5:00001000 r4:eb035000 [ 1351.457793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.457832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.457937][ T32] r5:85a2678c r4:85a26400 [ 1351.470043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.470193][ T32] r7:ddde2d80 r6:83018200 r5:85a2678c r4:84848700 [ 1351.470220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.470292][ T32] r10:61c88647 r9:852c0000 r8:8484872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.470323][ T32] r4:84848700 [ 1351.470346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.470414][ T32] r10:00000000 r9:84848700 r8:80287e08 r7:ecd1de60 r6:859ca700 r5:852c0000 [ 1351.470443][ T32] r4:00000001 [ 1351.470464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.470503][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1351.470533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.470563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.470618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.470652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.470675][ T32] r4:859d5940 [ 1351.471068][ T32] INFO: task kworker/1:915:6319 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.471128][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.471245][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.471364][ T32] Call trace: [ 1351.471438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.471496][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.471540][ T32] r4:00000000 [ 1351.471593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.471637][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.471667][ T32] 1d20: 822d8000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.471696][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.471741][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.471778][ T32] r5:800b0013 r4:80239bb0 [ 1351.471821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.471868][ T32] r4:82ac21e4 [ 1351.471907][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.471952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 5 printk messages dropped ** [ 1351.472165][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 6 printk messages dropped ** [ 1351.472445][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 4 printk messages dropped ** [ 1351.472708][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 2 printk messages dropped ** [ 1351.472792][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 2 printk messages dropped ** [ 1351.472888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.473055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1351.473442][ T32] r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:852c1800 ** 5 printk messages dropped ** [ 1351.473785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 ** 9 printk messages dropped ** [ 1351.474325][ T32] r5:00001000 r4:eb493000 ** 2 printk messages dropped ** [ 1351.474563][ T32] r5:85a26b8c r4:85a26800 [ 1351.474621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.475124][ T32] r10:00000000 r9:84848400 r8:80287e08 r7:ecd21e60 r6:859ca800 r5:852c1800 ** 7 printk messages dropped ** [ 1351.475517][ T32] r4:859d5d40 ** 3 printk messages dropped ** [ 1351.476108][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.476496][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 1351.476774][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.476896][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 1351.477303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.500309][ T32] r4:8484f180 ** 4 printk messages dropped ** [ 1351.500560][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 5 printk messages dropped ** [ 1351.500779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.501199][ T32] r4:852c2400 ** 2 printk messages dropped ** [ 1351.501307][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.501385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.501434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 [ 1351.501457][ T32] r4:00000000 [ 1351.501477][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.501513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.501572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.501639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7840 [ 1351.501667][ T32] r4:00000000 [ 1351.501688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.501760][ T32] r9:83018005 r8:852c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1351.501847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.501905][ T32] r5:00001000 r4:ebce9000 [ 1351.501955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.502001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.502045][ T32] r5:84a8978c r4:84a89400 [ 1351.502084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.502172][ T32] r7:dddced80 r6:83018000 r5:84a8978c r4:859ca900 [ 1351.502197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.502247][ T32] r10:61c88647 r9:852c2400 r8:859ca92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.502270][ T32] r4:859ca900 [ 1351.502290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.502345][ T32] r10:00000000 r9:859ca900 r8:80287e08 r7:eccfde60 r6:859ca980 r5:852c2400 [ 1351.502370][ T32] r4:00000001 [ 1351.502389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.502445][ T32] Exception stack(0xecc3dfb0 to 0xecc3dff8) [ 1351.502501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.502539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.502566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.502618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.502652][ T32] r4:84841ac0 [ 1351.503061][ T32] INFO: task kworker/0:672:6324 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.503161][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.503232][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.503277][ T32] Call trace: [ 1351.503328][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.503411][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.503478][ T32] r4:00000000 [ 1351.503514][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.503585][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.503616][ T32] 1d20: 827f5000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.503667][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.503697][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.503722][ T32] r5:800b0013 r4:80239bb0 [ 1351.503743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.503825][ T32] r4:82ac21e4 [ 1351.503854][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.503899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.503932][ T32] r4:dff71dc0 [ 1351.503954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.503999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.504021][ T32] r4:00000000 [ 1351.504047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.504101][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.504123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.504167][ T32] r5:00001000 r4:dfddb000 [ 1351.504215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.504259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.504323][ T32] r5:848fc78c r4:848fc400 [ 1351.504367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.504460][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.504485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.504563][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.504589][ T32] r4:8484f180 [ 1351.504610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.504657][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.504691][ T32] r4:00000001 [ 1351.504714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.504751][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.504800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.504854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.504890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.504920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.504943][ T32] r4:848b2240 [ 1351.504963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.504988][ T32] INFO: task kworker/1:917:6326 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.505113][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.505286][ T32] r4:852c0c00 ** 2 printk messages dropped ** [ 1351.505445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.505836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae67c0 ** 7 printk messages dropped ** [ 1351.506307][ T32] r5:85a2978c r4:85a29400 [ 1351.506327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.506481][ T32] r10:61c88647 r9:852c0c00 r8:8484882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.506816][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.506959][ T32] r4:859d5b80 ** 1 printk messages dropped ** [ 1351.507286][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.507663][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 2 printk messages dropped ** [ 1351.507806][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 3 printk messages dropped ** [ 1351.528438][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1351.528865][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 8 printk messages dropped ** [ 1351.529271][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.529510][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.529784][ T32] INFO: task kworker/1:918:6327 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.529994][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.530271][ T32] r4:852c3c00 ** 1 printk messages dropped ** [ 1351.530353][ T32] r5:852c3c00 r4:8291a680 ** 1 printk messages dropped ** [ 1351.530427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.530472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 1351.530514][ T32] r4:00000000 [ 1351.530542][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.530598][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.530637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.530681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5e80 [ 1351.530724][ T32] r4:00000000 [ 1351.530791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.530865][ T32] r9:83018205 r8:852c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1351.530914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.530984][ T32] r5:00001000 r4:eb607000 [ 1351.531013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.531053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.531102][ T32] r5:85a26f8c r4:85a26c00 [ 1351.531122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.531178][ T32] r7:ddde2d80 r6:83018200 r5:85a26f8c r4:84848900 [ 1351.531202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.531251][ T32] r10:61c88647 r9:852c3c00 r8:8484892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.531285][ T32] r4:84848900 [ 1351.531308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.531375][ T32] r10:00000000 r9:84848900 r8:80287e08 r7:eccdde60 r6:859caa00 r5:852c3c00 [ 1351.531433][ T32] r4:00000001 [ 1351.531461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.531499][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1351.531527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.531575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.531605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.531636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.531660][ T32] r4:859d5d40 [ 1351.532068][ T32] INFO: task kworker/1:918:6327 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.532123][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.532183][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.532227][ T32] Call trace: [ 1351.532280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.532335][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.532358][ T32] r4:00000000 [ 1351.532378][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.532418][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.532447][ T32] 1d20: 82cb2000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.532477][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.532503][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.532527][ T32] r5:800b0013 r4:80239bb0 [ 1351.532569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.532613][ T32] r4:82ac21e4 [ 1351.532653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.532706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.532745][ T32] r4:dff71dc0 [ 1351.532787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.532857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.532932][ T32] r4:00000000 [ 1351.532982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.533034][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.533081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.533176][ T32] r5:00001000 r4:dfddb000 [ 1351.533214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.533276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.533324][ T32] r5:848fc78c r4:848fc400 [ 1351.533364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.533418][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.533440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.533509][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.533559][ T32] r4:8484f180 [ 1351.533582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.533643][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.533669][ T32] r4:00000001 [ 1351.533690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.533727][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.533754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.533783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.533811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.533841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.533884][ T32] r4:848b2240 [ 1351.533907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.533932][ T32] INFO: task kworker/1:919:6329 blocked for more than 478 seconds. [ 1351.533961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.533984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.534006][ T32] task:kworker/1:919 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.534085][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.534175][ T32] Call trace: [ 1351.534209][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.534258][ T32] r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:852c3000 [ 1351.534281][ T32] r4:852c3000 [ 1351.534319][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.534386][ T32] r5:852c3000 r4:8291a680 [ 1351.534409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.534449][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.534511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 [ 1351.534542][ T32] r4:00000000 [ 1351.534563][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.534599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.534636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.534678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d5f80 [ 1351.534701][ T32] r4:00000000 [ 1351.534720][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.534765][ T32] r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1351.534787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.534830][ T32] r5:00001000 r4:eb943000 [ 1351.534850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.534900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.534946][ T32] r5:85a2738c r4:85a27000 [ 1351.534968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.535014][ T32] r7:ddde2d80 r6:83018200 r5:85a2738c r4:84848880 [ 1351.535054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.535114][ T32] r10:61c88647 r9:852c3000 r8:848488ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.535138][ T32] r4:84848880 [ 1351.535195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.535247][ T32] r10:00000000 r9:84848880 r8:80287e08 r7:eccdde60 r6:859caa80 r5:852c3000 ** 4 printk messages dropped ** [ 1351.535413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.535847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.536148][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 7 printk messages dropped ** [ 1351.536457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 1351.536754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.537140][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 6 printk messages dropped ** [ 1351.537453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.537784][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.555987][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1351.556351][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.556537][ T32] r5:00001000 r4:eba95000 [ 1351.556578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.556623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.556687][ T32] r5:85a2778c r4:85a27400 [ 1351.556711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.556761][ T32] r7:ddde2d80 r6:83018200 r5:85a2778c r4:84848980 [ 1351.556794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.556852][ T32] r10:61c88647 r9:852c4800 r8:848489ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.556874][ T32] r4:84848980 [ 1351.556894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.556942][ T32] r10:00000000 r9:84848980 r8:80287e08 r7:eccdde60 r6:859cab00 r5:852c4800 [ 1351.556965][ T32] r4:00000001 [ 1351.557005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.557048][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1351.557084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.557114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.557142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.557172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.557194][ T32] r4:859d5ec0 [ 1351.557594][ T32] INFO: task kworker/1:920:6331 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.557659][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.557755][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.557806][ T32] Call trace: [ 1351.557849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.570743][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.570840][ T32] r4:00000000 [ 1351.570869][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.570930][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.570977][ T32] 1d20: 83371000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.571011][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.571057][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.571091][ T32] r5:800b0013 r4:80239bb0 [ 1351.571135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.571204][ T32] r4:82ac21e4 [ 1351.571229][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.571274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.571317][ T32] r4:dff71dc0 [ 1351.571346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.571399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.571449][ T32] r4:00000000 [ 1351.571473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.571522][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.571563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.571613][ T32] r5:00001000 r4:dfddb000 [ 1351.571652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.571715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.571764][ T32] r5:848fc78c r4:848fc400 [ 1351.571785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.571855][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.571905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.571957][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.572001][ T32] r4:8484f180 [ 1351.572026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.572112][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.572139][ T32] r4:00000001 [ 1351.572160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.572197][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.572225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.572254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.572282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.572312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.572334][ T32] r4:848b2240 [ 1351.572376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.572429][ T32] INFO: task kworker/1:921:6333 blocked for more than 478 seconds. [ 1351.572466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.572491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.572907][ T32] r4:852c5400 ** 3 printk messages dropped ** [ 1351.573133][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.573505][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.573833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.574001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.574345][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.574885][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.574968][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.575036][ T32] Call trace: [ 1351.575089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.575150][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.575174][ T32] r4:00000000 [ 1351.575213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.575257][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.575289][ T32] 1d20: 83371000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.575340][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.575379][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.575425][ T32] r5:800b0013 r4:80239bb0 [ 1351.575469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.575518][ T32] r4:82ac21e4 [ 1351.575538][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.575581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.575604][ T32] r4:dff71dc0 [ 1351.575623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.575666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.575701][ T32] r4:00000000 [ 1351.575724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.575809][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.575857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.575904][ T32] r5:00001000 r4:dfddb000 [ 1351.575925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.575965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.576008][ T32] r5:848fc78c r4:848fc400 [ 1351.576028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.576081][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.576137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.576195][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.576219][ T32] r4:8484f180 [ 1351.576238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.576306][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.576332][ T32] r4:00000001 [ 1351.576352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.576388][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.576414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.576444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.576471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.576500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.576543][ T32] r4:848b2240 [ 1351.576566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.576591][ T32] INFO: task kworker/1:922:6335 blocked for more than 478 seconds. [ 1351.576620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.576664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.576716][ T32] task:kworker/1:922 state:D stack:0 pid:6335 tgid:6335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.576765][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.576826][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.576931][ T32] r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:852c6000 ** 2 printk messages dropped ** [ 1351.577060][ T32] r5:852c6000 r4:8291a680 [ 1351.577088][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.577138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.577206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 [ 1351.577232][ T32] r4:00000000 [ 1351.577253][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.577290][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.577340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.577386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcd40 [ 1351.577409][ T32] r4:00000000 [ 1351.577444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.577493][ T32] r9:83018205 r8:852c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1351.577515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.577580][ T32] r5:00001000 r4:ebb33000 [ 1351.577630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.577675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.577717][ T32] r5:85a27f8c r4:85a27c00 [ 1351.577758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.577808][ T32] r7:ddde2d80 r6:83018200 r5:85a27f8c r4:84848b00 [ 1351.577830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.577886][ T32] r10:61c88647 r9:852c6000 r8:84848b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.577913][ T32] r4:84848b00 [ 1351.578006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.601705][ T32] r10:00000000 r9:84848b00 r8:80287e08 r7:eccdde60 r6:859cac00 r5:852c6000 [ 1351.601800][ T32] r4:00000001 [ 1351.601847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.601967][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1351.602030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.602097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.602173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.602207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.602230][ T32] r4:84841ac0 [ 1351.602903][ T32] INFO: task kworker/1:922:6335 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.602978][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.603137][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.603197][ T32] Call trace: [ 1351.603229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.603284][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.603308][ T32] r4:00000000 [ 1351.603335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.603400][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.603450][ T32] 1d20: 839f6000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.603508][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.603537][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.603562][ T32] r5:800b0013 r4:80239bb0 [ 1351.603602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.603674][ T32] r4:82ac21e4 [ 1351.603735][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.603810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.603856][ T32] r4:dff71dc0 [ 1351.603882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.603928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.603971][ T32] r4:00000000 [ 1351.603995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.604084][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.604134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.604183][ T32] r5:00001000 r4:dfddb000 [ 1351.604224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.604297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.604348][ T32] r5:848fc78c r4:848fc400 [ 1351.604392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.604446][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.604488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.604564][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.604611][ T32] r4:8484f180 [ 1351.604635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.604684][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 2 printk messages dropped ** [ 1351.604792][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 2 printk messages dropped ** [ 1351.604923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1351.605021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.605064][ T32] INFO: task kworker/1:923:6337 blocked for more than 478 seconds. [ 1351.605123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.605157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.605202][ T32] task:kworker/1:923 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.605257][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.605300][ T32] Call trace: [ 1351.605358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.605431][ T32] r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:859b0c00 [ 1351.605478][ T32] r4:859b0c00 [ 1351.605514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.605586][ T32] r5:859b0c00 r4:8291a680 [ 1351.605607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.605648][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.605692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1351.605714][ T32] r4:00000000 [ 1351.605734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.605769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.605804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.605845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6040 [ 1351.605883][ T32] r4:00000000 [ 1351.605908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.605955][ T32] r9:83018205 r8:859b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1351.605977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.606020][ T32] r5:00001000 r4:ebb65000 [ 1351.606060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.606141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.606217][ T32] r5:85a2838c r4:85a28000 [ 1351.606242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.606316][ T32] r7:ddde2d80 r6:83018200 r5:85a2838c r4:84848b80 [ 1351.606397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.606450][ T32] r10:61c88647 r9:859b0c00 r8:84848bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.606474][ T32] r4:84848b80 [ 1351.606519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.606596][ T32] r10:00000000 r9:84848b80 r8:80287e08 r7:eccdde60 r6:859cac80 r5:859b0c00 [ 1351.606629][ T32] r4:00000001 [ 1351.606649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.606729][ T32] Exception stack(0xecd49fb0 to 0xecd49ff8) [ 1351.606788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.606877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.606942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.606981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.607022][ T32] r4:84abcfc0 [ 1351.607417][ T32] INFO: task kworker/1:923:6337 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.607501][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.607599][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.607674][ T32] Call trace: [ 1351.607718][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.607800][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.607873][ T32] r4:00000000 [ 1351.607929][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.615063][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.615120][ T32] 1d20: 839f6000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.615173][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.615204][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.615233][ T32] r5:800b0013 r4:80239bb0 [ 1351.615257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.615314][ T32] r4:82ac21e4 [ 1351.615340][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.615390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.615416][ T32] r4:dff71dc0 [ 1351.615436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.615498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.615525][ T32] r4:00000000 [ 1351.615546][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.615595][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.615617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.615681][ T32] r5:00001000 r4:dfddb000 [ 1351.615707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.615749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.615811][ T32] r5:848fc78c r4:848fc400 [ 1351.615836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.615886][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.615907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.615978][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.616074][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 3 printk messages dropped ** [ 1351.616182][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.616367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.616593][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.616834][ T32] r10:8291a684 r9:ecd51d84 r8:00000002 r7:60000013 r6:ecd51d8c r5:859b0000 ** 3 printk messages dropped ** [ 1351.617136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.617335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1351.617488][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.617604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.617801][ T32] r5:85a2878c r4:85a28400 [ 1351.617841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.617931][ T32] r7:ddde2d80 r6:83018200 r5:85a2878c r4:84848c00 [ 1351.631913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.632063][ T32] r10:61c88647 r9:859b0000 r8:84848c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.632110][ T32] r4:84848c00 [ 1351.632174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.632248][ T32] r10:00000000 r9:84848c00 r8:80287e08 r7:eccdde60 r6:859cad00 r5:859b0000 [ 1351.632277][ T32] r4:00000001 [ 1351.632299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.632346][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1351.632380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.632413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.632571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.632680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.632721][ T32] r4:84ae6080 [ 1351.633185][ T32] INFO: task kworker/1:924:6339 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.633232][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.633345][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.633446][ T32] Call trace: [ 1351.633481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.633543][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.633568][ T32] r4:00000000 [ 1351.633591][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.633656][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.633701][ T32] 1d20: 83d42000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.633734][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.633762][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.633790][ T32] r5:800b0013 r4:80239bb0 [ 1351.633813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.633898][ T32] r4:82ac21e4 [ 1351.633998][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.634080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.634142][ T32] r4:dff71dc0 [ 1351.634173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.634222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.634248][ T32] r4:00000000 [ 1351.634269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.634320][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.634347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.634393][ T32] r5:00001000 r4:dfddb000 [ 1351.634442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.634517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.634598][ T32] r5:848fc78c r4:848fc400 [ 1351.634649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.634711][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.634738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.634851][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.634954][ T32] r4:8484f180 [ 1351.634981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.635057][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.635094][ T32] r4:00000001 [ 1351.635117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.635157][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.635185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.635232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.635267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.635333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.635446][ T32] r4:848b2240 [ 1351.635476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.635510][ T32] INFO: task kworker/1:925:6341 blocked for more than 478 seconds. [ 1351.635548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.635576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.635599][ T32] task:kworker/1:925 state:D stack:0 pid:6341 tgid:6341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.635651][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.635697][ T32] Call trace: [ 1351.635748][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.635802][ T32] r10:8291a684 r9:ecd59d84 r8:00000002 r7:60000013 r6:ecd59d8c r5:859b1800 [ 1351.635894][ T32] r4:859b1800 [ 1351.635922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.636093][ T32] r5:859b1800 r4:8291a680 [ 1351.636198][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.636304][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.636360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 [ 1351.636386][ T32] r4:00000000 [ 1351.636409][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.636489][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.636544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.636591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6240 ** 2 printk messages dropped ** [ 1351.636689][ T32] r9:83018205 r8:859b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1351.637001][ T32] r5:85a28b8c r4:85a28800 ** 3 printk messages dropped ** [ 1351.637242][ T32] r10:61c88647 r9:859b1800 r8:84848cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.637715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.648871][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.649126][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1351.649330][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 1351.649418][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.649509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.649704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.650246][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 2 printk messages dropped ** [ 1351.650400][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 2 printk messages dropped ** [ 1351.650500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.650665][ T32] INFO: task kworker/0:673:6344 blocked for more than 478 seconds. [ 1351.650700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.650726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.650750][ T32] task:kworker/0:673 state:D stack:0 pid:6344 tgid:6344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.650814][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.650866][ T32] Call trace: [ 1351.650929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.650982][ T32] r10:8291a684 r9:ecc39d84 r8:00000002 r7:60000113 r6:ecc39d8c r5:859b3000 [ 1351.651006][ T32] r4:859b3000 [ 1351.651061][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.651141][ T32] r5:859b3000 r4:8291a680 [ 1351.651167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.651210][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.651258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 1351.651282][ T32] r4:00000000 [ 1351.651303][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.651343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.651380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.651424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae78c0 [ 1351.651448][ T32] r4:00000000 [ 1351.651468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.651518][ T32] r9:83018005 r8:859b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1351.651540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.651584][ T32] r5:00001000 r4:ebd5b000 [ 1351.651606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.651648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.651719][ T32] r5:84a8938c r4:84a89000 [ 1351.651745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.651795][ T32] r7:dddced80 r6:83018000 r5:84a8938c r4:859cae00 [ 1351.651818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.651870][ T32] r10:61c88647 r9:859b3000 r8:859cae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.651910][ T32] r4:859cae00 [ 1351.651956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.652011][ T32] r10:00000000 r9:859cae00 r8:80287e08 r7:eccfde60 r6:859caf00 r5:859b3000 [ 1351.652034][ T32] r4:00000001 [ 1351.652054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.652097][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1351.652125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.652156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.652214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.652250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.652276][ T32] r4:84ae7a40 [ 1351.652488][ T32] INFO: task kworker/0:673:6344 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.652523][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.652580][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.652626][ T32] Call trace: [ 1351.652657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.652710][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.652742][ T32] r4:00000000 [ 1351.652762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.652802][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.652832][ T32] 1d20: 83e50000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.652875][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.652907][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.652932][ T32] r5:800b0013 r4:80239bb0 [ 1351.652999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.653044][ T32] r4:82ac21e4 [ 1351.653064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.653114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.653137][ T32] r4:dff71dc0 [ 1351.653157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.653200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.653223][ T32] r4:00000000 [ 1351.653260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.653320][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.653390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.653511][ T32] r5:00001000 r4:dfddb000 [ 1351.653540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.653622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.653707][ T32] r5:848fc78c r4:848fc400 [ 1351.653731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.653781][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.653805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.653854][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.653879][ T32] r4:8484f180 [ 1351.653899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.653949][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.653973][ T32] r4:00000001 [ 1351.653993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.654030][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.654058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.654093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.654157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.654194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.654218][ T32] r4:848b2240 [ 1351.654320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.654355][ T32] INFO: task kworker/0:674:6345 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.654484][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.654808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 ** 9 printk messages dropped ** [ 1351.655227][ T32] r5:00001000 r4:ec7e7000 ** 2 printk messages dropped ** [ 1351.655358][ T32] r5:84a88f8c r4:84a88c00 ** 2 printk messages dropped ** [ 1351.655622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.655967][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.656470][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.656726][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1351.657062][ T32] r4:dff71dc0 ** 1 printk messages dropped ** [ 1351.657154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 6 printk messages dropped ** [ 1351.657403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.657594][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.657741][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.657826][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.691621][ T32] r4:848b2240 ** 2 printk messages dropped ** [ 1351.691745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.691775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.691798][ T32] task:kworker/0:675 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.691904][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.691988][ T32] Call trace: [ 1351.692065][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.692175][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:859b5400 [ 1351.692207][ T32] r4:859b5400 [ 1351.692230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.692304][ T32] r5:859b5400 r4:8291a680 [ 1351.692353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.692398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.692444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 [ 1351.692467][ T32] r4:00000000 [ 1351.692488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.692546][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.692605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.692651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7480 [ 1351.692675][ T32] r4:00000000 [ 1351.692694][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.692742][ T32] r9:83018005 r8:859b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.692776][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.692869][ T32] r5:00001000 r4:eb43b000 [ 1351.692911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.692995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.693048][ T32] r5:859ec38c r4:859ec000 [ 1351.693092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.693196][ T32] r7:dddced80 r6:83018000 r5:859ec38c r4:8506f000 [ 1351.693224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.693294][ T32] r10:61c88647 r9:859b5400 r8:8506f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.693346][ T32] r4:8506f000 [ 1351.693390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.693443][ T32] r10:00000000 r9:8506f000 r8:80287e08 r7:eccfde60 r6:8506f180 r5:859b5400 [ 1351.693490][ T32] r4:00000001 [ 1351.693534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.693611][ T32] Exception stack(0xecd5dfb0 to 0xecd5dff8) [ 1351.693668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.693729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.693796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.693863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.693913][ T32] r4:84ae7b00 [ 1351.694626][ T32] INFO: task kworker/0:675:6348 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.694705][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.694815][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.694875][ T32] Call trace: [ 1351.694908][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.695007][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.695040][ T32] r4:00000000 [ 1351.695061][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.695133][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.695185][ T32] 1d20: 84823000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.695219][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.695291][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.695356][ T32] r5:800b0013 r4:80239bb0 [ 1351.695412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.695495][ T32] r4:82ac21e4 [ 1351.695544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.695634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.695688][ T32] r4:dff71dc0 [ 1351.695732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.695817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.695871][ T32] r4:00000000 [ 1351.695918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.696008][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.696081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.696180][ T32] r5:00001000 r4:dfddb000 [ 1351.696230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.696328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.696382][ T32] r5:848fc78c r4:848fc400 [ 1351.696403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.696451][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.696472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.696566][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.696598][ T32] r4:8484f180 [ 1351.696629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.696700][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.696746][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.696863][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.697321][ T32] task:kworker/1:926 state:D stack:0 pid:6349 tgid:6349 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.707618][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.707739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.708369][ T32] r5:00001000 r4:eca1f000 ** 2 printk messages dropped ** [ 1351.708500][ T32] r5:85a28f8c r4:85a28c00 [ 1351.708521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.708664][ T32] r10:61c88647 r9:8592e000 r8:84848aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.709088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.709608][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.710163][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1351.710348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 1351.710687][ T32] r5:00001000 r4:dfddb000 [ 1351.710711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.710752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.710814][ T32] r5:848fc78c r4:848fc400 [ 1351.710857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.710928][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.710994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.711089][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.711140][ T32] r4:8484f180 [ 1351.711163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.711212][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.711235][ T32] r4:00000001 [ 1351.711254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.711289][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.711316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.711367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.711400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.711430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.711452][ T32] r4:848b2240 [ 1351.711473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.711501][ T32] INFO: task kworker/1:927:6352 blocked for more than 478 seconds. [ 1351.711534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.711558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.711579][ T32] task:kworker/1:927 state:D stack:0 pid:6352 tgid:6352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.711624][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.711675][ T32] Call trace: [ 1351.711708][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.711757][ T32] r10:8291a684 r9:ecd61d84 r8:00000002 r7:60000113 r6:ecd61d8c r5:8592ec00 [ 1351.711780][ T32] r4:8592ec00 [ 1351.711829][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.711919][ T32] r5:8592ec00 r4:8291a680 [ 1351.711944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.711987][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.712031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd61e08 [ 1351.712086][ T32] r4:00000000 [ 1351.712144][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.712202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.712241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.712284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6640 [ 1351.712306][ T32] r4:00000000 [ 1351.712327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.712371][ T32] r9:83018205 r8:8592ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1351.712392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.712436][ T32] r5:00001000 r4:eca2d000 [ 1351.712455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.712495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.712543][ T32] r5:85a2938c r4:85a29000 [ 1351.712577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.712629][ T32] r7:ddde2d80 r6:83018200 r5:85a2938c r4:84848d00 [ 1351.712651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.712720][ T32] r10:61c88647 r9:8592ec00 r8:84848d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.712791][ T32] r4:84848d00 [ 1351.712814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.712862][ T32] r10:00000000 r9:84848d00 r8:80287e08 r7:eccdde60 r6:84848e80 r5:8592ec00 [ 1351.712884][ T32] r4:00000001 [ 1351.712905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.712941][ T32] Exception stack(0xecd61fb0 to 0xecd61ff8) [ 1351.712967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.713027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.713066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.713113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.713191][ T32] r4:84ae6600 [ 1351.713427][ T32] INFO: task kworker/1:927:6352 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.713459][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.713570][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.713671][ T32] Call trace: [ 1351.713701][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.713954][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1351.714315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 10 printk messages dropped ** [ 1351.714752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.715006][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 5 printk messages dropped ** [ 1351.715204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1351.715492][ T32] r10:8291a684 r9:ecd69d84 r8:00000002 r7:60000113 r6:ecd69d8c r5:859b4800 ** 3 printk messages dropped ** [ 1351.715647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.715805][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.715926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1351.716117][ T32] r9:83018005 r8:859b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1351.716335][ T32] r5:859ec78c r4:859ec400 [ 1351.716358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.716406][ T32] r7:dddced80 r6:83018000 r5:859ec78c r4:8506f080 [ 1351.716446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.716504][ T32] r10:61c88647 r9:859b4800 r8:8506f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.716528][ T32] r4:8506f080 [ 1351.716576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.716649][ T32] r10:00000000 r9:8506f080 r8:80287e08 r7:eccfde60 r6:8506f100 r5:859b4800 [ 1351.716674][ T32] r4:00000001 [ 1351.716694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.716730][ T32] Exception stack(0xecd69fb0 to 0xecd69ff8) [ 1351.716756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.716785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.716811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.716840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.716863][ T32] r4:84ae7080 [ 1351.717122][ T32] INFO: task kworker/0:676:6356 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.717182][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.717285][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.717333][ T32] Call trace: [ 1351.717371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.717470][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.717530][ T32] r4:00000000 [ 1351.717577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.717621][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.717679][ T32] 1d20: 84823000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.717721][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.717784][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.717842][ T32] r5:800b0013 r4:80239bb0 [ 1351.741866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.741985][ T32] r4:82ac21e4 [ 1351.742010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.742083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.742143][ T32] r4:dff71dc0 [ 1351.742186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.742244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.742272][ T32] r4:00000000 [ 1351.742311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.742368][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.742391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.742465][ T32] r5:00001000 r4:dfddb000 [ 1351.742497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.742540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.742604][ T32] r5:848fc78c r4:848fc400 [ 1351.742633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.742683][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.742704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.742790][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.742820][ T32] r4:8484f180 [ 1351.742841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.742909][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.742941][ T32] r4:00000001 [ 1351.742961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.743021][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.743085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.743119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.743147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.743177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.743219][ T32] r4:848b2240 [ 1351.743275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.743319][ T32] INFO: task kworker/0:677:6359 blocked for more than 478 seconds. [ 1351.743354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.743379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.743402][ T32] task:kworker/0:677 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.743458][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.743502][ T32] Call trace: [ 1351.743545][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.743621][ T32] r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:859b2400 [ 1351.743648][ T32] r4:859b2400 [ 1351.743688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.743742][ T32] r5:859b2400 r4:8291a680 [ 1351.743763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.743846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 ** 9 printk messages dropped ** [ 1351.744282][ T32] r5:00001000 r4:ebe1b000 ** 2 printk messages dropped ** [ 1351.744432][ T32] r5:859ecf8c r4:859ecc00 [ 1351.744456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.744504][ T32] r7:dddced80 r6:83018000 r5:859ecf8c r4:8506f200 ** 1 printk messages dropped ** [ 1351.744616][ T32] r10:61c88647 r9:859b2400 r8:8506f22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.744736][ T32] r10:00000000 r9:8506f200 r8:80287e08 r7:eccfde60 r6:8506f380 r5:859b2400 ** 5 printk messages dropped ** [ 1351.745010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1351.745542][ T32] INFO: task kworker/0:677:6359 is blocked on a mutex likely owned by task kworker/0:151:3664. ** 1 printk messages dropped ** [ 1351.745769][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.745876][ T32] Call trace: [ 1351.745943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.746050][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.746135][ T32] r4:00000000 [ 1351.746187][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.746280][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.746338][ T32] 1d20: 84dce000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.746409][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.746472][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.746525][ T32] r5:800b0013 r4:80239bb0 [ 1351.746569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.746653][ T32] r4:82ac21e4 [ 1351.746699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.746778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.746803][ T32] r4:dff71dc0 [ 1351.746863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.746977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.747030][ T32] r4:00000000 [ 1351.747085][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.747179][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.747221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.747296][ T32] r5:00001000 r4:dfddb000 [ 1351.747348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.747432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.747531][ T32] r5:848fc78c r4:848fc400 [ 1351.747575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.747634][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.747657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.747725][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.747776][ T32] r4:8484f180 [ 1351.747823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.747968][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.766712][ T32] r4:00000001 [ 1351.766786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.766859][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.766892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.766925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.766955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.766987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.767013][ T32] r4:848b2240 [ 1351.767037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.767066][ T32] INFO: task kworker/0:678:6361 blocked for more than 478 seconds. [ 1351.767109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.767151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.767200][ T32] task:kworker/0:678 state:D stack:0 pid:6361 tgid:6361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.767266][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.767344][ T32] Call trace: [ 1351.767410][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.767467][ T32] r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:859b6c00 [ 1351.767494][ T32] r4:859b6c00 [ 1351.767516][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.767593][ T32] r5:859b6c00 r4:8291a680 [ 1351.767620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.767665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.767784][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.780040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a087c0 ** 7 printk messages dropped ** [ 1351.780414][ T32] r5:859ed78c r4:859ed400 [ 1351.780436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.780604][ T32] r4:8506f280 ** 6 printk messages dropped ** [ 1351.780835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.781820][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.782268][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 1351.782546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 5 printk messages dropped ** [ 1351.782762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.783131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.783425][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 3 printk messages dropped ** [ 1351.783704][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.783954][ T32] r4:848b2240 ** 2 printk messages dropped ** [ 1351.784038][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1351.784230][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.784444][ T32] r4:859c0000 ** 1 printk messages dropped ** [ 1351.784506][ T32] r5:859c0000 r4:8291a680 [ 1351.784550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.784600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.784693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 [ 1351.784781][ T32] r4:00000000 [ 1351.784810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.784875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.784924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.784967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08540 [ 1351.784990][ T32] r4:00000000 [ 1351.785028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.785113][ T32] r9:83018005 r8:859c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1351.785155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.785247][ T32] r5:00001000 r4:ebe7d000 [ 1351.785289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.785382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.785493][ T32] r5:859ed38c r4:859ed000 [ 1351.785535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.785589][ T32] r7:dddced80 r6:83018000 r5:859ed38c r4:8506f300 [ 1351.785681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.785755][ T32] r10:61c88647 r9:859c0000 r8:8506f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.785782][ T32] r4:8506f300 [ 1351.785821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.785877][ T32] r10:00000000 r9:8506f300 r8:80287e08 r7:ecd75e60 r6:8506f580 r5:859c0000 [ 1351.785902][ T32] r4:00000001 [ 1351.785921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.785958][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 1351.786012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.786086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.786159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.786220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.786264][ T32] r4:84a08280 [ 1351.786629][ T32] INFO: task kworker/0:679:6362 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.786685][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.786814][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.786926][ T32] Call trace: [ 1351.786979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.787094][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.787130][ T32] r4:00000000 [ 1351.787181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.787280][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.787357][ T32] 1d20: 855e0000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.787428][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.787494][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.787554][ T32] r5:800b0013 r4:80239bb0 [ 1351.787613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.787697][ T32] r4:82ac21e4 [ 1351.787732][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.787779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.787803][ T32] r4:dff71dc0 [ 1351.787849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.787967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.800283][ T32] r4:00000000 [ 1351.800333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.800506][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.800572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.800676][ T32] r5:00001000 r4:dfddb000 [ 1351.800724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.800809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.800902][ T32] r5:848fc78c r4:848fc400 [ 1351.800960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.801055][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.801114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.801215][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.801263][ T32] r4:8484f180 [ 1351.801331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.801426][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.801502][ T32] r4:00000001 [ 1351.801550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.801626][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.801700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.801756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.801784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.801819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.801867][ T32] r4:848b2240 [ 1351.801903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.801934][ T32] INFO: task kworker/1:928:6365 blocked for more than 478 seconds. [ 1351.801969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.801995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.802055][ T32] task:kworker/1:928 state:D stack:0 pid:6365 tgid:6365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.802183][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.802235][ T32] Call trace: [ 1351.802312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.802464][ T32] r4:8592d400 ** 2 printk messages dropped ** [ 1351.802607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.802754][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.802959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.803301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.803602][ T32] r5:85a29b8c r4:85a29800 [ 1351.803649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.803886][ T32] r10:61c88647 r9:8592d400 r8:848487ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.804334][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.805432][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.805848][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1351.806288][ T32] r4:dff71dc0 ** 7 printk messages dropped ** [ 1351.806843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.807518][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.807806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.828666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.829099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.829240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.829404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296d40 ** 5 printk messages dropped ** [ 1351.829650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.829820][ T32] r5:85a2af8c r4:85a2ac00 ** 3 printk messages dropped ** [ 1351.830015][ T32] r10:61c88647 r9:8592b000 r8:84848fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.830299][ T32] r4:00000001 [ 1351.830351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.830427][ T32] Exception stack(0xecd6dfb0 to 0xecd6dff8) [ 1351.830466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.830521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.830575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.830628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.830654][ T32] r4:84ae6880 [ 1351.831132][ T32] INFO: task kworker/1:929:6366 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.831170][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.831277][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.831376][ T32] Call trace: [ 1351.831439][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.831545][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.831590][ T32] r4:00000000 [ 1351.831617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.831660][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.831690][ T32] 1d20: 85ba1000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.831719][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.831781][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.831826][ T32] r5:800b0013 r4:80239bb0 [ 1351.831848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.831912][ T32] r4:82ac21e4 [ 1351.831936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.832018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.832067][ T32] r4:dff71dc0 [ 1351.832110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.832157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.832180][ T32] r4:00000000 [ 1351.832202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.832270][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.832323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.832375][ T32] r5:00001000 r4:dfddb000 [ 1351.832408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.832475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.832538][ T32] r5:848fc78c r4:848fc400 [ 1351.832560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.832610][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.832657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.832725][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.832768][ T32] r4:8484f180 [ 1351.832798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.832868][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.832916][ T32] r4:00000001 [ 1351.832949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.833010][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.833049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.833128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.833195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.833236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.833270][ T32] r4:848b2240 [ 1351.833315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.833381][ T32] INFO: task kworker/0:680:6368 blocked for more than 478 seconds. [ 1351.833445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.833504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.833552][ T32] task:kworker/0:680 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.833605][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.833650][ T32] Call trace: [ 1351.833681][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.833731][ T32] r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:85a50000 [ 1351.833755][ T32] r4:85a50000 [ 1351.833776][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.833821][ T32] r5:85a50000 r4:8291a680 [ 1351.833841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.833881][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.833946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 [ 1351.833974][ T32] r4:00000000 [ 1351.833996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.834034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.834080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.834165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08b00 [ 1351.834191][ T32] r4:00000000 [ 1351.834253][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1351.834603][ T32] r5:859ee38c r4:859ee000 [ 1351.834625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.834674][ T32] r7:dddced80 r6:83018000 r5:859ee38c r4:8506f400 ** 2 printk messages dropped ** [ 1351.834802][ T32] r4:8506f400 ** 6 printk messages dropped ** [ 1351.835034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.835782][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.836173][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 1351.836710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 10 printk messages dropped ** [ 1351.837493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.837962][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.862536][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.862942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 ** 7 printk messages dropped ** [ 1351.863316][ T32] r9:83018005 r8:85a50c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1351.863650][ T32] r5:859edb8c r4:859ed800 [ 1351.863671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.863763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.863848][ T32] r4:8506f680 ** 2 printk messages dropped ** [ 1351.863942][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.864083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.864556][ T32] INFO: task kworker/0:681:6369 is blocked on a mutex likely owned by task kworker/0:151:3664. ** 1 printk messages dropped ** [ 1351.864645][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.864691][ T32] Call trace: [ 1351.864750][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.864823][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.864851][ T32] r4:00000000 [ 1351.864872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.864912][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.864981][ T32] 1d20: 85f10000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.865048][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.865106][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.865134][ T32] r5:800b0013 r4:80239bb0 [ 1351.865157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.865198][ T32] r4:82ac21e4 [ 1351.865233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.865287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.865331][ T32] r4:dff71dc0 [ 1351.865397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.865464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1351.865491][ T32] r4:00000000 [ 1351.865531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.865586][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.865608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.865653][ T32] r5:00001000 r4:dfddb000 [ 1351.865674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.865715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.865758][ T32] r5:848fc78c r4:848fc400 [ 1351.865798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.865871][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1351.865916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.865969][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.865991][ T32] r4:8484f180 [ 1351.866011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.866057][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1351.866123][ T32] r4:00000001 [ 1351.866185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.866252][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1351.866283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.866313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.866341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.866372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.866394][ T32] r4:848b2240 [ 1351.866426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.866474][ T32] INFO: task kworker/1:930:6370 blocked for more than 478 seconds. [ 1351.866525][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.866574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.866602][ T32] task:kworker/1:930 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.866674][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.866717][ T32] Call trace: [ 1351.866762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.866815][ T32] r10:8291a684 r9:ecd89d84 r8:00000002 r7:60000113 r6:ecd89d8c r5:85a51800 [ 1351.866860][ T32] r4:85a51800 [ 1351.866907][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.866955][ T32] r5:85a51800 r4:8291a680 [ 1351.866976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.867027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.867098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 [ 1351.867131][ T32] r4:00000000 [ 1351.867150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.867186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.867251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.867299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840080 [ 1351.867324][ T32] r4:00000000 [ 1351.867344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.867389][ T32] r9:83018205 r8:85a51800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.867411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.867453][ T32] r5:00001000 r4:ec957000 [ 1351.867473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.867512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.867576][ T32] r5:85a29f8c r4:85a29c00 [ 1351.867600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.867649][ T32] r7:ddde2d80 r6:83018200 r5:85a29f8c r4:859d6100 [ 1351.867681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.867734][ T32] r10:61c88647 r9:85a51800 r8:859d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.867781][ T32] r4:859d6100 [ 1351.867804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.867851][ T32] r10:00000000 r9:859d6100 r8:80287e08 r7:ecd6de60 r6:859d6180 r5:85a51800 [ 1351.867873][ T32] r4:00000001 [ 1351.867915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.886218][ T32] r4:84ae6b80 ** 3 printk messages dropped ** [ 1351.886914][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.887173][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 1351.887362][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1351.887472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 3 printk messages dropped ** [ 1351.887636][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.887774][ T32] r5:00001000 r4:dfddb000 ** 2 printk messages dropped ** [ 1351.895527][ T32] r5:848fc78c r4:848fc400 ** 3 printk messages dropped ** [ 1351.895928][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.896147][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 4 printk messages dropped ** [ 1351.896439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.896661][ T32] r4:848b2240 [ 1351.896706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.896763][ T32] INFO: task kworker/0:682:6372 blocked for more than 478 seconds. [ 1351.896856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.896913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.896980][ T32] task:kworker/0:682 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.897090][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.897236][ T32] Call trace: [ 1351.897305][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.897429][ T32] r10:8291a684 r9:ecd91d84 r8:00000002 r7:60000113 r6:ecd91d8c r5:85a53000 [ 1351.897488][ T32] r4:85a53000 [ 1351.897531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.897646][ T32] r5:85a53000 r4:8291a680 [ 1351.897696][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.897801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.897953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 [ 1351.910214][ T32] r4:00000000 [ 1351.910258][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.910337][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.910410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.910464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a089c0 [ 1351.910490][ T32] r4:00000000 [ 1351.910512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.910563][ T32] r9:83018005 r8:85a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1351.910610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.910661][ T32] r5:00001000 r4:ec853000 [ 1351.910695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.910764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.910830][ T32] r5:859edf8c r4:859edc00 [ 1351.910857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.910932][ T32] r7:dddced80 r6:83018000 r5:859edf8c r4:8506f780 [ 1351.910959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.911034][ T32] r10:61c88647 r9:85a53000 r8:8506f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.911062][ T32] r4:8506f780 [ 1351.911084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.911132][ T32] r10:00000000 r9:8506f780 r8:80287e08 r7:ecd81e60 r6:859d6200 r5:85a53000 [ 1351.911155][ T32] r4:00000001 [ 1351.911175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.911214][ T32] Exception stack(0xecd91fb0 to 0xecd91ff8) [ 1351.911244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.911317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.911354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.911385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.911433][ T32] r4:84a08a80 [ 1351.911835][ T32] INFO: task kworker/0:682:6372 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.911936][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.912030][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.912084][ T32] Call trace: [ 1351.912170][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.912439][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1351.912631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 9 printk messages dropped ** [ 1351.913019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.913321][ T32] r4:8484f180 ** 1 printk messages dropped ** [ 1351.913400][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 3 printk messages dropped ** [ 1351.913538][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.913830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1351.914207][ T32] r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85a54800 ** 8 printk messages dropped ** [ 1351.914701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.914887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae6d00 [ 1351.914914][ T32] r4:00000000 [ 1351.914938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.915025][ T32] r9:83018005 r8:85a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1351.915073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.915153][ T32] r5:00001000 r4:ec989000 [ 1351.915192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.915280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.915358][ T32] r5:859eef8c r4:859eec00 [ 1351.915408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.915521][ T32] r7:dddced80 r6:83018000 r5:859eef8c r4:8506f500 [ 1351.915597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.915694][ T32] r10:61c88647 r9:85a54800 r8:8506f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.915767][ T32] r4:8506f500 [ 1351.915808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.915922][ T32] r10:00000000 r9:8506f500 r8:80287e08 r7:ecd81e60 r6:859d6280 r5:85a54800 [ 1351.915952][ T32] r4:00000001 [ 1351.915973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.916037][ T32] Exception stack(0xecd9dfb0 to 0xecd9dff8) [ 1351.916124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.916212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.916292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.916363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.916574][ T32] r4:84a08ac0 [ 1351.917128][ T32] INFO: task kworker/0:683:6375 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.917219][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.917385][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.917525][ T32] Call trace: [ 1351.917609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.917715][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.917785][ T32] r4:00000000 [ 1351.917835][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.938484][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.938615][ T32] 1d20: 869e7000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.938672][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 5 printk messages dropped ** [ 1351.939088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 11 printk messages dropped ** [ 1351.939962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.940532][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 1351.940966][ T32] INFO: task kworker/0:684:6376 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.941778][ T32] r4:85a55400 ** 4 printk messages dropped ** [ 1351.942238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 ** 8 printk messages dropped ** [ 1351.942872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.943255][ T32] r5:859ee78c r4:859ee400 ** 3 printk messages dropped ** [ 1351.943610][ T32] r10:61c88647 r9:85a55400 r8:8506f72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.944148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.945070][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.945767][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1351.946221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 10 printk messages dropped ** [ 1351.947141][ T32] r5:848fc78c r4:848fc400 ** 6 printk messages dropped ** [ 1351.947657][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 3 printk messages dropped ** [ 1351.947873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.947987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.978307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.978482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.978553][ T32] r4:848b2240 [ 1351.978611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.978746][ T32] INFO: task kworker/0:685:6378 blocked for more than 478 seconds. [ 1351.978878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.978960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.979034][ T32] task:kworker/0:685 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.979286][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.979456][ T32] Call trace: [ 1351.979538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.979657][ T32] r10:8291a684 r9:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:85a52400 [ 1351.979735][ T32] r4:85a52400 [ 1351.979803][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.979898][ T32] r5:85a52400 r4:8291a680 [ 1351.979951][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.980081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.980192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 [ 1351.980246][ T32] r4:00000000 [ 1351.980292][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.980379][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.980464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.980557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08d00 [ 1351.980612][ T32] r4:00000000 [ 1351.980664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.980771][ T32] r9:83018005 r8:85a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1351.980840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.980939][ T32] r5:00001000 r4:ec939000 [ 1351.980993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.981085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.981180][ T32] r5:859eeb8c r4:859ee800 [ 1351.981251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.981388][ T32] r7:dddced80 r6:83018000 r5:859eeb8c r4:8506f800 [ 1351.981456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.981590][ T32] r10:61c88647 r9:85a52400 r8:8506f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.981660][ T32] r4:8506f800 [ 1351.981709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.981812][ T32] r10:00000000 r9:8506f800 r8:80287e08 r7:ecd9de60 r6:859d6380 r5:85a52400 [ 1351.981866][ T32] r4:00000001 [ 1351.981931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.982028][ T32] Exception stack(0xecda9fb0 to 0xecda9ff8) [ 1351.982094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.982184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.982251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.982354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.982416][ T32] r4:84a08e80 [ 1351.983183][ T32] INFO: task kworker/0:685:6378 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1351.983279][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.983471][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.983632][ T32] Call trace: [ 1351.983729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.983848][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1351.983902][ T32] r4:00000000 [ 1351.983966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.984060][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1351.984129][ T32] 1d20: 86da3000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1351.984215][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1351.984282][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.984434][ T32] r5:800b0013 r4:80239bb0 [ 1351.984492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.984594][ T32] r4:82ac21e4 [ 1351.984647][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.984758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1351.984822][ T32] r4:dff71dc0 [ 1351.984870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.984963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 7 printk messages dropped ** [ 1351.985675][ T32] r5:848fc78c r4:848fc400 ** 6 printk messages dropped ** [ 1351.986308][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 6 printk messages dropped ** [ 1351.986844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.987700][ T32] r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:85a53c00 ** 8 printk messages dropped ** [ 1352.011275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.011825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.012243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.012882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.014033][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.014567][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 7 printk messages dropped ** [ 1352.015085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 6 printk messages dropped ** [ 1352.015497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.015579][ T32] r5:00001000 r4:dfddb000 [ 1352.015620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.015722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.015805][ T32] r5:848fc78c r4:848fc400 [ 1352.015848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.015958][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.016008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.016100][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.016167][ T32] r4:8484f180 [ 1352.016308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.016407][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.016452][ T32] r4:00000001 [ 1352.016517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.016590][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.016703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.016766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.016817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.016883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.016950][ T32] r4:848b2240 [ 1352.017004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.017081][ T32] INFO: task kworker/0:686:6385 blocked for more than 478 seconds. [ 1352.017147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.017215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.017384][ T32] task:kworker/0:686 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.017479][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.017562][ T32] Call trace: [ 1352.017647][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.017752][ T32] r10:8291a684 r9:ecdb9d84 r8:00000002 r7:60000113 r6:ecdb9d8c r5:85a58c00 [ 1352.017865][ T32] r4:85a58c00 [ 1352.017920][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.042635][ T32] r5:85a58c00 r4:8291a680 [ 1352.042732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.042855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.042942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb9e08 [ 1352.042989][ T32] r4:00000000 [ 1352.043053][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.043128][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.043200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.043314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a08f80 [ 1352.043369][ T32] r4:00000000 [ 1352.043411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.043524][ T32] r9:83018005 r8:85a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1352.043629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.043726][ T32] r5:00001000 r4:ec9a3000 [ 1352.043778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.043864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.044105][ T32] r5:859ef38c r4:859ef000 [ 1352.044155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.044249][ T32] r7:dddced80 r6:83018000 r5:859ef38c r4:8506f880 [ 1352.044291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.044386][ T32] r10:61c88647 r9:85a58c00 r8:8506f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.044474][ T32] r4:8506f880 [ 1352.044525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.044612][ T32] r10:00000000 r9:8506f880 r8:80287e08 r7:ecd9de60 r6:859d6480 r5:85a58c00 [ 1352.044748][ T32] r4:00000001 [ 1352.044801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.044879][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1352.045007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.045079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.045154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.045218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.045271][ T32] r4:84ae73c0 [ 1352.045925][ T32] INFO: task kworker/0:686:6385 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.045998][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.046147][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.046324][ T32] Call trace: [ 1352.046390][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.046491][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.046541][ T32] r4:00000000 [ 1352.046581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.046659][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.046709][ T32] 1d20: 875c9000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.046767][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.046818][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.046869][ T32] r5:800b0013 r4:80239bb0 [ 1352.046907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.046987][ T32] r4:82ac21e4 [ 1352.047091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.047187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.047236][ T32] r4:dff71dc0 [ 1352.047350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.047441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.047486][ T32] r4:00000000 [ 1352.047530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.047614][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.047656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.047784][ T32] r5:00001000 r4:dfddb000 [ 1352.047833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.047912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.068578][ T32] r5:848fc78c r4:848fc400 [ 1352.068639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.068744][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.068793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.068876][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.068965][ T32] r4:8484f180 [ 1352.069006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.069099][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.069153][ T32] r4:00000001 [ 1352.069204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.069276][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.069344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.069522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.069586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.069650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.069721][ T32] r4:848b2240 [ 1352.069769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.069897][ T32] INFO: task kworker/0:687:6386 blocked for more than 478 seconds. [ 1352.069972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.070043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.070091][ T32] task:kworker/0:687 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.070228][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.070373][ T32] Call trace: [ 1352.070488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.070594][ T32] r10:8291a684 r9:ecdbdd84 r8:00000002 r7:60000113 r6:ecdbdd8c r5:85a59800 [ 1352.070644][ T32] r4:85a59800 [ 1352.070689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.070767][ T32] r5:85a59800 r4:8291a680 [ 1352.070815][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.070890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.071024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 1352.071089][ T32] r4:00000000 [ 1352.071176][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.071261][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.071345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.071423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4380 [ 1352.071469][ T32] r4:00000000 [ 1352.071528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.071640][ T32] r9:83018005 r8:85a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1352.071696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.071779][ T32] r5:00001000 r4:ecaad000 [ 1352.071862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.071989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.072084][ T32] r5:859f478c r4:859f4400 [ 1352.072129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.072261][ T32] r7:dddced80 r6:83018000 r5:859f478c r4:8506f900 [ 1352.072313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.072555][ T32] r4:8506f900 ** 2 printk messages dropped ** [ 1352.072734][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.073004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.073960][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.074524][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 4 printk messages dropped ** [ 1352.075002][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 2 printk messages dropped ** [ 1352.075190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.075473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.075545][ T32] r4:dff71dc0 [ 1352.075585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.075670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.075744][ T32] r4:00000000 [ 1352.075792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.075893][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.075983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.076092][ T32] r5:00001000 r4:dfddb000 [ 1352.076157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.076240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.076338][ T32] r5:848fc78c r4:848fc400 [ 1352.076397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.076488][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.076573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.076668][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.076709][ T32] r4:8484f180 [ 1352.076753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.076841][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.076889][ T32] r4:00000001 [ 1352.076942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.077033][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.077136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.077195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.077249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.077301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.077402][ T32] r4:848b2240 [ 1352.077452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.077496][ T32] INFO: task kworker/0:688:6387 blocked for more than 478 seconds. [ 1352.077578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.077765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.077815][ T32] task:kworker/0:688 state:D stack:0 pid:6387 tgid:6387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.099691][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.099915][ T32] Call trace: [ 1352.099991][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.100104][ T32] r10:8291a684 r9:ecdc1d84 r8:00000002 r7:60000113 r6:ecdc1d8c r5:85a5a400 [ 1352.100153][ T32] r4:85a5a400 [ 1352.100198][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.100303][ T32] r5:85a5a400 r4:8291a680 [ 1352.100377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.100461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.100581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc1e08 [ 1352.100638][ T32] r4:00000000 [ 1352.100685][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.100757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.100836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.100918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7000 [ 1352.100962][ T32] r4:00000000 [ 1352.101024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.101130][ T32] r9:83018005 r8:85a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1352.101183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.101266][ T32] r5:00001000 r4:eca4d000 [ 1352.101330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.101411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.101490][ T32] r5:859ef78c r4:859ef400 [ 1352.101538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.101697][ T32] r7:dddced80 r6:83018000 r5:859ef78c r4:8506f600 [ 1352.101752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.101868][ T32] r10:61c88647 r9:85a5a400 r8:8506f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.101923][ T32] r4:8506f600 [ 1352.101984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.102079][ T32] r10:00000000 r9:8506f600 r8:80287e08 r7:ecdbde60 r6:859d6600 r5:85a5a400 [ 1352.102149][ T32] r4:00000001 [ 1352.102188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.102265][ T32] Exception stack(0xecdc1fb0 to 0xecdc1ff8) [ 1352.102332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.102387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.102447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.102603][ T32] r4:84a08d40 ** 2 printk messages dropped ** [ 1352.103464][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.103739][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 3 printk messages dropped ** [ 1352.104005][ T32] 1d20: 87c10000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 3 printk messages dropped ** [ 1352.104280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1352.104546][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 1352.104713][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.104837][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1352.105162][ T32] r5:848fc78c r4:848fc400 ** 3 printk messages dropped ** [ 1352.105466][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1352.105554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.105643][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.105687][ T32] r4:00000001 [ 1352.105774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.105901][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.105966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.106016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.106089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.106177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.106256][ T32] r4:848b2240 [ 1352.106302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.106399][ T32] INFO: task kworker/0:689:6388 blocked for more than 478 seconds. [ 1352.106462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.106513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.106549][ T32] task:kworker/0:689 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.106638][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.106771][ T32] Call trace: [ 1352.106835][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.106938][ T32] r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000113 r6:ecdc5d8c r5:85a5b000 [ 1352.106983][ T32] r4:85a5b000 [ 1352.107022][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.107103][ T32] r5:85a5b000 r4:8291a680 [ 1352.107151][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.107228][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.107325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc5e08 [ 1352.107376][ T32] r4:00000000 [ 1352.107419][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.107487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.107555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.107644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4000 [ 1352.107688][ T32] r4:00000000 [ 1352.107730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.107811][ T32] r9:83018005 r8:85a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1352.107856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.128701][ T32] r5:00001000 r4:eca73000 [ 1352.128750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.128821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.128871][ T32] r5:859efb8c r4:859ef800 [ 1352.128896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.128949][ T32] r7:dddced80 r6:83018000 r5:859efb8c r4:8506f980 [ 1352.128974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.129047][ T32] r10:61c88647 r9:85a5b000 r8:8506f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.129112][ T32] r4:8506f980 [ 1352.129165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.129257][ T32] r10:00000000 r9:8506f980 r8:80287e08 r7:ecdbde60 r6:859d6680 r5:85a5b000 [ 1352.129331][ T32] r4:00000001 [ 1352.129389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.129503][ T32] Exception stack(0xecdc5fb0 to 0xecdc5ff8) [ 1352.129565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.129623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.129677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.129736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.129787][ T32] r4:848d40c0 [ 1352.130439][ T32] INFO: task kworker/0:689:6388 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.130527][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.130715][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.130862][ T32] Call trace: [ 1352.130964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.131122][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.131174][ T32] r4:00000000 [ 1352.131215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.131311][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.131379][ T32] 1d20: 87e06000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.131437][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.131509][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.131587][ T32] r5:800b0013 r4:80239bb0 [ 1352.131639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.131720][ T32] r4:82ac21e4 [ 1352.131806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.131909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.131956][ T32] r4:dff71dc0 [ 1352.131995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.132083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.132143][ T32] r4:00000000 [ 1352.132211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.132304][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.132411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.132493][ T32] r5:00001000 r4:dfddb000 [ 1352.132542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.132618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.132698][ T32] r5:848fc78c r4:848fc400 [ 1352.132740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.132830][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.132873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.132964][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.133059][ T32] r4:8484f180 [ 1352.133131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.133228][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.133271][ T32] r4:00000001 [ 1352.133380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.133452][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.133506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.133582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.133638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.133742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.133798][ T32] r4:848b2240 [ 1352.133843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.133916][ T32] INFO: task kworker/0:690:6390 blocked for more than 478 seconds. [ 1352.134024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.134080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.134168][ T32] task:kworker/0:690 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.134305][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.134395][ T32] Call trace: [ 1352.134483][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.134617][ T32] r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000013 r6:ecdcdd8c r5:85a5c800 [ 1352.134670][ T32] r4:85a5c800 [ 1352.134721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.134824][ T32] r5:85a5c800 r4:8291a680 [ 1352.134871][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.134970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.135057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 [ 1352.135103][ T32] r4:00000000 [ 1352.135143][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.135257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.135339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.135424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4200 [ 1352.135494][ T32] r4:00000000 [ 1352.135545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.135651][ T32] r9:83018005 r8:85a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1352.135695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.135781][ T32] r5:00001000 r4:eca83000 [ 1352.135814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.135892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.135973][ T32] r5:859eff8c r4:859efc00 [ 1352.136014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.136116][ T32] r7:dddced80 r6:83018000 r5:859eff8c r4:8506fb00 [ 1352.136209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.136303][ T32] r10:61c88647 r9:85a5c800 r8:8506fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.136404][ T32] r4:8506fb00 [ 1352.136471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.136558][ T32] r10:00000000 r9:8506fb00 r8:80287e08 r7:ecdbde60 r6:859d6700 r5:85a5c800 [ 1352.136612][ T32] r4:00000001 [ 1352.136656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.136724][ T32] Exception stack(0xecdcdfb0 to 0xecdcdff8) [ 1352.136772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.136835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.136891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.136945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.136990][ T32] r4:848d40c0 [ 1352.137429][ T32] INFO: task kworker/0:690:6390 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.137486][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.137676][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.137781][ T32] Call trace: [ 1352.137894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.174416][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.174490][ T32] r4:00000000 [ 1352.174530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.174647][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.174687][ T32] 1d20: 884f7000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.174719][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.174748][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.174781][ T32] r5:800b0013 r4:80239bb0 [ 1352.174852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.174945][ T32] r4:82ac21e4 [ 1352.174973][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.175026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.175085][ T32] r4:dff71dc0 [ 1352.175132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.175190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.175239][ T32] r4:00000000 [ 1352.175296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.175403][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.175435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.175546][ T32] r5:00001000 r4:dfddb000 [ 1352.175658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.175741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.175790][ T32] r5:848fc78c r4:848fc400 [ 1352.175841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.175923][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.175975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.176064][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.176134][ T32] r4:8484f180 [ 1352.176174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.176262][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.176344][ T32] r4:00000001 [ 1352.176398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.176467][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.176523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.176566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.176611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.176716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.176771][ T32] r4:848b2240 [ 1352.176809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.176849][ T32] INFO: task kworker/0:691:6392 blocked for more than 478 seconds. [ 1352.176929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.176985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.177032][ T32] task:kworker/0:691 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.177129][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.177231][ T32] Call trace: [ 1352.177316][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.177436][ T32] r10:8291a684 r9:ecdd5d84 r8:00000002 r7:60000113 r6:ecdd5d8c r5:85a5d400 [ 1352.177486][ T32] r4:85a5d400 [ 1352.177530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.177589][ T32] r5:85a5d400 r4:8291a680 [ 1352.177635][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.177708][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.177791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 [ 1352.177829][ T32] r4:00000000 [ 1352.177856][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.183958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.184044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.184098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4280 [ 1352.184138][ T32] r4:00000000 [ 1352.184186][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.184240][ T32] r9:83018005 r8:85a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1352.184297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.184358][ T32] r5:00001000 r4:eca99000 [ 1352.184407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.184508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.184581][ T32] r5:859f438c r4:859f4000 [ 1352.184611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.184700][ T32] r7:dddced80 r6:83018000 r5:859f438c r4:8506fa00 [ 1352.184727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.184819][ T32] r10:61c88647 r9:85a5d400 r8:8506fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.184849][ T32] r4:8506fa00 [ 1352.184897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.184968][ T32] r10:00000000 r9:8506fa00 r8:80287e08 r7:ecdbde60 r6:859d6780 r5:85a5d400 [ 1352.185006][ T32] r4:00000001 [ 1352.185056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.185144][ T32] Exception stack(0xecdd5fb0 to 0xecdd5ff8) [ 1352.185202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.185256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.185290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.185340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.185396][ T32] r4:848d41c0 [ 1352.185860][ T32] INFO: task kworker/0:691:6392 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.185961][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.186045][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.186184][ T32] Call trace: [ 1352.186235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.186311][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.186372][ T32] r4:00000000 [ 1352.186398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.186459][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.186535][ T32] 1d20: 884f7000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.186612][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.186659][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.186689][ T32] r5:800b0013 r4:80239bb0 [ 1352.186733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.186833][ T32] r4:82ac21e4 [ 1352.186885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.186981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.187056][ T32] r4:dff71dc0 [ 1352.187114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.187203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.187233][ T32] r4:00000000 [ 1352.187285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.187404][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.187494][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.187584][ T32] r5:00001000 r4:dfddb000 [ 1352.187619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.187702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.187760][ T32] r5:848fc78c r4:848fc400 [ 1352.187831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.198316][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.198423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.198506][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.198533][ T32] r4:8484f180 [ 1352.198581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.198639][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.198688][ T32] r4:00000001 [ 1352.198737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.198785][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.198819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.198851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.198881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.198935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.199005][ T32] r4:848b2240 [ 1352.199090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.199127][ T32] INFO: task kworker/0:692:6394 blocked for more than 478 seconds. [ 1352.199164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.199191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.199216][ T32] task:kworker/0:692 state:D stack:0 pid:6394 tgid:6394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.199289][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.199383][ T32] Call trace: [ 1352.199432][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.199489][ T32] r10:8291a684 r9:ecdddd84 r8:00000002 r7:60000013 r6:ecdddd8c r5:85a58000 [ 1352.199514][ T32] r4:85a58000 [ 1352.199536][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.199582][ T32] r5:85a58000 r4:8291a680 [ 1352.199604][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.199657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.199707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecddde08 [ 1352.199756][ T32] r4:00000000 [ 1352.199786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.199825][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.199887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.199941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4bc0 [ 1352.199966][ T32] r4:00000000 [ 1352.199987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.200059][ T32] r9:83018005 r8:85a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1352.200094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.200142][ T32] r5:00001000 r4:ecb85000 [ 1352.200190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.200243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.200290][ T32] r5:859f5f8c r4:859f5c00 [ 1352.200331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.200414][ T32] r7:dddced80 r6:83018000 r5:859f5f8c r4:8506fb80 [ 1352.200445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.200497][ T32] r10:61c88647 r9:85a58000 r8:8506fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.200523][ T32] r4:8506fb80 [ 1352.200543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.200594][ T32] r10:00000000 r9:8506fb80 r8:80287e08 r7:ecdbde60 r6:859d6800 r5:85a58000 [ 1352.200618][ T32] r4:00000001 [ 1352.200639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.200676][ T32] Exception stack(0xecdddfb0 to 0xecdddff8) [ 1352.200705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.200743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.200771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.200822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.200857][ T32] r4:848d4500 [ 1352.201251][ T32] INFO: task kworker/0:692:6394 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.201287][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.201374][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.201423][ T32] Call trace: [ 1352.201479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.201537][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.201562][ T32] r4:00000000 [ 1352.201584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.201626][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.201656][ T32] 1d20: 8866a000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.201704][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.201739][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.201765][ T32] r5:800b0013 r4:80239bb0 [ 1352.201816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.201864][ T32] r4:82ac21e4 [ 1352.201887][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.201959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.201992][ T32] r4:dff71dc0 [ 1352.202013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.202058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.202086][ T32] r4:00000000 [ 1352.202142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.202199][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.202223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.202268][ T32] r5:00001000 r4:dfddb000 [ 1352.202292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.202343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.202389][ T32] r5:848fc78c r4:848fc400 [ 1352.202411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.202460][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.202485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.202535][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.202559][ T32] r4:8484f180 [ 1352.202600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.202677][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.202706][ T32] r4:00000001 [ 1352.202727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.202766][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.202794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.202825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.202854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.202913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.202955][ T32] r4:848b2240 [ 1352.203009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.203059][ T32] INFO: task kworker/0:693:6396 blocked for more than 478 seconds. [ 1352.203101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.203128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1352.203333][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.203446][ T32] r4:85a5e000 ** 1 printk messages dropped ** [ 1352.203513][ T32] r5:85a5e000 r4:8291a680 ** 1 printk messages dropped ** [ 1352.203576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.203819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1352.203887][ T32] r4:00000000 [ 1352.203924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.203976][ T32] r9:83018005 r8:85a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1352.204000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.204045][ T32] r5:00001000 r4:ecac5000 [ 1352.204081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.204126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.204172][ T32] r5:859f4b8c r4:859f4800 [ 1352.204193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.204243][ T32] r7:dddced80 r6:83018000 r5:859f4b8c r4:8506fc80 [ 1352.204266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.204316][ T32] r10:61c88647 r9:85a5e000 r8:8506fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.204393][ T32] r4:8506fc80 [ 1352.204462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.204544][ T32] r10:00000000 r9:8506fc80 r8:80287e08 r7:ecddde60 r6:859d6880 r5:85a5e000 [ 1352.204576][ T32] r4:00000001 [ 1352.204624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.204679][ T32] Exception stack(0xecde5fb0 to 0xecde5ff8) [ 1352.204709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.204764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.204820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.204885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.204932][ T32] r4:848d4640 [ 1352.205305][ T32] INFO: task kworker/0:693:6396 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.205378][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.205620][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.205715][ T32] Call trace: [ 1352.205779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.205915][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.205967][ T32] r4:00000000 [ 1352.206008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.206128][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.206192][ T32] 1d20: 8866a000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.206325][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.206384][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.206444][ T32] r5:800b0013 r4:80239bb0 [ 1352.206485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.206563][ T32] r4:82ac21e4 [ 1352.206626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.206714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.206762][ T32] r4:dff71dc0 [ 1352.206806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.206887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.206940][ T32] r4:00000000 [ 1352.206980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.207069][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.207121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.207200][ T32] r5:00001000 r4:dfddb000 [ 1352.207240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.207331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.207438][ T32] r5:848fc78c r4:848fc400 [ 1352.207483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.207580][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.207666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.207765][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.207836][ T32] r4:8484f180 [ 1352.207888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.238586][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.238641][ T32] r4:00000001 [ 1352.238668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.238735][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.238791][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.238832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.238862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.238896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.238943][ T32] r4:848b2240 [ 1352.238975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.239043][ T32] INFO: task kworker/0:694:6398 blocked for more than 478 seconds. [ 1352.239098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.239129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.239161][ T32] task:kworker/0:694 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.239227][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.239288][ T32] Call trace: [ 1352.239352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.239440][ T32] r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000013 r6:ecdedd8c r5:85a5bc00 [ 1352.239472][ T32] r4:85a5bc00 [ 1352.239495][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.239543][ T32] r5:85a5bc00 r4:8291a680 [ 1352.239586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.239655][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.239708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 [ 1352.239735][ T32] r4:00000000 [ 1352.239757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.239816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.239870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.239917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4700 [ 1352.239963][ T32] r4:00000000 [ 1352.240011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.240074][ T32] r9:83018005 r8:85a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.240110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.240182][ T32] r5:00001000 r4:ecaeb000 [ 1352.240212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.240257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.240304][ T32] r5:859f4f8c r4:859f4c00 [ 1352.240353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.240410][ T32] r7:dddced80 r6:83018000 r5:859f4f8c r4:8506fd00 [ 1352.240436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.240488][ T32] r10:61c88647 r9:85a5bc00 r8:8506fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.240515][ T32] r4:8506fd00 [ 1352.240557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.240617][ T32] r10:00000000 r9:8506fd00 r8:80287e08 r7:ecddde60 r6:859d6900 r5:85a5bc00 [ 1352.240643][ T32] r4:00000001 [ 1352.240666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.240730][ T32] Exception stack(0xecdedfb0 to 0xecdedff8) [ 1352.240773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.240806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.240836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.240869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.240914][ T32] r4:848d4480 [ 1352.241330][ T32] INFO: task kworker/0:694:6398 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.241370][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.241481][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.241548][ T32] Call trace: [ 1352.241608][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.241696][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.241732][ T32] r4:00000000 [ 1352.241776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.241848][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.241883][ T32] 1d20: 88c8a000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.241938][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.241996][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.242047][ T32] r5:800b0013 r4:80239bb0 [ 1352.242079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.242211][ T32] r4:82ac21e4 [ 1352.242242][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.242293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.242344][ T32] r4:dff71dc0 [ 1352.242372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.242419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.242444][ T32] r4:00000000 [ 1352.242465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.242535][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.242562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.242628][ T32] r5:00001000 r4:dfddb000 [ 1352.242695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.242763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.242816][ T32] r5:848fc78c r4:848fc400 [ 1352.242840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.242889][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.242922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.242999][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.243029][ T32] r4:8484f180 [ 1352.243050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.243104][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.243128][ T32] r4:00000001 [ 1352.243168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.243212][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.243270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.243305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.243372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.243424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.243450][ T32] r4:848b2240 [ 1352.243493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.243526][ T32] INFO: task kworker/0:695:6400 blocked for more than 478 seconds. [ 1352.243560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.243654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.243703][ T32] task:kworker/0:695 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.243800][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.243849][ T32] Call trace: [ 1352.243934][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.243992][ T32] r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000113 r6:ecdf5d8c r5:85a56000 [ 1352.244018][ T32] r4:85a56000 [ 1352.244082][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.244154][ T32] r5:85a56000 r4:8291a680 [ 1352.244185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.244230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.244276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 [ 1352.244299][ T32] r4:00000000 [ 1352.244324][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.244362][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.244406][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.244472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4780 [ 1352.244551][ T32] r4:00000000 [ 1352.244786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.244974][ T32] r9:83018005 r8:85a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1352.245045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.245133][ T32] r5:00001000 r4:ecb0f000 [ 1352.245178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.245281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.245394][ T32] r5:859f538c r4:859f5000 [ 1352.245448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.245553][ T32] r7:dddced80 r6:83018000 r5:859f538c r4:8506fc00 [ 1352.245605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.245727][ T32] r10:61c88647 r9:85a56000 r8:8506fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.245814][ T32] r4:8506fc00 [ 1352.245880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.245998][ T32] r10:00000000 r9:8506fc00 r8:80287e08 r7:ecddde60 r6:859d6980 r5:85a56000 [ 1352.246055][ T32] r4:00000001 [ 1352.246102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.246203][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1352.246268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.246336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.246406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.246457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.246498][ T32] r4:848d46c0 [ 1352.246987][ T32] INFO: task kworker/0:695:6400 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.247051][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.247184][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.247278][ T32] Call trace: [ 1352.247335][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.247431][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.247470][ T32] r4:00000000 [ 1352.247503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.247566][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.247612][ T32] 1d20: 88c8a000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.247712][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.247778][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.247824][ T32] r5:800b0013 r4:80239bb0 [ 1352.247916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.275106][ T32] r4:82ac21e4 [ 1352.275207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.275362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.275427][ T32] r4:dff71dc0 [ 1352.275475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.275565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.275629][ T32] r4:00000000 [ 1352.275678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.275775][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.275837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.275933][ T32] r5:00001000 r4:dfddb000 [ 1352.275978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.276091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.276186][ T32] r5:848fc78c r4:848fc400 [ 1352.276232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.276740][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 9 printk messages dropped ** [ 1352.277353][ T32] INFO: task kworker/0:696:6402 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1352.277617][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.277734][ T32] Call trace: [ 1352.277827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.291772][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000113 r6:ecdfdd8c r5:85a60000 [ 1352.291868][ T32] r4:85a60000 [ 1352.291911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.291978][ T32] r5:85a60000 r4:8291a680 [ 1352.292000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.292042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.292087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 [ 1352.292113][ T32] r4:00000000 [ 1352.292133][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.292169][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.292238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.292288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4940 [ 1352.292346][ T32] r4:00000000 [ 1352.292372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.292493][ T32] r9:83018005 r8:85a60000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1352.292521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.292569][ T32] r5:00001000 r4:ecb35000 [ 1352.292591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.292631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.292739][ T32] r5:859f578c r4:859f5400 [ 1352.292828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.292900][ T32] r7:dddced80 r6:83018000 r5:859f578c r4:8506fd80 [ 1352.292926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.293036][ T32] r10:61c88647 r9:85a60000 r8:8506fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.293130][ T32] r4:8506fd80 [ 1352.293155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.293255][ T32] r10:00000000 r9:8506fd80 r8:80287e08 r7:ecddde60 r6:859d6a00 r5:85a60000 [ 1352.293365][ T32] r4:00000001 [ 1352.293405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.293509][ T32] Exception stack(0xecdfdfb0 to 0xecdfdff8) [ 1352.293545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.293577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.293604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.293635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.293658][ T32] r4:848d47c0 [ 1352.294087][ T32] INFO: task kworker/0:696:6402 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.294212][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.294382][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.294437][ T32] Call trace: [ 1352.294506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.294565][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.294590][ T32] r4:00000000 [ 1352.294611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.294651][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.294680][ T32] 1d20: 8903c000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.294724][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.294897][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.294926][ T32] r5:800b0013 r4:80239bb0 [ 1352.294948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.295011][ T32] r4:82ac21e4 [ 1352.295286][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.295335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.295399][ T32] r4:dff71dc0 [ 1352.295445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.295495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.295622][ T32] r4:00000000 [ 1352.295646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.295695][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.295718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.295828][ T32] r5:00001000 r4:dfddb000 [ 1352.295879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.295973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.296063][ T32] r5:848fc78c r4:848fc400 [ 1352.296120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.296698][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 9 printk messages dropped ** [ 1352.297427][ T32] INFO: task kworker/0:697:6404 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1352.309125][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.309793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.310422][ T32] r9:83018005 r8:85a61800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1352.310827][ T32] r5:859f5b8c r4:859f5800 [ 1352.310894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.310976][ T32] r7:dddced80 r6:83018000 r5:859f5b8c r4:8506fe00 [ 1352.311116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.311206][ T32] r10:61c88647 r9:85a61800 r8:8506fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.311244][ T32] r4:8506fe00 [ 1352.311293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.311379][ T32] r10:00000000 r9:8506fe00 r8:80287e08 r7:ecddde60 r6:859d6a80 r5:85a61800 [ 1352.311416][ T32] r4:00000001 [ 1352.311448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.311516][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1352.311597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.311649][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.311717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.311774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.311812][ T32] r4:848d4880 [ 1352.312483][ T32] INFO: task kworker/0:697:6404 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.312542][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.312702][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.312780][ T32] Call trace: [ 1352.312862][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.313101][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.313154][ T32] r4:00000000 [ 1352.313188][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.313251][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.313311][ T32] 1d20: 8903c000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.313368][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1352.313828][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 1352.314134][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 7 printk messages dropped ** [ 1352.314793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.315234][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 1352.315583][ T32] INFO: task kworker/0:698:6407 blocked for more than 478 seconds. ** 1 printk messages dropped ** [ 1352.315687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.315720][ T32] task:kworker/0:698 state:D stack:0 pid:6407 tgid:6407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.315793][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.315859][ T32] Call trace: [ 1352.315906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.315981][ T32] r10:8291a684 r9:ece11d84 r8:00000002 r7:60000113 r6:ece11d8c r5:85a60c00 [ 1352.316018][ T32] r4:85a60c00 [ 1352.316050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.316122][ T32] r5:85a60c00 r4:8291a680 [ 1352.316154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.316217][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.316284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 [ 1352.316322][ T32] r4:00000000 [ 1352.316396][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.316457][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.316605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.316710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4d40 [ 1352.316751][ T32] r4:00000000 [ 1352.316825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.316901][ T32] r9:83018005 r8:85a60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.317001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.317090][ T32] r5:00001000 r4:ecb97000 [ 1352.317129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.317193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.317261][ T32] r5:859f638c r4:859f6000 [ 1352.317294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.317374][ T32] r7:dddced80 r6:83018000 r5:859f638c r4:8506fe80 [ 1352.317410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.317499][ T32] r10:61c88647 r9:85a60c00 r8:8506feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.317540][ T32] r4:8506fe80 [ 1352.317573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.317664][ T32] r10:00000000 r9:8506fe80 r8:80287e08 r7:ecddde60 r6:859d6b00 r5:85a60c00 [ 1352.317723][ T32] r4:00000001 [ 1352.317758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.317816][ T32] Exception stack(0xece11fb0 to 0xece11ff8) [ 1352.317858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.341372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.341468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.341508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.341560][ T32] r4:848d49c0 [ 1352.341985][ T32] INFO: task kworker/0:698:6407 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.342025][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.342174][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.342289][ T32] Call trace: [ 1352.342342][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.342406][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.342431][ T32] r4:00000000 [ 1352.342452][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.342509][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.342542][ T32] 1d20: 89304000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.342574][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.342602][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.342627][ T32] r5:800b0013 r4:80239bb0 [ 1352.342648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.342692][ T32] r4:82ac21e4 [ 1352.342713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.342781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.342808][ T32] r4:dff71dc0 [ 1352.342830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.342874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.342897][ T32] r4:00000000 [ 1352.342918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.342965][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.343035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.343085][ T32] r5:00001000 r4:dfddb000 [ 1352.343106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.343172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.343244][ T32] r5:848fc78c r4:848fc400 [ 1352.343280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.343386][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.343444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.343528][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.343568][ T32] r4:8484f180 [ 1352.343591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.343640][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.343691][ T32] r4:00000001 [ 1352.343740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.344065][ T32] INFO: task kworker/0:699:6410 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.344491][ T32] r4:859c1800 ** 4 printk messages dropped ** [ 1352.344860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 ** 6 printk messages dropped ** [ 1352.345258][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.345625][ T32] r5:859f6b8c r4:859f6800 [ 1352.345651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.345772][ T32] r10:61c88647 r9:859c1800 r8:8484702c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.346317][ T32] r4:84a08280 ** 2 printk messages dropped ** [ 1352.346833][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.347206][ T32] 1d20: 89304000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 7 printk messages dropped ** [ 1352.347538][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 1352.347742][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 9 printk messages dropped ** [ 1352.365681][ T32] r4:8484f180 ** 1 printk messages dropped ** [ 1352.365780][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 8 printk messages dropped ** [ 1352.366152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.366395][ T32] task:kworker/0:700 state:D stack:0 pid:6412 tgid:6412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.366471][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.366520][ T32] Call trace: [ 1352.366573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.366631][ T32] r10:8291a684 r9:ecd8dd84 r8:00000002 r7:60000013 r6:ecd8dd8c r5:859c3000 [ 1352.366669][ T32] r4:859c3000 [ 1352.366694][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.366743][ T32] r5:859c3000 r4:8291a680 [ 1352.366766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.366808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.366868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 [ 1352.366901][ T32] r4:00000000 [ 1352.366935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.366975][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.367017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.367061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d4e00 [ 1352.367090][ T32] r4:00000000 [ 1352.367114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.367164][ T32] r9:83018005 r8:859c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1352.367213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.367262][ T32] r5:00001000 r4:ecbb9000 [ 1352.367309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.367360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.367405][ T32] r5:859f678c r4:859f6400 [ 1352.367428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.367477][ T32] r7:dddced80 r6:83018000 r5:859f678c r4:84847180 [ 1352.367499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.367548][ T32] r10:61c88647 r9:859c3000 r8:848471ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.367574][ T32] r4:84847180 [ 1352.367619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.367672][ T32] r10:00000000 r9:84847180 r8:80287e08 r7:ecda5e60 r6:84847080 r5:859c3000 [ 1352.367696][ T32] r4:00000001 [ 1352.367740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.367830][ T32] Exception stack(0xecd8dfb0 to 0xecd8dff8) [ 1352.367877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.380130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.380240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.380285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.380314][ T32] r4:848d4d00 [ 1352.380738][ T32] INFO: task kworker/0:700:6412 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.380781][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.380859][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.380945][ T32] Call trace: [ 1352.380985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.381074][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.381107][ T32] r4:00000000 [ 1352.381131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.381175][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.381208][ T32] 1d20: 8982e000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.381241][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1352.381547][ T32] r4:dff71dc0 ** 3 printk messages dropped ** [ 1352.381712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1352.382244][ T32] r4:8484f180 ** 2 printk messages dropped ** [ 1352.382371][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.382526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.383069][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.383689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.384084][ T32] r9:83018005 r8:859c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1352.384279][ T32] r5:859f6f8c r4:859f6c00 ** 3 printk messages dropped ** [ 1352.384453][ T32] r10:61c88647 r9:859c3c00 r8:8484722c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.384882][ T32] r4:848d4d00 ** 2 printk messages dropped ** [ 1352.385227][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.385553][ T32] 1d20: 8982e000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 7 printk messages dropped ** [ 1352.385884][ T32] r4:dff71dc0 ** 3 printk messages dropped ** [ 1352.385992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.386428][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.386758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.387031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.387370][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.387742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.408701][ T32] r7:dddced80 r6:83018000 r5:859f738c r4:84847300 ** 4 printk messages dropped ** [ 1352.408909][ T32] r10:00000000 r9:84847300 r8:80287e08 r7:ece19e60 r6:84847400 r5:859c4800 ** 7 printk messages dropped ** [ 1352.409291][ T32] r4:859d4240 ** 2 printk messages dropped ** [ 1352.409854][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.409904][ T32] Call trace: [ 1352.409960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.410021][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.410074][ T32] r4:00000000 [ 1352.410155][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.410213][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.410244][ T32] 1d20: 89a32000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.410275][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.410325][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.410363][ T32] r5:800b0013 r4:80239bb0 [ 1352.410412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.410469][ T32] r4:82ac21e4 [ 1352.410492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.410537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.410561][ T32] r4:dff71dc0 [ 1352.410581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.410656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.410714][ T32] r4:00000000 [ 1352.410759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.410814][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.410854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.410909][ T32] r5:00001000 r4:dfddb000 [ 1352.410942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.410994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.411041][ T32] r5:848fc78c r4:848fc400 [ 1352.411062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.411115][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.411137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.411187][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.411211][ T32] r4:8484f180 [ 1352.411232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.411280][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.411303][ T32] r4:00000001 [ 1352.411342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.411384][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.411413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.411455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.411487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.411519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.411542][ T32] r4:848b2240 [ 1352.411563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.411631][ T32] INFO: task kworker/0:703:6417 blocked for more than 478 seconds. [ 1352.411704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.411735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.411757][ T32] task:kworker/0:703 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.411806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.411850][ T32] Call trace: [ 1352.411898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.411998][ T32] r10:8291a684 r9:ece21d84 r8:00000002 r7:60000013 r6:ece21d8c r5:859c5400 [ 1352.412026][ T32] r4:859c5400 [ 1352.412060][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.412158][ T32] r5:859c5400 r4:8291a680 ** 1 printk messages dropped ** [ 1352.412220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.412665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.412903][ T32] r5:859f7f8c r4:859f7c00 ** 3 printk messages dropped ** [ 1352.413044][ T32] r10:61c88647 r9:859c5400 r8:848474ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.413369][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.414094][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 5 printk messages dropped ** [ 1352.414374][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 1352.414824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.415642][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 5 printk messages dropped ** [ 1352.415932][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.416145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.416420][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.416655][ T32] r5:859c6000 r4:8291a680 ** 4 printk messages dropped ** [ 1352.416914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.418064][ T32] r5:859f778c r4:859f7400 [ 1352.448392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.448596][ T32] r4:84847600 ** 6 printk messages dropped ** [ 1352.448854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.449999][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.450058][ T32] r4:00000000 [ 1352.450129][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.450214][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.450273][ T32] 1d20: 8a1a0000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.450351][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.450405][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.450464][ T32] r5:800b0013 r4:80239bb0 [ 1352.450514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.450602][ T32] r4:82ac21e4 [ 1352.450703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.450802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.450864][ T32] r4:dff71dc0 [ 1352.450925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.451020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.451074][ T32] r4:00000000 [ 1352.451128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.451222][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.451248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.451320][ T32] r5:00001000 r4:dfddb000 [ 1352.451353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.451396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.451439][ T32] r5:848fc78c r4:848fc400 [ 1352.451460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.451519][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.451584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.451649][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.451696][ T32] r4:8484f180 [ 1352.451725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.451775][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.451800][ T32] r4:00000001 [ 1352.451820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.451857][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.451903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.451934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.451962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.451993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.452016][ T32] r4:848b2240 [ 1352.452036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.452065][ T32] INFO: task kworker/0:705:6421 blocked for more than 478 seconds. [ 1352.452104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.452131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.452152][ T32] task:kworker/0:705 state:D stack:0 pid:6421 tgid:6421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.452211][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.452257][ T32] Call trace: [ 1352.452313][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.452378][ T32] r10:8291a684 r9:ece29d84 r8:00000002 r7:60000113 r6:ece29d8c r5:859c6c00 [ 1352.452406][ T32] r4:859c6c00 [ 1352.452427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.452471][ T32] r5:859c6c00 r4:8291a680 [ 1352.452490][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.452529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.452573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 [ 1352.452595][ T32] r4:00000000 [ 1352.452615][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.452650][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.452707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.452768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4480 [ 1352.452795][ T32] r4:00000000 [ 1352.452844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.452893][ T32] r9:83018005 r8:859c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1352.452934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.453067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.453118][ T32] r5:859f7b8c r4:859f7800 ** 3 printk messages dropped ** [ 1352.453257][ T32] r10:61c88647 r9:859c6c00 r8:8484752c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.453674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.454723][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 8 printk messages dropped ** [ 1352.455212][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.455501][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.455687][ T32] r5:00001000 r4:dfddb000 ** 4 printk messages dropped ** [ 1352.455909][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 5 printk messages dropped ** [ 1352.456139][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.456261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.456477][ T32] task:kworker/0:706 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.457074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1352.457410][ T32] r5:00001000 r4:ecc2d000 ** 2 printk messages dropped ** [ 1352.457523][ T32] r5:859f838c r4:859f8000 ** 3 printk messages dropped ** [ 1352.457664][ T32] r10:61c88647 r9:859c2400 r8:8484772c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.457917][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.473412][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.473476][ T32] Call trace: [ 1352.473508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.473565][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.473589][ T32] r4:00000000 [ 1352.473609][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.473681][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.473741][ T32] 1d20: 8a2e1000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.473778][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.473804][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.473829][ T32] r5:800b0013 r4:80239bb0 [ 1352.473850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.473895][ T32] r4:82ac21e4 [ 1352.473915][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.473959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.474011][ T32] r4:dff71dc0 [ 1352.474035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.474144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.474180][ T32] r4:00000000 [ 1352.474202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.474268][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.474322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.474396][ T32] r5:00001000 r4:dfddb000 [ 1352.474427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.474470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.474535][ T32] r5:848fc78c r4:848fc400 [ 1352.474560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.474611][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.474633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.474684][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.474707][ T32] r4:8484f180 [ 1352.474727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.474775][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.474807][ T32] r4:00000001 [ 1352.474829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.474887][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.474918][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.474948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.474975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.475030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.475061][ T32] r4:848b2240 [ 1352.475128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.475194][ T32] INFO: task kworker/0:707:6425 blocked for more than 478 seconds. [ 1352.475252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.475304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.475349][ T32] task:kworker/0:707 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.475408][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.475451][ T32] Call trace: [ 1352.475482][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.475551][ T32] r10:8291a684 r9:ece31d84 r8:00000002 r7:60000113 r6:ece31d8c r5:859c0c00 [ 1352.475583][ T32] r4:859c0c00 [ 1352.475613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.475660][ T32] r5:859c0c00 r4:8291a680 [ 1352.475702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.475746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.475813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 [ 1352.475840][ T32] r4:00000000 [ 1352.475860][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1352.476021][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.476263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.476334][ T32] r5:859f878c r4:859f8400 ** 3 printk messages dropped ** [ 1352.476497][ T32] r10:61c88647 r9:859c0c00 r8:848478ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.476857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.477547][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 10 printk messages dropped ** [ 1352.477968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 5 printk messages dropped ** [ 1352.495233][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 8 printk messages dropped ** [ 1352.495626][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.495923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.496478][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.497138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.497220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece39e08 [ 1352.497264][ T32] r4:00000000 [ 1352.497325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.497407][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.497473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.497556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4a80 [ 1352.497609][ T32] r4:00000000 [ 1352.497656][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.497743][ T32] r9:83018005 r8:852c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1352.497787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.497867][ T32] r5:00001000 r4:ecc67000 [ 1352.497971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.511822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.512025][ T32] r5:859f8b8c r4:859f8800 [ 1352.512091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.512191][ T32] r7:dddced80 r6:83018000 r5:859f8b8c r4:84847780 [ 1352.512238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.512340][ T32] r10:61c88647 r9:852c6c00 r8:848477ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.512393][ T32] r4:84847780 [ 1352.512447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.512542][ T32] r10:00000000 r9:84847780 r8:80287e08 r7:ece31e60 r6:84847a80 r5:852c6c00 [ 1352.512592][ T32] r4:00000001 [ 1352.512627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.512704][ T32] Exception stack(0xece39fb0 to 0xece39ff8) [ 1352.512763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.512863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.512928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.513009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.513091][ T32] r4:859d48c0 [ 1352.513756][ T32] INFO: task kworker/0:708:6427 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.513823][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.513972][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.514077][ T32] Call trace: [ 1352.514165][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.514271][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.514372][ T32] r4:00000000 [ 1352.514426][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.514502][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.514573][ T32] 1d20: 8a883000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.514636][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.514690][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.514759][ T32] r5:800b0013 r4:80239bb0 [ 1352.514818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.514923][ T32] r4:82ac21e4 [ 1352.514965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.515052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.515103][ T32] r4:dff71dc0 [ 1352.515142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.515254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.515322][ T32] r4:00000000 [ 1352.515386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.515486][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.515536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.515617][ T32] r5:00001000 r4:dfddb000 [ 1352.515659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.515741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.515825][ T32] r5:848fc78c r4:848fc400 [ 1352.515863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.515994][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.516049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.516427][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.516810][ T32] r4:848b2240 ** 4 printk messages dropped ** [ 1352.517089][ T32] task:kworker/0:709 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.517890][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.538690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.539368][ T32] r5:859f938c r4:859f9000 ** 1 printk messages dropped ** [ 1352.539505][ T32] r7:dddced80 r6:83018000 r5:859f938c r4:84847900 ** 4 printk messages dropped ** [ 1352.539861][ T32] r10:00000000 r9:84847900 r8:80287e08 r7:ece39e60 r6:84847b80 r5:859b6000 ** 5 printk messages dropped ** [ 1352.540308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.541701][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1352.542138][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 1352.542681][ T32] r4:dff71dc0 [ 1352.542752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.542877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.542972][ T32] r4:00000000 [ 1352.543022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.543110][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.543152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.543233][ T32] r5:00001000 r4:dfddb000 [ 1352.543274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.543359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.543454][ T32] r5:848fc78c r4:848fc400 [ 1352.543502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.543591][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.543667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.543780][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.543827][ T32] r4:8484f180 [ 1352.543890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.543988][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.544036][ T32] r4:00000001 [ 1352.544109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.544211][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.544275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.544333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.544427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.544499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.544547][ T32] r4:848b2240 [ 1352.544600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.544661][ T32] INFO: task kworker/0:710:6431 blocked for more than 479 seconds. [ 1352.544722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.544806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.544855][ T32] task:kworker/0:710 state:D stack:0 pid:6431 tgid:6431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.544987][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.545086][ T32] Call trace: [ 1352.545166][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.545259][ T32] r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000013 r6:ece3dd8c r5:852d8000 [ 1352.545328][ T32] r4:852d8000 [ 1352.545375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.545478][ T32] r5:852d8000 r4:8291a680 [ 1352.545537][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.545621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.545701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece3de08 [ 1352.545748][ T32] r4:00000000 [ 1352.545784][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.545858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.545945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.546038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4c00 [ 1352.546097][ T32] r4:00000000 [ 1352.546197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.546296][ T32] r9:83018005 r8:852d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1352.546353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.546450][ T32] r5:00001000 r4:ecc71000 [ 1352.546508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.546601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.546695][ T32] r5:859f8f8c r4:859f8c00 [ 1352.546748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.546843][ T32] r7:dddced80 r6:83018000 r5:859f8f8c r4:84847a00 [ 1352.546893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.546992][ T32] r10:61c88647 r9:852d8000 r8:84847a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.547075][ T32] r4:84847a00 [ 1352.547133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.547234][ T32] r10:00000000 r9:84847a00 r8:80287e08 r7:ece35e60 r6:84847c80 r5:852d8000 [ 1352.547333][ T32] r4:00000001 [ 1352.547404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.547497][ T32] Exception stack(0xece3dfb0 to 0xece3dff8) [ 1352.547576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.547649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.547707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.547772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.547821][ T32] r4:859d4bc0 [ 1352.569137][ T32] INFO: task kworker/0:710:6431 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.569330][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.569526][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.569663][ T32] Call trace: [ 1352.569748][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.569875][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.569935][ T32] r4:00000000 [ 1352.569984][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.570074][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.570184][ T32] 1d20: 8af08000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.570249][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.570308][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.570377][ T32] r5:800b0013 r4:80239bb0 [ 1352.570429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.570520][ T32] r4:82ac21e4 [ 1352.570583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.570687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.570779][ T32] r4:dff71dc0 [ 1352.570833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.570946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 2 printk messages dropped ** [ 1352.571200][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 10 printk messages dropped ** [ 1352.571799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.572111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.572484][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.572725][ T32] r5:85a63000 r4:8291a680 ** 6 printk messages dropped ** [ 1352.572996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.573393][ T32] r5:859f9b8c r4:859f9800 [ 1352.573433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.573716][ T32] r10:00000000 r9:84847b00 r8:80287e08 r7:ece35e60 r6:859d6b80 r5:85a63000 ** 9 printk messages dropped ** [ 1352.574290][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.574850][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 1352.575140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.575688][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 7 printk messages dropped ** [ 1352.576220][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 2 printk messages dropped ** [ 1352.576434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.576506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.576564][ T32] r4:848b2240 [ 1352.576657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.576744][ T32] INFO: task kworker/0:712:6434 blocked for more than 479 seconds. [ 1352.576819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.576876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.576938][ T32] task:kworker/0:712 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.577081][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.577183][ T32] Call trace: [ 1352.577256][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.577370][ T32] r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a63c00 [ 1352.577426][ T32] r4:85a63c00 [ 1352.577497][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.577614][ T32] r5:85a63c00 r4:8291a680 [ 1352.577669][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.577736][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.577818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 [ 1352.577886][ T32] r4:00000000 [ 1352.578003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.608622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.608786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.608887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4f40 [ 1352.608952][ T32] r4:00000000 [ 1352.609002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.609064][ T32] r9:83018005 r8:85a63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1352.609103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.609151][ T32] r5:00001000 r4:ece4b000 [ 1352.609172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.609212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.609267][ T32] r5:859f978c r4:859f9400 [ 1352.609323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.609377][ T32] r7:dddced80 r6:83018000 r5:859f978c r4:84847c00 [ 1352.609429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.609488][ T32] r10:61c88647 r9:85a63c00 r8:84847c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.609523][ T32] r4:84847c00 [ 1352.609547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.609597][ T32] r10:00000000 r9:84847c00 r8:80287e08 r7:ece49e60 r6:859d6c00 r5:85a63c00 [ 1352.609620][ T32] r4:00000001 [ 1352.609653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.609716][ T32] Exception stack(0xece55fb0 to 0xece55ff8) [ 1352.609750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.609823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.609859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.609898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.609923][ T32] r4:859d4d40 [ 1352.610390][ T32] INFO: task kworker/0:712:6434 is blocked on a mutex likely owned by task kworker/0:151:3664. ** 5 printk messages dropped ** [ 1352.610862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.611073][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 1352.611356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.611872][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 5 printk messages dropped ** [ 1352.612138][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.612309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.612598][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.612853][ T32] r5:85a62400 r4:8291a680 ** 6 printk messages dropped ** [ 1352.613146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.613519][ T32] r5:859f9f8c r4:859f9c00 [ 1352.613543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.613684][ T32] r4:84847e00 ** 5 printk messages dropped ** [ 1352.613915][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.614537][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.614914][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 7 printk messages dropped ** [ 1352.615207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.615665][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 7 printk messages dropped ** [ 1352.616217][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 5 printk messages dropped ** [ 1352.616563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.617337][ T32] r4:852d8c00 ** 4 printk messages dropped ** [ 1352.617714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece41e08 ** 8 printk messages dropped ** [ 1352.640636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.640788][ T32] r5:859fa38c r4:859fa000 ** 3 printk messages dropped ** [ 1352.640928][ T32] r10:61c88647 r9:852d8c00 r8:84847eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.640951][ T32] r4:84847e80 [ 1352.640971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.641018][ T32] r10:00000000 r9:84847e80 r8:80287e08 r7:ece65e60 r6:84847f00 r5:852d8c00 [ 1352.641061][ T32] r4:00000001 [ 1352.641088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.641128][ T32] Exception stack(0xece41fb0 to 0xece41ff8) [ 1352.641180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.641219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.641247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.641277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.641299][ T32] r4:851cf2c0 [ 1352.641721][ T32] INFO: task kworker/0:714:6438 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.641759][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.641841][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.641912][ T32] Call trace: [ 1352.641967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.642024][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.642048][ T32] r4:00000000 [ 1352.642149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.642230][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.642290][ T32] 1d20: 8ba02000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.642395][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.642449][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.642477][ T32] r5:800b0013 r4:80239bb0 [ 1352.642521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.642571][ T32] r4:82ac21e4 [ 1352.642592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.642636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.642658][ T32] r4:dff71dc0 [ 1352.642677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.642722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.642744][ T32] r4:00000000 [ 1352.642773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.642849][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.642902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.642961][ T32] r5:00001000 r4:dfddb000 [ 1352.642987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.643032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.643122][ T32] r5:848fc78c r4:848fc400 [ 1352.643175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.643228][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.643251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.643300][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.643409][ T32] r4:8484f180 [ 1352.643433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.643502][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.643528][ T32] r4:00000001 [ 1352.643548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.643587][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.643614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.643643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.643684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.643717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.643740][ T32] r4:848b2240 [ 1352.643762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.643822][ T32] INFO: task kworker/1:932:6444 blocked for more than 479 seconds. [ 1352.643874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.643923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.643949][ T32] task:kworker/1:932 state:D stack:0 pid:6444 tgid:6444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.643997][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.644040][ T32] Call trace: [ 1352.644105][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.644166][ T32] r10:8291a684 r9:ece81d84 r8:00000002 r7:60000113 r6:ece81d8c r5:852d9800 [ 1352.644193][ T32] r4:852d9800 [ 1352.644214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.644257][ T32] r5:852d9800 r4:8291a680 [ 1352.644288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.644335][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.644389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 [ 1352.644415][ T32] r4:00000000 [ 1352.644454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.644493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.644555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.644616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296c80 [ 1352.644641][ T32] r4:00000000 [ 1352.644671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.644721][ T32] r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1352.644744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.644788][ T32] r5:00001000 r4:eb7d5000 [ 1352.644807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.644846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.644908][ T32] r5:85a2ab8c r4:85a2a800 [ 1352.644938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.645001][ T32] r7:ddde2d80 r6:83018200 r5:85a2ab8c r4:859d6d00 [ 1352.645046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.645146][ T32] r10:61c88647 r9:852d9800 r8:859d6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.645171][ T32] r4:859d6d00 ** 1 printk messages dropped ** [ 1352.645331][ T32] r10:00000000 r9:859d6d00 r8:80287e08 r7:ecd6de60 r6:84847d00 r5:852d9800 ** 9 printk messages dropped ** [ 1352.646146][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.646795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.647331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.647696][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.647942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.671198][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.671537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.671836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.672107][ T32] r5:85a3c38c r4:85a3c000 ** 1 printk messages dropped ** [ 1352.672179][ T32] r7:ddde2d80 r6:83018200 r5:85a3c38c r4:859d6e00 ** 4 printk messages dropped ** [ 1352.672373][ T32] r10:00000000 r9:859d6e00 r8:80287e08 r7:ecd6de60 r6:859d6f00 r5:85a65400 ** 9 printk messages dropped ** [ 1352.673207][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.673685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.673814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.673837][ T32] r4:dff71dc0 [ 1352.673856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.673899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.673930][ T32] r4:00000000 [ 1352.673954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.674001][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.674047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.674138][ T32] r5:00001000 r4:dfddb000 [ 1352.674165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.674206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.674248][ T32] r5:848fc78c r4:848fc400 [ 1352.674268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.674319][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.674342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.674391][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.674413][ T32] r4:8484f180 [ 1352.674434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.674483][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.674506][ T32] r4:00000001 [ 1352.674525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.674565][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.674614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.674663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.674704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.674756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.674801][ T32] r4:848b2240 [ 1352.674827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.674875][ T32] INFO: task kworker/1:934:6448 blocked for more than 479 seconds. [ 1352.674906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.674930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.674996][ T32] task:kworker/1:934 state:D stack:0 pid:6448 tgid:6448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.675046][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.675138][ T32] Call trace: [ 1352.675226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.675278][ T32] r10:8291a684 r9:ece85d84 r8:00000002 r7:60000113 r6:ece85d8c r5:85a64800 [ 1352.675323][ T32] r4:85a64800 [ 1352.675355][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.675407][ T32] r5:85a64800 r4:8291a680 [ 1352.675437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.675489][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.675536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece85e08 [ 1352.675558][ T32] r4:00000000 [ 1352.675578][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.675613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.675672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.675718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296dc0 [ 1352.675741][ T32] r4:00000000 [ 1352.675761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.675817][ T32] r9:83018205 r8:85a64800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1352.675869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.675969][ T32] r5:00001000 r4:ebb0d000 [ 1352.676037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.676137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.676226][ T32] r5:85a2b38c r4:85a2b000 [ 1352.676276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.676388][ T32] r7:ddde2d80 r6:83018200 r5:85a2b38c r4:8527e000 [ 1352.676441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.676543][ T32] r10:61c88647 r9:85a64800 r8:8527e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.676615][ T32] r4:8527e000 [ 1352.676698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.676805][ T32] r10:00000000 r9:8527e000 r8:80287e08 r7:ece7de60 r6:8527e180 r5:85a64800 [ 1352.676877][ T32] r4:00000001 [ 1352.676942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.677023][ T32] Exception stack(0xece85fb0 to 0xece85ff8) [ 1352.677087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.677156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.677218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.677286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.677420][ T32] r4:85296f40 ** 2 printk messages dropped ** [ 1352.701249][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.701674][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 9 printk messages dropped ** [ 1352.702055][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.702433][ T32] r5:00001000 r4:dfddb000 ** 7 printk messages dropped ** [ 1352.703106][ T32] r4:8484f180 ** 11 printk messages dropped ** [ 1352.704011][ T32] INFO: task kworker/0:715:6451 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.704502][ T32] r5:852dbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.704764][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.705105][ T32] r5:859fa78c r4:859fa400 ** 1 printk messages dropped ** [ 1352.705170][ T32] r7:dddced80 r6:83018000 r5:859fa78c r4:84847d80 ** 5 printk messages dropped ** [ 1352.705357][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.705581][ T32] r4:851cf900 ** 4 printk messages dropped ** [ 1352.706606][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.707236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.720229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.720743][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 8 printk messages dropped ** [ 1352.721062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.721129][ T32] INFO: task kworker/0:716:6452 blocked for more than 479 seconds. [ 1352.721173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.721198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.721242][ T32] task:kworker/0:716 state:D stack:0 pid:6452 tgid:6452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.721371][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.721426][ T32] Call trace: [ 1352.721459][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.721534][ T32] r10:8291a684 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:852dc800 [ 1352.721589][ T32] r4:852dc800 [ 1352.721612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.721657][ T32] r5:852dc800 r4:8291a680 [ 1352.721698][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.721763][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.721812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 [ 1352.721835][ T32] r4:00000000 [ 1352.721875][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.721934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.722000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.722087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598c1c0 [ 1352.722153][ T32] r4:00000000 [ 1352.722189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.722257][ T32] r9:83018005 r8:852dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1352.722283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.722363][ T32] r5:00001000 r4:ecef1000 [ 1352.722407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.722472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.722544][ T32] r5:859faf8c r4:859fac00 [ 1352.722567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.722636][ T32] r7:dddced80 r6:83018000 r5:859faf8c r4:8506ff80 [ 1352.722680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.722734][ T32] r10:61c88647 r9:852dc800 r8:8506ffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.722757][ T32] r4:8506ff80 [ 1352.722776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.722854][ T32] r10:00000000 r9:8506ff80 r8:80287e08 r7:ece95e60 r6:8506ff00 r5:852dc800 [ 1352.722880][ T32] r4:00000001 [ 1352.722900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.722937][ T32] Exception stack(0xece99fb0 to 0xece99ff8) [ 1352.722986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.723020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.723069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.723102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.723125][ T32] r4:851cf900 [ 1352.723541][ T32] INFO: task kworker/0:716:6452 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.723597][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.723685][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.723756][ T32] Call trace: [ 1352.723788][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.723841][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.723865][ T32] r4:00000000 [ 1352.723902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.723946][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.723999][ T32] 1d20: 8c5c8000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.724036][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.724070][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.724114][ T32] r5:800b0013 r4:80239bb0 [ 1352.724138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.724179][ T32] r4:82ac21e4 [ 1352.724212][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.724275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.724301][ T32] r4:dff71dc0 [ 1352.724326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.724371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.724431][ T32] r4:00000000 [ 1352.724456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.724503][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.724544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.724590][ T32] r5:00001000 r4:dfddb000 [ 1352.724634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.724679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.724835][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 7 printk messages dropped ** [ 1352.725209][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 7 printk messages dropped ** [ 1352.725819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.726486][ T32] r4:852db000 ** 4 printk messages dropped ** [ 1352.726945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece9de08 ** 9 printk messages dropped ** [ 1352.727799][ T32] r5:00001000 r4:ebb8f000 ** 2 printk messages dropped ** [ 1352.745417][ T32] r5:85a2b78c r4:85a2b400 ** 1 printk messages dropped ** [ 1352.745493][ T32] r7:ddde2d80 r6:83018200 r5:85a2b78c r4:8527e080 ** 5 printk messages dropped ** [ 1352.745726][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.746145][ T32] r4:85296f80 ** 2 printk messages dropped ** [ 1352.747062][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.747792][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 9 printk messages dropped ** [ 1352.758780][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.759042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.759448][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.759609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.759900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.760301][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.760995][ T32] r5:00001000 r4:ebc4d000 ** 1 printk messages dropped ** [ 1352.761144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.761241][ T32] r5:85a2bb8c r4:85a2b800 [ 1352.761312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.761433][ T32] r7:ddde2d80 r6:83018200 r5:85a2bb8c r4:8527e280 [ 1352.761510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.761620][ T32] r10:61c88647 r9:85a66c00 r8:8527e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.761691][ T32] r4:8527e280 [ 1352.761738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.761839][ T32] r10:00000000 r9:8527e280 r8:80287e08 r7:ece7de60 r6:8527e300 r5:85a66c00 [ 1352.761932][ T32] r4:00000001 [ 1352.761992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.762081][ T32] Exception stack(0xece89fb0 to 0xece89ff8) [ 1352.762186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.762261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.762364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.762416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.762440][ T32] r4:85296f80 [ 1352.762848][ T32] INFO: task kworker/1:936:6454 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.762882][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.762969][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.763113][ T32] Call trace: [ 1352.763180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.763243][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.763269][ T32] r4:00000000 [ 1352.763309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.763361][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.763410][ T32] 1d20: 8cb08000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.763446][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.763494][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.763523][ T32] r5:800b0013 r4:80239bb0 [ 1352.763556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.763601][ T32] r4:82ac21e4 [ 1352.763622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.763666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.763711][ T32] r4:dff71dc0 [ 1352.763739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.763783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.763827][ T32] r4:00000000 [ 1352.763863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.763914][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.763936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.763979][ T32] r5:00001000 r4:dfddb000 [ 1352.764000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.764070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.764141][ T32] r5:848fc78c r4:848fc400 [ 1352.764174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.764246][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.764272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.764327][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.764350][ T32] r4:8484f180 [ 1352.764371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.764418][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.764461][ T32] r4:00000001 [ 1352.764489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.764546][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.764576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.764605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.764632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.764661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.764685][ T32] r4:848b2240 [ 1352.764726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.764756][ T32] INFO: task kworker/1:937:6457 blocked for more than 479 seconds. [ 1352.764786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.764810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.764831][ T32] task:kworker/1:937 state:D stack:0 pid:6457 tgid:6457 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.765108][ T32] r5:85a66000 r4:8291a680 ** 4 printk messages dropped ** [ 1352.765308][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.765833][ T32] r5:85a2bf8c r4:85a2bc00 [ 1352.765886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.766416][ T32] r4:8527e100 ** 6 printk messages dropped ** [ 1352.766981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.767873][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 10 printk messages dropped ** [ 1352.799089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 1352.799380][ T32] r5:00001000 r4:dfddb000 ** 6 printk messages dropped ** [ 1352.799688][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.799954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.800357][ T32] Call trace: ** 1 printk messages dropped ** [ 1352.800525][ T32] r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000013 r6:ecea1d8c r5:85a5ec00 [ 1352.800567][ T32] r4:85a5ec00 [ 1352.800611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.800669][ T32] r5:85a5ec00 r4:8291a680 [ 1352.800692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.800743][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.800795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 [ 1352.800840][ T32] r4:00000000 [ 1352.800863][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.800907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.800945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.801000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ce040 [ 1352.801026][ T32] r4:00000000 [ 1352.801047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.801093][ T32] r9:83018205 r8:85a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1352.801116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.801158][ T32] r5:00001000 r4:ebda3000 [ 1352.801200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.801265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.801325][ T32] r5:84754b8c r4:84754800 [ 1352.801349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.801398][ T32] r7:ddde2d80 r6:83018200 r5:84754b8c r4:8527e200 [ 1352.801419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.801466][ T32] r10:61c88647 r9:85a5ec00 r8:8527e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.801511][ T32] r4:8527e200 [ 1352.801539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.801587][ T32] r10:00000000 r9:8527e200 r8:80287e08 r7:ece7de60 r6:8527e480 r5:85a5ec00 [ 1352.801635][ T32] r4:00000001 [ 1352.801658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.801695][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 1352.801721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.801771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.801831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.801869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.801900][ T32] r4:851ce240 [ 1352.802375][ T32] INFO: task kworker/1:938:6459 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.802414][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.802483][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.802551][ T32] Call trace: [ 1352.802604][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.802661][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.802685][ T32] r4:00000000 [ 1352.802725][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.802768][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.802817][ T32] 1d20: 8d28d000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.802850][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.802876][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.802906][ T32] r5:800b0013 r4:80239bb0 [ 1352.802949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.803014][ T32] r4:82ac21e4 [ 1352.803037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.803093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.803130][ T32] r4:dff71dc0 [ 1352.803160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.803207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.803238][ T32] r4:00000000 [ 1352.803260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.803307][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.803354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.803402][ T32] r5:00001000 r4:dfddb000 [ 1352.803422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.803463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.803505][ T32] r5:848fc78c r4:848fc400 [ 1352.803545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.803597][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.803619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.803688][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.803801][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 10 printk messages dropped ** [ 1352.804219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.804528][ T32] r4:85a56c00 ** 4 printk messages dropped ** [ 1352.804774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 ** 8 printk messages dropped ** [ 1352.805113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.805277][ T32] r5:85a3c78c r4:85a3c400 ** 3 printk messages dropped ** [ 1352.805475][ T32] r10:61c88647 r9:85a56c00 r8:8527e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.805927][ T32] r4:851ce240 ** 2 printk messages dropped ** [ 1352.806621][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.807362][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 9 printk messages dropped ** [ 1352.831196][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.831561][ T32] r5:848fc78c r4:848fc400 ** 5 printk messages dropped ** [ 1352.831945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.832360][ T32] r4:848b2240 ** 5 printk messages dropped ** [ 1352.832648][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.832974][ T32] r5:85a68c00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.833161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.833547][ T32] r5:85a3cb8c r4:85a3c800 [ 1352.833566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.833883][ T32] r10:00000000 r9:8527e580 r8:80287e08 r7:ece61e60 r6:8527e700 r5:85a68c00 ** 9 printk messages dropped ** [ 1352.834682][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.834757][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.834804][ T32] Call trace: [ 1352.834851][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.834935][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.834963][ T32] r4:00000000 [ 1352.834984][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.835025][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.835054][ T32] 1d20: 8d62e000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.835084][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.835110][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.835134][ T32] r5:800b0013 r4:80239bb0 [ 1352.835155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.835194][ T32] r4:82ac21e4 [ 1352.835215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.835259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.835294][ T32] r4:dff71dc0 [ 1352.835357][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.835422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.835448][ T32] r4:00000000 [ 1352.835470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.835515][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.835561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.835628][ T32] r5:00001000 r4:dfddb000 [ 1352.835664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.835707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.835752][ T32] r5:848fc78c r4:848fc400 [ 1352.835772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.835832][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.835886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.835994][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.836077][ T32] r4:8484f180 [ 1352.836137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.836238][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.836306][ T32] r4:00000001 [ 1352.836364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.836452][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.836526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.836620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.836704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.836775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.836842][ T32] r4:848b2240 [ 1352.836893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.836979][ T32] INFO: task kworker/0:717:6464 blocked for more than 479 seconds. [ 1352.837052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.837124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.837208][ T32] task:kworker/0:717 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.837330][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.837456][ T32] Call trace: [ 1352.837548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.837666][ T32] r10:8291a684 r9:eceb1d84 r8:00000002 r7:60000113 r6:eceb1d8c r5:85a69800 [ 1352.837723][ T32] r4:85a69800 [ 1352.837756][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.837802][ T32] r5:85a69800 r4:8291a680 [ 1352.837822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.837861][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.837960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 [ 1352.852299][ T32] r4:00000000 [ 1352.852371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.852434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.852476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.852541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfd00 [ 1352.852589][ T32] r4:00000000 [ 1352.852633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.852685][ T32] r9:83018005 r8:85a69800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1352.852728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.852792][ T32] r5:00001000 r4:ecd3b000 [ 1352.852816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.852876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.852924][ T32] r5:859fab8c r4:859fa800 [ 1352.852945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.853014][ T32] r7:dddced80 r6:83018000 r5:859fab8c r4:8598d000 [ 1352.853059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.853133][ T32] r10:61c88647 r9:85a69800 r8:8598d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.853160][ T32] r4:8598d000 [ 1352.853181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.853265][ T32] r10:00000000 r9:8598d000 r8:80287e08 r7:ece99e60 r6:8527e600 r5:85a69800 [ 1352.853290][ T32] r4:00000001 [ 1352.853330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.853374][ T32] Exception stack(0xeceb1fb0 to 0xeceb1ff8) [ 1352.853425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.853458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.853490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.853541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.853588][ T32] r4:851cfd80 [ 1352.853988][ T32] INFO: task kworker/0:717:6464 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.854022][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.854150][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.854199][ T32] Call trace: [ 1352.854243][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.854298][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.854347][ T32] r4:00000000 [ 1352.854371][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.854412][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.854460][ T32] 1d20: 8d806000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.854494][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.854522][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.854546][ T32] r5:800b0013 r4:80239bb0 [ 1352.854572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.854615][ T32] r4:82ac21e4 [ 1352.854635][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.854679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.854702][ T32] r4:dff71dc0 [ 1352.854722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.854763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.854786][ T32] r4:00000000 [ 1352.854824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.854875][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.854897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.854940][ T32] r5:00001000 r4:dfddb000 ** 2 printk messages dropped ** [ 1352.855171][ T32] r5:848fc78c r4:848fc400 ** 4 printk messages dropped ** [ 1352.855401][ T32] r4:8484f180 ** 4 printk messages dropped ** [ 1352.855585][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 1352.855877][ T32] INFO: task kworker/1:941:6466 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.856626][ T32] r4:852dd400 ** 4 printk messages dropped ** [ 1352.857006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 ** 9 printk messages dropped ** [ 1352.857513][ T32] r5:00001000 r4:ecd45000 ** 2 printk messages dropped ** [ 1352.857643][ T32] r5:85a3d38c r4:85a3d000 [ 1352.857663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.857710][ T32] r7:ddde2d80 r6:83018200 r5:85a3d38c r4:8527e680 [ 1352.857731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.857798][ T32] r10:61c88647 r9:852dd400 r8:8527e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.857825][ T32] r4:8527e680 [ 1352.857848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.857947][ T32] r10:00000000 r9:8527e680 r8:80287e08 r7:eceade60 r6:8598d080 r5:852dd400 [ 1352.870689][ T32] r4:00000001 [ 1352.870734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.870828][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1352.870871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.870926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.870958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.871010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.871036][ T32] r4:851ce580 [ 1352.871454][ T32] INFO: task kworker/1:941:6466 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.871492][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.871581][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.871654][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.871867][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.872153][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1352.872521][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.872741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.873117][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1352.873424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.873890][ T32] r4:852da400 ** 4 printk messages dropped ** [ 1352.874152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 ** 8 printk messages dropped ** [ 1352.874597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.874792][ T32] r5:85a3cf8c r4:85a3cc00 ** 3 printk messages dropped ** [ 1352.874933][ T32] r10:61c88647 r9:852da400 r8:8527e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.875313][ T32] r4:851ce800 ** 4 printk messages dropped ** [ 1352.875815][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1352.876107][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1352.876490][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.876830][ T32] r5:848fc78c r4:848fc400 ** 5 printk messages dropped ** [ 1352.877113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.877321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.877368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.877402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.877434][ T32] r4:848b2240 [ 1352.877457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.877484][ T32] INFO: task kworker/1:943:6471 blocked for more than 479 seconds. [ 1352.877543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.877586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.877618][ T32] task:kworker/1:943 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.877672][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.877727][ T32] Call trace: [ 1352.877766][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.877848][ T32] r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:852dec00 [ 1352.877875][ T32] r4:852dec00 [ 1352.877896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.900710][ T32] r5:852dec00 r4:8291a680 [ 1352.900819][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.900890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.900937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1352.900961][ T32] r4:00000000 [ 1352.900992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.901033][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.901072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.901116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cea80 [ 1352.901159][ T32] r4:00000000 [ 1352.901197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.901253][ T32] r9:83018205 r8:852dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1352.901291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.901372][ T32] r5:00001000 r4:ecebf000 [ 1352.901397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.901458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.901506][ T32] r5:85a3d78c r4:85a3d400 [ 1352.901528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.901598][ T32] r7:ddde2d80 r6:83018200 r5:85a3d78c r4:8527e900 [ 1352.901623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.901694][ T32] r10:61c88647 r9:852dec00 r8:8527e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.901740][ T32] r4:8527e900 [ 1352.901764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.901833][ T32] r10:00000000 r9:8527e900 r8:80287e08 r7:eceb5e60 r6:8598d180 r5:852dec00 [ 1352.901859][ T32] r4:00000001 [ 1352.901912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.901955][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1352.901986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.902035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.902072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.902129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.902200][ T32] r4:851ce780 [ 1352.902602][ T32] INFO: task kworker/1:943:6471 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.902638][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.902707][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.902755][ T32] Call trace: [ 1352.902786][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.902846][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.902872][ T32] r4:00000000 [ 1352.902891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.902942][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.902998][ T32] 1d20: 8e057000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.903031][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.903057][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.903089][ T32] r5:800b0013 r4:80239bb0 [ 1352.903131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.903177][ T32] r4:82ac21e4 [ 1352.903198][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.903271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.903297][ T32] r4:dff71dc0 [ 1352.903344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.903433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.903474][ T32] r4:00000000 [ 1352.903498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.903568][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.903596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.903661][ T32] r5:00001000 r4:dfddb000 [ 1352.903690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.903732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.903791][ T32] r5:848fc78c r4:848fc400 [ 1352.903814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.903863][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 3 printk messages dropped ** [ 1352.904000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.904300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.904577][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.904771][ T32] r4:852de000 ** 3 printk messages dropped ** [ 1352.904907][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.904950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 [ 1352.904973][ T32] r4:00000000 [ 1352.905034][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.905093][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.905132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.905189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ceb00 [ 1352.905215][ T32] r4:00000000 [ 1352.905264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.905312][ T32] r9:83018205 r8:852de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1352.905340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.905402][ T32] r5:00001000 r4:ecec5000 [ 1352.905434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.905499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.905546][ T32] r5:85a3db8c r4:85a3d800 [ 1352.905590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.905641][ T32] r7:ddde2d80 r6:83018200 r5:85a3db8c r4:8527e800 [ 1352.905663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.905710][ T32] r10:61c88647 r9:852de000 r8:8527e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.905743][ T32] r4:8527e800 [ 1352.905774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.905824][ T32] r10:00000000 r9:8527e800 r8:80287e08 r7:ecea9e60 r6:8598d300 r5:852de000 [ 1352.905858][ T32] r4:00000001 [ 1352.905880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.905917][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) [ 1352.905944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.905983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.906014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.906043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.906069][ T32] r4:851ceb80 [ 1352.906345][ T32] INFO: task kworker/1:944:6473 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.906389][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.906459][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.906528][ T32] Call trace: [ 1352.906568][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.906621][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.906645][ T32] r4:00000000 [ 1352.906710][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.906755][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.906784][ T32] 1d20: 8e057000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.906822][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.906852][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.906876][ T32] r5:800b0013 r4:80239bb0 [ 1352.906896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.906937][ T32] r4:82ac21e4 [ 1352.906977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.907025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.907073][ T32] r4:dff71dc0 [ 1352.907097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.907180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.907206][ T32] r4:00000000 [ 1352.907239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.907310][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.907339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.907382][ T32] r5:00001000 r4:dfddb000 [ 1352.907403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.907444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.907488][ T32] r5:848fc78c r4:848fc400 [ 1352.907509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.907576][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.907629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.907685][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1352.907799][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.922790][ T32] r4:848b2240 ** 3 printk messages dropped ** [ 1352.923045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.923878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.924468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.924941][ T32] r5:85a3e38c r4:85a3e000 [ 1352.925003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.925333][ T32] r4:8598d200 ** 5 printk messages dropped ** [ 1352.925844][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.927079][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.927187][ T32] Call trace: [ 1352.927287][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.927408][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.927492][ T32] r4:00000000 [ 1352.927596][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.927695][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.927776][ T32] 1d20: 8e2f2000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.927854][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.928008][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.951979][ T32] r5:800b0013 r4:80239bb0 [ 1352.952035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.952105][ T32] r4:82ac21e4 [ 1352.952137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.952187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.952231][ T32] r4:dff71dc0 [ 1352.952255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.952325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.952374][ T32] r4:00000000 [ 1352.952397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.952450][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.952508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.952586][ T32] r5:00001000 r4:dfddb000 [ 1352.952634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.952681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.952725][ T32] r5:848fc78c r4:848fc400 [ 1352.952746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.952793][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1352.952814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.952862][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.952886][ T32] r4:8484f180 [ 1352.952905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.952992][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1352.953021][ T32] r4:00000001 [ 1352.953062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.953109][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1352.953142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.953171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.953198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.953228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.953250][ T32] r4:848b2240 [ 1352.953273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.953414][ T32] task:kworker/1:945 state:D stack:0 pid:6476 tgid:6476 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.954021][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.954222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ced00 ** 6 printk messages dropped ** [ 1352.954551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.954654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.954964][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.955115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.955157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.955191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.955213][ T32] r4:851cea40 [ 1352.955628][ T32] INFO: task kworker/1:945:6476 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1352.955662][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.955741][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.955788][ T32] Call trace: [ 1352.955855][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.955964][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1352.956014][ T32] r4:00000000 [ 1352.956056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.956138][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1352.956196][ T32] 1d20: 8e819000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1352.956294][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1352.956365][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.956415][ T32] r5:800b0013 r4:80239bb0 [ 1352.956487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.956578][ T32] r4:82ac21e4 [ 1352.956621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.956726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1352.956794][ T32] r4:dff71dc0 [ 1352.956849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.956977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1352.957028][ T32] r4:00000000 [ 1352.957074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.957172][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.957217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.957356][ T32] r5:00001000 r4:dfddb000 [ 1352.957421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.957529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.957643][ T32] r5:848fc78c r4:848fc400 [ 1352.957696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.957818][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 3 printk messages dropped ** [ 1352.968888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.969759][ T32] r4:848b2240 ** 6 printk messages dropped ** [ 1352.970335][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.970947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.971637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.972039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.972336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.973107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.974425][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.974944][ T32] 1d20: 8e819000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 7 printk messages dropped ** [ 1352.975605][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 1352.976018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.976850][ T32] r4:8484f180 ** 3 printk messages dropped ** [ 1352.977126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.977763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1353.011952][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.012195][ T32] Call trace: [ 1353.012301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.012438][ T32] r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:84852400 [ 1353.012495][ T32] r4:84852400 [ 1353.012544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.012636][ T32] r5:84852400 r4:8291a680 [ 1353.012685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.012772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.012870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 [ 1353.012925][ T32] r4:00000000 [ 1353.012973][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.013076][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.013169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.013257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cee40 [ 1353.013312][ T32] r4:00000000 [ 1353.013392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.013530][ T32] r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1353.013602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.013699][ T32] r5:00001000 r4:eceeb000 [ 1353.013750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.013838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.013956][ T32] r5:85a3e78c r4:85a3e400 [ 1353.014034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.014165][ T32] r7:ddde2d80 r6:83018200 r5:85a3e78c r4:8527ea80 [ 1353.014219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.014327][ T32] r10:61c88647 r9:84852400 r8:8527eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.014400][ T32] r4:8527ea80 [ 1353.014457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.014558][ T32] r10:00000000 r9:8527ea80 r8:80287e08 r7:ecee1e60 r6:8598d480 r5:84852400 [ 1353.014614][ T32] r4:00000001 [ 1353.014662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014768][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) [ 1353.014862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.014924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.014989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.015065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.015125][ T32] r4:851cea00 [ 1353.015849][ T32] INFO: task kworker/1:947:6480 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1353.015940][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.016074][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.016172][ T32] Call trace: [ 1353.016237][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.016370][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.016443][ T32] r4:00000000 [ 1353.016503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.016590][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.016652][ T32] 1d20: 8edc3000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.016713][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.016775][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.016832][ T32] r5:800b0013 r4:80239bb0 [ 1353.016883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.016968][ T32] r4:82ac21e4 [ 1353.017016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.017113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.017167][ T32] r4:dff71dc0 [ 1353.017236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.017367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.017432][ T32] r4:00000000 [ 1353.017480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.017576][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.017674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.017771][ T32] r5:00001000 r4:dfddb000 [ 1353.017818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.017904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.033187][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 ** 7 printk messages dropped ** [ 1353.033813][ T32] r4:848b2240 ** 5 printk messages dropped ** [ 1353.034411][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.035133][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1353.035745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1353.036159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.036571][ T32] r10:61c88647 r9:84853000 r8:8598d52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1353.037281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1353.057457][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1353.057981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1353.072453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.072545][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.072572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.072620][ T32] r5:00001000 r4:dfddb000 [ 1353.072641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.072681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.072728][ T32] r5:848fc78c r4:848fc400 [ 1353.072751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.072801][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.072844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.072897][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.072921][ T32] r4:8484f180 [ 1353.072942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.072990][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.073012][ T32] r4:00000001 [ 1353.073032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.073071][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.073122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.073157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.073185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.073236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.073281][ T32] r4:848b2240 [ 1353.073314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.073362][ T32] INFO: task kworker/1:948:6485 blocked for more than 479 seconds. [ 1353.073419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.073468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.073514][ T32] task:kworker/1:948 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.073576][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.073660][ T32] Call trace: [ 1353.073722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.073802][ T32] r10:8291a684 r9:ecf05d84 r8:00000002 r7:60000113 r6:ecf05d8c r5:84853c00 [ 1353.073850][ T32] r4:84853c00 [ 1353.073874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.073940][ T32] r5:84853c00 r4:8291a680 [ 1353.073970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.074011][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.074056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 [ 1353.074079][ T32] r4:00000000 [ 1353.074098][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.074186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.074245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.074294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b0c0 [ 1353.074403][ T32] r4:00000000 [ 1353.074436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.074508][ T32] r9:83018205 r8:84853c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1353.074538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.074583][ T32] r5:00001000 r4:ecf27000 [ 1353.074603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.074651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.074697][ T32] r5:85a3f78c r4:85a3f400 [ 1353.074726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.074795][ T32] r7:ddde2d80 r6:83018200 r5:85a3f78c r4:8527eb00 [ 1353.074820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.074905][ T32] r10:61c88647 r9:84853c00 r8:8527eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.074931][ T32] r4:8527eb00 [ 1353.074951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.074997][ T32] r10:00000000 r9:8527eb00 r8:80287e08 r7:ecee1e60 r6:8598d580 r5:84853c00 [ 1353.075020][ T32] r4:00000001 [ 1353.075059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.075110][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1353.075157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.075213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.075249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.075290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.075319][ T32] r4:8527b100 [ 1353.075733][ T32] INFO: task kworker/1:948:6485 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1353.075789][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.075919][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.076037][ T32] Call trace: [ 1353.076113][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.076220][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.076277][ T32] r4:00000000 [ 1353.076336][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.076451][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.076524][ T32] 1d20: 8f5f6000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.076600][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.076662][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.076744][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1353.077046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 6 printk messages dropped ** [ 1353.077597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.077697][ T32] r5:00001000 r4:dfddb000 [ 1353.077748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.077858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.087023][ T32] r5:848fc78c r4:848fc400 [ 1353.087170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.087329][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.087384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.087494][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.087552][ T32] r4:8484f180 [ 1353.087601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.087727][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.087815][ T32] r4:00000001 [ 1353.087871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.088462][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.088592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.088684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.088757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.088835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.088909][ T32] r4:848b2240 [ 1353.088990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.089070][ T32] INFO: task kworker/1:949:6486 blocked for more than 479 seconds. [ 1353.089147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.089208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.089237][ T32] task:kworker/1:949 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.089321][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.089378][ T32] Call trace: [ 1353.089425][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1353.089846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1353.090415][ T32] r5:00001000 r4:ecf01000 ** 1 printk messages dropped ** [ 1353.090490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.090658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1353.091036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1353.092380][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.092784][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1353.093227][ T32] r4:dff71dc0 ** 3 printk messages dropped ** [ 1353.093607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1353.094521][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1353.095136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.095531][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.095949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1353.096618][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.097145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.097242][ T32] r5:859fb38c r4:859fb000 [ 1353.097312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.097425][ T32] r7:dddced80 r6:83018000 r5:859fb38c r4:8598d700 [ 1353.097497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.097613][ T32] r10:61c88647 r9:84855400 r8:8598d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.097679][ T32] r4:8598d700 [ 1353.097736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.097844][ T32] r10:00000000 r9:8598d700 r8:80287e08 r7:ecee9e60 r6:8598d880 r5:84855400 [ 1353.134994][ T32] r4:00000001 [ 1353.135162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.135333][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) [ 1353.135418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.135512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.135586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.135657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.135710][ T32] r4:8598c480 [ 1353.136396][ T32] INFO: task kworker/0:720:6489 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1353.136484][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.136641][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.136768][ T32] Call trace: [ 1353.136842][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.136958][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.137028][ T32] r4:00000000 [ 1353.137126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.137230][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.137305][ T32] 1d20: 8fc3c000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.137382][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.137443][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.137500][ T32] r5:800b0013 r4:80239bb0 [ 1353.137555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.137656][ T32] r4:82ac21e4 [ 1353.137735][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.137833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.137888][ T32] r4:dff71dc0 [ 1353.141687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.141817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.141873][ T32] r4:00000000 [ 1353.141922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.142022][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.142079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.142204][ T32] r5:00001000 r4:dfddb000 [ 1353.142267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.142378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.142481][ T32] r5:848fc78c r4:848fc400 [ 1353.142557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.142670][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.142725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.142830][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.143014][ T32] r4:8484f180 [ 1353.143161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.143276][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.143369][ T32] r4:00000001 [ 1353.143424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.143508][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.143594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.143679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.143746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.143816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.143887][ T32] r4:848b2240 ** 1 printk messages dropped ** [ 1353.144028][ T32] INFO: task kworker/0:721:6490 blocked for more than 479 seconds. ** 10 printk messages dropped ** [ 1353.145065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1353.145704][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.146252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1353.146628][ T32] r7:dddced80 r6:83018000 r5:859fb78c r4:8598d780 ** 5 printk messages dropped ** [ 1353.147161][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.147500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.170930][ T32] Call trace: ** 5 printk messages dropped ** [ 1353.171243][ T32] 1d20: 8ffda000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 9 printk messages dropped ** [ 1353.171669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 11 printk messages dropped ** [ 1353.172333][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.172644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.172699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.172730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.172763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.172789][ T32] r4:848b2240 [ 1353.172837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.172870][ T32] INFO: task kworker/1:950:6491 blocked for more than 479 seconds. [ 1353.172918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.172946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.172967][ T32] task:kworker/1:950 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.173048][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.173171][ T32] Call trace: [ 1353.173236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.173290][ T32] r10:8291a684 r9:ecf25d84 r8:00000002 r7:60000013 r6:ecf25d8c r5:84856c00 [ 1353.173315][ T32] r4:84856c00 [ 1353.173387][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.173438][ T32] r5:84856c00 r4:8291a680 [ 1353.173459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.173532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.173607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 [ 1353.173659][ T32] r4:00000000 [ 1353.173682][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.173744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.173783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.173827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b400 [ 1353.173874][ T32] r4:00000000 [ 1353.173897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.173944][ T32] r9:83018205 r8:84856c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1353.173967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.174016][ T32] r5:00001000 r4:ecf19000 [ 1353.174039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.174099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.174178][ T32] r5:85a3f38c r4:85a3f000 [ 1353.174200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.174281][ T32] r7:ddde2d80 r6:83018200 r5:85a3f38c r4:8527eb80 [ 1353.174332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.174403][ T32] r10:61c88647 r9:84856c00 r8:8527ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.174429][ T32] r4:8527eb80 [ 1353.174449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.174495][ T32] r10:00000000 r9:8527eb80 r8:80287e08 r7:ecf05e60 r6:8598d900 r5:84856c00 [ 1353.174544][ T32] r4:00000001 [ 1353.174594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.174633][ T32] Exception stack(0xecf25fb0 to 0xecf25ff8) [ 1353.174661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.174691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.174718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.174749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.174772][ T32] r4:8527b200 [ 1353.175040][ T32] INFO: task kworker/1:950:6491 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1353.175118][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.175186][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.175273][ T32] Call trace: [ 1353.175305][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.175358][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.175399][ T32] r4:00000000 [ 1353.175424][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.175491][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.175524][ T32] 1d20: 8ffda000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.175578][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 5 printk messages dropped ** [ 1353.175860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 10 printk messages dropped ** [ 1353.176361][ T32] r5:848fc78c r4:848fc400 ** 4 printk messages dropped ** [ 1353.176634][ T32] r4:8484f180 ** 3 printk messages dropped ** [ 1353.176813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1353.177220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1353.177484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1353.177869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b700 ** 6 printk messages dropped ** [ 1353.202770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.203067][ T32] r10:61c88647 r9:85a70000 r8:8527ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1353.203457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.204188][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.204258][ T32] Call trace: [ 1353.204319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.204375][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.204405][ T32] r4:00000000 [ 1353.204428][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.204469][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.204511][ T32] 1d20: 904a8000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.204569][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.204599][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.204626][ T32] r5:800b0013 r4:80239bb0 [ 1353.204647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.204693][ T32] r4:82ac21e4 [ 1353.204720][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.204769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.204792][ T32] r4:dff71dc0 [ 1353.204817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.204904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.204967][ T32] r4:00000000 [ 1353.204991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.205039][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.205063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.205114][ T32] r5:00001000 r4:dfddb000 [ 1353.205136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.205176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.205219][ T32] r5:848fc78c r4:848fc400 [ 1353.205264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.205317][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.205341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.205399][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.205449][ T32] r4:8484f180 [ 1353.205482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.205545][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.205572][ T32] r4:00000001 [ 1353.205592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.205630][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.205669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.205726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.205781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.205830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.205864][ T32] r4:848b2240 [ 1353.205911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.205954][ T32] INFO: task kworker/1:952:6496 blocked for more than 479 seconds. [ 1353.205988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.206015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.206037][ T32] task:kworker/1:952 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.206091][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.206150][ T32] Call trace: [ 1353.206201][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.206255][ T32] r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000013 r6:ecf39d8c r5:85a70c00 [ 1353.206292][ T32] r4:85a70c00 [ 1353.206315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.206360][ T32] r5:85a70c00 r4:8291a680 [ 1353.206380][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1353.206688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.207202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.207262][ T32] r5:85a3ff8c r4:85a3fc00 ** 1 printk messages dropped ** [ 1353.207336][ T32] r7:ddde2d80 r6:83018200 r5:85a3ff8c r4:8527ed80 ** 4 printk messages dropped ** [ 1353.207530][ T32] r10:00000000 r9:8527ed80 r8:80287e08 r7:ecf31e60 r6:8598da00 r5:85a70c00 ** 7 printk messages dropped ** [ 1353.207814][ T32] r4:8527b6c0 ** 2 printk messages dropped ** [ 1353.214329][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.214736][ T32] 1d20: 904a8000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 9 printk messages dropped ** [ 1353.215236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 9 printk messages dropped ** [ 1353.215869][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 5 printk messages dropped ** [ 1353.216074][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.216401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1353.216885][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.217785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 ** 11 printk messages dropped ** [ 1353.235661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.235813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1353.236204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.237046][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 4 printk messages dropped ** [ 1353.237287][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.237320][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.237352][ T32] r5:800b0013 r4:80239bb0 [ 1353.237398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.237474][ T32] r4:82ac21e4 [ 1353.237505][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.237600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.237634][ T32] r4:dff71dc0 [ 1353.237655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.237707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.237755][ T32] r4:00000000 [ 1353.237826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.237887][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.250443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.250542][ T32] r5:00001000 r4:dfddb000 [ 1353.250566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.250637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.250688][ T32] r5:848fc78c r4:848fc400 [ 1353.250715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.250768][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.250790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.250840][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.250889][ T32] r4:8484f180 [ 1353.250939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.250992][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.251016][ T32] r4:00000001 [ 1353.251037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.251093][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.251126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.251157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.251270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.251305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.251328][ T32] r4:848b2240 [ 1353.251375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.251407][ T32] INFO: task kworker/1:953:6500 blocked for more than 479 seconds. [ 1353.251456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.251574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.251651][ T32] task:kworker/1:953 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.251786][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.251858][ T32] Call trace: [ 1353.251940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.251995][ T32] r10:8291a684 r9:ecf55d84 r8:00000002 r7:60000113 r6:ecf55d8c r5:85a72400 [ 1353.252022][ T32] r4:85a72400 [ 1353.252042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.252091][ T32] r5:85a72400 r4:8291a680 [ 1353.252113][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.252153][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.252197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf55e08 [ 1353.252221][ T32] r4:00000000 [ 1353.252242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.252278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.252316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.252385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ba40 [ 1353.252433][ T32] r4:00000000 [ 1353.252461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.252510][ T32] r9:83018205 r8:85a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1353.252570][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.252617][ T32] r5:00001000 r4:ecf4b000 [ 1353.252655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.252699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.252849][ T32] r5:85a4438c r4:85a44000 [ 1353.252873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.252922][ T32] r7:ddde2d80 r6:83018200 r5:85a4438c r4:8527ee00 [ 1353.252945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.252996][ T32] r10:61c88647 r9:85a72400 r8:8527ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.253031][ T32] r4:8527ee00 [ 1353.253078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.253160][ T32] r10:00000000 r9:8527ee00 r8:80287e08 r7:ecf39e60 r6:8598db00 r5:85a72400 [ 1353.253216][ T32] r4:00000001 [ 1353.253262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.253303][ T32] Exception stack(0xecf55fb0 to 0xecf55ff8) [ 1353.253379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.253413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.253441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.253471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1353.253903][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1353.254794][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1353.255382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 6 printk messages dropped ** [ 1353.255734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1353.256122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1353.256797][ T32] r4:848b2240 ** 5 printk messages dropped ** [ 1353.257046][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.257562][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1353.278316][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.278534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.278730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1353.278925][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.279118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1353.279883][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 3 printk messages dropped ** [ 1353.280052][ T32] r5:800b0013 r4:80239bb0 [ 1353.280152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.280199][ T32] r4:82ac21e4 [ 1353.280250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.280300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.280329][ T32] r4:dff71dc0 [ 1353.280355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.280399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.280424][ T32] r4:00000000 [ 1353.280457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.280505][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1353.280539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.280610][ T32] r5:00001000 r4:dfddb000 [ 1353.280646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.280700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.280760][ T32] r5:848fc78c r4:848fc400 [ 1353.280784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.280834][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 [ 1353.280858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.280918][ T32] r10:61c88647 r9:84993c00 r8:8484f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.280945][ T32] r4:8484f180 [ 1353.280965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.281016][ T32] r10:00000000 r9:8484f180 r8:80287e08 r7:dff65e60 r6:8484f480 r5:84993c00 [ 1353.281045][ T32] r4:00000001 [ 1353.281095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.281137][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 1353.281166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.281196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.281223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.281255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.281279][ T32] r4:848b2240 [ 1353.281299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.281336][ T32] INFO: task kworker/1:955:6504 blocked for more than 479 seconds. [ 1353.281383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.281411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.281432][ T32] task:kworker/1:955 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.281479][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.281551][ T32] Call trace: [ 1353.281608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.281662][ T32] r10:8291a684 r9:ecf6dd84 r8:00000002 r7:60000113 r6:ecf6dd8c r5:85a74800 [ 1353.281713][ T32] r4:85a74800 [ 1353.281737][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.281795][ T32] r5:85a74800 r4:8291a680 [ 1353.281841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.281886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.281932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 [ 1353.281955][ T32] r4:00000000 [ 1353.281975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.282010][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.282045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.282093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527bc80 [ 1353.282174][ T32] r4:00000000 [ 1353.282200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.282274][ T32] r9:83018205 r8:85a74800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 ** 3 printk messages dropped ** [ 1353.282432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1353.282496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1353.282817][ T32] Exception stack(0xecf6dfb0 to 0xecf6dff8) ** 4 printk messages dropped ** [ 1353.283015][ T32] r4:8527bd80 ** 5 printk messages dropped ** [ 1353.283515][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 ** 7 printk messages dropped ** [ 1353.283784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1353.284275][ T32] r5:00001000 r4:dfddb000 ** 7 printk messages dropped ** [ 1353.284648][ T32] r4:8484f180 ** 3 printk messages dropped ** [ 1353.284881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1353.285061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.285092][ T32] r4:848b2240 [ 1353.285162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.285190][ T32] INFO: task kworker/1:956:6506 blocked for more than 479 seconds. [ 1353.285218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.285241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.285263][ T32] task:kworker/1:956 state:D stack:0 pid:6506 tgid:6506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.285379][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.285426][ T32] Call trace: [ 1353.285472][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.285522][ T32] r10:8291a684 r9:ecf75d84 r8:00000002 r7:60000013 r6:ecf75d8c r5:85a76000 [ 1353.285545][ T32] r4:85a76000 [ 1353.285565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.285608][ T32] r5:85a76000 r4:8291a680 [ 1353.285629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.285668][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.285724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf75e08 [ 1353.285774][ T32] r4:00000000 [ 1353.285821][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.285860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.285896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.285939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527be40 [ 1353.285962][ T32] r4:00000000 [ 1353.285995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.286045][ T32] r9:83018205 r8:85a76000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1353.286068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.286128][ T32] r5:00001000 r4:ecf69000 [ 1353.286150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.286190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.286284][ T32] r5:85a44f8c r4:85a44c00 [ 1353.286311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.286359][ T32] r7:ddde2d80 r6:83018200 r5:85a44f8c r4:8527ef00 [ 1353.286385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.286444][ T32] r10:61c88647 r9:85a76000 r8:8527ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.286482][ T32] r4:8527ef00 [ 1353.286505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.286553][ T32] r10:00000000 r9:8527ef00 r8:80287e08 r7:ecf6de60 r6:8598dd00 r5:85a76000 [ 1353.286610][ T32] r4:00000001 [ 1353.286633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.286669][ T32] Exception stack(0xecf75fb0 to 0xecf75ff8) [ 1353.286708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.286742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.286771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.286801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.286824][ T32] r4:8527bcc0 [ 1353.287015][ T32] INFO: task kworker/1:956:6506 is blocked on a mutex likely owned by task kworker/0:151:3664. [ 1353.287053][ T32] task:kworker/0:151 state:R running task stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.287249][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.287310][ T32] Call trace: [ 1353.287341][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.287394][ T32] r10:82ac21c4 r9:84993c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:84993c00 [ 1353.287465][ T32] r4:00000000 [ 1353.287513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.287557][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 1353.287601][ T32] 1d20: 90eb1000 dfdaf000 00000001 80239b98 7f381000 00000001 [ 1353.287634][ T32] 1d40: 82ac15a0 7f381000 dfdaf000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 1353.287672][ T32] 1d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1353.287699][ T32] r5:800b0013 r4:80239bb0 [ 1353.287720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.287760][ T32] r4:82ac21e4 [ 1353.287780][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.287824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 1353.287846][ T32] r4:dff71dc0 [ 1353.287873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.308517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 [ 1353.308556][ T32] r4:00000000 [ 1353.308599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.308665][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 6 printk messages dropped ** [ 1353.308943][ T32] r7:dddced80 r6:83018000 r5:848fc78c r4:8484f180 ** 6 printk messages dropped ** [ 1353.309339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1353.309671][ T32] INFO: task kworker/1:957:6508 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.309951][ T32] r4:85a75400 ** 5 printk messages dropped ** [ 1353.310282][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.310524][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.310885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.311049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1353.311535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1353.312266][ T32] Call trace: ** 5 printk messages dropped ** [ 1353.312664][ T32] 1d20: 911ca000 dfdaf000 00000001 80239b98 7f381000 00000001 ** 9 printk messages dropped ** [ 1353.313168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b2640 ** 6 printk messages dropped ** [ 1353.313564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.313968][ T32] r4:8484f180 ** 2 printk messages dropped ** [ 1353.314061][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.314323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1353.314562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1353.315064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1353.315630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.315760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.315841][ T32] r5:85a4578c r4:85a45400 [ 1353.315865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.315963][ T32] r7:ddde2d80 r6:83018200 r5:85a4578c r4:8527ed00 [ 1353.316072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.316130][ T32] r10:61c88647 r9:85a90000 r8:8527ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.316153][ T32] r4:8527ed00 [ 1353.316173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) VM DIAGNOSIS: 06:47:26 Registers: info registers vcpu 0 CPU#0 R00=841fa440 R01=00000034 R02=ebda1000 R03=ebda1018 R04=8324b00a R05=841fa440 R06=80a62a28 R07=8324b00a R08=80a62a28 R09=00000041 R10=00000328 R11=ebdc9e24 R12=00000002 R13=ebdc9e18 R14=8295b2ec R15=80a62a38 PSR=800f0193 N--- A S svc32 s00=51b9106e s01=8eb57eb2 d00=8eb57eb251b9106e s02=00000000 s03=00000000 d01=0000000000000000 s04=f0000001 s05=f0000001 d02=f0000001f0000001 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=c0300000 d04=c030000000000000 s10=00000000 s11=80402010 d05=8040201000000000 s12=08040201 s13=80402010 d06=8040201008040201 s14=08040201 s15=80402010 d07=8040201008040201 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=e4873d72 s33=5384d145 d16=5384d145e4873d72 s34=de11bf43 s35=0f2a67d9 d17=0f2a67d9de11bf43 s36=d920da6f s37=2acdc324 d18=2acdc324d920da6f s38=2e26ebf2 s39=7ef17803 d19=7ef178032e26ebf2 s40=7be668c8 s41=26508b84 d20=26508b847be668c8 s42=3c7d4dc5 s43=815cf255 d21=815cf2553c7d4dc5 s44=cec96706 s45=14c48ca6 d22=14c48ca6cec96706 s46=5848b02f s47=5323ef68 d23=5323ef685848b02f s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=8836eaaf s53=7e24616f d26=7e24616f8836eaaf s54=f3916296 s55=9990265c d27=9990265cf3916296 s56=85e8aa77 s57=bbdba90e d28=bbdba90e85e8aa77 s58=b090fd6f s59=8c79404b d29=8c79404bb090fd6f s60=103296d6 s61=b6c8c474 d30=b6c8c474103296d6 s62=00000053 s63=00000068 d31=0000006800000053 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=00000000 R01=76c5fbe8 R02=00000000 R03=7efffff8 R04=845b2400 R05=ec785ee0 R06=ec785fb0 R07=00000000 R08=76c5fbe0 R09=b5403587 R10=b5003500 R11=ec785f34 R12=00000018 R13=ec785ea0 R14=00000000 R15=8046ebc0 PSR=40070013 -Z-- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000